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Author SHA1 Message Date
zarzet a9088455c3 v2.1.0-preview: Download speed optimizations 2026-01-06 03:55:53 +07:00
202 changed files with 5891 additions and 129053 deletions
-4
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@@ -1,4 +0,0 @@
github: zarzet
ko_fi: zarzet
buy_me_a_coffee: zarzet
-123
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@@ -1,123 +0,0 @@
name: Bug Report
description: Report a bug or unexpected behavior
title: "[Bug]: "
labels: ["bug"]
body:
- type: markdown
attributes:
value: |
Thanks for taking the time to report a bug! Please fill out the form below.
- type: checkboxes
id: checklist
attributes:
label: Checklist
description: Please confirm the following before submitting
options:
- label: I have searched existing issues and this bug hasn't been reported yet
required: true
- label: I am using the latest version of SpotiFLAC (Stable Version)
required: true
- type: textarea
id: description
attributes:
label: Bug Description
description: A clear and concise description of what the bug is
placeholder: Describe the bug...
validations:
required: true
- type: textarea
id: steps
attributes:
label: Steps to Reproduce
description: Steps to reproduce the behavior
placeholder: |
1. Go to '...'
2. Click on '...'
3. See error
validations:
required: true
- type: textarea
id: expected
attributes:
label: Expected Behavior
description: What did you expect to happen?
placeholder: Describe what you expected...
validations:
required: true
- type: textarea
id: actual
attributes:
label: Actual Behavior
description: What actually happened?
placeholder: Describe what actually happened...
validations:
required: true
- type: input
id: version
attributes:
label: App Version
description: Which version of SpotiFLAC are you using? (Check in Settings > About)
placeholder: "e.g., v2.2.0"
validations:
required: true
- type: dropdown
id: platform
attributes:
label: Platform
description: Which platform are you using?
options:
- Android
- iOS
validations:
required: true
- type: input
id: device
attributes:
label: Device & OS Version
description: What device and OS version are you using?
placeholder: "e.g., Samsung Galaxy S24, Android 14"
validations:
required: true
- type: dropdown
id: download-service
attributes:
label: Download Service
description: Which download service were you using when the bug occurred?
options:
- Tidal
- Qobuz
- Amazon Music
- Deezer (search only)
- Not applicable
validations:
required: true
- type: textarea
id: logs
attributes:
label: Logs / Screenshots
description: |
If applicable, add logs or screenshots to help explain your problem.
**To get logs:**
1. Go to Settings > Options > Detailed Logging (turn ON)
2. Reproduce the bug
3. Go to Settings > Logs
4. Tap Share button to export logs
placeholder: Paste logs or drag & drop screenshots here...
- type: textarea
id: additional
attributes:
label: Additional Context
description: Any other context about the problem
placeholder: Add any other context...
-8
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@@ -1,8 +0,0 @@
blank_issues_enabled: false
contact_links:
- name: README
url: https://github.com/zarzet/SpotiFLAC-Mobile#readme
about: Check the README for setup instructions and FAQ
- name: Extension Development Guide
url: https://zarz.moe/docs
about: Documentation for building SpotiFLAC extensions
-111
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@@ -1,111 +0,0 @@
name: Download Issue
description: Report issues with downloading specific tracks or albums
title: "[Download]: "
labels: ["download-issue"]
body:
- type: markdown
attributes:
value: |
Having trouble downloading a specific track or album? Please provide details below.
- type: checkboxes
id: checklist
attributes:
label: Checklist
description: Please confirm the following before submitting
options:
- label: I have tried downloading with a different service (Tidal/Qobuz/Amazon)
required: true
- label: I am using the latest version of SpotiFLAC (Stable Version)
required: true
- type: dropdown
id: issue-type
attributes:
label: Issue Type
description: What kind of download issue are you experiencing?
options:
- Track not found on service
- Wrong track downloaded
- Download fails/errors
- Metadata incorrect
- Audio quality issue
- Other
validations:
required: true
- type: input
id: spotify-url
attributes:
label: Spotify URL
description: The Spotify URL of the track/album you're trying to download
placeholder: "https://open.spotify.com/track/..."
validations:
required: true
- type: input
id: track-info
attributes:
label: Track Info
description: Artist name and track title
placeholder: "Artist - Track Title"
validations:
required: true
- type: dropdown
id: download-service
attributes:
label: Download Service
description: Which service did you try to download from?
options:
- Tidal
- Qobuz
- Amazon Music
- All services
validations:
required: true
- type: dropdown
id: search-service
attributes:
label: Search Service
description: Which search service are you using?
options:
- Spotify
- Deezer
validations:
required: true
- type: textarea
id: description
attributes:
label: Description
description: Describe the issue in detail
placeholder: |
What happened? What did you expect?
If wrong track was downloaded, what track was downloaded instead?
validations:
required: true
- type: input
id: version
attributes:
label: App Version
description: Which version of SpotiFLAC are you using?
placeholder: "e.g., v2.2.0"
validations:
required: true
- type: textarea
id: screenshots
attributes:
label: Screenshots / Logs
description: |
If applicable, add screenshots or logs.
**To get logs:**
1. Go to Settings > Options > Detailed Logging (turn ON)
2. Try downloading the track again
3. Go to Settings > Logs
4. Tap Share button to export logs
placeholder: Drag & drop screenshots or paste logs here...
@@ -1,117 +0,0 @@
name: Extension API Feature Request
description: Request new API features or capabilities for extension development
title: "[Extension API]: "
labels: ["enhancement", "extension-api"]
body:
- type: markdown
attributes:
value: |
Thanks for helping improve the SpotiFLAC Extension API!
This form is for extension developers who need new features or capabilities that don't exist yet.
- type: checkboxes
id: checklist
attributes:
label: Checklist
description: Please confirm the following before submitting
options:
- label: I have read the [Extension Development Guide](https://github.com/zarzet/SpotiFLAC-Mobile/blob/main/docs/EXTENSION_DEVELOPMENT.md)
required: true
- label: I have searched existing issues and this API feature hasn't been requested yet
required: true
- type: textarea
id: extension_goal
attributes:
label: What are you trying to build?
description: Describe the extension or feature you're developing
placeholder: "I'm building an extension that downloads from [service name] / provides metadata from [source]..."
validations:
required: true
- type: textarea
id: current_limitation
attributes:
label: Current API Limitation
description: What's missing or limiting in the current extension API?
placeholder: |
The current API doesn't support:
- [missing feature 1]
- [missing feature 2]
This prevents me from...
validations:
required: true
- type: textarea
id: proposed_api
attributes:
label: Proposed API / Feature
description: Describe the API or feature you'd like to see added
placeholder: |
I would like to have:
- A new function `api.newFeature()` that does X
- A new manifest field `newOption` that enables Y
- Access to Z capability...
validations:
required: true
- type: textarea
id: use_case
attributes:
label: Use Case Example
description: Provide a code example of how you would use this feature
placeholder: |
```javascript
// Example usage in extension code
function download(request, progressCallback) {
const result = api.proposedFeature(params);
// ...
}
```
validations:
required: false
- type: dropdown
id: api_category
attributes:
label: API Category
description: What category does this feature fall under?
options:
- HTTP/Network API
- File System API
- Storage API
- FFmpeg/Audio Processing
- Manifest Options
- Runtime Functions
- UI Integration
- Authentication
- Other
validations:
required: true
- type: dropdown
id: priority
attributes:
label: How critical is this for your extension?
options:
- Blocker - Cannot build my extension without this
- High - Major functionality depends on this
- Medium - Would significantly improve my extension
- Low - Nice to have
validations:
required: true
- type: textarea
id: workaround
attributes:
label: Current Workaround
description: Are you using any workaround currently? If so, describe it.
placeholder: "Currently I'm working around this by..."
- type: textarea
id: additional
attributes:
label: Additional Context
description: Add any other context, links to similar APIs, or examples from other platforms
placeholder: "Similar feature in other platforms: ..."
@@ -1,66 +0,0 @@
name: Feature Request
description: Suggest a new feature or improvement
title: "[Feature]: "
labels: ["enhancement"]
body:
- type: markdown
attributes:
value: |
Thanks for suggesting a feature! Please fill out the form below.
- type: checkboxes
id: checklist
attributes:
label: Checklist
description: Please confirm the following before submitting
options:
- label: I have searched existing issues and this feature hasn't been requested yet
required: true
- type: textarea
id: problem
attributes:
label: Problem / Motivation
description: Is your feature request related to a problem? Please describe.
placeholder: "A clear description of what the problem is. Ex: I'm always frustrated when..."
validations:
required: true
- type: textarea
id: solution
attributes:
label: Proposed Solution
description: Describe the solution you'd like
placeholder: A clear description of what you want to happen...
validations:
required: true
- type: textarea
id: alternatives
attributes:
label: Alternatives Considered
description: Describe any alternative solutions or features you've considered
placeholder: Other approaches you've thought about...
- type: dropdown
id: category
attributes:
label: Category
description: What category does this feature fall under?
options:
- UI/UX Improvement
- Download Feature
- New Service Integration
- Metadata/Tagging
- Performance
- Settings/Configuration
- Other
validations:
required: true
- type: textarea
id: additional
attributes:
label: Additional Context
description: Add any other context, mockups, or screenshots about the feature request
placeholder: Add any other context or screenshots...
+66 -231
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@@ -3,13 +3,13 @@ name: Release
on:
push:
tags:
- "v*"
- 'v*'
workflow_dispatch:
inputs:
version:
description: "Version tag (e.g., v1.0.0)"
description: 'Version tag (e.g., v1.0.0)'
required: true
default: "v1.0.0"
default: 'v1.0.0'
jobs:
# Get version first (quick job)
@@ -28,7 +28,7 @@ jobs:
VERSION="${GITHUB_REF#refs/tags/}"
fi
echo "version=$VERSION" >> $GITHUB_OUTPUT
# Check if version contains -preview, -beta, -rc, or -alpha (NOT -hotfix)
VERSION_LOWER=$(echo "$VERSION" | tr '[:upper:]' '[:lower:]')
if [[ "$VERSION_LOWER" == *"-preview"* ]] || [[ "$VERSION_LOWER" == *"-beta"* ]] || [[ "$VERSION_LOWER" == *"-rc"* ]] || [[ "$VERSION_LOWER" == *"-alpha"* ]]; then
@@ -43,7 +43,7 @@ jobs:
build-android:
runs-on: ubuntu-latest
needs: get-version
steps:
- name: Free disk space
run: |
@@ -65,13 +65,13 @@ jobs:
- name: Setup Java
uses: actions/setup-java@v4
with:
distribution: "temurin"
java-version: "17"
distribution: 'temurin'
java-version: '17'
- name: Setup Go
uses: actions/setup-go@v5
with:
go-version: "1.21"
go-version: '1.21'
cache-dependency-path: go_backend/go.sum
# Cache Gradle for faster builds
@@ -85,20 +85,7 @@ jobs:
restore-keys: gradle-${{ runner.os }}-
- name: Install Android SDK & NDK
run: |
# Use pre-installed Android SDK on GitHub runners
echo "ANDROID_HOME=$ANDROID_HOME"
echo "ANDROID_SDK_ROOT=$ANDROID_SDK_ROOT"
# Accept licenses
yes | $ANDROID_HOME/cmdline-tools/latest/bin/sdkmanager --licenses || true
# Install NDK r27d LTS (required for 16KB page size support on Android 15+)
# Platform android-36 and build-tools 36.0.0 for targetSdk 36 (Android 16)
$ANDROID_HOME/cmdline-tools/latest/bin/sdkmanager "ndk;27.3.13750724" "platforms;android-36" "build-tools;36.0.0"
# Set NDK path
echo "ANDROID_NDK_HOME=$ANDROID_HOME/ndk/27.3.13750724" >> $GITHUB_ENV
uses: android-actions/setup-android@v3
- name: Install gomobile
run: |
@@ -116,7 +103,7 @@ jobs:
- name: Setup Flutter
uses: subosito/flutter-action@v2
with:
channel: "stable"
channel: 'stable'
cache: true
- name: Get Flutter dependencies
@@ -126,14 +113,7 @@ jobs:
run: dart run flutter_launcher_icons
- name: Build APK (Release - unsigned)
run: |
flutter build apk --release --split-per-abi || true
# Verify APKs were created
ls -la build/app/outputs/flutter-apk/
if [ ! -f "build/app/outputs/flutter-apk/app-arm64-v8a-release.apk" ]; then
echo "ERROR: APK not found!"
exit 1
fi
run: flutter build apk --release --split-per-abi
- name: Sign APKs
uses: r0adkll/sign-android-release@v1
@@ -145,7 +125,7 @@ jobs:
keyStorePassword: ${{ secrets.KEYSTORE_PASSWORD }}
keyPassword: ${{ secrets.KEY_PASSWORD }}
env:
BUILD_TOOLS_VERSION: "36.0.0"
BUILD_TOOLS_VERSION: "34.0.0"
- name: Rename APKs
run: |
@@ -165,8 +145,8 @@ jobs:
build-ios:
runs-on: macos-latest
needs: get-version # Only depends on version, NOT android build!
needs: get-version # Only depends on version, NOT android build!
steps:
- name: Checkout repository
uses: actions/checkout@v4
@@ -174,7 +154,7 @@ jobs:
- name: Setup Go
uses: actions/setup-go@v5
with:
go-version: "1.21"
go-version: '1.21'
cache-dependency-path: go_backend/go.sum
# Cache CocoaPods
@@ -194,7 +174,7 @@ jobs:
working-directory: go_backend
run: |
mkdir -p ../ios/Frameworks
gomobile bind -target=ios -tags ios -o ../ios/Frameworks/Gobackend.xcframework .
gomobile bind -target=ios -o ../ios/Frameworks/Gobackend.xcframework .
env:
CGO_ENABLED: 1
@@ -202,53 +182,70 @@ jobs:
run: |
ls -la ios/Frameworks/
ls -la ios/Frameworks/Gobackend.xcframework/ || (echo "ERROR: XCFramework not found!" && exit 1)
- name: Add XCFramework to Xcode project
run: |
# Install xcodeproj gem for modifying Xcode project
sudo gem install xcodeproj
# Create Ruby script to add framework
cat > add_framework.rb << 'EOF'
require 'xcodeproj'
project_path = 'ios/Runner.xcodeproj'
project = Xcodeproj::Project.open(project_path)
# Get the main target
target = project.targets.find { |t| t.name == 'Runner' }
# Get or create Frameworks group
frameworks_group = project.main_group.find_subpath('Frameworks', true)
frameworks_group ||= project.main_group.new_group('Frameworks')
# Add XCFramework reference
framework_path = 'Frameworks/Gobackend.xcframework'
framework_ref = frameworks_group.new_file(framework_path, :project)
# Add to frameworks build phase
frameworks_build_phase = target.frameworks_build_phase
frameworks_build_phase.add_file_reference(framework_ref)
# Add to embed frameworks build phase
embed_phase = target.build_phases.find { |p| p.is_a?(Xcodeproj::Project::Object::PBXCopyFilesBuildPhase) && p.name == 'Embed Frameworks' }
if embed_phase
build_file = embed_phase.add_file_reference(framework_ref)
build_file.settings = { 'ATTRIBUTES' => ['CodeSignOnCopy', 'RemoveHeadersOnCopy'] }
end
project.save
puts "Successfully added Gobackend.xcframework to Xcode project"
EOF
ruby add_framework.rb
- name: Setup Flutter
uses: subosito/flutter-action@v2
with:
channel: "stable"
channel: 'stable'
cache: true
# Swap pubspec for iOS build (includes ffmpeg_kit_flutter)
- name: Use iOS pubspec with FFmpeg plugin
run: |
cp pubspec.yaml pubspec_android_backup.yaml
cp pubspec_ios.yaml pubspec.yaml
echo "Swapped to iOS pubspec with ffmpeg_kit_flutter"
# Swap FFmpeg service for iOS
- name: Use iOS FFmpeg service
run: |
cp lib/services/ffmpeg_service.dart lib/services/ffmpeg_service_android.dart
cp build_assets/ffmpeg_service_ios.dart lib/services/ffmpeg_service.dart
# Update class name in the swapped file
sed -i '' 's/FFmpegServiceIOS/FFmpegService/g' lib/services/ffmpeg_service.dart
sed -i '' 's/FFmpegResultIOS/FFmpegResult/g' lib/services/ffmpeg_service.dart
echo "Swapped to iOS FFmpeg service"
- name: Get Flutter dependencies
run: flutter pub get
@@ -256,44 +253,18 @@ jobs:
run: dart run flutter_launcher_icons
- name: Build iOS (unsigned)
run: |
# Build Flutter iOS without codesigning
flutter build ios --release --no-codesign --config-only
# Use xcodebuild with code signing disabled
cd ios
xcodebuild -workspace Runner.xcworkspace \
-scheme Runner \
-configuration Release \
-sdk iphoneos \
-destination 'generic/platform=iOS' \
-archivePath build/Runner.xcarchive \
archive \
CODE_SIGNING_ALLOWED=NO \
CODE_SIGNING_REQUIRED=NO \
CODE_SIGN_IDENTITY="" \
DEVELOPMENT_TEAM=""
run: flutter build ios --release --no-codesign
- name: Create IPA
run: |
VERSION=${{ needs.get-version.outputs.version }}
mkdir -p build/ios/ipa
cd ios/build/Runner.xcarchive/Products/Applications
cd build/ios/iphoneos
mkdir Payload
cp -r Runner.app Payload/
# Use absolute path to avoid relative path issues
zip -r $GITHUB_WORKSPACE/build/ios/ipa/SpotiFLAC-${VERSION}-ios-unsigned.ipa Payload
zip -r ../ipa/SpotiFLAC-${VERSION}-ios-unsigned.ipa Payload
rm -rf Payload
- name: Verify IPA created
run: |
ls -la build/ios/ipa/
VERSION=${{ needs.get-version.outputs.version }}
if [ ! -f "build/ios/ipa/SpotiFLAC-${VERSION}-ios-unsigned.ipa" ]; then
echo "ERROR: IPA not created!"
exit 1
fi
- name: Upload IPA artifact
uses: actions/upload-artifact@v4
with:
@@ -305,7 +276,7 @@ jobs:
needs: [get-version, build-android, build-ios]
permissions:
contents: write
steps:
- name: Checkout repository
uses: actions/checkout@v4
@@ -315,23 +286,21 @@ jobs:
run: |
VERSION=${{ needs.get-version.outputs.version }}
VERSION_NUM=${VERSION#v} # Remove 'v' prefix
echo "Looking for version: $VERSION_NUM"
# Extract changelog section for this version using sed
# Find the line with version, then print until next version header or end
CHANGELOG=$(sed -n "/^## \[$VERSION_NUM\]/,/^## \[/{ /^## \[$VERSION_NUM\]/d; /^## \[/d; p; }" CHANGELOG.md)
# If no changelog found, use default message
if [ -z "$CHANGELOG" ]; then
echo "No changelog found for version $VERSION_NUM"
CHANGELOG="See CHANGELOG.md for details."
else
echo "Found changelog content"
# Remove trailing --- separator if present (CHANGELOG uses --- between versions)
CHANGELOG=$(echo "$CHANGELOG" | sed '/^---$/d')
fi
# Save to file for multiline support
echo "$CHANGELOG" > /tmp/changelog.txt
echo "Extracted changelog:"
@@ -353,34 +322,32 @@ jobs:
run: |
VERSION=${{ needs.get-version.outputs.version }}
cat > /tmp/release_body.txt << 'HEADER'
## SpotiFLAC $VERSION
Download Spotify tracks in FLAC quality from Tidal, Qobuz & Amazon Music.
### What's New
HEADER
# Replace $VERSION in header
sed -i "s/\$VERSION/$VERSION/g" /tmp/release_body.txt
cat /tmp/changelog.txt >> /tmp/release_body.txt
REPO_OWNER="${{ github.repository_owner }}"
REPO_NAME="${{ github.event.repository.name }}"
cat >> /tmp/release_body.txt << FOOTER
---
### Downloads
#### Android
- **arm64**: \`SpotiFLAC-${VERSION}-arm64.apk\` (recommended for modern devices)
- **arm32**: \`SpotiFLAC-${VERSION}-arm32.apk\` (older devices)
#### iOS
- **Android (arm64)**: \`SpotiFLAC-${VERSION}-arm64.apk\` (recommended)
- **Android (arm32)**: \`SpotiFLAC-${VERSION}-arm32.apk\` (older devices)
- **iOS**: \`SpotiFLAC-${VERSION}-ios-unsigned.ipa\` (sideload required)
### Installation
**Android**: Enable "Install from unknown sources" and install the APK
**iOS**: Use AltStore, Sideloadly, or similar tools to sideload the IPA
![arm64](https://img.shields.io/github/downloads/${REPO_OWNER}/${REPO_NAME}/${VERSION}/SpotiFLAC-${VERSION}-arm64.apk?style=flat-square&logo=android&label=arm64&color=3DDC84) ![arm32](https://img.shields.io/github/downloads/${REPO_OWNER}/${REPO_NAME}/${VERSION}/SpotiFLAC-${VERSION}-arm32.apk?style=flat-square&logo=android&label=arm32&color=3DDC84) ![iOS](https://img.shields.io/github/downloads/${REPO_OWNER}/${REPO_NAME}/${VERSION}/SpotiFLAC-${VERSION}-ios-unsigned.ipa?style=flat-square&logo=apple&label=iOS&color=0078D6)
FOOTER
echo "Release body:"
cat /tmp/release_body.txt
@@ -395,135 +362,3 @@ jobs:
prerelease: ${{ needs.get-version.outputs.is_prerelease == 'true' }}
env:
GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
notify-telegram:
runs-on: ubuntu-latest
needs: [get-version, create-release]
if: ${{ needs.get-version.outputs.is_prerelease != 'true' }}
steps:
- name: Checkout repository
uses: actions/checkout@v4
- name: Download Android APK
uses: actions/download-artifact@v4
with:
name: android-apk
path: ./release
- name: Download iOS IPA
uses: actions/download-artifact@v4
with:
name: ios-ipa
path: ./release
- name: Extract changelog for version
id: changelog
run: |
VERSION=${{ needs.get-version.outputs.version }}
VERSION_NUM=${VERSION#v}
# Extract changelog, limit to ~2500 chars for Telegram (4096 limit minus message overhead)
# Use tr -d '\r' to handle CRLF line endings from Windows
FULL_CHANGELOG=$(cat CHANGELOG.md | tr -d '\r' | sed -n "/^## \[$VERSION_NUM\]/,/^## \[/{ /^## \[$VERSION_NUM\]/d; /^## \[/d; p; }" | sed '/^---$/d')
echo "DEBUG: Extracted changelog length: ${#FULL_CHANGELOG}"
echo "DEBUG: First 200 chars: ${FULL_CHANGELOG:0:200}"
if [ -z "$FULL_CHANGELOG" ]; then
CHANGELOG="See release notes on GitHub for details."
else
# Convert GitHub Markdown to Telegram HTML:
# - **text** → <b>text</b>
# - `code` → <code>code</code>
# - ### Header → <b>Header</b>
# - Escape HTML special chars first
# - Remove > blockquote prefix
CHANGELOG=$(echo "$FULL_CHANGELOG" | \
sed 's/^> //' | \
sed 's/&/\&amp;/g' | \
sed 's/</\&lt;/g' | \
sed 's/>/\&gt;/g' | \
sed 's/`\([^`]*\)`/<code>\1<\/code>/g' | \
sed 's/\*\*\([^*]*\)\*\*/<b>\1<\/b>/g' | \
sed 's/^### \(.*\)$/<b>\1<\/b>/g' | \
sed 's/^## \(.*\)$/<b>\1<\/b>/g' | \
sed 's/^- /• /g' | \
sed 's/^ - / ◦ /g')
# Take first 2500 characters, then cut at last complete line
CHANGELOG=$(echo "$CHANGELOG" | head -c 2500 | sed '$d')
# Check if truncated
FULL_LEN=${#FULL_CHANGELOG}
if [ $FULL_LEN -gt 2500 ]; then
CHANGELOG="${CHANGELOG}"$'\n\n... (see full changelog on GitHub)'
fi
fi
echo "$CHANGELOG" > /tmp/changelog.txt
echo "DEBUG: Final changelog:"
cat /tmp/changelog.txt
- name: Send to Telegram Channel
env:
TELEGRAM_BOT_TOKEN: ${{ secrets.TELEGRAM_BOT_TOKEN }}
TELEGRAM_CHANNEL_ID: ${{ secrets.TELEGRAM_CHANNEL_ID }}
run: |
VERSION=${{ needs.get-version.outputs.version }}
CHANGELOG=$(cat /tmp/changelog.txt)
# Find APK files
ARM64_APK=$(find ./release -name "*arm64*.apk" | head -1)
ARM32_APK=$(find ./release -name "*arm32*.apk" | head -1)
# Prepare message with changelog (HTML format)
printf '%s\n' \
"<b>SpotiFLAC Mobile ${VERSION} Released!</b>" \
"" \
"<b>What's New:</b>" \
"${CHANGELOG}" \
"" \
"<a href=\"https://github.com/${{ github.repository }}/releases/tag/${VERSION}\">View Release Notes</a>" \
> /tmp/telegram_message.txt
MESSAGE=$(cat /tmp/telegram_message.txt)
# Send message first (using HTML parse mode)
# Use --data-urlencode for proper encoding of special chars (+, &, etc.)
# Use || true to ensure file uploads continue even if message fails
curl -s -X POST "https://api.telegram.org/bot${TELEGRAM_BOT_TOKEN}/sendMessage" \
--data-urlencode "chat_id=${TELEGRAM_CHANNEL_ID}" \
--data-urlencode "text=${MESSAGE}" \
--data-urlencode "parse_mode=HTML" \
--data-urlencode "disable_web_page_preview=true" || true
# Upload arm64 APK to channel
if [ -f "$ARM64_APK" ]; then
echo "Uploading arm64 APK to Telegram..."
curl -s -X POST "https://api.telegram.org/bot${TELEGRAM_BOT_TOKEN}/sendDocument" \
-F chat_id="${TELEGRAM_CHANNEL_ID}" \
-F document=@"${ARM64_APK}" \
-F caption="SpotiFLAC ${VERSION} - arm64 (recommended)"
fi
# Upload arm32 APK to channel
if [ -f "$ARM32_APK" ]; then
echo "Uploading arm32 APK to Telegram..."
curl -s -X POST "https://api.telegram.org/bot${TELEGRAM_BOT_TOKEN}/sendDocument" \
-F chat_id="${TELEGRAM_CHANNEL_ID}" \
-F document=@"${ARM32_APK}" \
-F caption="SpotiFLAC ${VERSION} - arm32"
fi
# Upload iOS IPA to channel
IOS_IPA=$(find ./release -name "*ios*.ipa" | head -1)
if [ -f "$IOS_IPA" ]; then
echo "Uploading iOS IPA to Telegram..."
curl -s -X POST "https://api.telegram.org/bot${TELEGRAM_BOT_TOKEN}/sendDocument" \
-F chat_id="${TELEGRAM_CHANNEL_ID}" \
-F document=@"${IOS_IPA}" \
-F caption="SpotiFLAC ${VERSION} - iOS (unsigned, sideload required)"
fi
echo "Telegram notification sent!"
-23
View File
@@ -6,8 +6,6 @@ Thumbs.db
.idea/
.vscode/
*.iml
.cursorignore
.cursorrules
# Kiro specs (development only)
.kiro/
@@ -15,9 +13,6 @@ Thumbs.db
# Reference folder (development only)
referensi/
# Documentation (development only, published separately)
docs/
# Old spotiflac_android folder (moved to root)
spotiflac_android/
@@ -55,21 +50,3 @@ ios/.symlinks/
ios/Flutter/Flutter.framework/
ios/Flutter/Flutter.podspec
android/app/libs/gobackend-sources.jar
# Extension folder
extension/
# Agent instructions
AGENTS.md
# Temp/misc
nul
# Log files
*.log
hs_err_*.log
flutter_*.log
# Development tools
tool/
.claude/settings.local.json
+488 -421
View File
@@ -1,458 +1,525 @@
# Changelog
## [3.3.0] - 2026-01-31
### Added
- **Clear All Queue Button**: Cancel all queued downloads with one tap ([#96](https://github.com/zarzet/SpotiFLAC-Mobile/issues/96))
- **IDHS Fallback**: Fallback link resolver when SongLink fails (rate limited 8 req/min)
- **Lossy Bitrate Options**: MP3 (320/256/192/128kbps), Opus (128/96/64kbps)
- **Search Filters**: Filter results by type (Tracks, Artists, Albums, Playlists)
- **Album/Playlist Search**: Deezer search now includes albums and playlists
- **New Languages**: Turkish (Kaan, BedirhanGltkn), Japanese (Re*Index.(ot_inc))
- **Optional All Files Access**: Android 13+ no longer requires full storage access; enable in Settings if needed
- **Improved VPN Compatibility**: Better HTTP/2 support for users behind VPN or restricted networks
### Changed
- **Amazon Download API**: Switched to AfkarXYZ API ([#108](https://github.com/zarzet/SpotiFLAC-Mobile/issues/108))
- **Qobuz Download API**: Added Jumo API as fallback ([#108](https://github.com/zarzet/SpotiFLAC-Mobile/issues/108))
- **Search Results**: Reduced artist limit from 5 to 2
### Fixed
- **Opus Cover Art**: Implemented METADATA_BLOCK_PICTURE for proper cover embedding
- **Deezer Pagination**: Fixed >25 tracks only showing first 25 ([#112](https://github.com/zarzet/SpotiFLAC-Mobile/issues/112))
- **Duplicate Embed Lyrics Setting**: Removed from Options page ([#110](https://github.com/zarzet/SpotiFLAC-Mobile/issues/110))
---
## [3.2.1] - 2026-01-22
### Added
- **Artist/Album + Singles Folder Structure**: Singles go inside artist folder (`Artist/Album/`, `Artist/Singles/`)
- **Embed Lyrics Button**: Manually embed online lyrics into tracks from Track Info screen (preserves synced timestamps)
- **Pause/Resume Button**: Added pause and resume controls next to "Downloading" header in History screen
- **Instrumental Detection**: Tracks marked as instrumental on lrclib.net now show "Instrumental track" instead of "Lyrics not available"
### Fixed
- **Lyrics**: Multi-artist tracks now search by primary artist first, then full string
- **Lyrics**: Metadata tags (`[ti:...]`, `[ar:...]`, `[by:...]`) no longer shown in display
- **Lyrics**: Embed button now correctly appears for tracks with online lyrics
- **Lyrics**: Manual embed preserves original timestamps instead of plain text
- **iOS**: Fixed "File not found" after 3.1.x → 3.2.0 update (container UUID migration)
- **Home Feed**: Greeting now uses device local time
- **Deezer**: Track position fallback to index+1 when API returns 0
- **Localization**: Fixed 16 ICU plural syntax warnings in Spanish & Portuguese
## [2.1.0-preview] - 2026-01-06
### Performance
- **Home Feed**: Precomputed Quick Picks section flag and reduced per-page allocations; explore state now watched by field to cut rebuilds
- **Home Recent**: Cached recent-access aggregation and limited list allocations for recent downloads
- **Settings/Theme/Recent**: Cached SharedPreferences instance to avoid repeated `getInstance()` calls
- **History/DB**: Batched iOS path migration updates to reduce write overhead
- **Download Queue**: Reduced polling allocations and avoided double-load scheduling for history
- **Misc**: Precompiled regex in share intent, update dialog, extensions error parsing, log analysis, and LRC cleanup; faster palette cache hits and log filtering
---
## [3.2.0] - 2026-01-22
> **Note:** Starting from v3.2.0, changelogs will be concise.
### Highlights
- **Discography Download** (Highly Requested): Download entire artist discography with album selection mode
- **Home Feed / Explore**: Personalized sections from spotify-web and ytmusic extensions
- **SQLite History Database**: O(1) lookups, non-blocking writes
### Added
- Discography download with options: All, Albums Only, Singles Only, or Select Albums
- Artist navigation from album screen (tap artist name)
- Home feed sections with pull-to-refresh
- YT Music Quick Picks swipeable UI
- `gobackend.getLocalTime()` API for extensions
- Track duration in home feed items
- Release date badge in album info card
### Improved
- Album track list shows track number instead of cover image
- Download buttons with more rounded corners
- Downloaded songs in Recent show primary-colored subtitle
### Fixed
- Home feed timezone detection
- Track duration 0:00 when downloading from home feed
### Extensions
- spotify-web v1.8.1: Home feed, artist_id support
- ytmusic v1.6.1: Home feed, artist_id support
---
## [3.1.3] - 2026-01-19
### Added
- **External LRC Lyrics File Support**: Option to save lyrics as separate .lrc files for compatibility with external music players
- New "Lyrics Mode" setting in Settings > Download > Lyrics section
- Three modes available:
- **Embed in file** (default): Lyrics stored inside FLAC metadata
- **External .lrc file**: Save lyrics as separate .lrc file next to audio file
- **Both**: Embed and save external .lrc file
- Perfect for players like Samsung Music that prefer external .lrc files
- LRC files include metadata headers (title, artist, by:SpotiFLAC-Mobile)
- Works with all download services (Tidal, Qobuz, Amazon)
- **CSV Import Quality Selection**: Choose audio quality when importing CSV playlists
- Quality picker now appears before adding CSV tracks to download queue
- Select between FLAC qualities (Lossless, Hi-Res, Hi-Res Max) or MP3
- Respects "Ask quality before download" setting - uses default quality if disabled
- **Persistent Cover Image Cache**: Album/track cover images now cached to persistent storage instead of temporary directory
- Cover images no longer disappear when app is closed or device restarts
- Cache stored in `app_flutter/cover_cache/` directory (not cleared by system)
- Maximum 1000 images cached for up to 365 days
- Covers are cached when displayed in History, Home, Album, Artist, or any other screen
- New `CoverCacheManager` service with `clearCache()` and `getStats()` methods for future cache management
- **Extended Metadata from Deezer Enrichment**: Track downloads now include label, copyright, and genre metadata from Deezer
- New fields in `ExtTrackMetadata`: `label`, `copyright`, `genre`
- Metadata fetched during `enrichTrack()` via Deezer album API
- Embedded as FLAC Vorbis comments: `GENRE`, `ORGANIZATION` (label), `COPYRIGHT`
- Works for both extension downloads and built-in provider downloads (Tidal, Qobuz, Amazon)
- **Track Metadata Screen Extended Info**: Genre, label, and copyright now displayed in track metadata screen
- Added `genre`, `label`, `copyright` fields to `DownloadHistoryItem` model
- Metadata is stored in download history and persists across app restarts
- New localization strings: `trackGenre`, `trackLabel`, `trackCopyright`
- **`utils.randomUserAgent()` for Extensions**: New utility function for extensions to get random browser User-Agent strings
- Returns modern Chrome User-Agent format: `Chrome/{120-145}.0.{6000-7499}.{100-299}` with `Windows NT 10.0`
- Useful for extensions that need to rotate User-Agents to avoid detection
### Fixed
- **Portuguese Language Bug**: Fixed locale parsing for languages with country codes (e.g., pt_PT, es_ES)
- App now correctly loads Portuguese and Spanish translations
- Updated Portuguese label to "Português (Brasil)"
- **VM Race Condition Panic**: Fixed `panic during execution: runtime error: index out of range [-2]` crash when switching search providers
- Root cause: Goja VM was being accessed concurrently by multiple goroutines without synchronization
- Added `VMMu sync.Mutex` to `LoadedExtension` struct
- Added mutex lock/unlock to ALL `ExtensionProviderWrapper` methods:
- `SearchTracks`, `GetTrack`, `GetAlbum`, `GetArtist`
- `EnrichTrack`, `CheckAvailability`, `GetDownloadURL`, `Download`
- `CustomSearch`, `HandleURL`, `MatchTrack`, `PostProcess`
- Prevents race conditions when rapidly switching between extension search providers
- **Tidal Release Date Fallback**: Fixed missing release date in FLAC metadata when downloading from Tidal
- Now uses Tidal API's release date when `req.ReleaseDate` is empty
- Ensures release date is always embedded in downloaded files
- **Extended Metadata for M4A→FLAC Conversion**: Fixed genre, label, and copyright not being embedded when converting Amazon M4A to FLAC
- Flutter now extracts extended metadata from Go backend response
- Passes `genre`, `label`, `copyright` parameters to `_embedMetadataAndCover()`
- Tags correctly embedded during FFmpeg conversion
- **Extended Metadata for MP3 Conversion**: Genre, label, and copyright now embedded in MP3 files when converting from FLAC
- Added `genre`, `label`, `copyright` parameters to `_embedMetadataToMp3()`
- Tags embedded as ID3v2: `GENRE`, `ORGANIZATION` (label), `COPYRIGHT`
### Extensions
- **spotify-web Extension**: Updated to v1.7.0
- Added `getMetadataFromDeezer()` function to fetch extended metadata:
- ISRC from track
- Label from album
- Copyright (generated as "YEAR LABEL")
- Genre from album genres
- Release date
- `enrichTrack()` now returns all extended metadata to Go backend
- Replaced all hardcoded User-Agent strings with `utils.randomUserAgent()`
### Performance
- **Faster App Startup**: Notification, Share Intent, and Cover Cache Manager initialization now run in parallel
- **Download Queue Polling**: Batched progress updates reduce rebuilds and list allocations during active downloads
- **Queue Item Updates**: Status/progress updates now skip no-op changes and update by index for fewer allocations
- **Directory Creation**: Download output folders are created once per path, reducing repeated I/O for albums/singles
- **Search Results Rendering**: Single-pass filtering avoids repeated `indexOf` calls for large result sets
- **Queue Lookups in UI**: O(1) lookup for queue status in Home/Album/Playlist/Artist track lists
- **History Filtering**: Album/single counts and grouping are computed once per build
- **Downloaded Album View**: Tracks are grouped by disc in one pass to reduce filtering overhead
- **Track Metadata Screen**:
- Palette extraction deferred until after transition; reduced sample size for smoother navigation
- File stat uses a single syscall and only triggers state updates on change
- Static regex/month table avoids repeated allocations
- Cover precached before opening metadata from history/queue/recents
- **Flutter Provider Optimizations**:
- Cache `SharedPreferences` instance in `DownloadHistoryNotifier` and `DownloadQueueNotifier` to avoid repeated `getInstance()` calls
- Precompile regex for folder name sanitization and year extraction (top-level `final`)
- Use `indexWhere` instead of `firstWhere` with placeholder object to reduce allocations in queue processing
- **Flutter UI Optimizations**:
- Selective `ref.watch()` for `downloadQueueProvider` (watch only `queuedCount` or `items` instead of entire state)
- Pass `Track` directly to `_buildTrackTile()` instead of index lookup inside builder
- Pass `historyItems` as parameter to `_buildRecentAccess()` to avoid `ref.read()` inside method
- **M4A Metadata Embedding**: Streaming implementation reduces memory usage for large files
- Uses `os.Open()` + `ReadAt` instead of `os.ReadFile()` (no full file load into memory)
- Atomic file replacement via temp file + rename for safer writes
- New helper functions: `findAtomInRange()`, `readAtomHeaderAt()`, `copyRange()`
### Backend
- **Deezer ISRC Fetching**: Uses ISRCs already present in payloads and caches them, cutting extra API calls
- **SearchAll Allocation**: Preallocated slices to reduce allocations during Deezer search
- **HTTP Client Helper**: Refactored HTTP client creation to use `NewHTTPClientWithTimeout()` helper function across `lyrics.go`, `qobuz.go`, `tidal.go`
- **Download Speed Optimizations**: Significant improvements to download initialization and throughput
- Token caching for Tidal (eliminates redundant auth requests)
- Singleton pattern for all downloaders (HTTP connection reuse)
- ISRC search first strategy (faster than SongLink API)
- Track ID cache with 30 minute TTL for album/playlist downloads
- Pre-warm cache when viewing album/playlist
- Parallel cover art and lyrics fetching during audio download
- 64KB HTTP read/write buffers
- 256KB buffered file writer for all downloaders
- Progress updates every 64KB (reduced lock contention)
- **Amazon Music Optimizations**: Same optimizations now applied to Amazon downloader
### Technical
- New `go_backend/parallel.go` with `TrackIDCache`, `FetchCoverAndLyricsParallel()`, `PreWarmTrackCache()`
- Flutter: `_preWarmCacheForTracks()` in `track_provider.dart`
- New method channels: `preWarmTrackCache`, `getTrackCacheSize`, `clearTrackCache`
- **Go Backend Changes**:
- `go_backend/extension_providers.go`: Added `Label`, `Copyright`, `Genre` fields to `ExtTrackMetadata`; added mutex locks to all provider methods
- `go_backend/extension_manager.go`: Added `VMMu sync.Mutex` to `LoadedExtension` struct
- `go_backend/extension_runtime.go`: Added `utils.randomUserAgent` function
- `go_backend/extension_runtime_utils.go`: Added `randomUserAgent()` implementation
- `go_backend/httputil.go`: Updated `getRandomUserAgent()` to use modern Chrome versions
- `go_backend/tidal.go`: Added release date fallback logic
- `go_backend/exports.go`: Added `Genre`, `Label`, `Copyright` fields to `DownloadResponse`
## [2.0.7-preview2] - 2026-01-06
- **Flutter Changes**:
- `lib/services/cover_cache_manager.dart`: New persistent cache manager for cover images (365 days, 1000 images max)
- `lib/widgets/cached_cover_image.dart`: Wrapper widget for CachedNetworkImage with persistent cache
- `lib/main.dart`: Added `CoverCacheManager.initialize()` to app startup
- `lib/screens/*.dart`: All 11 screens updated to use persistent cache manager for CachedNetworkImage
- `lib/providers/download_queue_provider.dart`: Updated `_embedMetadataAndCover()` to accept and embed genre, label, copyright; added `genre`, `label`, `copyright` fields to `DownloadHistoryItem`
- `lib/screens/track_metadata_screen.dart`: Display genre, label, copyright in metadata grid
- `lib/l10n/arb/app_en.arb`: Added `trackGenre`, `trackLabel`, `trackCopyright` localization strings
### Fixed
- **iOS Directory Picker**: Fixed unable to select download folder on iOS
- iOS limitation: Empty folders cannot be selected via document picker
- Added "App Documents Folder" option as recommended default
- Shows info message explaining iOS limitation
- Files saved to app Documents folder are accessible via iOS Files app
### Dependencies
- Added `flutter_cache_manager: ^3.4.1` (explicit dependency for persistent cache)
- Added `path: ^1.9.0` (for cache directory path handling)
---
## [3.1.2] - 2026-01-19
### Added
- **New Languages**: Added Spanish (es) and Portuguese (pt) translations
- Spanish: Credits 125 ([@credits125](https://crowdin.com/profile/credits125))
- Portuguese: Pedro Marcondes ([@justapedro](https://crowdin.com/profile/justapedro))
- Russian: Владислав ([@odinokiy_kot](https://crowdin.com/profile/odinokiy_kot))
- **Quick Search Provider Switcher** ([#76](https://github.com/zarzet/SpotiFLAC-Mobile/issues/76)): Dropdown menu in search bar for instant provider switching
- Tap the search icon to reveal a dropdown menu with all available search providers
- Shows default provider (Deezer based on metadata source setting) at the top
- Lists all enabled extensions with custom search capability
- Displays extension icons when available
- Checkmark indicates currently selected provider
- Search hint text updates immediately when switching providers
- Re-triggers search automatically if there's existing text in the search bar
- Eliminates need to navigate to Settings > Extensions > Search Provider
- **Extension Button Setting Type** ([#74](https://github.com/zarzet/SpotiFLAC-Mobile/issues/74)): New setting type for extension actions
- Extensions can define `button` type in manifest settings
- Triggers JavaScript function when tapped (e.g., start OAuth flow)
- Useful for authentication, manual sync, or any custom action
- **Genre & Label Metadata** ([#75](https://github.com/zarzet/SpotiFLAC-Mobile/issues/75)): Downloaded tracks now include genre and record label information
- Fetches genre and label from Deezer album API for each track
- Embeds GENRE, ORGANIZATION (label), and COPYRIGHT tags into FLAC files
- Works automatically when Deezer track ID is available (via ISRC matching)
- Supports all download services (Tidal, Qobuz, Amazon) and extension downloads
- **MP3 Quality Option** ([#69](https://github.com/zarzet/SpotiFLAC-Mobile/issues/69)): Optional MP3 download format with FLAC-to-MP3 conversion
- New "Enable MP3 Option" toggle in Settings > Download > Audio Quality
- When enabled, MP3 (320kbps) appears as a quality option alongside FLAC options
- Available in both the quality picker dialog and default quality settings
- Works with all services (Tidal, Qobuz, Amazon) and extensions
- **MP3 Metadata Embedding**: Full metadata support for MP3 files
- Cover art embedded using ID3v2 tags
- Synced lyrics embedded (fetched from lrclib.net)
- All metadata preserved: title, artist, album, album artist, track/disc number, date, ISRC
- Automatic tag conversion from Vorbis comments (FLAC) to ID3v2 (MP3)
- **Dominant Color Header**: Album, Playlist, Downloaded Album, and Track Metadata screens now feature dynamic header backgrounds
- Extracts dominant color from cover art using `palette_generator`
- Creates a gradient from dominant color to theme surface color
- Smooth 500ms color transition animation
- **Larger Cover Art**: Cover images on detail screens are now 50% of screen width (previously 140px fixed)
- More prominent album artwork display
- Larger shadow and rounded corners (20px radius)
- Higher resolution cover caching
- **Sticky Title**: Title appears in AppBar when scrolling past the info card
- Smooth fade-in animation (200ms) when scrolling down
- Title hidden when header is expanded (shows in info card instead)
- AppBar uses theme color (surface) for clean, native look
- Works on Album, Playlist, Downloaded Album, Track Metadata, and Artist screens
- **Artist Name in Album Screen**: Album info card now displays artist name below album title
- Extracted from first track's artist metadata
- Styled with `onSurfaceVariant` color for visual hierarchy
- **Disc Separation for Multi-Disc Albums** ([#70](https://github.com/zarzet/SpotiFLAC-Mobile/issues/70)): Downloaded albums with multiple discs now display tracks grouped by disc
- Visual disc separator header showing "Disc 1", "Disc 2", etc.
- Tracks sorted by disc number first, then by track number
- Single-disc albums display normally without separators
- Fixes confusion when albums have duplicate track numbers across discs
- **Album Grouping in Recents** ([#70](https://github.com/zarzet/SpotiFLAC-Mobile/issues/70)): Downloads now show as albums instead of individual tracks in the Recent section
- Prevents flooding the recents list when downloading full albums
- Groups tracks by album name and artist
- Tapping navigates directly to the downloaded album screen
- Shows the most recent download time for each album
## [2.0.7-preview] - 2026-01-05
### Changed
- **Reduced APK Size**: Replaced FFmpeg plugin with custom AAR containing only required codecs
- arm64 APK: 46.6 MB (previously 51 MB)
- arm32 APK: 59 MB (previously 64 MB)
- Only includes FLAC, MP3 (LAME), and AAC codecs
- Removed x86/x86_64 architectures (emulator only)
- **FFmpeg FLAC-to-MP3 Conversion**: Improved conversion process
- MP3 files now saved in the same folder as FLAC (no separate MP3 subfolder)
- Original FLAC file automatically deleted after successful conversion
- New `embedMetadataToMp3()` method for MP3-specific tag embedding
### Technical
- Custom FFmpeg AAR with arm64-v8a and armeabi-v7a only
- Native MethodChannel bridge for FFmpeg operations
- Separate iOS build configuration with ffmpeg_kit_flutter plugin
- **Sticky Header Theme Integration**: AppBar background uses `colorScheme.surface` instead of dominant color when collapsed
- Dark theme: Black background with white text
- Light theme: White background with black text
- Matches modern app behavior for better readability
## [2.0.6] - 2026-01-05
### Fixed
- **Duration Display Bug**: Fixed duration showing incorrect values like "4135:53" instead of "4:14"
- `duration_ms` (milliseconds) was being stored directly without conversion to seconds
- Now properly converts milliseconds to seconds before display
- **Audio Quality from File**: Quality info (bit depth/sample rate) now read from actual FLAC file instead of trusting API
- More accurate quality display for all services (Tidal, Qobuz, Amazon)
- Also reads quality from existing files when skipping duplicates
- **Artist Verification for Downloads**: Added artist name verification to prevent downloading wrong tracks
- Verifies artist matches between Spotify metadata and streaming service
- Handles different scripts (Japanese/Chinese vs Latin) as same artist with different transliteration
- Applied to Tidal, Qobuz, and Amazon downloads
- **Metadata Case-Sensitivity**: Fixed FLAC metadata not being properly overwritten when downloaded file has lowercase tags
- Now uses case-insensitive comparison when replacing existing Vorbis comments
- Fixes issue where Amazon downloads could have duplicate metadata tags
- **Settings Navigation Freeze**: Fixed app freezing when navigating back from settings sub-menus on some devices
- Added proper PopScope handling for predictive back gesture on Android 14+
- **MP3 Quality Display in Track Metadata**: Fixed incorrect quality display for MP3 files
- MP3 files now show "320kbps" instead of FLAC's bit depth/sample rate
- History no longer stores FLAC audio specs for converted MP3 files
- Both File Info badges and metadata grid show correct MP3 quality
- **Empty Catch Blocks**: Fixed analyzer warnings for empty catch blocks
- `download_queue_provider.dart`: Added comments explaining why polling errors are silently ignored
- `track_provider.dart`: Added comments explaining why availability check errors are silently ignored
- `ffmpeg_service.dart`: Added proper error logging for temp file cleanup failures
- **Russian Plural Forms**: Fixed ICU syntax warnings in Russian localization
- Removed redundant `=1` clauses that were overriding `one` plural category
- Affected 10 plural strings including track counts and delete confirmations
- Plurals now correctly handle Russian grammar (1 трек, 2 трека, 5 треков)
### Dependencies
- Added `palette_generator: ^0.3.3+4` for cover art color extraction
---
## [3.1.1] - 2026-01-17
## [2.0.5] - 2026-01-05
### Added
- **Lyrics Caching**: Lyrics are now cached for 24 hours to reduce API calls and improve performance
- Thread-safe cache with automatic expiration
- Cache key based on artist, track, and duration
- Log indicator shows "(cached)" when lyrics are served from cache
- **Lyrics Duration Matching**: Improved lyrics accuracy with duration-based matching
- Compares track duration with lrclib.net results
- 10-second tolerance to handle version differences (radio edit, remaster, etc.)
- Prioritizes synced lyrics over plain text when duration matches
- Falls back gracefully if no duration match found
- **Deezer Cover Art Upgrade**: Cover art from Deezer CDN now automatically upgraded to maximum quality
- Detects Deezer CDN URLs (`cdn-images.dzcdn.net`)
- Upgrades cover resolution to 1800x1800 (max available)
- Works alongside existing cover upgrade
- **Live Search for Extensions**: Search-as-you-type functionality for extension search
- 800ms debounce delay to prevent excessive API calls
- Minimum 3 characters required before searching
- Concurrency control to prevent race conditions in extension runtime
- Queues pending searches if a search is already in progress
- **Russian Language Support**: Added Russian (Русский) translation - 99% complete
- Translated via Crowdin community contributions
- Covers all UI elements, settings, and error messages
- **Large Playlist Support**: Playlists with up to 1000 tracks are now fully fetched (was limited to 100)
### Fixed
- **Wrong Track Download**: Fixed issue where tracks with same ISRC but different versions (e.g., short/instrumental vs full version) would download the wrong track. Now verifies duration matches before downloading (30 second tolerance).
- **ISRC Index Race Condition**: Fixed repeated index rebuilding during parallel downloads
- Added per-directory build lock using `sync.Map` and `sync.Mutex`
- Double-check locking pattern ensures index is built only once
- Significantly improves performance during CSV import with many tracks
## [2.0.4] - 2026-01-04
- **Queue Tab Scroll Exception**: Fixed Flutter rendering exception with NestedScrollView
- Disabled Material 3 stretch overscroll indicator that caused `_StretchController` assertion
- Wrapped NestedScrollView with ScrollConfiguration to prevent `setState during build` errors
- Issue was especially noticeable during rapid queue updates (CSV import)
### Fixed
- **Android 11 Storage Permission**: Fixed "Permission denied" error on Android 11 (API 30) devices
- Added `MANAGE_EXTERNAL_STORAGE` permission for Android 11-12
- Shows explanation dialog before opening system settings
- **CSV Import**: Fixed CSV export not being parsed correctly
- Added support for `Artist Name(s)` header (with parentheses)
- Added support for `Track URI` header for track IDs
- Added `artists` and `track_id` as alternative header names
- Now correctly parses "Liked Songs" and playlist exports
---
## [3.1.0] - 2026-01-16
## [2.0.3] - 2026-01-03
### Added
- **Recent Access History**: Quick access to recently visited content when tapping the search bar
- **Artist Screen Redesign**: Full-width header, monthly listeners, top tracks section
- **Extension Store Update Badge**: Badge indicator showing available extension updates
- **Extension Compatibility Warning**: Warning for extensions requiring newer app version
- **Year in Album Folder Name**: New folder structure options with release year
- **Extension Album/Playlist/Artist Support**: Extensions can now return collections in search
- **Odesli Integration**: YouTube Music extension can now match tracks to Deezer/Tidal/Qobuz
- **Download Cancel**: Properly stops in-flight downloads
- **Custom Spotify API Credentials**: Set your own Spotify Client ID and Secret in Settings > Options to avoid rate limiting
- Toggle to enable/disable custom credentials without deleting them
- Material Expressive 3 bottom sheet UI for entering credentials
- **Keyboard Dismiss on Scroll**: Keyboard now automatically dismisses when scrolling search results
- **Rate Limit Error UI**: Shows friendly error card when API rate limit (429) is hit on Home, Artist, and Album screens
### Changed
- Search bar behavior improved with recent access history
- **Search on Enter Only**: Removed auto-search debounce, now only searches when pressing Enter key (saves API calls)
### Fixed
- **Download Cancel**: Fixed cancelled downloads still completing in background and appearing in history. Cancelled files are now properly deleted.
- **Search Keyboard Dismiss**: Fixed keyboard randomly dismissing and navigating back when starting to search
- **Back Button During Search**: Back button now properly dismisses keyboard first before clearing search
- **Search Error Navigation**: Fixed pressing Enter during search (when loading or error) navigating back to home instead of staying on search screen
- **Duplicate Search on Enter**: Enter key no longer triggers duplicate search if results already loaded
- Multiple extension-related fixes for artist, album, and playlist handling
- UI fixes for search, settings, and navigation
---
## [3.0.0] - 2026-01-14
### Extension System (Major Feature)
SpotiFLAC 3.0 introduces a powerful extension system that allows third-party integrations for metadata, downloads, and more.
- **Extension Store**: Browse and install extensions directly from the app
- **Web Extension**: Metadata provider for personalized playlists
- **Extension Capabilities**: Custom search, URL handlers, thumbnail ratios, post-processing
- **Extension APIs**: Full HTTP, storage, file, and crypto support
- **Security**: Sandboxed JavaScript runtime with permission-based access
## [2.0.2] - 2026-01-03
### Added
- Album folder structure settings
- Separate singles folder option
- Year in album folder name
- Parallel API calls for faster downloads
- Swipeable history filters
- **Actual Quality Display**: Shows real audio quality (bit depth/sample rate) after download
- Quality badge on download history items (e.g., "24-bit", "16-bit")
- Full quality info in Track Metadata screen (e.g., "24-bit/96kHz")
- Tertiary color highlight for Hi-Res (24-bit) downloads
- **Quality Disclaimer**: Added note in quality picker explaining that actual quality depends on track availability
- **Instant Lyrics Loading**: Lyrics now load from embedded file first (instant) before falling back to internet fetch
### Fixed
- **Fallback Service Display**: Fixed download history showing wrong service when fallback occurs (e.g., showing "TIDAL" when actually downloaded from "QOBUZ")
- **Open in Spotify**: Fixed "Open in Spotify" button not opening Spotify app correctly
- Tab edge overscroll
- Extension duplicate load error
- Settings item highlight on swipe
- Back gesture freeze on Android 13+
- Bottom overflow in dialogs
- Japanese artist name matching
- Multi-artist matching
- Max resolution cover download
- Various extension-related fixes
### Removed
- **Romaji Conversion**: Removed Japanese lyrics to romaji conversion feature (Kanji not supported, results were incomplete)
---
### Technical
- Go backend now returns `actual_bit_depth` and `actual_sample_rate` in download response
- Go backend now returns `service` field indicating actual service used (important for fallback)
- Tidal API v2 response provides exact quality info
- Qobuz uses track metadata for quality info
- Amazon now reads quality from downloaded FLAC file (previously returned unknown)
*For older versions, see [GitHub Releases](https://github.com/zarzet/SpotiFLAC-Mobile/releases)*
## [2.0.1] - 2026-01-03
### Added
- **Quality Picker Track Info**: Shows track name, artist, and cover in quality picker
- Tap to expand long track titles
- Expand icon only shows when title is truncated
- Ripple effect follows rounded corners including drag handle
### Changed
- **Unified Progress Tracking System**: Deprecated legacy single-download progress
- All downloads now use item-based progress tracking
- Fixes duplicate notification bug when finalizing
- Cleaner codebase with single progress system
### Fixed
- **Duplicate Notification Bug**: Fixed issue where "Finalizing" and "Downloading" notifications appeared simultaneously
- **Update Notification Stuck**: Fixed notification staying at 100% after download completes
- **Quality Picker Consistency**: Unified quality picker UI across all screens (Home, Album, Playlist)
- Container with `primaryContainer` background for each option
- Distinct icons: music_note (Lossless), high_quality (Hi-Res), four_k (Max)
## [2.0.0] - 2026-01-03
### Added
- **Artist Search Results**: Search now shows artists alongside tracks
- Horizontal scrollable artist cards with circular avatars
- Tap artist to view their discography
- **Multi-Layer Caching System**: Aggressive caching to minimize API calls
- Go backend cache: Artist (10 min), Album (10 min), Search (5 min)
- Flutter memory cache: Instant navigation for previously viewed artists/albums
- Duplicate search prevention: Same query won't trigger new API call
- **Real-time Download Status**: Track items show live download progress
- Queued: Hourglass icon
- Downloading: Circular progress with percentage
- Completed: Check icon
- Works in Home search, Album, and Playlist screens
- **Downloaded Track Indicator**: Tracks already in history show check mark
- Lazy file verification: Only checks file existence when tapped
- Auto-removes from history if file was deleted, allowing re-download
- Prevents accidental duplicate downloads
- **Pre-release Support**: GitHub Actions auto-detects preview/beta/rc/alpha tags
- Stable users won't receive update notifications for preview versions
### Changed
- **Instant Navigation UX**: Navigate to Artist/Album screens immediately
- Header (name, cover) shows instantly from available data
- Content (albums/tracks) loads in background inside the screen
- Second visit to same artist/album is instant from Flutter cache
- **Search Results UI Redesign**:
- Removed "Download All" button from search results
- Added "Songs" section header (matches "Artists" header style)
- Track list now in grouped card with rounded corners (like Settings)
- Track items with dividers and InkWell ripple effect
- **Larger UI Elements**: Improved touch targets and visual hierarchy
- Recent downloads: Album art 56→100px, section height 80→130px
- Artist cards: Avatar 72→88px, container 90→100px
- Track items: Album art 48→56px
- **Optimized Search**: Pressing Enter with same query no longer triggers duplicate search
- **Smoother Progress Animation**: Progress jumps to 100% after download completes
- Embedding (cover, metadata, lyrics) happens in background without blocking UI
- **Finalizing Status**: Shows "Finalizing" indicator while embedding metadata
- Distinct icon (edit_note) with tertiary color
- User knows download is complete, just processing metadata
- **Consistent Download Button Sizes**: All download/status buttons now 44x44px
- **Better Dynamic Color Contrast**: Improved visibility for cards and chips with dynamic color
- Settings cards use overlay colors for better contrast
- Theme/view mode chips have visible borders in light mode
- **Navigation Bar Styling**: Distinct background color from content area
- **Ask Before Download Default**: Now enabled by default for better UX
### Fixed
- **Artist Profile Images**: Fixed artist images not showing in search results (field name mismatch)
- **Album Card Overflow**: Fixed 5px overflow in artist discography album cards
- **Optimized Rebuilds**: Each track item only rebuilds when its own status changes
- Uses Riverpod `select()` for granular state watching
- Prevents entire list rebuild on progress updates
- **Update Notification Stuck**: Fixed notification staying at 100% after download complete
## [1.6.3] - 2026-01-03
### Added
- **Predictive Back Navigation**: Support for Android 14+ predictive back gesture with smooth animations
- **Separate Detail Screens**: Album, Artist, and Playlist now open as dedicated screens with Material Expressive 3 design
- Collapsing header with cover art and gradient overlay
- Card-based info section with rounded corners (20px radius)
- Tonal download buttons with circular shape
- Quality picker bottom sheet with drag handle
- **Double-Tap to Exit**: Press back twice to exit app when at home screen (replaces exit dialog)
### Changed
- **Navigation Architecture**: Refactored from state-based to screen-based navigation
- Album/Artist/Playlist URLs navigate to dedicated screens via `Navigator.push()`
- Enables native predictive back gesture animations
- Search results stay on Home tab for quick downloads
- **Simplified State Management**: Removed `previousState` chain from TrackProvider since Navigator handles back navigation
## [1.6.2] - 2026-01-02
### Added
- **HTTPS-Only Downloads**: APK downloads and update checks now enforce HTTPS-only connections for security
### Changed
- **Home Tab Rename**: Renamed "Search" tab to "Home" with home icon
- **Branding**: Changed idle screen title from "Search Music" to "SpotiFLAC"
- **About Page Redesign**: New Material Expressive 3 grouped layout with app header, contributors section with GitHub avatars, and organized links
### Fixed
- **Play Button Flash**: Fixed play button briefly showing red error icon on app start (now uses optimistic rendering)
### Performance
- **Optimized State Management**: Use `.select()` for Riverpod providers to prevent unnecessary widget rebuilds
- **List Keys**: Added keys to all list builders for efficient list updates and reordering
- **Request Cancellation**: Outdated API requests are ignored when new search/fetch is triggered
- **Debounced URL Fetches**: All network requests now debounced to prevent rapid duplicate calls
- **Bounded File Cache**: File existence cache now limited to 500 entries to prevent memory leak
- **Timer Cleanup**: Progress polling timer properly disposed when provider is destroyed
- **Stream Error Handling**: Share intent stream now has proper error handling
## [1.6.1] - 2026-01-02
### Added
- **Background Download Service**: Downloads now continue running when app is in background
- Foreground service with wake lock prevents Android from killing downloads
- Persistent notification shows download progress
- No more "connection abort" errors when switching apps
### Fixed
- **Share Intent App Restart**: Fixed download queue being lost when sharing from Spotify while downloads are in progress
- Download queue is now persisted to storage and automatically restored on app restart
- Interrupted downloads (marked as "downloading") are reset to "queued" and auto-resumed
- Changed launch mode to `singleTask` to reuse existing activity instead of restarting
- Added `onNewIntent` handler to properly receive new share intents
- **Back Button During Loading**: Back button no longer clears state while loading shared URL
### Changed
- **Kotlin**: Upgraded from 2.2.20 to 2.3.0 for better plugin compatibility
## [1.6.0] - 2026-01-02
### Added
- **Manual Quality Selection**: New option to choose audio quality before each download
- Toggle "Ask Before Download" in Download Settings
- When enabled, shows quality picker (Lossless, Hi-Res, Hi-Res Max) before downloading
- Works for both single track and batch downloads
- **Live Search**: Search results appear as you type with 400ms debounce
- Animated search bar moves from center to top when typing
- Keyboard stays open during transition
- Back button navigates through search history (album → artist → idle)
- Clear button to reset search
- URLs still require manual submit
- **Search Tab Header**: Added collapsing app bar to centered search view for consistent UI across all tabs
- **Share Audio File**: Share downloaded tracks to other apps from Track Metadata screen
### Fixed
- **Update Checker**: Fixed version comparison for versions with suffix (e.g., `1.5.0-hotfix6`)
- Users on hotfix versions now properly receive update notifications
- Handles `-hotfix`, `-beta`, `-rc` suffixes correctly
- **Settings Ripple Effect**: Fixed splash/ripple effect to properly clip within rounded card corners
### Changed
- **Settings UI Redesign**: New Android-style grouped settings with connected cards
- Items in same group are connected with rounded card container
- Section headers outside cards for clear visual hierarchy
- Better contrast with white overlay for dark mode dynamic colors
- **Larger Tab Titles**: Increased app bar title size (28px) and height (130px) for better visibility
- **Consistent Header Position**: Fixed Search tab header alignment to match History and Settings tabs
### Improved
- **Code Quality**: Replaced all `print()` statements with structured logging using `logger` package
- **Dependencies Updated**:
- `share_plus`: 10.1.4 → 12.0.1
- `flutter_local_notifications`: 18.0.1 → 19.0.0
- `build_runner`: 2.4.15 → 2.10.4
## [1.5.5] - 2026-01-02
### Added
- **Share to App**: Share Spotify links directly from Spotify app or browser to SpotiFLAC
- Supports track, album, playlist, and artist URLs
- Auto-fetches metadata when link is shared
- Works with both `open.spotify.com` URLs and `spotify:` URIs
- **Lyrics Viewer**: View lyrics for downloaded tracks in Track Metadata screen
- Fetches lyrics from LRCLIB on-demand
- Clean display without timestamps
- Copy lyrics to clipboard
- **Artist URL Support**: Paste artist URL to browse their discography
- Shows all albums, singles, and compilations
- Horizontal scrollable album cards grouped by type
- Tap any album to view and download its tracks
- **Folder Organization**: Organize downloads into folders by artist or album
- Options: None, By Artist, By Album, By Artist & Album
- Configurable in Settings > Download
- **Japanese Lyrics to Romaji**: Auto-convert Hiragana/Katakana lyrics to romaji
- Useful for non-Japanese speakers who want to sing along
- Toggle in Settings > Options > Lyrics
- Kanji characters are preserved (requires dictionary lookup)
- **History View Mode**: Choose between grid or list view for download history
- Grid view shows album art in a 3-column layout (default)
- List view shows detailed track info with date
- Configurable in Settings > Appearance > Layout
- **Exit Confirmation**: Dialog prompt when pressing back to exit app (only at root)
### Changed
- **Downloads Tab Renamed to History**: Better reflects the tab's purpose
- Shows download queue at top when active
- Completed downloads auto-move to history section
- Cleaner separation between active downloads and history
- **Smarter Back Navigation**: Back button now navigates properly
- Goes back through search history (album → artist → empty)
- Returns to Search tab from other tabs
- Only shows exit dialog when truly at root
### Fixed
- **Download Progress**: Fixed progress stuck at 0% when using item-based progress tracking (affected sequential downloads after multi-download feature was added)
- **Artist View State**: Fixed UI state not clearing properly when switching between artist and album views
- **Share Intent Timing**: Fixed shared URLs not being processed when app was cold-started from share intent
### Improved
- **Cleaner UI for Returning Users**: Helper text "Supports: Track, Album, Playlist URLs" now only shows for new users and hides after first search
- **Cleaner Home Tab**: Removed redundant "Recent Downloads" section, renamed to "Search" tab
- **Centered Search Bar**: Search bar now appears centered on screen when empty, moves to top when results are shown - easier to reach on large phones
- **Back Navigation**: Android back button now works as expected - returns to previous view (album → artist → empty search)
## [1.5.0-hotfix6] - 2026-01-02
### Fixed
- **App Signing**: Use r0adkll/sign-android-release GitHub Action for reliable signing
## [1.5.0-hotfix5] - 2026-01-02
### Fixed
- **App Signing**: Use key.properties as per Flutter official documentation
## [1.5.0-hotfix4] - 2026-01-02
### Fixed
- **App Signing**: Create keystore.properties in workflow for Gradle
## [1.5.0-hotfix] - 2026-01-02
### Important Notice
We apologize for the inconvenience. Previous releases were signed with different keys, causing "package conflicts" errors when upgrading. Starting from this version, all releases will use a consistent signing key.
**If you're upgrading from v1.5.0 or earlier, please uninstall the app first before installing this version.** This is a one-time requirement. Future updates will work seamlessly without uninstalling.
### Added
- **In-App Update**: Download and install updates directly from the app
- Progress bar shows download status
- Automatic device architecture detection (arm64/arm32)
- Downloads correct APK for your device
- **Consistent App Signing**: All future releases will use the same signing key
### Fixed
- **Update Checker**: Now downloads APK directly instead of opening browser
## [1.5.0] - 2026-01-02
### Added
- **Download Progress Notification**: Shows notification with download progress percentage while downloading
- Progress bar in notification during download
- Completion notification when track finishes
- Summary notification when all downloads complete
- **Notification Permission in Setup**: Android 13+ users will be prompted for notification permission during initial setup
- New step in setup wizard for notification permission
- Option to skip if user doesn't want notifications
- **Per-Item Queue Controls**: Each track in download queue now has individual controls
- Cancel button for queued items
- Stop button for currently downloading items
- Retry and Remove buttons for failed/skipped items
- Visual progress bar with percentage for each downloading track
- **Pull-to-Refresh on Home**: Swipe down to clear URL input and fetched tracks
- No need to exit app to clear current search/fetch
- **Multi-Progress Tracking for Concurrent Downloads**: Each concurrent download now shows individual progress percentage
- Previously concurrent downloads jumped from 0% to 100%
- Now each track shows real-time progress when downloading in parallel
- **In-App Update**: Download and install updates directly from the app
- Progress bar shows download status
- Automatic device architecture detection (arm64/arm32)
- Downloads correct APK for your device
### Changed
- **Recent Downloads**: Now shows up to 10 items (was 5) for better scrolling
- **Queue UI Redesign**: Card-based layout with clearer status indicators
- Removed global pause/resume in favor of per-item controls
- Better visual hierarchy with cover art, track info, and action buttons
- **Settings UI**: Redesigned with category-based navigation (One UI style)
- Main settings tab with 4 categories: Appearance, Download, Options, About
- Each category opens a detail page
- Large title at top with menu items below
- One-handed friendly layout
- **Collapsing Toolbar**: Implemented One UI style collapsing header for all tabs
- Title animates from 28px (expanded) to 20px (collapsed)
- Back button only on settings detail pages
- Consistent across Home, Downloads, and Settings tabs
- **Home Search Bar Redesign**: More prominent and user-friendly input
- Larger card-style search bar with border outline
- Tap to open bottom sheet with full input experience
- Paste and Search buttons clearly visible
- Helper text showing supported URL types
- **Empty State Improved**: Better onboarding for new users
- "Ready to Download" title with icon
- Clear instructions on how to use the app
- "Add Music" button for quick access
### Technical
- Added `flutter_local_notifications` package for notifications
- Added notification permission request in setup screen for Android 13+
- Enabled core library desugaring for all Android subprojects
- Added multi-progress tracking in Go backend (`ItemProgress`, `ItemProgressWriter`)
- Added `GetAllDownloadProgress`, `InitItemProgress`, `FinishItemProgress`, `ClearItemProgress` exports
- Updated platform channel handlers for both Android (Kotlin) and iOS (Swift)
### Performance
- Optimized SliverAppBar: Removed LayoutBuilder that was called every frame during scroll
- Optimized image caching: Added `memCacheWidth/Height` to CachedNetworkImage for memory efficiency
- Optimized state management: Use `select()` to only rebuild when specific state changes
- Smoother animations: Changed to `BouncingScrollPhysics` and `Curves.easeOutCubic`
## [1.2.0] - 2026-01-02
### Added
- **Track Metadata Screen**: New detailed metadata view when tapping on downloaded tracks
- Material Expressive 3 design with cover art header and gradient
- Hero animation from list to detail view
- Displays: track name, artist, album artist, album, track number, disc number, duration, release date, ISRC, Spotify ID, quality, service, download date
- File info: format (FLAC/M4A), file size, quality badge, service badge with colors
- Tap to copy ISRC and Spotify ID
- "Open in Spotify" button to open track in Spotify app/browser
- File path display with copy functionality
- Play and Delete action buttons
- **Hi-Res Lossless MAX**: New highest quality option for maximum audio fidelity
### Fixed
- **Hi-Res Quality Bug**: Fixed issue where Hi-Res downloads were stuck at Lossless quality
- Users on previous versions are recommended to upgrade to get proper Hi-Res downloads
- **Settings Navigation Bug**: Fixed issue where changing settings (like audio quality) would navigate back to Home tab
- **Tidal Badge Color**: Fixed unreadable Tidal service badge (was too bright cyan, now darker blue)
### Changed
- **Recent Downloads**: Tapping on a track now opens metadata screen instead of playing directly
- Play button still available for quick playback
- **Download History Model**: Extended with additional metadata fields (albumArtist, isrc, spotifyId, trackNumber, discNumber, duration, releaseDate, quality)
- Removed unused `history_screen.dart` and `history_tab.dart` files
## [1.1.2] - 2026-01-01
### Added
- **Update Checker**: Automatic check for new versions from GitHub releases
- Shows changelog in update dialog
- Option to disable update notifications
- **Release Changelog**: GitHub releases now include full changelog
### Changed
- Updated version to 1.1.2
## [1.1.1] - 2026-01-01
### Fixed
- **About Dialog**: Custom About dialog with cleaner layout
- **Setup Screen**: Fixed step indicator line alignment
- **Warning Text**: Fixed parallel downloads warning to use Material theme colors
- **Copyright Year**: Updated to 2026
### Changed
- Removed Theme Preview from Settings
- Added MIT License
## [1.1.0] - 2026-01-01
### Added
- **Parallel Downloads**: Download up to 3 tracks simultaneously (configurable in Settings)
- Default: Sequential (1 at a time) for stability
- Options: 1, 2, or 3 concurrent downloads
- Warning about potential rate limiting from streaming services
- **Download Progress Tracking**: Real-time progress for BTS manifest downloads from Tidal
- **History Persistence**: Download history now persists across app restarts using SharedPreferences
- **Connection Pooling**: Shared HTTP transport to prevent TCP connection exhaustion during large batch downloads
- **Connection Cleanup**: Automatic cleanup of idle connections every 50 downloads and at queue end
### Fixed
- **Download Progress Bug**: Fixed 0% → 100% jump by adding proper progress tracking for BTS format downloads
- **TCP Connection Exhaustion**: Fixed slow downloads after ~300 tracks by implementing connection pooling and periodic cleanup
- **Trailing Space in Names**: Fixed download failures when playlist/album/track names have trailing spaces
- **History Loss on Debug**: History no longer disappears when sideloading via `flutter run --debug`
### Changed
- Updated version to 1.1.0
### Technical Details
- Added `concurrentDownloads` field to `AppSettings` model (default: 1, max: 3)
- Implemented worker pool pattern in `DownloadQueueNotifier` for parallel processing
- Added `SetCurrentFile()`, `SetBytesTotal()`, and `ProgressWriter` for BTS downloads in Go backend
- Added `strings.TrimSpace()` to all string fields in `DownloadTrack()` and `DownloadWithFallback()`
- Added shared `http.Transport` with connection pooling in `httputil.go`
- Added `CleanupConnections()` export for Flutter to call via method channel
## [1.0.5] - Previous Release
- Material Expressive 3 UI
- Dynamic color support
- Swipe navigation with PageView
- Settings as bottom navigation tab
- APK size optimization
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# Contributor Covenant Code of Conduct
## Our Pledge
We as members, contributors, and leaders pledge to make participation in our
community a harassment-free experience for everyone, regardless of age, body
size, visible or invisible disability, ethnicity, sex characteristics, gender
identity and expression, level of experience, education, socio-economic status,
nationality, personal appearance, race, caste, color, religion, or sexual
identity and orientation.
We pledge to act and interact in ways that contribute to an open, welcoming,
diverse, inclusive, and healthy community.
## Our Standards
Examples of behavior that contributes to a positive environment for our
community include:
* Demonstrating empathy and kindness toward other people
* Being respectful of differing opinions, viewpoints, and experiences
* Giving and gracefully accepting constructive feedback
* Accepting responsibility and apologizing to those affected by our mistakes,
and learning from the experience
* Focusing on what is best not just for us as individuals, but for the overall
community
Examples of unacceptable behavior include:
* The use of sexualized language or imagery, and sexual attention or advances of
any kind
* Trolling, insulting or derogatory comments, and personal or political attacks
* Public or private harassment
* Publishing others' private information, such as a physical or email address,
without their explicit permission
* Other conduct which could reasonably be considered inappropriate in a
professional setting
## Enforcement Responsibilities
Community leaders are responsible for clarifying and enforcing our standards of
acceptable behavior and will take appropriate and fair corrective action in
response to any behavior that they deem inappropriate, threatening, offensive,
or harmful.
Community leaders have the right and responsibility to remove, edit, or reject
comments, commits, code, wiki edits, issues, and other contributions that are
not aligned to this Code of Conduct, and will communicate reasons for moderation
decisions when appropriate.
## Scope
This Code of Conduct applies within all community spaces, and also applies when
an individual is officially representing the community in public spaces.
Examples of representing our community include using an official email address,
posting via an official social media account, or acting as an appointed
representative at an online or offline event.
## Enforcement
Instances of abusive, harassing, or otherwise unacceptable behavior may be
reported to the community leaders responsible for enforcement at
**[zarzet](https://github.com/zarzet)**.
All complaints will be reviewed and investigated promptly and fairly.
All community leaders are obligated to respect the privacy and security of the
reporter of any incident.
## Enforcement Guidelines
Community leaders will follow these Community Impact Guidelines in determining
the consequences for any action they deem in violation of this Code of Conduct:
### 1. Correction
**Community Impact**: Use of inappropriate language or other behavior deemed
unprofessional or unwelcome in the community.
**Consequence**: A private, written warning from community leaders, providing
clarity around the nature of the violation and an explanation of why the
behavior was inappropriate. A public apology may be requested.
### 2. Warning
**Community Impact**: A violation through a single incident or series of
actions.
**Consequence**: A warning with consequences for continued behavior. No
interaction with the people involved, including unsolicited interaction with
those enforcing the Code of Conduct, for a specified period of time. This
includes avoiding interactions in community spaces as well as external channels
like social media. Violating these terms may lead to a temporary or permanent
ban.
### 3. Temporary Ban
**Community Impact**: A serious violation of community standards, including
sustained inappropriate behavior.
**Consequence**: A temporary ban from any sort of interaction or public
communication with the community for a specified period of time. No public or
private interaction with the people involved, including unsolicited interaction
with those enforcing the Code of Conduct, is allowed during this period.
Violating these terms may lead to a permanent ban.
### 4. Permanent Ban
**Community Impact**: Demonstrating a pattern of violation of community
standards, including sustained inappropriate behavior, harassment of an
individual, or aggression toward or disparagement of classes of individuals.
**Consequence**: A permanent ban from any sort of public interaction within the
community.
## Attribution
This Code of Conduct is adapted from the [Contributor Covenant][homepage],
version 2.1, available at
[https://www.contributor-covenant.org/version/2/1/code_of_conduct.html][v2.1].
Community Impact Guidelines were inspired by
[Mozilla's code of conduct enforcement ladder][Mozilla CoC].
For answers to common questions about this code of conduct, see the FAQ at
[https://www.contributor-covenant.org/faq][FAQ]. Translations are available at
[https://www.contributor-covenant.org/translations][translations].
[homepage]: https://www.contributor-covenant.org
[v2.1]: https://www.contributor-covenant.org/version/2/1/code_of_conduct.html
[Mozilla CoC]: https://github.com/mozilla/diversity
[FAQ]: https://www.contributor-covenant.org/faq
[translations]: https://www.contributor-covenant.org/translations
-268
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# Contributing to SpotiFLAC
First off, thank you for considering contributing to SpotiFLAC! 🎉
This document provides guidelines and steps for contributing. Following these guidelines helps maintain code quality and ensures a smooth collaboration process.
## Table of Contents
- [Code of Conduct](#code-of-conduct)
- [How Can I Contribute?](#how-can-i-contribute)
- [Reporting Bugs](#reporting-bugs)
- [Suggesting Features](#suggesting-features)
- [Code Contributions](#code-contributions)
- [Translations](#translations)
- [Development Setup](#development-setup)
- [Project Structure](#project-structure)
- [Coding Guidelines](#coding-guidelines)
- [Commit Guidelines](#commit-guidelines)
- [Pull Request Process](#pull-request-process)
## Code of Conduct
This project and everyone participating in it is governed by our [Code of Conduct](CODE_OF_CONDUCT.md). By participating, you are expected to uphold this code. Please report unacceptable behavior to the project maintainers.
## How Can I Contribute?
### Reporting Bugs
Before creating bug reports, please check the [existing issues](https://github.com/zarzet/SpotiFLAC-Mobile/issues) to avoid duplicates.
When creating a bug report, please use the bug report template and include:
- **Clear and descriptive title**
- **Steps to reproduce** the issue
- **Expected behavior** vs **actual behavior**
- **Screenshots or screen recordings** if applicable
- **Device information** (model, OS version)
- **App version**
- **Logs** from Settings > About > View Logs
### Suggesting Features
Feature requests are welcome! Please use the feature request template and:
- **Check existing issues** to avoid duplicates
- **Describe the feature** clearly
- **Explain the use case** - why would this be useful?
- **Consider the scope** - is this a small enhancement or a major feature?
### Code Contributions
1. **Fork the repository** and create your branch from `dev`
2. **Make your changes** following our coding guidelines
3. **Test your changes** thoroughly
4. **Submit a pull request** to the `dev` branch
### Translations
We use [Crowdin](https://crowdin.com/project/spotiflac-mobile) for translations. To contribute:
1. Visit our [Crowdin project](https://crowdin.com/project/spotiflac-mobile)
2. Select your language or request a new one
3. Start translating!
Translation files are located in `lib/l10n/arb/`.
## Development Setup
### Prerequisites
- **Flutter SDK** 3.10.0 or higher
- **Dart SDK** 3.10.0 or higher
- **Android Studio** or **VS Code** with Flutter extensions
- **Git**
### Getting Started
1. **Clone your fork**
```bash
git clone https://github.com/YOUR_USERNAME/SpotiFLAC-Mobile.git
cd SpotiFLAC-Mobile
```
2. **Add upstream remote**
```bash
git remote add upstream https://github.com/zarzet/SpotiFLAC-Mobile.git
```
3. **Install dependencies**
```bash
flutter pub get
```
4. **Generate code** (for Riverpod, JSON serialization, etc.)
```bash
dart run build_runner build --delete-conflicting-outputs
```
5. **Run the app**
```bash
flutter run
```
### Building
```bash
# Debug build
flutter build apk --debug
# Release build
flutter build apk --release
```
## Project Structure
```
lib/
├── l10n/ # Localization files
│ └── arb/ # ARB translation files
├── models/ # Data models
├── providers/ # Riverpod providers
├── screens/ # UI screens
│ └── settings/ # Settings sub-screens
├── services/ # Business logic services
├── theme/ # App theming
├── utils/ # Utility functions
├── widgets/ # Reusable widgets
├── app.dart # App configuration
└── main.dart # Entry point
```
## Coding Guidelines
### General
- Follow [Effective Dart](https://dart.dev/effective-dart) guidelines
- Use meaningful variable and function names
- Keep functions small and focused
- Add comments for complex logic
### Formatting
- Use `dart format` before committing
- Maximum line length: 80 characters
- Use trailing commas for better formatting
```bash
dart format .
```
### Linting
Ensure your code passes all lints:
```bash
flutter analyze
```
### State Management
We use **Riverpod** for state management. Follow these patterns:
```dart
// Use code generation with riverpod_annotation
@riverpod
class MyNotifier extends _$MyNotifier {
@override
MyState build() => MyState();
// Methods to update state
}
```
### Localization
All user-facing strings should be localized:
```dart
// Good
Text(AppLocalizations.of(context)!.downloadComplete)
// Bad
Text('Download Complete')
```
To add new strings:
1. Add the key to `lib/l10n/arb/app_en.arb`
2. Run `flutter gen-l10n`
## Commit Guidelines
We follow [Conventional Commits](https://www.conventionalcommits.org/):
```
<type>(<scope>): <description>
[optional body]
[optional footer(s)]
```
### Types
- `feat`: New feature
- `fix`: Bug fix
- `docs`: Documentation changes
- `style`: Code style changes (formatting, etc.)
- `refactor`: Code refactoring
- `perf`: Performance improvements
- `test`: Adding or updating tests
- `chore`: Maintenance tasks
### Examples
```
feat(download): add batch download support
fix(ui): resolve overflow on small screens
docs: update contributing guidelines
chore(deps): update flutter_riverpod to 3.1.0
```
## Pull Request Process
1. **Update your fork**
```bash
git fetch upstream
git rebase upstream/dev
```
2. **Create a feature branch**
```bash
git checkout -b feat/my-new-feature
```
3. **Make your changes** and commit following our guidelines
4. **Push to your fork**
```bash
git push origin feat/my-new-feature
```
5. **Create a Pull Request**
- Target the `dev` branch
- Fill in the PR template
- Link related issues
6. **Address review feedback**
- Make requested changes
- Push additional commits
- Request re-review when ready
### PR Requirements
- [ ] Code follows project conventions
- [ ] All tests pass
- [ ] No new linting errors
- [ ] Documentation updated (if needed)
- [ ] Commit messages follow guidelines
- [ ] PR description is clear and complete
## Questions?
If you have questions, feel free to:
- Open a [Discussion](https://github.com/zarzet/SpotiFLAC-Mobile/discussions)
- Check existing [Issues](https://github.com/zarzet/SpotiFLAC-Mobile/issues)
Thank you for contributing! 💚
+6 -76
View File
@@ -1,12 +1,10 @@
[![GitHub All Releases](https://img.shields.io/github/downloads/zarzet/SpotiFLAC-Mobile/total?style=for-the-badge&refresh=1)](https://github.com/zarzet/SpotiFLAC-Mobile/releases)
[![VirusTotal](https://img.shields.io/badge/VirusTotal-Safe-brightgreen?style=for-the-badge&logo=virustotal)](https://www.virustotal.com/gui/file/516142f029a4f3642a899832a6f600acf07040170a98c106cd03222cf584d9a3)
[![Crowdin](https://img.shields.io/badge/HELP%20TRANSLATE%20ON-CROWDIN-%2321252b?style=for-the-badge&logo=crowdin)](https://crowdin.com/project/spotiflac-mobile)
[![GitHub All Releases](https://img.shields.io/github/downloads/zarzet/SpotiFLAC-Mobile/total?style=for-the-badge)](https://github.com/zarzet/SpotiFLAC-Mobile/releases)
<div align="center">
<img src="icon.png" width="128" />
Download music in true lossless FLAC from Tidal, Qobuz & Amazon Music — no account required.
Get Spotify tracks in true FLAC from Tidal, Qobuz & Amazon Music — no account required.
![Android](https://img.shields.io/badge/Android-7.0%2B-3DDC84?style=for-the-badge&logo=android&logoColor=white)
![iOS](https://img.shields.io/badge/iOS-14.0%2B-000000?style=for-the-badge&logo=apple&logoColor=white)
@@ -24,81 +22,18 @@ Download music in true lossless FLAC from Tidal, Qobuz & Amazon Music — no acc
<img src="assets/images/4.jpg?v=2" width="200" />
</p>
## Search Source
SpotiFLAC supports multiple search sources for finding music metadata:
| Source | Setup |
|--------|-------|
| **Deezer** (Default) | No setup required |
| **Extensions** | Install additional search providers from the Store |
## Extensions
Extensions allow the community to add new music sources and features without waiting for app updates. When a streaming service API changes or a new source becomes available, extensions can be updated independently.
### Installing Extensions
1. Go to **Store** tab in the app
2. Browse and install extensions with one tap
3. Or download a `.spotiflac-ext` file and install manually via **Settings > Extensions**
4. Configure extension settings if needed
5. Set provider priority in **Settings > Extensions > Provider Priority**
### Developing Extensions
Want to create your own extension? Check out the [Extension Development Guide](https://zarz.moe/docs) for complete documentation.
## Other project
### [SpotiFLAC (Desktop)](https://github.com/afkarxyz/SpotiFLAC)
Download music in true lossless FLAC from Tidal, Qobuz & Amazon Music for Windows, macOS & Linux
## Telegram
<p align="center">
<a href="https://t.me/spotiflac">
<img src="https://img.shields.io/badge/Telegram-Channel-2CA5E0?style=for-the-badge&logo=telegram&logoColor=white" alt="Telegram Channel">
</a>
<a href="https://t.me/spotiflac_chat">
<img src="https://img.shields.io/badge/Telegram-Community-2CA5E0?style=for-the-badge&logo=telegram&logoColor=white" alt="Telegram Community">
</a>
</p>
## FAQ
**Q: Why is my download failing with "Song not found"?**
A: The track may not be available on Tidal, Qobuz, or Amazon Music. Try enabling more download services in Settings > Download > Provider Priority, or install additional extensions from the Store.
**Q: Why are some tracks downloading in lower quality?**
A: Quality depends on what's available from the streaming service. Tidal offers up to 24-bit/192kHz, Qobuz up to 24-bit/192kHz, and Amazon up to 24-bit/48kHz. The app automatically selects the best available quality.
**Q: Can I download playlists?**
A: Yes! Just paste the playlist URL in the search bar. The app will fetch all tracks and queue them for download.
**Q: Why do I need to grant storage permission?**
A: The app needs permission to save downloaded files to your device. On Android 13+, you may need to grant "All files access" in Settings > Apps > SpotiFLAC > Permissions.
**Q: Is this app safe?**
A: Yes, the app is open source and you can verify the code yourself. Each release is scanned with VirusTotal (see badge at top of README).
**Q: Why is download not working in my country?**
A: Some countries have restricted access to certain streaming service APIs. If downloads are failing, try using a VPN to connect through a different region.
### Want to support SpotiFLAC-Mobile?
_If this software is useful and brings you value, consider supporting the project by buying me a coffee. Your support helps keep development going._
[![Ko-fi](https://ko-fi.com/img/githubbutton_sm.svg)](https://ko-fi.com/zarzet) <a href="https://www.buymeacoffee.com/zarzet" target="_blank"><img src="https://cdn.buymeacoffee.com/buttons/v2/default-yellow.png" alt="Buy Me A Coffee" style="height: 40px !important;width: 150px !important;" ></a>
Get Spotify tracks in true FLAC from Tidal, Qobuz & Amazon Music for Windows, macOS & Linux
## Disclaimer
> **iOS Support**: This app is primarily tested on Android. iOS support is experimental and may have bugs — the developer is too poor to afford an iPhone for proper testing. If you encounter issues on iOS, please report them!
This project is for **educational and private use only**. The developer does not condone or encourage copyright infringement.
**SpotiFLAC** is a third-party tool and is not affiliated with, endorsed by, or connected to Tidal, Qobuz, Amazon Music, Deezer, or any other streaming service.
The application is purely a user interface that facilitates communication between your device and existing third-party services.
**SpotiFLAC** is a third-party tool and is not affiliated with, endorsed by, or connected to Spotify, Tidal, Qobuz, Amazon Music, or any other streaming service.
You are solely responsible for:
1. Ensuring your use of this software complies with your local laws.
@@ -106,8 +41,3 @@ You are solely responsible for:
3. Any legal consequences resulting from the misuse of this tool.
The software is provided "as is", without warranty of any kind. The author assumes no liability for any bans, damages, or legal issues arising from its use.
> [!TIP]
>
> **Star Us**, You will receive all release notifications from GitHub without any delay ~
+9 -14
View File
@@ -1,6 +1,3 @@
import java.util.Properties
import java.io.FileInputStream
plugins {
id("com.android.application")
id("kotlin-android")
@@ -10,9 +7,9 @@ plugins {
// Load keystore properties for local builds
val keystorePropertiesFile = rootProject.file("key.properties")
val keystoreProperties = Properties()
val keystoreProperties = java.util.Properties()
if (keystorePropertiesFile.exists()) {
keystoreProperties.load(FileInputStream(keystorePropertiesFile))
keystoreProperties.load(java.io.FileInputStream(keystorePropertiesFile))
}
android {
@@ -35,10 +32,10 @@ android {
signingConfigs {
if (keystorePropertiesFile.exists()) {
create("release") {
keyAlias = keystoreProperties.getProperty("keyAlias")
keyPassword = keystoreProperties.getProperty("keyPassword")
storeFile = file(keystoreProperties.getProperty("storeFile"))
storePassword = keystoreProperties.getProperty("storePassword")
keyAlias = keystoreProperties["keyAlias"] as String
keyPassword = keystoreProperties["keyPassword"] as String
storeFile = file(keystoreProperties["storeFile"] as String)
storePassword = keystoreProperties["storePassword"] as String
}
}
}
@@ -46,7 +43,7 @@ android {
defaultConfig {
applicationId = "com.zarz.spotiflac"
minSdk = flutter.minSdkVersion
targetSdk = 36
targetSdk = 34
versionCode = flutter.versionCode
versionName = flutter.versionName
multiDexEnabled = true
@@ -97,10 +94,8 @@ repositories {
dependencies {
coreLibraryDesugaring("com.android.tools:desugar_jdk_libs:2.1.4")
// Include all AAR and JAR files from libs folder
implementation(fileTree(mapOf("dir" to "libs", "include" to listOf("*.jar", "*.aar"))))
implementation(files("libs/gobackend.aar"))
implementation(files("libs/ffmpeg-kit-with-lame.aar"))
implementation("org.jetbrains.kotlinx:kotlinx-coroutines-android:1.7.3")
implementation("androidx.lifecycle:lifecycle-runtime-ktx:2.7.0")
}
Binary file not shown.
-11
View File
@@ -6,14 +6,6 @@
-keep class io.flutter.** { *; }
-keep class io.flutter.plugins.** { *; }
# Ignore missing Play Core classes (not used, but referenced by Flutter)
-dontwarn com.google.android.play.core.splitcompat.**
-dontwarn com.google.android.play.core.splitinstall.**
-dontwarn com.google.android.play.core.tasks.**
# Ignore missing javax.xml.stream (not used on Android)
-dontwarn javax.xml.stream.**
# Go backend (gobackend.aar)
-keep class gobackend.** { *; }
-keep class go.** { *; }
@@ -22,9 +14,6 @@
-keep class com.arthenica.ffmpegkit.** { *; }
-keep class com.arthenica.smartexception.** { *; }
# Apache Tika (if used by FFmpeg)
-dontwarn org.apache.tika.**
# Keep native methods
-keepclasseswithmembernames class * {
native <methods>;
@@ -15,9 +15,6 @@ import androidx.core.app.NotificationCompat
/**
* Foreground service to keep downloads running when app is in background.
* This prevents Android from killing the download process or throttling network.
*
* Note: Android 15+ (API 35+) has a 6-hour timeout for dataSync foreground services.
* The service will be stopped automatically after 6 hours of cumulative runtime in 24 hours.
*/
class DownloadService : Service() {
@@ -109,19 +106,6 @@ class DownloadService : Service() {
override fun onBind(intent: Intent?): IBinder? = null
/**
* Called when the foreground service timeout is reached (Android 15+, API 35+).
* dataSync services have a 6-hour limit in a 24-hour period.
* We must call stopSelf() within a few seconds to avoid a crash.
*/
override fun onTimeout(startId: Int, fgsType: Int) {
// Log the timeout for debugging
android.util.Log.w("DownloadService", "Foreground service timeout reached (6 hours limit). Stopping service.")
// Gracefully stop the service
stopForegroundService()
}
private fun createNotificationChannel() {
if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.O) {
val channel = NotificationChannel(
@@ -1,154 +1,23 @@
package com.zarz.spotiflac
import android.content.Intent
import android.os.Build
import io.flutter.embedding.android.FlutterActivity
import io.flutter.embedding.engine.FlutterEngine
import io.flutter.embedding.engine.FlutterShellArgs
import io.flutter.plugin.common.MethodChannel
import gobackend.Gobackend
import com.arthenica.ffmpegkit.FFmpegKit
import com.arthenica.ffmpegkit.ReturnCode
import kotlinx.coroutines.CoroutineScope
import kotlinx.coroutines.Dispatchers
import kotlinx.coroutines.SupervisorJob
import kotlinx.coroutines.launch
import kotlinx.coroutines.withContext
import java.util.Locale
class MainActivity: FlutterActivity() {
private val CHANNEL = "com.zarz.spotiflac/backend"
private val FFMPEG_CHANNEL = "com.zarz.spotiflac/ffmpeg"
private val scope = CoroutineScope(SupervisorJob() + Dispatchers.Main)
companion object {
// Minimum API level we consider "safe" for Impeller (Android 10+)
private const val SAFE_API_FOR_IMPELLER = 29
// Known problematic GPU patterns (lowercase)
private val PROBLEMATIC_GPU_PATTERNS = listOf(
"adreno (tm) 3", // Adreno 300 series (305, 320, 330, etc.) - old Qualcomm
"adreno (tm) 4", // Adreno 400 series - some have issues
"mali-4", // Mali-400 series - old ARM GPUs
"mali-t6", // Mali-T600 series
"mali-t7", // Mali-T700 series (some)
"powervr sgx", // PowerVR SGX series - old Imagination GPUs
"powervr ge8320", // PowerVR GE8320 - known issues
"gc1000", // Vivante GC1000
"gc2000", // Vivante GC2000
)
// Known problematic chipsets/hardware (lowercase)
private val PROBLEMATIC_CHIPSETS = listOf(
"mt6762", // MediaTek Helio P22 with PowerVR GE8320
"mt6765", // MediaTek Helio P35 with PowerVR GE8320
"mt8768", // MediaTek tablet chip
"mp0873", // MediaTek variant
"msm8974", // Snapdragon 800/801 with Adreno 330
"msm8226", // Snapdragon 400 with Adreno 305
"msm8926", // Snapdragon 400 with Adreno 305
"apq8084", // Snapdragon 805 (some issues)
)
// Known problematic device models (lowercase)
private val PROBLEMATIC_MODELS = listOf(
"sm-t220", // Samsung Tab A7 Lite
"sm-t225", // Samsung Tab A7 Lite LTE
"hammerhead", // Nexus 5 (Adreno 330)
)
}
/**
* Override Flutter shell args to disable Impeller on problematic devices.
* This is called before the Flutter engine starts.
*/
override fun getFlutterShellArgs(): FlutterShellArgs {
val args = super.getFlutterShellArgs()
if (shouldDisableImpeller()) {
// Log for debugging
android.util.Log.i("SpotiFLAC", "Legacy/problematic GPU detected: Disabling Impeller for ${Build.MODEL}")
android.util.Log.i("SpotiFLAC", "Device: ${Build.MANUFACTURER} ${Build.MODEL}, SDK: ${Build.VERSION.SDK_INT}")
android.util.Log.i("SpotiFLAC", "Hardware: ${Build.HARDWARE}, Board: ${Build.BOARD}")
// Disable Impeller, forcing Skia renderer
args.add("--enable-impeller=false")
} else {
android.util.Log.i("SpotiFLAC", "Using Impeller renderer for ${Build.MODEL}")
}
return args
}
/**
* Check if device should use Skia instead of Impeller.
* Returns true for devices with old/problematic GPUs or old Android versions.
*/
private fun shouldDisableImpeller(): Boolean {
val hardware = Build.HARDWARE.lowercase(Locale.ROOT)
val board = Build.BOARD.lowercase(Locale.ROOT)
val model = Build.MODEL.lowercase(Locale.ROOT)
val device = Build.DEVICE.lowercase(Locale.ROOT)
// 1. Check for explicitly problematic device models
for (problematicModel in PROBLEMATIC_MODELS) {
if (model.contains(problematicModel) || device.contains(problematicModel)) {
android.util.Log.i("SpotiFLAC", "Matched problematic model: $problematicModel")
return true
}
}
// 2. Check for problematic chipsets
for (chipset in PROBLEMATIC_CHIPSETS) {
if (hardware.contains(chipset) || board.contains(chipset)) {
android.util.Log.i("SpotiFLAC", "Matched problematic chipset: $chipset")
return true
}
}
// 3. For Android < 10 (API 29), be more aggressive about disabling Impeller
if (Build.VERSION.SDK_INT < SAFE_API_FOR_IMPELLER) {
// For older Android, check GPU renderer if available
val gpuRenderer = getGpuRenderer().lowercase(Locale.ROOT)
// Check for known problematic GPUs
for (pattern in PROBLEMATIC_GPU_PATTERNS) {
if (gpuRenderer.contains(pattern)) {
android.util.Log.i("SpotiFLAC", "Matched problematic GPU on old Android: $pattern")
return true
}
}
// For very old Android (< 8.0), always use Skia as Vulkan support is spotty
if (Build.VERSION.SDK_INT < Build.VERSION_CODES.O) {
android.util.Log.i("SpotiFLAC", "Android < 8.0, using Skia for safety")
return true
}
}
// 4. For Android 10+, still check for known problematic GPUs
val gpuRenderer = getGpuRenderer().lowercase(Locale.ROOT)
for (pattern in PROBLEMATIC_GPU_PATTERNS) {
if (gpuRenderer.contains(pattern)) {
android.util.Log.i("SpotiFLAC", "Matched problematic GPU: $pattern")
return true
}
}
return false
}
/**
* Try to get GPU renderer string.
* Note: This may return empty on some devices before OpenGL context is created.
*/
private fun getGpuRenderer(): String {
return try {
// This might not work before GL context is created,
// but worth trying for additional detection
android.opengl.GLES20.glGetString(android.opengl.GLES20.GL_RENDERER) ?: ""
} catch (e: Exception) {
""
}
}
override fun onNewIntent(intent: Intent) {
super.onNewIntent(intent)
// Update the intent so receive_sharing_intent can access the new data
@@ -248,13 +117,6 @@ class MainActivity: FlutterActivity() {
}
result.success(null)
}
"cancelDownload" -> {
val itemId = call.argument<String>("item_id") ?: ""
withContext(Dispatchers.IO) {
Gobackend.cancelDownload(itemId)
}
result.success(null)
}
"setDownloadDirectory" -> {
val path = call.argument<String>("path") ?: ""
withContext(Dispatchers.IO) {
@@ -270,28 +132,6 @@ class MainActivity: FlutterActivity() {
}
result.success(response)
}
"checkDuplicatesBatch" -> {
val outputDir = call.argument<String>("output_dir") ?: ""
val tracksJson = call.argument<String>("tracks") ?: "[]"
val response = withContext(Dispatchers.IO) {
Gobackend.checkDuplicatesBatch(outputDir, tracksJson)
}
result.success(response)
}
"preBuildDuplicateIndex" -> {
val outputDir = call.argument<String>("output_dir") ?: ""
withContext(Dispatchers.IO) {
Gobackend.preBuildDuplicateIndex(outputDir)
}
result.success(null)
}
"invalidateDuplicateIndex" -> {
val outputDir = call.argument<String>("output_dir") ?: ""
withContext(Dispatchers.IO) {
Gobackend.invalidateDuplicateIndex(outputDir)
}
result.success(null)
}
"buildFilename" -> {
val template = call.argument<String>("template") ?: ""
val metadata = call.argument<String>("metadata") ?: "{}"
@@ -311,9 +151,8 @@ class MainActivity: FlutterActivity() {
val spotifyId = call.argument<String>("spotify_id") ?: ""
val trackName = call.argument<String>("track_name") ?: ""
val artistName = call.argument<String>("artist_name") ?: ""
val durationMs = call.argument<Int>("duration_ms")?.toLong() ?: 0L
val response = withContext(Dispatchers.IO) {
Gobackend.fetchLyrics(spotifyId, trackName, artistName, durationMs)
Gobackend.fetchLyrics(spotifyId, trackName, artistName)
}
result.success(response)
}
@@ -322,9 +161,8 @@ class MainActivity: FlutterActivity() {
val trackName = call.argument<String>("track_name") ?: ""
val artistName = call.argument<String>("artist_name") ?: ""
val filePath = call.argument<String>("file_path") ?: ""
val durationMs = call.argument<Int>("duration_ms")?.toLong() ?: 0L
val response = withContext(Dispatchers.IO) {
Gobackend.getLyricsLRC(spotifyId, trackName, artistName, filePath, durationMs)
Gobackend.getLyricsLRC(spotifyId, trackName, artistName, filePath)
}
result.success(response)
}
@@ -342,13 +180,6 @@ class MainActivity: FlutterActivity() {
}
result.success(null)
}
"readFileMetadata" -> {
val filePath = call.argument<String>("file_path") ?: ""
val response = withContext(Dispatchers.IO) {
Gobackend.readFileMetadata(filePath)
}
result.success(response)
}
"startDownloadService" -> {
val trackName = call.argument<String>("track_name") ?: ""
val artistName = call.argument<String>("artist_name") ?: ""
@@ -380,12 +211,6 @@ class MainActivity: FlutterActivity() {
}
result.success(null)
}
"hasSpotifyCredentials" -> {
val hasCredentials = withContext(Dispatchers.IO) {
Gobackend.checkSpotifyCredentials()
}
result.success(hasCredentials)
}
"preWarmTrackCache" -> {
val tracksJson = call.argument<String>("tracks") ?: "[]"
withContext(Dispatchers.IO) {
@@ -405,493 +230,6 @@ class MainActivity: FlutterActivity() {
}
result.success(null)
}
// Deezer API methods
"searchDeezerAll" -> {
val query = call.argument<String>("query") ?: ""
val trackLimit = call.argument<Int>("track_limit") ?: 15
val artistLimit = call.argument<Int>("artist_limit") ?: 2
val filter = call.argument<String>("filter") ?: ""
val response = withContext(Dispatchers.IO) {
Gobackend.searchDeezerAll(query, trackLimit.toLong(), artistLimit.toLong(), filter)
}
result.success(response)
}
"getDeezerMetadata" -> {
val resourceType = call.argument<String>("resource_type") ?: ""
val resourceId = call.argument<String>("resource_id") ?: ""
val response = withContext(Dispatchers.IO) {
Gobackend.getDeezerMetadata(resourceType, resourceId)
}
result.success(response)
}
"parseDeezerUrl" -> {
val url = call.argument<String>("url") ?: ""
val response = withContext(Dispatchers.IO) {
Gobackend.parseDeezerURLExport(url)
}
result.success(response)
}
"searchDeezerByISRC" -> {
val isrc = call.argument<String>("isrc") ?: ""
val response = withContext(Dispatchers.IO) {
Gobackend.searchDeezerByISRC(isrc)
}
result.success(response)
}
"getDeezerExtendedMetadata" -> {
val trackId = call.argument<String>("track_id") ?: ""
val response = withContext(Dispatchers.IO) {
Gobackend.getDeezerExtendedMetadata(trackId)
}
result.success(response)
}
"convertSpotifyToDeezer" -> {
val resourceType = call.argument<String>("resource_type") ?: ""
val spotifyId = call.argument<String>("spotify_id") ?: ""
val response = withContext(Dispatchers.IO) {
Gobackend.convertSpotifyToDeezer(resourceType, spotifyId)
}
result.success(response)
}
"getSpotifyMetadataWithFallback" -> {
val url = call.argument<String>("url") ?: ""
val response = withContext(Dispatchers.IO) {
Gobackend.getSpotifyMetadataWithDeezerFallback(url)
}
result.success(response)
}
"checkAvailabilityFromDeezerID" -> {
val deezerTrackId = call.argument<String>("deezer_track_id") ?: ""
val response = withContext(Dispatchers.IO) {
Gobackend.checkAvailabilityFromDeezerID(deezerTrackId)
}
result.success(response)
}
"checkAvailabilityByPlatformID" -> {
val platform = call.argument<String>("platform") ?: ""
val entityType = call.argument<String>("entity_type") ?: ""
val entityId = call.argument<String>("entity_id") ?: ""
val response = withContext(Dispatchers.IO) {
Gobackend.checkAvailabilityByPlatformID(platform, entityType, entityId)
}
result.success(response)
}
"getSpotifyIDFromDeezerTrack" -> {
val deezerTrackId = call.argument<String>("deezer_track_id") ?: ""
val response = withContext(Dispatchers.IO) {
Gobackend.getSpotifyIDFromDeezerTrack(deezerTrackId)
}
result.success(response)
}
"getTidalURLFromDeezerTrack" -> {
val deezerTrackId = call.argument<String>("deezer_track_id") ?: ""
val response = withContext(Dispatchers.IO) {
Gobackend.getTidalURLFromDeezerTrack(deezerTrackId)
}
result.success(response)
}
"getAmazonURLFromDeezerTrack" -> {
val deezerTrackId = call.argument<String>("deezer_track_id") ?: ""
val response = withContext(Dispatchers.IO) {
Gobackend.getAmazonURLFromDeezerTrack(deezerTrackId)
}
result.success(response)
}
// Log methods
"getLogs" -> {
val response = withContext(Dispatchers.IO) {
Gobackend.getLogs()
}
result.success(response)
}
"getLogsSince" -> {
val index = call.argument<Int>("index") ?: 0
val response = withContext(Dispatchers.IO) {
Gobackend.getLogsSince(index.toLong())
}
result.success(response)
}
"clearLogs" -> {
withContext(Dispatchers.IO) {
Gobackend.clearLogs()
}
result.success(null)
}
"getLogCount" -> {
val count = withContext(Dispatchers.IO) {
Gobackend.getLogCount()
}
result.success(count.toInt())
}
"setLoggingEnabled" -> {
val enabled = call.argument<Boolean>("enabled") ?: false
withContext(Dispatchers.IO) {
Gobackend.setLoggingEnabled(enabled)
}
result.success(null)
}
// Extension System methods
"initExtensionSystem" -> {
val extensionsDir = call.argument<String>("extensions_dir") ?: ""
val dataDir = call.argument<String>("data_dir") ?: ""
withContext(Dispatchers.IO) {
Gobackend.initExtensionSystem(extensionsDir, dataDir)
}
result.success(null)
}
"loadExtensionsFromDir" -> {
val dirPath = call.argument<String>("dir_path") ?: ""
val response = withContext(Dispatchers.IO) {
Gobackend.loadExtensionsFromDir(dirPath)
}
result.success(response)
}
"loadExtensionFromPath" -> {
val filePath = call.argument<String>("file_path") ?: ""
val response = withContext(Dispatchers.IO) {
Gobackend.loadExtensionFromPath(filePath)
}
result.success(response)
}
"unloadExtension" -> {
val extensionId = call.argument<String>("extension_id") ?: ""
withContext(Dispatchers.IO) {
Gobackend.unloadExtensionByID(extensionId)
}
result.success(null)
}
"removeExtension" -> {
val extensionId = call.argument<String>("extension_id") ?: ""
withContext(Dispatchers.IO) {
Gobackend.removeExtensionByID(extensionId)
}
result.success(null)
}
"upgradeExtension" -> {
val filePath = call.argument<String>("file_path") ?: ""
val response = withContext(Dispatchers.IO) {
Gobackend.upgradeExtensionFromPath(filePath)
}
result.success(response)
}
"checkExtensionUpgrade" -> {
val filePath = call.argument<String>("file_path") ?: ""
val response = withContext(Dispatchers.IO) {
Gobackend.checkExtensionUpgradeFromPath(filePath)
}
result.success(response)
}
"getInstalledExtensions" -> {
val response = withContext(Dispatchers.IO) {
Gobackend.getInstalledExtensions()
}
result.success(response)
}
"setExtensionEnabled" -> {
val extensionId = call.argument<String>("extension_id") ?: ""
val enabled = call.argument<Boolean>("enabled") ?: false
withContext(Dispatchers.IO) {
Gobackend.setExtensionEnabledByID(extensionId, enabled)
}
result.success(null)
}
"setProviderPriority" -> {
val priorityJson = call.argument<String>("priority") ?: "[]"
withContext(Dispatchers.IO) {
Gobackend.setProviderPriorityJSON(priorityJson)
}
result.success(null)
}
"getProviderPriority" -> {
val response = withContext(Dispatchers.IO) {
Gobackend.getProviderPriorityJSON()
}
result.success(response)
}
"setMetadataProviderPriority" -> {
val priorityJson = call.argument<String>("priority") ?: "[]"
withContext(Dispatchers.IO) {
Gobackend.setMetadataProviderPriorityJSON(priorityJson)
}
result.success(null)
}
"getMetadataProviderPriority" -> {
val response = withContext(Dispatchers.IO) {
Gobackend.getMetadataProviderPriorityJSON()
}
result.success(response)
}
"getExtensionSettings" -> {
val extensionId = call.argument<String>("extension_id") ?: ""
val response = withContext(Dispatchers.IO) {
Gobackend.getExtensionSettingsJSON(extensionId)
}
result.success(response)
}
"setExtensionSettings" -> {
val extensionId = call.argument<String>("extension_id") ?: ""
val settingsJson = call.argument<String>("settings") ?: "{}"
withContext(Dispatchers.IO) {
Gobackend.setExtensionSettingsJSON(extensionId, settingsJson)
}
result.success(null)
}
"invokeExtensionAction" -> {
val extensionId = call.argument<String>("extension_id") ?: ""
val actionName = call.argument<String>("action") ?: ""
val response = withContext(Dispatchers.IO) {
Gobackend.invokeExtensionActionJSON(extensionId, actionName)
}
result.success(response)
}
"searchTracksWithExtensions" -> {
val query = call.argument<String>("query") ?: ""
val limit = call.argument<Int>("limit") ?: 20
val response = withContext(Dispatchers.IO) {
Gobackend.searchTracksWithExtensionsJSON(query, limit.toLong())
}
result.success(response)
}
"downloadWithExtensions" -> {
val requestJson = call.arguments as String
val response = withContext(Dispatchers.IO) {
Gobackend.downloadWithExtensionsJSON(requestJson)
}
result.success(response)
}
"enrichTrackWithExtension" -> {
val extensionId = call.argument<String>("extension_id") ?: ""
val trackJson = call.argument<String>("track") ?: "{}"
val response = withContext(Dispatchers.IO) {
Gobackend.enrichTrackWithExtensionJSON(extensionId, trackJson)
}
result.success(response)
}
"removeExtension" -> {
val extensionId = call.argument<String>("extension_id") ?: ""
withContext(Dispatchers.IO) {
Gobackend.removeExtensionByID(extensionId)
}
result.success(null)
}
"cleanupExtensions" -> {
withContext(Dispatchers.IO) {
Gobackend.cleanupExtensions()
}
result.success(null)
}
// Extension Auth API methods
"getExtensionPendingAuth" -> {
val extensionId = call.argument<String>("extension_id") ?: ""
val response = withContext(Dispatchers.IO) {
Gobackend.getExtensionPendingAuthJSON(extensionId)
}
if (response.isNullOrEmpty()) {
result.success(null)
} else {
result.success(response)
}
}
"setExtensionAuthCode" -> {
val extensionId = call.argument<String>("extension_id") ?: ""
val authCode = call.argument<String>("auth_code") ?: ""
withContext(Dispatchers.IO) {
Gobackend.setExtensionAuthCodeByID(extensionId, authCode)
}
result.success(null)
}
"setExtensionTokens" -> {
val extensionId = call.argument<String>("extension_id") ?: ""
val accessToken = call.argument<String>("access_token") ?: ""
val refreshToken = call.argument<String>("refresh_token") ?: ""
val expiresIn = call.argument<Int>("expires_in") ?: 0
withContext(Dispatchers.IO) {
Gobackend.setExtensionTokensByID(extensionId, accessToken, refreshToken, expiresIn.toLong())
}
result.success(null)
}
"clearExtensionPendingAuth" -> {
val extensionId = call.argument<String>("extension_id") ?: ""
withContext(Dispatchers.IO) {
Gobackend.clearExtensionPendingAuthByID(extensionId)
}
result.success(null)
}
"isExtensionAuthenticated" -> {
val extensionId = call.argument<String>("extension_id") ?: ""
val isAuth = withContext(Dispatchers.IO) {
Gobackend.isExtensionAuthenticatedByID(extensionId)
}
result.success(isAuth)
}
"getAllPendingAuthRequests" -> {
val response = withContext(Dispatchers.IO) {
Gobackend.getAllPendingAuthRequestsJSON()
}
result.success(response)
}
// Extension FFmpeg API
"getPendingFFmpegCommand" -> {
val commandId = call.argument<String>("command_id") ?: ""
val response = withContext(Dispatchers.IO) {
Gobackend.getPendingFFmpegCommandJSON(commandId)
}
if (response.isNullOrEmpty()) {
result.success(null)
} else {
result.success(response)
}
}
"setFFmpegCommandResult" -> {
val commandId = call.argument<String>("command_id") ?: ""
val success = call.argument<Boolean>("success") ?: false
val output = call.argument<String>("output") ?: ""
val error = call.argument<String>("error") ?: ""
withContext(Dispatchers.IO) {
Gobackend.setFFmpegCommandResultByID(commandId, success, output, error)
}
result.success(null)
}
"getAllPendingFFmpegCommands" -> {
val response = withContext(Dispatchers.IO) {
Gobackend.getAllPendingFFmpegCommandsJSON()
}
result.success(response)
}
// Extension Custom Search API
"customSearchWithExtension" -> {
val extensionId = call.argument<String>("extension_id") ?: ""
val query = call.argument<String>("query") ?: ""
val optionsJson = call.argument<String>("options") ?: ""
val response = withContext(Dispatchers.IO) {
Gobackend.customSearchWithExtensionJSON(extensionId, query, optionsJson)
}
result.success(response)
}
"getSearchProviders" -> {
val response = withContext(Dispatchers.IO) {
Gobackend.getSearchProvidersJSON()
}
result.success(response)
}
// Extension URL Handler API
"handleURLWithExtension" -> {
val url = call.argument<String>("url") ?: ""
val response = withContext(Dispatchers.IO) {
Gobackend.handleURLWithExtensionJSON(url)
}
result.success(response)
}
"findURLHandler" -> {
val url = call.argument<String>("url") ?: ""
val response = withContext(Dispatchers.IO) {
Gobackend.findURLHandlerJSON(url)
}
result.success(response)
}
"getURLHandlers" -> {
val response = withContext(Dispatchers.IO) {
Gobackend.getURLHandlersJSON()
}
result.success(response)
}
"getAlbumWithExtension" -> {
val extensionId = call.argument<String>("extension_id") ?: ""
val albumId = call.argument<String>("album_id") ?: ""
val response = withContext(Dispatchers.IO) {
Gobackend.getAlbumWithExtensionJSON(extensionId, albumId)
}
result.success(response)
}
"getPlaylistWithExtension" -> {
val extensionId = call.argument<String>("extension_id") ?: ""
val playlistId = call.argument<String>("playlist_id") ?: ""
val response = withContext(Dispatchers.IO) {
Gobackend.getPlaylistWithExtensionJSON(extensionId, playlistId)
}
result.success(response)
}
"getArtistWithExtension" -> {
val extensionId = call.argument<String>("extension_id") ?: ""
val artistId = call.argument<String>("artist_id") ?: ""
val response = withContext(Dispatchers.IO) {
Gobackend.getArtistWithExtensionJSON(extensionId, artistId)
}
result.success(response)
}
// Extension Post-Processing API
"runPostProcessing" -> {
val filePath = call.argument<String>("file_path") ?: ""
val metadataJson = call.argument<String>("metadata") ?: ""
val response = withContext(Dispatchers.IO) {
Gobackend.runPostProcessingJSON(filePath, metadataJson)
}
result.success(response)
}
"getPostProcessingProviders" -> {
val response = withContext(Dispatchers.IO) {
Gobackend.getPostProcessingProvidersJSON()
}
result.success(response)
}
// Extension Store
"initExtensionStore" -> {
val cacheDir = call.argument<String>("cache_dir") ?: ""
withContext(Dispatchers.IO) {
Gobackend.initExtensionStoreJSON(cacheDir)
}
result.success(null)
}
"getStoreExtensions" -> {
val forceRefresh = call.argument<Boolean>("force_refresh") ?: false
val response = withContext(Dispatchers.IO) {
Gobackend.getStoreExtensionsJSON(forceRefresh)
}
result.success(response)
}
"searchStoreExtensions" -> {
val query = call.argument<String>("query") ?: ""
val category = call.argument<String>("category") ?: ""
val response = withContext(Dispatchers.IO) {
Gobackend.searchStoreExtensionsJSON(query, category)
}
result.success(response)
}
"getStoreCategories" -> {
val response = withContext(Dispatchers.IO) {
Gobackend.getStoreCategoriesJSON()
}
result.success(response)
}
"downloadStoreExtension" -> {
val extensionId = call.argument<String>("extension_id") ?: ""
val destDir = call.argument<String>("dest_dir") ?: ""
val response = withContext(Dispatchers.IO) {
Gobackend.downloadStoreExtensionJSON(extensionId, destDir)
}
result.success(response)
}
"clearStoreCache" -> {
withContext(Dispatchers.IO) {
Gobackend.clearStoreCacheJSON()
}
result.success(null)
}
// Extension Home Feed (Explore)
"getExtensionHomeFeed" -> {
val extensionId = call.argument<String>("extension_id") ?: ""
val response = withContext(Dispatchers.IO) {
Gobackend.getExtensionHomeFeedJSON(extensionId)
}
result.success(response)
}
"getExtensionBrowseCategories" -> {
val extensionId = call.argument<String>("extension_id") ?: ""
val response = withContext(Dispatchers.IO) {
Gobackend.getExtensionBrowseCategoriesJSON(extensionId)
}
result.success(response)
}
else -> result.notImplemented()
}
} catch (e: Exception) {
@@ -899,5 +237,37 @@ class MainActivity: FlutterActivity() {
}
}
}
// FFmpeg method channel
MethodChannel(flutterEngine.dartExecutor.binaryMessenger, FFMPEG_CHANNEL).setMethodCallHandler { call, result ->
scope.launch {
try {
when (call.method) {
"execute" -> {
val command = call.argument<String>("command") ?: ""
val session = withContext(Dispatchers.IO) {
FFmpegKit.execute(command)
}
val returnCode = session.returnCode
val output = session.output ?: ""
result.success(mapOf(
"success" to ReturnCode.isSuccess(returnCode),
"returnCode" to (returnCode?.value ?: -1),
"output" to output
))
}
"getVersion" -> {
val session = withContext(Dispatchers.IO) {
FFmpegKit.execute("-version")
}
result.success(session.output ?: "unknown")
}
else -> result.notImplemented()
}
} catch (e: Exception) {
result.error("FFMPEG_ERROR", e.message, null)
}
}
}
}
}
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+136
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@@ -0,0 +1,136 @@
import 'dart:io';
import 'package:ffmpeg_kit_flutter_new_audio/ffmpeg_kit.dart';
import 'package:ffmpeg_kit_flutter_new_audio/return_code.dart';
import 'package:spotiflac_android/utils/logger.dart';
final _log = AppLogger('FFmpeg');
/// FFmpeg service for iOS using ffmpeg_kit_flutter plugin
class FFmpegServiceIOS {
/// Execute FFmpeg command and return result
static Future<FFmpegResultIOS> _execute(String command) async {
try {
final session = await FFmpegKit.execute(command);
final returnCode = await session.getReturnCode();
final output = await session.getOutput() ?? '';
return FFmpegResultIOS(
success: ReturnCode.isSuccess(returnCode),
returnCode: returnCode?.getValue() ?? -1,
output: output,
);
} catch (e) {
_log.e('FFmpeg execute error: $e');
return FFmpegResultIOS(success: false, returnCode: -1, output: e.toString());
}
}
/// Convert M4A (DASH segments) to FLAC
static Future<String?> convertM4aToFlac(String inputPath) async {
final outputPath = inputPath.replaceAll('.m4a', '.flac');
final command = '-i "$inputPath" -c:a flac -compression_level 8 "$outputPath" -y';
final result = await _execute(command);
if (result.success) {
try {
await File(inputPath).delete();
} catch (_) {}
return outputPath;
}
_log.e('M4A to FLAC conversion failed: ${result.output}');
return null;
}
/// Convert FLAC to MP3
static Future<String?> convertFlacToMp3(String inputPath, {String bitrate = '320k'}) async {
final dir = File(inputPath).parent.path;
final baseName = inputPath.split(Platform.pathSeparator).last.replaceAll('.flac', '');
final outputDir = '$dir${Platform.pathSeparator}MP3';
await Directory(outputDir).create(recursive: true);
final outputPath = '$outputDir${Platform.pathSeparator}$baseName.mp3';
final command = '-i "$inputPath" -codec:a libmp3lame -b:a $bitrate -map 0:a -map_metadata 0 -id3v2_version 3 "$outputPath" -y';
final result = await _execute(command);
if (result.success) return outputPath;
_log.e('FLAC to MP3 conversion failed: ${result.output}');
return null;
}
/// Convert FLAC to M4A
static Future<String?> convertFlacToM4a(String inputPath, {String codec = 'aac', String bitrate = '256k'}) async {
final dir = File(inputPath).parent.path;
final baseName = inputPath.split(Platform.pathSeparator).last.replaceAll('.flac', '');
final outputDir = '$dir${Platform.pathSeparator}M4A';
await Directory(outputDir).create(recursive: true);
final outputPath = '$outputDir${Platform.pathSeparator}$baseName.m4a';
String command;
if (codec == 'alac') {
command = '-i "$inputPath" -codec:a alac -map 0:a -map_metadata 0 "$outputPath" -y';
} else {
command = '-i "$inputPath" -codec:a aac -b:a $bitrate -map 0:a -map_metadata 0 "$outputPath" -y';
}
final result = await _execute(command);
if (result.success) return outputPath;
_log.e('FLAC to M4A conversion failed: ${result.output}');
return null;
}
/// Embed cover art to FLAC file
static Future<String?> embedCover(String flacPath, String coverPath) async {
final tempOutput = '$flacPath.tmp';
final command = '-i "$flacPath" -i "$coverPath" -map 0:a -map 1:0 -c copy -metadata:s:v title="Album cover" -metadata:s:v comment="Cover (front)" -disposition:v attached_pic "$tempOutput" -y';
final result = await _execute(command);
if (result.success) {
try {
await File(flacPath).delete();
await File(tempOutput).rename(flacPath);
return flacPath;
} catch (e) {
_log.e('Failed to replace file after cover embed: $e');
return null;
}
}
try {
final tempFile = File(tempOutput);
if (await tempFile.exists()) await tempFile.delete();
} catch (_) {}
_log.e('Cover embed failed: ${result.output}');
return null;
}
/// Check if FFmpeg is available
static Future<bool> isAvailable() async {
try {
final session = await FFmpegKit.execute('-version');
final returnCode = await session.getReturnCode();
return ReturnCode.isSuccess(returnCode);
} catch (e) {
return false;
}
}
/// Get FFmpeg version info
static Future<String?> getVersion() async {
try {
final session = await FFmpegKit.execute('-version');
return await session.getOutput();
} catch (e) {
return null;
}
}
}
class FFmpegResultIOS {
final bool success;
final int returnCode;
final String output;
FFmpegResultIOS({required this.success, required this.returnCode, required this.output});
}
-19
View File
@@ -1,19 +0,0 @@
files:
- source: /lib/l10n/arb/app_en.arb
translation: /lib/l10n/arb/app_%locale%.arb
languages_mapping:
locale:
# Short codes for single-variant languages
de: de
es: es
fr: fr
hi: hi
id: id
ja: ja
ko: ko
nl: nl
pt: pt
ru: ru
# Full codes for Chinese variants
zh-CN: zh_CN
zh-TW: zh_TW
+296 -218
View File
@@ -2,40 +2,96 @@ package gobackend
import (
"bufio"
"context"
"encoding/base64"
"encoding/json"
"errors"
"fmt"
"io"
"net/http"
"net/url"
"os"
"path/filepath"
"regexp"
"strings"
"sync"
"time"
)
// AmazonDownloader handles Amazon Music downloads using DoubleDouble service (same as PC)
type AmazonDownloader struct {
client *http.Client
client *http.Client
regions []string // us, eu regions for DoubleDouble service
}
var (
// Global Amazon downloader instance for connection reuse
globalAmazonDownloader *AmazonDownloader
amazonDownloaderOnce sync.Once
)
// AfkarXYZResponse is the response from AfkarXYZ API
type AfkarXYZResponse struct {
Success bool `json:"success"`
Data struct {
DirectLink string `json:"direct_link"`
FileName string `json:"file_name"`
FileSize int64 `json:"file_size"`
} `json:"data"`
// DoubleDoubleSubmitResponse is the response from DoubleDouble submit endpoint
type DoubleDoubleSubmitResponse struct {
Success bool `json:"success"`
ID string `json:"id"`
}
// DoubleDoubleStatusResponse is the response from DoubleDouble status endpoint
type DoubleDoubleStatusResponse struct {
Status string `json:"status"`
FriendlyStatus string `json:"friendlyStatus"`
URL string `json:"url"`
Current struct {
Name string `json:"name"`
Artist string `json:"artist"`
} `json:"current"`
}
// amazonArtistsMatch checks if the artist names are similar enough
func amazonArtistsMatch(expectedArtist, foundArtist string) bool {
normExpected := strings.ToLower(strings.TrimSpace(expectedArtist))
normFound := strings.ToLower(strings.TrimSpace(foundArtist))
// Exact match
if normExpected == normFound {
return true
}
// Check if one contains the other
if strings.Contains(normExpected, normFound) || strings.Contains(normFound, normExpected) {
return true
}
// Check first artist (before comma or feat)
expectedFirst := strings.Split(normExpected, ",")[0]
expectedFirst = strings.Split(expectedFirst, " feat")[0]
expectedFirst = strings.Split(expectedFirst, " ft.")[0]
expectedFirst = strings.TrimSpace(expectedFirst)
foundFirst := strings.Split(normFound, ",")[0]
foundFirst = strings.Split(foundFirst, " feat")[0]
foundFirst = strings.Split(foundFirst, " ft.")[0]
foundFirst = strings.TrimSpace(foundFirst)
if expectedFirst == foundFirst {
return true
}
// Check if first artist is contained in the other
if strings.Contains(expectedFirst, foundFirst) || strings.Contains(foundFirst, expectedFirst) {
return true
}
// If scripts are different (one is ASCII, one is non-ASCII like Japanese/Chinese/Korean),
// assume they're the same artist with different transliteration
expectedASCII := amazonIsASCIIString(expectedArtist)
foundASCII := amazonIsASCIIString(foundArtist)
if expectedASCII != foundASCII {
fmt.Printf("[Amazon] Artist names in different scripts, assuming match: '%s' vs '%s'\n", expectedArtist, foundArtist)
return true
}
return false
}
// amazonIsASCIIString checks if a string contains only ASCII characters
func amazonIsASCIIString(s string) bool {
for _, r := range s {
if r > 127 {
@@ -45,84 +101,183 @@ func amazonIsASCIIString(s string) bool {
return true
}
// NewAmazonDownloader creates a new Amazon downloader (returns singleton for connection reuse)
func NewAmazonDownloader() *AmazonDownloader {
amazonDownloaderOnce.Do(func() {
globalAmazonDownloader = &AmazonDownloader{
client: NewHTTPClientWithTimeout(120 * time.Second),
client: NewHTTPClientWithTimeout(120 * time.Second), // 120s timeout like PC
regions: []string{"us", "eu"}, // Same regions as PC
}
})
return globalAmazonDownloader
}
// downloadFromAfkarXYZ downloads a track using AfkarXYZ API
// Returns: downloadURL, fileName, error
func (a *AmazonDownloader) downloadFromAfkarXYZ(amazonURL string) (string, string, error) {
// AfkarXYZ API endpoint
apiURL := "https://amazon.afkarxyz.fun/convert?url=" + url.QueryEscape(amazonURL)
GoLog("[Amazon] Fetching from AfkarXYZ API...\n")
req, err := http.NewRequest("GET", apiURL, nil)
if err != nil {
return "", "", fmt.Errorf("failed to create request: %w", err)
// GetAvailableAPIs returns list of available DoubleDouble regions
// Uses same service as PC version (doubledouble.top)
func (a *AmazonDownloader) GetAvailableAPIs() []string {
// DoubleDouble service regions (same as PC)
// Format: https://{region}.doubledouble.top
var apis []string
for _, region := range a.regions {
apis = append(apis, fmt.Sprintf("https://%s.doubledouble.top", region))
}
req.Header.Set("User-Agent", getRandomUserAgent())
resp, err := a.client.Do(req)
if err != nil {
return "", "", fmt.Errorf("failed to call AfkarXYZ API: %w", err)
}
defer resp.Body.Close()
if resp.StatusCode != 200 {
return "", "", fmt.Errorf("AfkarXYZ API returned status %d", resp.StatusCode)
}
body, err := io.ReadAll(resp.Body)
if err != nil {
return "", "", fmt.Errorf("failed to read response: %w", err)
}
var apiResp AfkarXYZResponse
if err := json.Unmarshal(body, &apiResp); err != nil {
return "", "", fmt.Errorf("failed to decode response: %w", err)
}
if !apiResp.Success || apiResp.Data.DirectLink == "" {
return "", "", fmt.Errorf("AfkarXYZ API failed or no download link found")
}
fileName := apiResp.Data.FileName
if fileName == "" {
fileName = "track.flac"
}
// Sanitize filename
reg := regexp.MustCompile(`[<>:"/\\|?*]`)
fileName = reg.ReplaceAllString(fileName, "")
GoLog("[Amazon] AfkarXYZ returned: %s (%.2f MB)\n", fileName, float64(apiResp.Data.FileSize)/(1024*1024))
return apiResp.Data.DirectLink, fileName, nil
return apis
}
func (a *AmazonDownloader) DownloadFile(downloadURL, outputPath, itemID string) error {
ctx := context.Background()
// downloadFromDoubleDoubleService downloads a track using DoubleDouble service (same as PC)
// This uses submit → poll → download mechanism
// Internal function - not exported to gomobile
func (a *AmazonDownloader) downloadFromDoubleDoubleService(amazonURL, outputDir string) (string, string, string, error) {
var lastError error
for _, region := range a.regions {
fmt.Printf("[Amazon] Trying region: %s...\n", region)
// Build base URL for DoubleDouble service
// Decode base64 service URL (same as PC)
serviceBase, _ := base64.StdEncoding.DecodeString("aHR0cHM6Ly8=") // https://
serviceDomain, _ := base64.StdEncoding.DecodeString("LmRvdWJsZWRvdWJsZS50b3A=") // .doubledouble.top
baseURL := fmt.Sprintf("%s%s%s", string(serviceBase), region, string(serviceDomain))
// Step 1: Submit download request
encodedURL := url.QueryEscape(amazonURL)
submitURL := fmt.Sprintf("%s/dl?url=%s", baseURL, encodedURL)
req, err := http.NewRequest("GET", submitURL, nil)
if err != nil {
lastError = fmt.Errorf("failed to create request: %w", err)
continue
}
req.Header.Set("User-Agent", getRandomUserAgent())
fmt.Println("[Amazon] Submitting download request...")
resp, err := a.client.Do(req)
if err != nil {
lastError = fmt.Errorf("failed to submit request: %w", err)
continue
}
if resp.StatusCode != 200 {
resp.Body.Close()
lastError = fmt.Errorf("submit failed with status %d", resp.StatusCode)
continue
}
var submitResp DoubleDoubleSubmitResponse
if err := json.NewDecoder(resp.Body).Decode(&submitResp); err != nil {
resp.Body.Close()
lastError = fmt.Errorf("failed to decode submit response: %w", err)
continue
}
resp.Body.Close()
if !submitResp.Success || submitResp.ID == "" {
lastError = fmt.Errorf("submit request failed")
continue
}
downloadID := submitResp.ID
fmt.Printf("[Amazon] Download ID: %s\n", downloadID)
// Step 2: Poll for completion
statusURL := fmt.Sprintf("%s/dl/%s", baseURL, downloadID)
fmt.Println("[Amazon] Waiting for download to complete...")
maxWait := 300 * time.Second // 5 minutes max wait
elapsed := time.Duration(0)
pollInterval := 3 * time.Second
for elapsed < maxWait {
time.Sleep(pollInterval)
elapsed += pollInterval
statusReq, err := http.NewRequest("GET", statusURL, nil)
if err != nil {
continue
}
statusReq.Header.Set("User-Agent", getRandomUserAgent())
statusResp, err := a.client.Do(statusReq)
if err != nil {
fmt.Printf("\r[Amazon] Status check failed, retrying...")
continue
}
if statusResp.StatusCode != 200 {
statusResp.Body.Close()
fmt.Printf("\r[Amazon] Status check failed (status %d), retrying...", statusResp.StatusCode)
continue
}
var status DoubleDoubleStatusResponse
if err := json.NewDecoder(statusResp.Body).Decode(&status); err != nil {
statusResp.Body.Close()
fmt.Printf("\r[Amazon] Invalid JSON response, retrying...")
continue
}
statusResp.Body.Close()
if status.Status == "done" {
fmt.Println("\n[Amazon] Download ready!")
// Build download URL
fileURL := status.URL
if strings.HasPrefix(fileURL, "./") {
fileURL = fmt.Sprintf("%s/%s", baseURL, fileURL[2:])
} else if strings.HasPrefix(fileURL, "/") {
fileURL = fmt.Sprintf("%s%s", baseURL, fileURL)
}
trackName := status.Current.Name
artist := status.Current.Artist
fmt.Printf("[Amazon] Downloading: %s - %s\n", artist, trackName)
return fileURL, trackName, artist, nil
} else if status.Status == "error" {
errorMsg := status.FriendlyStatus
if errorMsg == "" {
errorMsg = "Unknown error"
}
lastError = fmt.Errorf("processing failed: %s", errorMsg)
break
} else {
// Still processing
friendlyStatus := status.FriendlyStatus
if friendlyStatus == "" {
friendlyStatus = status.Status
}
fmt.Printf("\r[Amazon] %s...", friendlyStatus)
}
}
if elapsed >= maxWait {
lastError = fmt.Errorf("download timeout")
fmt.Printf("\n[Amazon] Error with %s region: %v\n", region, lastError)
continue
}
if lastError != nil {
fmt.Printf("\n[Amazon] Error with %s region: %v\n", region, lastError)
}
}
return "", "", "", fmt.Errorf("all regions failed. Last error: %v", lastError)
}
// DownloadFile downloads a file from URL with User-Agent and progress tracking
func (a *AmazonDownloader) DownloadFile(downloadURL, outputPath, itemID string) error {
// Initialize item progress (required for all downloads)
if itemID != "" {
StartItemProgress(itemID)
defer CompleteItemProgress(itemID)
ctx = initDownloadCancel(itemID)
defer clearDownloadCancel(itemID)
}
if isDownloadCancelled(itemID) {
return ErrDownloadCancelled
}
req, err := http.NewRequestWithContext(ctx, "GET", downloadURL, nil)
req, err := http.NewRequest("GET", downloadURL, nil)
if err != nil {
return fmt.Errorf("failed to create request: %w", err)
}
@@ -131,9 +286,6 @@ func (a *AmazonDownloader) DownloadFile(downloadURL, outputPath, itemID string)
resp, err := a.client.Do(req)
if err != nil {
if isDownloadCancelled(itemID) {
return ErrDownloadCancelled
}
return err
}
defer resp.Body.Close()
@@ -142,91 +294,58 @@ func (a *AmazonDownloader) DownloadFile(downloadURL, outputPath, itemID string)
return fmt.Errorf("download failed: HTTP %d", resp.StatusCode)
}
expectedSize := resp.ContentLength
if expectedSize > 0 && itemID != "" {
SetItemBytesTotal(itemID, expectedSize)
// Set total bytes if available
if resp.ContentLength > 0 && itemID != "" {
SetItemBytesTotal(itemID, resp.ContentLength)
}
out, err := os.Create(outputPath)
if err != nil {
return err
}
defer out.Close()
// Use buffered writer for better performance (256KB buffer)
bufWriter := bufio.NewWriterSize(out, 256*1024)
defer bufWriter.Flush()
var written int64
// Use item progress writer with buffered output
var bytesWritten int64
if itemID != "" {
pw := NewItemProgressWriter(bufWriter, itemID)
written, err = io.Copy(pw, resp.Body)
bytesWritten, err = io.Copy(pw, resp.Body)
} else {
written, err = io.Copy(bufWriter, resp.Body)
// Fallback: direct copy without progress tracking
bytesWritten, err = io.Copy(bufWriter, resp.Body)
}
// Flush buffer before checking for errors
flushErr := bufWriter.Flush()
closeErr := out.Close()
if err != nil {
os.Remove(outputPath)
if isDownloadCancelled(itemID) {
return ErrDownloadCancelled
}
return fmt.Errorf("download interrupted: %w", err)
}
if flushErr != nil {
os.Remove(outputPath)
return fmt.Errorf("failed to flush buffer: %w", flushErr)
}
if closeErr != nil {
os.Remove(outputPath)
return fmt.Errorf("failed to close file: %w", closeErr)
return fmt.Errorf("failed to write file: %w", err)
}
// Verify file size if Content-Length was provided
if expectedSize > 0 && written != expectedSize {
os.Remove(outputPath)
return fmt.Errorf("incomplete download: expected %d bytes, got %d bytes", expectedSize, written)
}
GoLog("[Amazon] Downloaded: %.2f MB (Complete)\n", float64(written)/(1024*1024))
fmt.Printf("\r[Amazon] Downloaded: %.2f MB (Complete)\n", float64(bytesWritten)/(1024*1024))
return nil
}
// AmazonDownloadResult contains download result with quality info
type AmazonDownloadResult struct {
FilePath string
BitDepth int
SampleRate int
Title string
Artist string
Album string
ReleaseDate string
TrackNumber int
DiscNumber int
ISRC string
FilePath string
BitDepth int
SampleRate int
}
// downloadFromAmazon uses AfkarXYZ API to download from Amazon Music
// downloadFromAmazon downloads a track using the request parameters
// Uses DoubleDouble service (same as PC version)
func downloadFromAmazon(req DownloadRequest) (AmazonDownloadResult, error) {
downloader := NewAmazonDownloader()
// Check for existing file first
if existingFile, exists := checkISRCExistsInternal(req.OutputDir, req.ISRC); exists {
return AmazonDownloadResult{FilePath: "EXISTS:" + existingFile}, nil
}
// Get Amazon URL from SongLink
songlink := NewSongLinkClient()
var availability *TrackAvailability
var err error
if deezerID, found := strings.CutPrefix(req.SpotifyID, "deezer:"); found {
GoLog("[Amazon] Using Deezer ID for SongLink lookup: %s\n", deezerID)
availability, err = songlink.CheckAvailabilityFromDeezer(deezerID)
} else if req.SpotifyID != "" {
availability, err = songlink.CheckTrackAvailability(req.SpotifyID, req.ISRC)
} else {
return AmazonDownloadResult{}, fmt.Errorf("no valid Spotify or Deezer ID provided for Amazon lookup")
}
availability, err := songlink.CheckTrackAvailability(req.SpotifyID, req.ISRC)
if err != nil {
return AmazonDownloadResult{}, fmt.Errorf("failed to check Amazon availability via SongLink: %w", err)
}
@@ -235,21 +354,30 @@ func downloadFromAmazon(req DownloadRequest) (AmazonDownloadResult, error) {
return AmazonDownloadResult{}, fmt.Errorf("track not available on Amazon Music (SongLink returned no Amazon URL)")
}
// Create output directory if needed
if req.OutputDir != "." {
if err := os.MkdirAll(req.OutputDir, 0755); err != nil {
return AmazonDownloadResult{}, fmt.Errorf("failed to create output directory: %w", err)
}
}
// Download using AfkarXYZ API
downloadURL, _, err := downloader.downloadFromAfkarXYZ(availability.AmazonURL)
// Download using DoubleDouble service (same as PC)
downloadURL, trackName, artistName, err := downloader.downloadFromDoubleDoubleService(availability.AmazonURL, req.OutputDir)
if err != nil {
return AmazonDownloadResult{}, fmt.Errorf("failed to get download URL from AfkarXYZ: %w", err)
return AmazonDownloadResult{}, fmt.Errorf("failed to get download URL: %w", err)
}
GoLog("[Amazon] Match found: '%s' by '%s'\n", req.TrackName, req.ArtistName)
// Verify artist matches
if artistName != "" && !amazonArtistsMatch(req.ArtistName, artistName) {
fmt.Printf("[Amazon] Artist mismatch: expected '%s', got '%s'. Rejecting.\n", req.ArtistName, artistName)
return AmazonDownloadResult{}, fmt.Errorf("artist mismatch: expected '%s', got '%s'", req.ArtistName, artistName)
}
filename := buildFilenameFromTemplate(req.FilenameFormat, map[string]any{
// Log match found
fmt.Printf("[Amazon] Match found: '%s' by '%s'\n", trackName, artistName)
// Build filename using Spotify metadata (more accurate)
filename := buildFilenameFromTemplate(req.FilenameFormat, map[string]interface{}{
"title": req.TrackName,
"artist": req.ArtistName,
"album": req.AlbumName,
@@ -260,6 +388,7 @@ func downloadFromAmazon(req DownloadRequest) (AmazonDownloadResult, error) {
filename = sanitizeFilename(filename) + ".flac"
outputPath := filepath.Join(req.OutputDir, filename)
// Check if file already exists
if fileInfo, statErr := os.Stat(outputPath); statErr == nil && fileInfo.Size() > 0 {
return AmazonDownloadResult{FilePath: "EXISTS:" + outputPath}, nil
}
@@ -276,135 +405,84 @@ func downloadFromAmazon(req DownloadRequest) (AmazonDownloadResult, error) {
req.TrackName,
req.ArtistName,
req.EmbedLyrics,
int64(req.DurationMS),
)
}()
// Download audio file with item ID for progress tracking
if err := downloader.DownloadFile(downloadURL, outputPath, req.ItemID); err != nil {
if errors.Is(err, ErrDownloadCancelled) {
return AmazonDownloadResult{}, ErrDownloadCancelled
}
return AmazonDownloadResult{}, fmt.Errorf("download failed: %w", err)
}
// Wait for parallel operations to complete
<-parallelDone
// Set progress to 100% and status to finalizing (before embedding)
// This makes the UI show "Finalizing..." while embedding happens
if req.ItemID != "" {
SetItemProgress(req.ItemID, 1.0, 0, 0)
SetItemFinalizing(req.ItemID)
}
existingMeta, metaErr := ReadMetadata(outputPath)
actualTrackNum := req.TrackNumber
actualDiscNum := req.DiscNumber
if metaErr == nil && existingMeta != nil {
if existingMeta.TrackNumber > 0 && (req.TrackNumber == 0 || req.TrackNumber == 1) {
actualTrackNum = existingMeta.TrackNumber
GoLog("[Amazon] Using track number from file: %d (request had: %d)\n", actualTrackNum, req.TrackNumber)
}
if existingMeta.DiscNumber > 0 && (req.DiscNumber == 0 || req.DiscNumber == 1) {
actualDiscNum = existingMeta.DiscNumber
GoLog("[Amazon] Using disc number from file: %d (request had: %d)\n", actualDiscNum, req.DiscNumber)
}
// Log track info from DoubleDouble (for debugging)
if trackName != "" && artistName != "" {
fmt.Printf("[Amazon] DoubleDouble returned: %s - %s\n", artistName, trackName)
}
// Embed metadata using Spotify data
// Embed metadata using Spotify data (more accurate than DoubleDouble)
metadata := Metadata{
Title: req.TrackName,
Artist: req.ArtistName,
Album: req.AlbumName,
AlbumArtist: req.AlbumArtist,
Date: req.ReleaseDate,
TrackNumber: actualTrackNum,
TrackNumber: req.TrackNumber,
TotalTracks: req.TotalTracks,
DiscNumber: actualDiscNum,
DiscNumber: req.DiscNumber,
ISRC: req.ISRC,
Genre: req.Genre,
Label: req.Label,
Copyright: req.Copyright,
}
// Use cover data from parallel fetch
var coverData []byte
if parallelResult != nil && parallelResult.CoverData != nil {
coverData = parallelResult.CoverData
GoLog("[Amazon] Using parallel-fetched cover (%d bytes)\n", len(coverData))
fmt.Printf("[Amazon] Using parallel-fetched cover (%d bytes)\n", len(coverData))
}
if err := EmbedMetadataWithCoverData(outputPath, metadata, coverData); err != nil {
GoLog("[Amazon] Warning: failed to embed metadata: %v\n", err)
fmt.Printf("Warning: failed to embed metadata: %v\n", err)
}
// Embed lyrics from parallel fetch
if req.EmbedLyrics && parallelResult != nil && parallelResult.LyricsLRC != "" {
lyricsMode := req.LyricsMode
if lyricsMode == "" {
lyricsMode = "embed" // default
}
if lyricsMode == "external" || lyricsMode == "both" {
GoLog("[Amazon] Saving external LRC file...\n")
if lrcPath, lrcErr := SaveLRCFile(outputPath, parallelResult.LyricsLRC); lrcErr != nil {
GoLog("[Amazon] Warning: failed to save LRC file: %v\n", lrcErr)
} else {
GoLog("[Amazon] LRC file saved: %s\n", lrcPath)
}
}
if lyricsMode == "embed" || lyricsMode == "both" {
GoLog("[Amazon] Embedding parallel-fetched lyrics (%d lines)...\n", len(parallelResult.LyricsData.Lines))
if embedErr := EmbedLyrics(outputPath, parallelResult.LyricsLRC); embedErr != nil {
GoLog("[Amazon] Warning: failed to embed lyrics: %v\n", embedErr)
} else {
GoLog("[Amazon] Lyrics embedded successfully\n")
}
fmt.Printf("[Amazon] Embedding parallel-fetched lyrics (%d lines)...\n", len(parallelResult.LyricsData.Lines))
if embedErr := EmbedLyrics(outputPath, parallelResult.LyricsLRC); embedErr != nil {
fmt.Printf("[Amazon] Warning: failed to embed lyrics: %v\n", embedErr)
} else {
fmt.Println("[Amazon] Lyrics embedded successfully")
}
} else if req.EmbedLyrics {
GoLog("[Amazon] No lyrics available from parallel fetch\n")
fmt.Println("[Amazon] No lyrics available from parallel fetch")
}
GoLog("[Amazon] Downloaded successfully from Amazon Music\n")
fmt.Println("[Amazon] Downloaded successfully from Amazon Music")
// Read actual quality from the downloaded FLAC file
// Amazon API doesn't provide quality info, but we can read it from the file itself
quality, err := GetAudioQuality(outputPath)
if err != nil {
GoLog("[Amazon] Warning: couldn't read quality from file: %v\n", err)
} else {
GoLog("[Amazon] Actual quality: %d-bit/%dHz\n", quality.BitDepth, quality.SampleRate)
fmt.Printf("[Amazon] Warning: couldn't read quality from file: %v\n", err)
// Return 0 to indicate unknown quality
return AmazonDownloadResult{
FilePath: outputPath,
BitDepth: 0,
SampleRate: 0,
}, nil
}
finalMeta, metaReadErr := ReadMetadata(outputPath)
if metaReadErr == nil && finalMeta != nil {
GoLog("[Amazon] Final metadata from file - Track: %d, Disc: %d, Date: %s\n",
finalMeta.TrackNumber, finalMeta.DiscNumber, finalMeta.Date)
actualTrackNum = finalMeta.TrackNumber
actualDiscNum = finalMeta.DiscNumber
if finalMeta.Date != "" {
req.ReleaseDate = finalMeta.Date
}
}
// Add to ISRC index for fast duplicate checking
AddToISRCIndex(req.OutputDir, req.ISRC, outputPath)
bitDepth := 0
sampleRate := 0
if err == nil {
bitDepth = quality.BitDepth
sampleRate = quality.SampleRate
}
fmt.Printf("[Amazon] Actual quality: %d-bit/%dHz\n", quality.BitDepth, quality.SampleRate)
return AmazonDownloadResult{
FilePath: outputPath,
BitDepth: bitDepth,
SampleRate: sampleRate,
Title: req.TrackName,
Artist: req.ArtistName,
Album: req.AlbumName,
ReleaseDate: req.ReleaseDate,
TrackNumber: actualTrackNum,
DiscNumber: actualDiscNum,
ISRC: req.ISRC,
FilePath: outputPath,
BitDepth: quality.BitDepth,
SampleRate: quality.SampleRate,
}, nil
}
-78
View File
@@ -1,78 +0,0 @@
package gobackend
import (
"context"
"errors"
"sync"
)
// ErrDownloadCancelled is returned when a download is cancelled by the user.
var ErrDownloadCancelled = errors.New("download cancelled")
type cancelEntry struct {
cancel context.CancelFunc
canceled bool
}
var (
cancelMu sync.Mutex
cancelMap = make(map[string]*cancelEntry)
)
func initDownloadCancel(itemID string) context.Context {
if itemID == "" {
return context.Background()
}
cancelMu.Lock()
defer cancelMu.Unlock()
ctx, cancel := context.WithCancel(context.Background())
cancelMap[itemID] = &cancelEntry{
cancel: cancel,
canceled: false,
}
return ctx
}
func cancelDownload(itemID string) {
if itemID == "" {
return
}
cancelMu.Lock()
entry, ok := cancelMap[itemID]
if ok {
entry.canceled = true
if entry.cancel != nil {
entry.cancel()
}
} else {
cancelMap[itemID] = &cancelEntry{canceled: true}
}
cancelMu.Unlock()
RemoveItemProgress(itemID)
}
func isDownloadCancelled(itemID string) bool {
if itemID == "" {
return false
}
cancelMu.Lock()
entry, ok := cancelMap[itemID]
canceled := ok && entry.canceled
cancelMu.Unlock()
return canceled
}
func clearDownloadCancel(itemID string) {
if itemID == "" {
return
}
cancelMu.Lock()
delete(cancelMap, itemID)
cancelMu.Unlock()
}
+38 -65
View File
@@ -4,53 +4,36 @@ import (
"fmt"
"io"
"net/http"
"regexp"
"strings"
)
// Spotify image size codes (same as PC version)
const (
spotifySize300 = "ab67616d00001e02"
spotifySize640 = "ab67616d0000b273"
spotifySizeMax = "ab67616d000082c1"
spotifySize640 = "ab67616d0000b273" // 640x640
spotifySizeMax = "ab67616d000082c1" // Max resolution (~2000x2000)
)
// Deezer CDN supports these sizes: 56, 250, 500, 1000, 1400, 1800
var deezerSizeRegex = regexp.MustCompile(`/(\d+)x(\d+)-\d+-\d+-\d+-\d+\.jpg$`)
func convertSmallToMedium(imageURL string) string {
if strings.Contains(imageURL, spotifySize300) {
return strings.Replace(imageURL, spotifySize300, spotifySize640, 1)
}
return imageURL
}
// downloadCoverToMemory downloads cover art and returns as bytes (no file creation)
// This avoids file permission issues on Android
func downloadCoverToMemory(coverURL string, maxQuality bool) ([]byte, error) {
if coverURL == "" {
return nil, fmt.Errorf("no cover URL provided")
}
GoLog("[Cover] Original URL: %s", coverURL)
downloadURL := convertSmallToMedium(coverURL)
if downloadURL != coverURL {
GoLog("[Cover] Upgraded 300x300 → 640x640")
}
fmt.Printf("[Cover] Downloading cover from: %s\n", coverURL)
// Upgrade to max quality if requested
downloadURL := coverURL
if maxQuality {
maxURL := upgradeToMaxQuality(downloadURL)
if maxURL != downloadURL {
downloadURL = maxURL
// Log already printed by upgradeToMaxQuality for Deezer
if strings.Contains(coverURL, "scdn.co") || strings.Contains(coverURL, "spotifycdn") {
GoLog("[Cover] Spotify: upgraded to max resolution (~2000x2000)")
}
downloadURL = upgradeToMaxQuality(coverURL)
if downloadURL != coverURL {
fmt.Printf("[Cover] Upgraded to max quality URL: %s\n", downloadURL)
}
}
GoLog("[Cover] Final URL: %s", downloadURL)
client := NewHTTPClientWithTimeout(DefaultTimeout)
// Create request with User-Agent (required by Spotify CDN)
req, err := http.NewRequest("GET", downloadURL, nil)
if err != nil {
return nil, fmt.Errorf("failed to create request: %w", err)
@@ -71,58 +54,48 @@ func downloadCoverToMemory(coverURL string, maxQuality bool) ([]byte, error) {
return nil, fmt.Errorf("failed to read cover data: %w", err)
}
sizeKB := len(data) / 1024
var resolution string
if sizeKB > 200 {
resolution = "~2000x2000 (hi-res)"
} else if sizeKB > 50 {
resolution = "~640x640"
} else {
resolution = "~300x300"
}
GoLog("[Cover] Downloaded %d KB (%s)", sizeKB, resolution)
fmt.Printf("[Cover] Downloaded %d bytes\n", len(data))
return data, nil
}
// upgradeToMaxQuality upgrades Spotify cover URL to maximum quality
// Uses same logic as PC version - replaces 640x640 size code with max resolution
func upgradeToMaxQuality(coverURL string) string {
// Spotify CDN upgrade
if strings.Contains(coverURL, spotifySize640) {
return strings.Replace(coverURL, spotifySize640, spotifySizeMax, 1)
}
// Spotify image URLs can be upgraded by changing the size parameter
// Format: https://i.scdn.co/image/ab67616d0000b273...
// ab67616d0000b273 = 640x640
// ab67616d000082c1 = Max resolution (~2000x2000)
// Deezer CDN upgrade
if strings.Contains(coverURL, "cdn-images.dzcdn.net") {
return upgradeDeezerCover(coverURL)
if strings.Contains(coverURL, spotifySize640) {
// Try max resolution first
maxURL := strings.Replace(coverURL, spotifySize640, spotifySizeMax, 1)
// Verify max resolution URL is available
client := NewHTTPClientWithTimeout(DefaultTimeout)
req, err := http.NewRequest("HEAD", maxURL, nil)
if err == nil {
resp, err := DoRequestWithUserAgent(client, req)
if err == nil {
resp.Body.Close()
if resp.StatusCode == http.StatusOK {
return maxURL
}
}
}
}
return coverURL
}
func upgradeDeezerCover(coverURL string) string {
if !strings.Contains(coverURL, "cdn-images.dzcdn.net") {
return coverURL
}
// Replace any size pattern with 1800x1800
upgraded := deezerSizeRegex.ReplaceAllString(coverURL, "/1800x1800-000000-80-0-0.jpg")
if upgraded != coverURL {
GoLog("[Cover] Deezer: upgraded to 1800x1800")
}
return upgraded
}
// GetCoverFromSpotify gets cover URL from Spotify metadata
func GetCoverFromSpotify(imageURL string, maxQuality bool) string {
if imageURL == "" {
return ""
}
// Always upgrade small to medium first
result := convertSmallToMedium(imageURL)
if maxQuality {
result = upgradeToMaxQuality(result)
return upgradeToMaxQuality(imageURL)
}
return result
return imageURL
}
-1084
View File
File diff suppressed because it is too large Load Diff
+31 -244
View File
@@ -1,179 +1,53 @@
package gobackend
import (
"encoding/json"
"fmt"
"os"
"path/filepath"
"strings"
"sync"
"time"
)
// ISRCIndex holds a cached map of ISRC -> file path for fast duplicate checking
type ISRCIndex struct {
index map[string]string // ISRC (uppercase) -> file path
outputDir string
buildTime time.Time
mu sync.RWMutex
}
var (
isrcIndexCache = make(map[string]*ISRCIndex)
isrcIndexCacheMu sync.RWMutex
isrcBuildingMu sync.Map // Per-directory build lock to prevent concurrent builds
isrcIndexTTL = 5 * time.Minute
)
// GetISRCIndex returns or builds an ISRC index for the given directory
// Uses per-directory mutex to prevent concurrent builds (race condition fix)
func GetISRCIndex(outputDir string) *ISRCIndex {
// Fast path: check cache first
isrcIndexCacheMu.RLock()
idx, exists := isrcIndexCache[outputDir]
isrcIndexCacheMu.RUnlock()
if exists && time.Since(idx.buildTime) < isrcIndexTTL {
return idx
}
// Slow path: need to build index
// Use per-directory mutex to prevent multiple goroutines from building simultaneously
buildLock, _ := isrcBuildingMu.LoadOrStore(outputDir, &sync.Mutex{})
mu := buildLock.(*sync.Mutex)
mu.Lock()
defer mu.Unlock()
// Double-check cache after acquiring lock (another goroutine may have built it)
isrcIndexCacheMu.RLock()
idx, exists = isrcIndexCache[outputDir]
isrcIndexCacheMu.RUnlock()
if exists && time.Since(idx.buildTime) < isrcIndexTTL {
return idx
}
return buildISRCIndex(outputDir)
}
// buildISRCIndex scans a directory and builds a map of ISRC -> file path
func buildISRCIndex(outputDir string) *ISRCIndex {
idx := &ISRCIndex{
index: make(map[string]string),
outputDir: outputDir,
buildTime: time.Now(),
}
if outputDir == "" {
return idx
}
startTime := time.Now()
fileCount := 0
filepath.Walk(outputDir, func(path string, info os.FileInfo, err error) error {
if err != nil || info.IsDir() {
return nil
}
ext := strings.ToLower(filepath.Ext(path))
if ext != ".flac" {
return nil
}
metadata, err := ReadMetadata(path)
if err != nil || metadata.ISRC == "" {
return nil
}
idx.index[strings.ToUpper(metadata.ISRC)] = path
fileCount++
return nil
})
fmt.Printf("[ISRCIndex] Built index for %s: %d files in %v\n",
outputDir, fileCount, time.Since(startTime).Round(time.Millisecond))
isrcIndexCacheMu.Lock()
isrcIndexCache[outputDir] = idx
isrcIndexCacheMu.Unlock()
return idx
}
func (idx *ISRCIndex) lookup(isrc string) (string, bool) {
if isrc == "" {
return "", false
}
idx.mu.RLock()
defer idx.mu.RUnlock()
path, exists := idx.index[strings.ToUpper(isrc)]
return path, exists
}
// remove deletes an ISRC entry from the index (internal use)
func (idx *ISRCIndex) remove(isrc string) {
if isrc == "" {
return
}
idx.mu.Lock()
defer idx.mu.Unlock()
delete(idx.index, strings.ToUpper(isrc))
}
// Lookup checks if an ISRC exists in the index (gomobile compatible)
// Returns filepath if found, empty string if not found
func (idx *ISRCIndex) Lookup(isrc string) (string, error) {
path, _ := idx.lookup(isrc)
return path, nil
}
// Add adds a new ISRC to the index (call after successful download)
func (idx *ISRCIndex) Add(isrc, filePath string) {
if isrc == "" || filePath == "" {
return
}
idx.mu.Lock()
defer idx.mu.Unlock()
idx.index[strings.ToUpper(isrc)] = filePath
}
// InvalidateCache clears the ISRC index cache for a directory
func InvalidateISRCCache(outputDir string) {
isrcIndexCacheMu.Lock()
delete(isrcIndexCache, outputDir)
isrcIndexCacheMu.Unlock()
}
// checkISRCExistsInternal checks if a file with the given ISRC exists (internal use)
// Uses ISRC index for fast lookup
func checkISRCExistsInternal(outputDir, isrc string) (string, bool) {
if isrc == "" || outputDir == "" {
return "", false
}
idx := GetISRCIndex(outputDir)
filePath, exists := idx.lookup(isrc)
if !exists {
return "", false
// Walk through directory looking for FLAC files
var foundFile string
filepath.Walk(outputDir, func(path string, info os.FileInfo, err error) error {
if err != nil {
return nil
}
// Only check FLAC files
if info.IsDir() || !strings.HasSuffix(strings.ToLower(path), ".flac") {
return nil
}
// Read metadata from file
metadata, err := ReadMetadata(path)
if err != nil {
return nil
}
// Check if ISRC matches
if metadata.ISRC == isrc {
foundFile = path
return filepath.SkipAll // Stop walking
}
return nil
})
if foundFile != "" {
return foundFile, true
}
if !CheckFileExists(filePath) {
// Stale index entry; remove it and return not found.
idx.remove(isrc)
return "", false
}
return filePath, true
return "", false
}
// CheckISRCExists is the exported version for gomobile (returns string, error)
// Returns the filepath if exists, empty string if not
func CheckISRCExists(outputDir, isrc string) (string, error) {
filepath, _ := checkISRCExistsInternal(outputDir, isrc)
return filepath, nil
@@ -187,90 +61,3 @@ func CheckFileExists(filePath string) bool {
}
return !info.IsDir() && info.Size() > 0
}
// FileExistenceResult represents the result of checking if a file exists
type FileExistenceResult struct {
ISRC string `json:"isrc"`
Exists bool `json:"exists"`
FilePath string `json:"file_path,omitempty"`
TrackName string `json:"track_name,omitempty"`
ArtistName string `json:"artist_name,omitempty"`
}
func CheckFilesExistParallel(outputDir string, tracksJSON string) (string, error) {
var tracks []struct {
ISRC string `json:"isrc"`
TrackName string `json:"track_name"`
ArtistName string `json:"artist_name"`
}
if err := json.Unmarshal([]byte(tracksJSON), &tracks); err != nil {
return "", fmt.Errorf("failed to parse tracks JSON: %w", err)
}
results := make([]FileExistenceResult, len(tracks))
isrcIdx := GetISRCIndex(outputDir)
var wg sync.WaitGroup
for i, track := range tracks {
wg.Add(1)
go func(resultIdx int, t struct {
ISRC string `json:"isrc"`
TrackName string `json:"track_name"`
ArtistName string `json:"artist_name"`
}) {
defer wg.Done()
result := FileExistenceResult{
ISRC: t.ISRC,
TrackName: t.TrackName,
ArtistName: t.ArtistName,
Exists: false,
}
if t.ISRC != "" {
if filePath, exists := isrcIdx.lookup(t.ISRC); exists {
result.Exists = true
result.FilePath = filePath
}
}
results[resultIdx] = result
}(i, track)
}
wg.Wait()
resultJSON, err := json.Marshal(results)
if err != nil {
return "", fmt.Errorf("failed to marshal results: %w", err)
}
return string(resultJSON), nil
}
// PreBuildISRCIndex pre-builds the ISRC index for a directory
// Call this when app starts or when entering album/playlist screen
func PreBuildISRCIndex(outputDir string) error {
if outputDir == "" {
return fmt.Errorf("output directory is required")
}
buildISRCIndex(outputDir)
return nil
}
// AddToISRCIndex adds a new file to the ISRC index after successful download
func AddToISRCIndex(outputDir, isrc, filePath string) {
if outputDir == "" || isrc == "" || filePath == "" {
return
}
isrcIndexCacheMu.RLock()
idx, exists := isrcIndexCache[outputDir]
isrcIndexCacheMu.RUnlock()
if exists {
idx.Add(isrc, filePath)
}
}
+143 -1717
View File
File diff suppressed because it is too large Load Diff
-997
View File
@@ -1,997 +0,0 @@
package gobackend
import (
"archive/zip"
"encoding/json"
"fmt"
"io"
"os"
"path/filepath"
"strconv"
"strings"
"sync"
"github.com/dop251/goja"
)
func compareVersions(v1, v2 string) int {
parts1 := strings.Split(strings.TrimPrefix(v1, "v"), ".")
parts2 := strings.Split(strings.TrimPrefix(v2, "v"), ".")
maxLen := len(parts1)
if len(parts2) > maxLen {
maxLen = len(parts2)
}
for i := 0; i < maxLen; i++ {
var n1, n2 int
if i < len(parts1) {
n1, _ = strconv.Atoi(parts1[i])
}
if i < len(parts2) {
n2, _ = strconv.Atoi(parts2[i])
}
if n1 < n2 {
return -1
}
if n1 > n2 {
return 1
}
}
return 0
}
type LoadedExtension struct {
ID string `json:"id"`
Manifest *ExtensionManifest `json:"manifest"`
VM *goja.Runtime `json:"-"`
VMMu sync.Mutex `json:"-"` // Mutex to prevent concurrent VM access
Enabled bool `json:"enabled"`
Error string `json:"error,omitempty"`
DataDir string `json:"data_dir"`
SourceDir string `json:"source_dir"`
IconPath string `json:"icon_path"`
}
// ExtensionManager manages all loaded extensions
type ExtensionManager struct {
mu sync.RWMutex
extensions map[string]*LoadedExtension
extensionsDir string // Base directory for extensions
dataDir string // Base directory for extension data
}
var (
globalExtManager *ExtensionManager
globalExtManagerOnce sync.Once
)
func GetExtensionManager() *ExtensionManager {
globalExtManagerOnce.Do(func() {
globalExtManager = &ExtensionManager{
extensions: make(map[string]*LoadedExtension),
}
})
return globalExtManager
}
func (m *ExtensionManager) SetDirectories(extensionsDir, dataDir string) error {
m.mu.Lock()
defer m.mu.Unlock()
m.extensionsDir = extensionsDir
m.dataDir = dataDir
if err := os.MkdirAll(extensionsDir, 0755); err != nil {
return fmt.Errorf("failed to create extensions directory: %w", err)
}
if err := os.MkdirAll(dataDir, 0755); err != nil {
return fmt.Errorf("failed to create data directory: %w", err)
}
return nil
}
func (m *ExtensionManager) LoadExtensionFromFile(filePath string) (*LoadedExtension, error) {
if !strings.HasSuffix(strings.ToLower(filePath), ".spotiflac-ext") {
return nil, fmt.Errorf("Invalid file format. Please select a .spotiflac-ext file")
}
// Open the zip file
zipReader, err := zip.OpenReader(filePath)
if err != nil {
return nil, fmt.Errorf("Cannot open extension file. The file may be corrupted or not a valid extension package")
}
defer zipReader.Close()
var manifestData []byte
var hasIndexJS bool
for _, file := range zipReader.File {
name := filepath.Base(file.Name)
if name == "manifest.json" {
rc, err := file.Open()
if err != nil {
return nil, fmt.Errorf("failed to open manifest.json: %w", err)
}
manifestData, err = io.ReadAll(rc)
rc.Close()
if err != nil {
return nil, fmt.Errorf("failed to read manifest.json: %w", err)
}
}
if name == "index.js" {
hasIndexJS = true
}
}
if manifestData == nil {
return nil, fmt.Errorf("Invalid extension package: manifest.json not found")
}
if !hasIndexJS {
return nil, fmt.Errorf("Invalid extension package: index.js not found")
}
manifest, err := ParseManifest(manifestData)
if err != nil {
return nil, fmt.Errorf("Invalid extension manifest: %w", err)
}
m.mu.RLock()
existing, exists := m.extensions[manifest.Name]
var existingVersion string
var existingDisplayName string
if exists {
existingVersion = existing.Manifest.Version
existingDisplayName = existing.Manifest.DisplayName
}
m.mu.RUnlock()
if exists {
versionCompare := compareVersions(manifest.Version, existingVersion)
if versionCompare > 0 {
// This is an upgrade - call UpgradeExtension
return m.UpgradeExtension(filePath)
} else if versionCompare == 0 {
return nil, fmt.Errorf("Extension '%s' v%s is already installed", existingDisplayName, existingVersion)
} else {
return nil, fmt.Errorf("Cannot downgrade '%s' from v%s to v%s", existingDisplayName, existingVersion, manifest.Version)
}
}
m.mu.Lock()
defer m.mu.Unlock()
if _, exists := m.extensions[manifest.Name]; exists {
return nil, fmt.Errorf("Extension '%s' was installed by another process", manifest.DisplayName)
}
extDir := filepath.Join(m.extensionsDir, manifest.Name)
if err := os.MkdirAll(extDir, 0755); err != nil {
return nil, fmt.Errorf("failed to create extension directory: %w", err)
}
for _, file := range zipReader.File {
if file.FileInfo().IsDir() {
continue
}
relPath := filepath.Clean(file.Name)
if strings.HasPrefix(relPath, "..") || filepath.IsAbs(relPath) {
GoLog("[Extension] Skipping unsafe path in archive: %s\n", file.Name)
continue
}
destPath := filepath.Join(extDir, relPath)
destDir := filepath.Dir(destPath)
if err := os.MkdirAll(destDir, 0755); err != nil {
return nil, fmt.Errorf("failed to create directory %s: %w", destDir, err)
}
destFile, err := os.Create(destPath)
if err != nil {
return nil, fmt.Errorf("failed to create file %s: %w", destPath, err)
}
srcFile, err := file.Open()
if err != nil {
destFile.Close()
return nil, fmt.Errorf("failed to open file in archive: %w", err)
}
_, err = io.Copy(destFile, srcFile)
srcFile.Close()
destFile.Close()
if err != nil {
return nil, fmt.Errorf("failed to extract file: %w", err)
}
}
extDataDir := filepath.Join(m.dataDir, manifest.Name)
if err := os.MkdirAll(extDataDir, 0755); err != nil {
return nil, fmt.Errorf("failed to create extension data directory: %w", err)
}
ext := &LoadedExtension{
ID: manifest.Name,
Manifest: manifest,
Enabled: false, // New extensions start disabled
DataDir: extDataDir,
SourceDir: extDir,
}
// Initialize Goja VM
if err := m.initializeVM(ext); err != nil {
ext.Error = err.Error()
ext.Enabled = false
GoLog("[Extension] Failed to initialize VM for %s: %v\n", manifest.Name, err)
}
m.extensions[manifest.Name] = ext
GoLog("[Extension] Loaded extension: %s v%s\n", manifest.DisplayName, manifest.Version)
return ext, nil
}
func (m *ExtensionManager) initializeVM(ext *LoadedExtension) error {
vm := goja.New()
ext.VM = vm
indexPath := filepath.Join(ext.SourceDir, "index.js")
jsCode, err := os.ReadFile(indexPath)
if err != nil {
return fmt.Errorf("failed to read index.js: %w", err)
}
runtime := NewExtensionRuntime(ext)
runtime.RegisterAPIs(vm)
runtime.RegisterGoBackendAPIs(vm)
console := vm.NewObject()
console.Set("log", func(call goja.FunctionCall) goja.Value {
args := make([]interface{}, len(call.Arguments))
for i, arg := range call.Arguments {
args[i] = arg.Export()
}
GoLog("[Extension:%s] %v\n", ext.ID, args)
return goja.Undefined()
})
vm.Set("console", console)
var registeredExtension goja.Value
vm.Set("registerExtension", func(call goja.FunctionCall) goja.Value {
if len(call.Arguments) > 0 {
registeredExtension = call.Arguments[0]
vm.Set("extension", call.Arguments[0])
}
return goja.Undefined()
})
// Run the extension code
_, err = vm.RunString(string(jsCode))
if err != nil {
return fmt.Errorf("failed to execute extension code: %w", err)
}
// Verify extension was registered
if registeredExtension == nil || goja.IsUndefined(registeredExtension) {
return fmt.Errorf("extension did not call registerExtension()")
}
return nil
}
// UnloadExtension unloads an extension by ID
func (m *ExtensionManager) UnloadExtension(extensionID string) error {
m.mu.Lock()
defer m.mu.Unlock()
ext, exists := m.extensions[extensionID]
if !exists {
return fmt.Errorf("Extension not found")
}
// Call cleanup if VM is initialized
if ext.VM != nil {
// Try to call cleanup function
cleanup, err := ext.VM.RunString("typeof extension !== 'undefined' && typeof extension.cleanup === 'function' ? extension.cleanup() : null")
if err != nil {
GoLog("[Extension] Error calling cleanup for %s: %v\n", extensionID, err)
} else if cleanup != nil && !goja.IsUndefined(cleanup) && !goja.IsNull(cleanup) {
GoLog("[Extension] Cleanup called for %s\n", extensionID)
}
}
// Remove from registry
delete(m.extensions, extensionID)
GoLog("[Extension] Unloaded extension: %s\n", extensionID)
return nil
}
// Returns error if extension not found (gomobile compatible)
func (m *ExtensionManager) GetExtension(extensionID string) (*LoadedExtension, error) {
m.mu.RLock()
defer m.mu.RUnlock()
ext, exists := m.extensions[extensionID]
if !exists {
return nil, fmt.Errorf("Extension not found")
}
return ext, nil
}
// GetAllExtensions returns all loaded extensions
func (m *ExtensionManager) GetAllExtensions() []*LoadedExtension {
m.mu.RLock()
defer m.mu.RUnlock()
result := make([]*LoadedExtension, 0, len(m.extensions))
for _, ext := range m.extensions {
result = append(result, ext)
}
return result
}
func (m *ExtensionManager) SetExtensionEnabled(extensionID string, enabled bool) error {
m.mu.Lock()
defer m.mu.Unlock()
ext, exists := m.extensions[extensionID]
if !exists {
return fmt.Errorf("Extension not found")
}
ext.Enabled = enabled
GoLog("[Extension] %s %s\n", extensionID, map[bool]string{true: "enabled", false: "disabled"}[enabled])
// Persist enabled state to settings store
store := GetExtensionSettingsStore()
if err := store.Set(extensionID, "_enabled", enabled); err != nil {
GoLog("[Extension] Failed to persist enabled state for %s: %v\n", extensionID, err)
}
return nil
}
// LoadExtensionsFromDirectory scans a directory and loads all valid extensions
func (m *ExtensionManager) LoadExtensionsFromDirectory(dirPath string) ([]string, []error) {
var loaded []string
var errors []error
entries, err := os.ReadDir(dirPath)
if err != nil {
if os.IsNotExist(err) {
return loaded, errors
}
return nil, []error{fmt.Errorf("failed to read extensions directory: %w", err)}
}
for _, entry := range entries {
if entry.IsDir() {
manifestPath := filepath.Join(dirPath, entry.Name(), "manifest.json")
if _, err := os.Stat(manifestPath); err == nil {
ext, err := m.loadExtensionFromDirectory(filepath.Join(dirPath, entry.Name()))
if err != nil {
GoLog("[Extension] Failed to load %s: %v\n", entry.Name(), err)
errors = append(errors, fmt.Errorf("%s: %w", entry.Name(), err))
} else {
loaded = append(loaded, ext.ID)
}
}
} else if strings.HasSuffix(strings.ToLower(entry.Name()), ".spotiflac-ext") {
ext, err := m.LoadExtensionFromFile(filepath.Join(dirPath, entry.Name()))
if err != nil {
GoLog("[Extension] Failed to load %s: %v\n", entry.Name(), err)
errors = append(errors, fmt.Errorf("%s: %w", entry.Name(), err))
} else {
loaded = append(loaded, ext.ID)
}
}
}
return loaded, errors
}
func (m *ExtensionManager) loadExtensionFromDirectory(dirPath string) (*LoadedExtension, error) {
m.mu.Lock()
defer m.mu.Unlock()
manifestPath := filepath.Join(dirPath, "manifest.json")
manifestData, err := os.ReadFile(manifestPath)
if err != nil {
return nil, fmt.Errorf("failed to read manifest.json: %w", err)
}
// Parse and validate manifest
manifest, err := ParseManifest(manifestData)
if err != nil {
return nil, fmt.Errorf("Invalid extension manifest: %w", err)
}
indexPath := filepath.Join(dirPath, "index.js")
if _, err := os.Stat(indexPath); os.IsNotExist(err) {
return nil, fmt.Errorf("Extension is missing index.js file")
}
if existing, exists := m.extensions[manifest.Name]; exists {
GoLog("[Extension] Extension '%s' already loaded, skipping\n", manifest.DisplayName)
return existing, nil
}
extDataDir := filepath.Join(m.dataDir, manifest.Name)
if err := os.MkdirAll(extDataDir, 0755); err != nil {
return nil, fmt.Errorf("failed to create extension data directory: %w", err)
}
ext := &LoadedExtension{
ID: manifest.Name,
Manifest: manifest,
Enabled: false, // Will be restored from settings store
DataDir: extDataDir,
SourceDir: dirPath,
}
// Restore enabled state from settings store
store := GetExtensionSettingsStore()
if enabledVal, err := store.Get(manifest.Name, "_enabled"); err == nil {
if enabled, ok := enabledVal.(bool); ok {
ext.Enabled = enabled
GoLog("[Extension] Restored enabled state for %s: %v\n", manifest.Name, enabled)
}
}
// Initialize Goja VM
if err := m.initializeVM(ext); err != nil {
ext.Error = err.Error()
ext.Enabled = false
GoLog("[Extension] Failed to initialize VM for %s: %v\n", manifest.Name, err)
}
m.extensions[manifest.Name] = ext
GoLog("[Extension] Loaded extension: %s v%s\n", manifest.DisplayName, manifest.Version)
return ext, nil
}
// RemoveExtension completely removes an extension (unload + delete files)
func (m *ExtensionManager) RemoveExtension(extensionID string) error {
ext, err := m.GetExtension(extensionID)
if err != nil {
return err
}
// Unload first
if err := m.UnloadExtension(extensionID); err != nil {
return err
}
// Remove source directory
if ext.SourceDir != "" {
if err := os.RemoveAll(ext.SourceDir); err != nil {
GoLog("[Extension] Warning: failed to remove source dir: %v\n", err)
}
}
// Optionally remove data directory (keep for now to preserve settings)
// if ext.DataDir != "" {
// os.RemoveAll(ext.DataDir)
// }
return nil
}
// Only allows upgrades (new version > current version), not downgrades
func (m *ExtensionManager) UpgradeExtension(filePath string) (*LoadedExtension, error) {
// Validate file extension
if !strings.HasSuffix(strings.ToLower(filePath), ".spotiflac-ext") {
return nil, fmt.Errorf("Invalid file format. Please select a .spotiflac-ext file")
}
// Open the zip file
zipReader, err := zip.OpenReader(filePath)
if err != nil {
return nil, fmt.Errorf("Cannot open extension file. The file may be corrupted or not a valid extension package")
}
defer zipReader.Close()
var manifestData []byte
var hasIndexJS bool
for _, file := range zipReader.File {
name := filepath.Base(file.Name)
if name == "manifest.json" {
rc, err := file.Open()
if err != nil {
return nil, fmt.Errorf("failed to open manifest.json: %w", err)
}
manifestData, err = io.ReadAll(rc)
rc.Close()
if err != nil {
return nil, fmt.Errorf("failed to read manifest.json: %w", err)
}
}
if name == "index.js" {
hasIndexJS = true
}
}
if manifestData == nil {
return nil, fmt.Errorf("Invalid extension package: manifest.json not found")
}
if !hasIndexJS {
return nil, fmt.Errorf("Invalid extension package: index.js not found")
}
newManifest, err := ParseManifest(manifestData)
if err != nil {
return nil, fmt.Errorf("Invalid extension manifest: %w", err)
}
m.mu.RLock()
existing, exists := m.extensions[newManifest.Name]
m.mu.RUnlock()
if !exists {
return nil, fmt.Errorf("Extension '%s' is not installed. Use install instead of upgrade.", newManifest.DisplayName)
}
// Compare versions - only allow upgrade, not downgrade
versionCompare := compareVersions(newManifest.Version, existing.Manifest.Version)
if versionCompare < 0 {
return nil, fmt.Errorf("Cannot downgrade extension. Current version: %s, New version: %s", existing.Manifest.Version, newManifest.Version)
}
if versionCompare == 0 {
return nil, fmt.Errorf("Extension is already at version %s", existing.Manifest.Version)
}
GoLog("[Extension] Upgrading %s from v%s to v%s\n", newManifest.DisplayName, existing.Manifest.Version, newManifest.Version)
// Save data directory path and enabled state (we want to preserve them)
extDataDir := existing.DataDir
extDir := existing.SourceDir
wasEnabled := existing.Enabled
// Cleanup and unload existing extension
m.CleanupExtension(existing.ID)
m.UnloadExtension(existing.ID)
// Remove old source files but keep data directory
if extDir != "" {
if err := os.RemoveAll(extDir); err != nil {
GoLog("[Extension] Warning: failed to remove old source dir: %v\n", err)
}
}
if err := os.MkdirAll(extDir, 0755); err != nil {
return nil, fmt.Errorf("failed to create extension directory: %w", err)
}
for _, file := range zipReader.File {
if file.FileInfo().IsDir() {
continue
}
relPath := filepath.Clean(file.Name)
if strings.HasPrefix(relPath, "..") || filepath.IsAbs(relPath) {
GoLog("[Extension] Skipping unsafe path in archive: %s\n", file.Name)
continue
}
destPath := filepath.Join(extDir, relPath)
destDir := filepath.Dir(destPath)
if err := os.MkdirAll(destDir, 0755); err != nil {
return nil, fmt.Errorf("failed to create directory %s: %w", destDir, err)
}
destFile, err := os.Create(destPath)
if err != nil {
return nil, fmt.Errorf("failed to create file %s: %w", destPath, err)
}
srcFile, err := file.Open()
if err != nil {
destFile.Close()
return nil, fmt.Errorf("failed to open file in archive: %w", err)
}
_, err = io.Copy(destFile, srcFile)
srcFile.Close()
destFile.Close()
if err != nil {
return nil, fmt.Errorf("failed to extract file: %w", err)
}
}
ext := &LoadedExtension{
ID: newManifest.Name,
Manifest: newManifest,
Enabled: wasEnabled, // Preserve enabled state from before upgrade
DataDir: extDataDir,
SourceDir: extDir,
}
// Initialize Goja VM
if err := m.initializeVM(ext); err != nil {
ext.Error = err.Error()
ext.Enabled = false
GoLog("[Extension] Failed to initialize VM for %s: %v\n", newManifest.Name, err)
}
m.mu.Lock()
m.extensions[newManifest.Name] = ext
m.mu.Unlock()
GoLog("[Extension] Upgraded extension: %s to v%s\n", newManifest.DisplayName, newManifest.Version)
return ext, nil
}
type ExtensionUpgradeInfo struct {
ExtensionID string `json:"extension_id"`
CurrentVersion string `json:"current_version"`
NewVersion string `json:"new_version"`
CanUpgrade bool `json:"can_upgrade"`
IsInstalled bool `json:"is_installed"`
}
// checkExtensionUpgradeInternal checks if a package file is an upgrade for an existing extension
// Internal function that returns struct
func (m *ExtensionManager) checkExtensionUpgradeInternal(filePath string) (*ExtensionUpgradeInfo, error) {
// Validate file extension
if !strings.HasSuffix(strings.ToLower(filePath), ".spotiflac-ext") {
return nil, fmt.Errorf("Invalid file format")
}
// Open the zip file
zipReader, err := zip.OpenReader(filePath)
if err != nil {
return nil, fmt.Errorf("Cannot open extension file")
}
defer zipReader.Close()
var manifestData []byte
for _, file := range zipReader.File {
name := filepath.Base(file.Name)
if name == "manifest.json" {
rc, err := file.Open()
if err != nil {
return nil, fmt.Errorf("failed to open manifest.json")
}
manifestData, err = io.ReadAll(rc)
rc.Close()
if err != nil {
return nil, fmt.Errorf("failed to read manifest.json")
}
break
}
}
if manifestData == nil {
return nil, fmt.Errorf("manifest.json not found")
}
newManifest, err := ParseManifest(manifestData)
if err != nil {
return nil, fmt.Errorf("Invalid manifest: %w", err)
}
m.mu.RLock()
existing, exists := m.extensions[newManifest.Name]
m.mu.RUnlock()
info := &ExtensionUpgradeInfo{
ExtensionID: newManifest.Name,
NewVersion: newManifest.Version,
IsInstalled: exists,
}
if !exists {
// Not installed - this is a new install, not upgrade
info.CurrentVersion = ""
info.CanUpgrade = false
} else {
info.CurrentVersion = existing.Manifest.Version
info.CanUpgrade = compareVersions(newManifest.Version, existing.Manifest.Version) > 0
}
return info, nil
}
func (m *ExtensionManager) CheckExtensionUpgradeJSON(filePath string) (string, error) {
info, err := m.checkExtensionUpgradeInternal(filePath)
if err != nil {
return "", err
}
jsonBytes, err := json.Marshal(info)
if err != nil {
return "", err
}
return string(jsonBytes), nil
}
// GetInstalledExtensionsJSON returns all extensions as JSON for Flutter
func (m *ExtensionManager) GetInstalledExtensionsJSON() (string, error) {
extensions := m.GetAllExtensions()
type ExtensionInfo struct {
ID string `json:"id"`
Name string `json:"name"`
DisplayName string `json:"display_name"`
Version string `json:"version"`
Author string `json:"author"`
Description string `json:"description"`
Homepage string `json:"homepage,omitempty"`
IconPath string `json:"icon_path,omitempty"`
Types []ExtensionType `json:"types"`
Enabled bool `json:"enabled"`
Status string `json:"status"`
Error string `json:"error_message,omitempty"`
Settings []ExtensionSetting `json:"settings,omitempty"`
QualityOptions []QualityOption `json:"quality_options,omitempty"`
Permissions []string `json:"permissions"`
HasMetadataProvider bool `json:"has_metadata_provider"`
HasDownloadProvider bool `json:"has_download_provider"`
SkipMetadataEnrichment bool `json:"skip_metadata_enrichment"`
SearchBehavior *SearchBehaviorConfig `json:"search_behavior,omitempty"`
TrackMatching *TrackMatchingConfig `json:"track_matching,omitempty"`
PostProcessing *PostProcessingConfig `json:"post_processing,omitempty"`
Capabilities map[string]interface{} `json:"capabilities,omitempty"`
}
infos := make([]ExtensionInfo, len(extensions))
for i, ext := range extensions {
permissions := []string{}
for _, domain := range ext.Manifest.Permissions.Network {
permissions = append(permissions, "network:"+domain)
}
if ext.Manifest.Permissions.Storage {
permissions = append(permissions, "storage:enabled")
}
// Determine status
status := "loaded"
if ext.Error != "" {
status = "error"
} else if !ext.Enabled {
status = "disabled"
}
iconPath := ""
if ext.Manifest.Icon != "" && ext.SourceDir != "" {
possibleIcon := filepath.Join(ext.SourceDir, ext.Manifest.Icon)
if _, err := os.Stat(possibleIcon); err == nil {
iconPath = possibleIcon
}
}
if iconPath == "" && ext.SourceDir != "" {
possibleIcon := filepath.Join(ext.SourceDir, "icon.png")
if _, err := os.Stat(possibleIcon); err == nil {
iconPath = possibleIcon
}
}
infos[i] = ExtensionInfo{
ID: ext.ID,
Name: ext.Manifest.Name,
DisplayName: ext.Manifest.DisplayName,
Version: ext.Manifest.Version,
Author: ext.Manifest.Author,
Description: ext.Manifest.Description,
Homepage: ext.Manifest.Homepage,
IconPath: iconPath,
Types: ext.Manifest.Types,
Enabled: ext.Enabled,
Status: status,
Error: ext.Error,
Settings: ext.Manifest.Settings,
QualityOptions: ext.Manifest.QualityOptions,
Permissions: permissions,
HasMetadataProvider: ext.Manifest.IsMetadataProvider(),
HasDownloadProvider: ext.Manifest.IsDownloadProvider(),
SkipMetadataEnrichment: ext.Manifest.SkipMetadataEnrichment,
SearchBehavior: ext.Manifest.SearchBehavior,
TrackMatching: ext.Manifest.TrackMatching,
PostProcessing: ext.Manifest.PostProcessing,
Capabilities: ext.Manifest.Capabilities,
}
}
jsonBytes, err := json.Marshal(infos)
if err != nil {
return "", err
}
return string(jsonBytes), nil
}
// ==================== Extension Lifecycle ====================
func (m *ExtensionManager) InitializeExtension(extensionID string, settings map[string]interface{}) error {
m.mu.Lock()
defer m.mu.Unlock()
ext, exists := m.extensions[extensionID]
if !exists {
return fmt.Errorf("Extension not found")
}
if ext.VM == nil {
return fmt.Errorf("Extension failed to load. Please reinstall the extension")
}
settingsJSON, err := json.Marshal(settings)
if err != nil {
return fmt.Errorf("Failed to save settings")
}
script := fmt.Sprintf(`
(function() {
var settings = %s;
if (typeof extension !== 'undefined' && typeof extension.initialize === 'function') {
try {
extension.initialize(settings);
return { success: true };
} catch (e) {
return { success: false, error: e.toString() };
}
}
return { success: true, message: 'no initialize function' };
})()
`, string(settingsJSON))
result, err := ext.VM.RunString(script)
if err != nil {
ext.Error = fmt.Sprintf("initialize failed: %v", err)
ext.Enabled = false
GoLog("[Extension] Initialize error for %s: %v\n", extensionID, err)
return err
}
if result != nil && !goja.IsUndefined(result) {
exported := result.Export()
if resultMap, ok := exported.(map[string]interface{}); ok {
if success, ok := resultMap["success"].(bool); ok && !success {
errMsg := "unknown error"
if e, ok := resultMap["error"].(string); ok {
errMsg = e
}
ext.Error = errMsg
ext.Enabled = false
GoLog("[Extension] Initialize failed for %s: %s\n", extensionID, errMsg)
return fmt.Errorf("initialize failed: %s", errMsg)
}
}
}
GoLog("[Extension] Initialized %s\n", extensionID)
return nil
}
func (m *ExtensionManager) CleanupExtension(extensionID string) error {
m.mu.Lock()
defer m.mu.Unlock()
ext, exists := m.extensions[extensionID]
if !exists {
return fmt.Errorf("Extension not found")
}
if ext.VM == nil {
return nil
}
script := `
(function() {
if (typeof extension !== 'undefined' && typeof extension.cleanup === 'function') {
try {
extension.cleanup();
return { success: true };
} catch (e) {
return { success: false, error: e.toString() };
}
}
return { success: true, message: 'no cleanup function' };
})()
`
result, err := ext.VM.RunString(script)
if err != nil {
GoLog("[Extension] Cleanup error for %s: %v\n", extensionID, err)
return err
}
if result != nil && !goja.IsUndefined(result) {
exported := result.Export()
if resultMap, ok := exported.(map[string]interface{}); ok {
if success, ok := resultMap["success"].(bool); ok && !success {
errMsg := "unknown error"
if e, ok := resultMap["error"].(string); ok {
errMsg = e
}
GoLog("[Extension] Cleanup failed for %s: %s\n", extensionID, errMsg)
return fmt.Errorf("cleanup failed: %s", errMsg)
}
}
}
GoLog("[Extension] Cleaned up %s\n", extensionID)
return nil
}
// UnloadAllExtensions unloads all extensions gracefully
func (m *ExtensionManager) UnloadAllExtensions() {
m.mu.Lock()
extensionIDs := make([]string, 0, len(m.extensions))
for id := range m.extensions {
extensionIDs = append(extensionIDs, id)
}
m.mu.Unlock()
for _, id := range extensionIDs {
m.CleanupExtension(id)
m.UnloadExtension(id)
}
GoLog("[Extension] All extensions unloaded\n")
}
// The function is called as extension.<actionName>() and can return a result
func (m *ExtensionManager) InvokeAction(extensionID string, actionName string) (map[string]interface{}, error) {
m.mu.Lock()
defer m.mu.Unlock()
ext, exists := m.extensions[extensionID]
if !exists {
return nil, fmt.Errorf("extension not found: %s", extensionID)
}
if ext.VM == nil {
return nil, fmt.Errorf("extension VM not initialized")
}
if !ext.Enabled {
return nil, fmt.Errorf("extension is disabled")
}
// Call the action function on the extension object
script := fmt.Sprintf(`
(function() {
if (typeof extension !== 'undefined' && typeof extension.%s === 'function') {
try {
var result = extension.%s();
if (result && typeof result.then === 'function') {
// Handle promise - return pending status
return { success: true, pending: true, message: 'Action started' };
}
return { success: true, result: result };
} catch (e) {
return { success: false, error: e.toString() };
}
}
return { success: false, error: 'Action function not found: %s' };
})()
`, actionName, actionName, actionName)
result, err := RunWithTimeoutAndRecover(ext.VM, script, DefaultJSTimeout)
if err != nil {
GoLog("[Extension] InvokeAction error for %s.%s: %v\n", extensionID, actionName, err)
return nil, fmt.Errorf("action failed: %v", err)
}
if result == nil || goja.IsUndefined(result) {
return map[string]interface{}{"success": true}, nil
}
exported := result.Export()
if resultMap, ok := exported.(map[string]interface{}); ok {
GoLog("[Extension] InvokeAction %s.%s result: %v\n", extensionID, actionName, resultMap)
return resultMap, nil
}
return map[string]interface{}{"success": true, "result": exported}, nil
}
-315
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@@ -1,315 +0,0 @@
// Package gobackend provides extension manifest parsing and validation
package gobackend
import (
"encoding/json"
"fmt"
"strings"
)
// ExtensionType represents the type of extension
type ExtensionType string
const (
ExtensionTypeMetadataProvider ExtensionType = "metadata_provider"
ExtensionTypeDownloadProvider ExtensionType = "download_provider"
)
// SettingType represents the type of a setting field
type SettingType string
const (
SettingTypeString SettingType = "string"
SettingTypeNumber SettingType = "number"
SettingTypeBool SettingType = "boolean"
SettingTypeSelect SettingType = "select"
SettingTypeButton SettingType = "button" // Action button that calls a JS function
)
// ExtensionPermissions defines what resources an extension can access
type ExtensionPermissions struct {
Network []string `json:"network"` // List of allowed domains
Storage bool `json:"storage"` // Whether extension can use storage API
File bool `json:"file"` // Whether extension can use file API
}
// ExtensionSetting defines a configurable setting for an extension
type ExtensionSetting struct {
Key string `json:"key"`
Type SettingType `json:"type"`
Label string `json:"label"`
Description string `json:"description,omitempty"`
Required bool `json:"required,omitempty"`
Secret bool `json:"secret,omitempty"`
Default interface{} `json:"default,omitempty"`
Options []string `json:"options,omitempty"` // For select type
Action string `json:"action,omitempty"` // For button type: JS function name to call (e.g., "startLogin")
}
// QualityOption represents a quality option for download providers
type QualityOption struct {
ID string `json:"id"` // Unique identifier (e.g., "mp3_320", "opus_128")
Label string `json:"label"` // Display name (e.g., "MP3 320kbps")
Description string `json:"description"` // Optional description (e.g., "Best quality MP3")
Settings []QualitySpecificSetting `json:"settings,omitempty"` // Quality-specific settings
}
// QualitySpecificSetting represents a setting that's specific to a quality option
type QualitySpecificSetting struct {
Key string `json:"key"`
Type SettingType `json:"type"`
Label string `json:"label"`
Description string `json:"description,omitempty"`
Required bool `json:"required,omitempty"`
Secret bool `json:"secret,omitempty"`
Default interface{} `json:"default,omitempty"`
Options []string `json:"options,omitempty"` // For select type
}
// SearchFilter defines a filter option for search
type SearchFilter struct {
ID string `json:"id"` // Filter identifier (e.g., "track", "album", "artist", "playlist")
Label string `json:"label,omitempty"` // Display label (e.g., "Songs", "Albums", "Artists", "Playlists")
Icon string `json:"icon,omitempty"` // Optional icon name
}
// SearchBehaviorConfig defines custom search behavior for an extension
type SearchBehaviorConfig struct {
Enabled bool `json:"enabled"` // Whether extension provides custom search
Placeholder string `json:"placeholder,omitempty"` // Placeholder text for search box
Primary bool `json:"primary,omitempty"` // If true, show as primary search tab
Icon string `json:"icon,omitempty"` // Icon for search tab
ThumbnailRatio string `json:"thumbnailRatio,omitempty"` // Thumbnail aspect ratio: "square" (1:1), "wide" (16:9), "portrait" (2:3)
ThumbnailWidth int `json:"thumbnailWidth,omitempty"` // Custom thumbnail width in pixels
ThumbnailHeight int `json:"thumbnailHeight,omitempty"` // Custom thumbnail height in pixels
Filters []SearchFilter `json:"filters,omitempty"` // Available search filters (e.g., track, album, artist, playlist)
}
// URLHandlerConfig defines custom URL handling for an extension
type URLHandlerConfig struct {
Enabled bool `json:"enabled"` // Whether extension handles URLs
Patterns []string `json:"patterns,omitempty"` // URL patterns to match (e.g., "music.youtube.com", "soundcloud.com")
}
// TrackMatchingConfig defines custom track matching behavior
type TrackMatchingConfig struct {
CustomMatching bool `json:"customMatching"` // Whether extension handles matching
Strategy string `json:"strategy,omitempty"` // "isrc", "name", "duration", "custom"
DurationTolerance int `json:"durationTolerance,omitempty"` // Tolerance in seconds for duration matching
}
// PostProcessingHook defines a post-processing hook
type PostProcessingHook struct {
ID string `json:"id"` // Unique identifier
Name string `json:"name"` // Display name
Description string `json:"description,omitempty"` // Description
DefaultEnabled bool `json:"defaultEnabled,omitempty"` // Whether enabled by default
SupportedFormats []string `json:"supportedFormats,omitempty"` // Supported file formats (e.g., ["flac", "mp3"])
}
// PostProcessingConfig defines post-processing capabilities
type PostProcessingConfig struct {
Enabled bool `json:"enabled"` // Whether extension provides post-processing
Hooks []PostProcessingHook `json:"hooks,omitempty"` // Available hooks
}
// ExtensionManifest represents the manifest.json of an extension
type ExtensionManifest struct {
Name string `json:"name"`
DisplayName string `json:"displayName"`
Version string `json:"version"`
Author string `json:"author"`
Description string `json:"description"`
Homepage string `json:"homepage,omitempty"`
Icon string `json:"icon,omitempty"` // Icon filename (e.g., "icon.png")
Types []ExtensionType `json:"type"`
Permissions ExtensionPermissions `json:"permissions"`
Settings []ExtensionSetting `json:"settings,omitempty"`
QualityOptions []QualityOption `json:"qualityOptions,omitempty"` // Custom quality options for download providers
MinAppVersion string `json:"minAppVersion,omitempty"`
SkipMetadataEnrichment bool `json:"skipMetadataEnrichment,omitempty"` // If true, don't enrich metadata from Deezer/Spotify
SkipBuiltInFallback bool `json:"skipBuiltInFallback,omitempty"` // If true, don't fallback to built-in providers (tidal/qobuz/amazon)
SearchBehavior *SearchBehaviorConfig `json:"searchBehavior,omitempty"` // Custom search behavior
URLHandler *URLHandlerConfig `json:"urlHandler,omitempty"` // Custom URL handling
TrackMatching *TrackMatchingConfig `json:"trackMatching,omitempty"` // Custom track matching
PostProcessing *PostProcessingConfig `json:"postProcessing,omitempty"` // Post-processing hooks
Capabilities map[string]interface{} `json:"capabilities,omitempty"` // Extension capabilities (homeFeed, browseCategories, etc.)
}
// ManifestValidationError represents a validation error in the manifest
type ManifestValidationError struct {
Field string
Message string
}
func (e *ManifestValidationError) Error() string {
return fmt.Sprintf("manifest validation error: %s - %s", e.Field, e.Message)
}
// ParseManifest parses and validates a manifest from JSON bytes
func ParseManifest(data []byte) (*ExtensionManifest, error) {
var manifest ExtensionManifest
if err := json.Unmarshal(data, &manifest); err != nil {
return nil, fmt.Errorf("failed to parse manifest JSON: %w", err)
}
if err := manifest.Validate(); err != nil {
return nil, err
}
return &manifest, nil
}
func (m *ExtensionManifest) Validate() error {
if strings.TrimSpace(m.Name) == "" {
return &ManifestValidationError{Field: "name", Message: "name is required"}
}
if strings.TrimSpace(m.Version) == "" {
return &ManifestValidationError{Field: "version", Message: "version is required"}
}
if strings.TrimSpace(m.Author) == "" {
return &ManifestValidationError{Field: "author", Message: "author is required"}
}
if strings.TrimSpace(m.Description) == "" {
return &ManifestValidationError{Field: "description", Message: "description is required"}
}
if len(m.Types) == 0 {
return &ManifestValidationError{Field: "type", Message: "at least one type is required"}
}
for _, t := range m.Types {
if t != ExtensionTypeMetadataProvider && t != ExtensionTypeDownloadProvider {
return &ManifestValidationError{
Field: "type",
Message: fmt.Sprintf("invalid extension type: %s (must be 'metadata_provider' or 'download_provider')", t),
}
}
}
// Validate settings if present
for i, setting := range m.Settings {
if strings.TrimSpace(setting.Key) == "" {
return &ManifestValidationError{
Field: fmt.Sprintf("settings[%d].key", i),
Message: "setting key is required",
}
}
if setting.Type == "" {
return &ManifestValidationError{
Field: fmt.Sprintf("settings[%d].type", i),
Message: "setting type is required",
}
}
// Select type requires options
if setting.Type == SettingTypeSelect && len(setting.Options) == 0 {
return &ManifestValidationError{
Field: fmt.Sprintf("settings[%d].options", i),
Message: "select type requires options",
}
}
if setting.Type == SettingTypeButton && setting.Action == "" {
return &ManifestValidationError{
Field: fmt.Sprintf("settings[%d].action", i),
Message: "button type requires action (JS function name)",
}
}
}
return nil
}
// HasType checks if the extension has a specific type
func (m *ExtensionManifest) HasType(t ExtensionType) bool {
for _, et := range m.Types {
if et == t {
return true
}
}
return false
}
// IsMetadataProvider returns true if extension provides metadata
func (m *ExtensionManifest) IsMetadataProvider() bool {
return m.HasType(ExtensionTypeMetadataProvider)
}
// IsDownloadProvider returns true if extension provides downloads
func (m *ExtensionManifest) IsDownloadProvider() bool {
return m.HasType(ExtensionTypeDownloadProvider)
}
// IsDomainAllowed checks if a domain is in the allowed network permissions
func (m *ExtensionManifest) IsDomainAllowed(domain string) bool {
domain = strings.ToLower(strings.TrimSpace(domain))
for _, allowed := range m.Permissions.Network {
allowed = strings.ToLower(strings.TrimSpace(allowed))
if allowed == domain {
return true
}
// Support wildcard subdomains (e.g., *.example.com)
if strings.HasPrefix(allowed, "*.") {
suffix := allowed[1:] // Remove the *
if strings.HasSuffix(domain, suffix) {
return true
}
}
}
return false
}
// HasCustomSearch returns true if extension provides custom search
func (m *ExtensionManifest) HasCustomSearch() bool {
return m.SearchBehavior != nil && m.SearchBehavior.Enabled
}
// HasCustomMatching returns true if extension provides custom track matching
func (m *ExtensionManifest) HasCustomMatching() bool {
return m.TrackMatching != nil && m.TrackMatching.CustomMatching
}
// HasPostProcessing returns true if extension provides post-processing
func (m *ExtensionManifest) HasPostProcessing() bool {
return m.PostProcessing != nil && m.PostProcessing.Enabled
}
// HasURLHandler returns true if extension handles custom URLs
func (m *ExtensionManifest) HasURLHandler() bool {
return m.URLHandler != nil && m.URLHandler.Enabled && len(m.URLHandler.Patterns) > 0
}
// MatchesURL checks if a URL matches any of the extension's URL patterns
func (m *ExtensionManifest) MatchesURL(urlStr string) bool {
if !m.HasURLHandler() {
return false
}
urlStr = strings.ToLower(strings.TrimSpace(urlStr))
for _, pattern := range m.URLHandler.Patterns {
pattern = strings.ToLower(strings.TrimSpace(pattern))
// Check if URL contains the pattern (host match)
if strings.Contains(urlStr, pattern) {
return true
}
}
return false
}
// GetPostProcessingHooks returns all post-processing hooks
func (m *ExtensionManifest) GetPostProcessingHooks() []PostProcessingHook {
if m.PostProcessing == nil {
return nil
}
return m.PostProcessing.Hooks
}
// ToJSON serializes the manifest to JSON
func (m *ExtensionManifest) ToJSON() ([]byte, error) {
return json.Marshal(m)
}
File diff suppressed because it is too large Load Diff
-315
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@@ -1,315 +0,0 @@
package gobackend
import (
"net/http"
"net/url"
"sync"
"time"
"github.com/dop251/goja"
)
const DefaultJSTimeout = 30 * time.Second
var (
extensionAuthState = make(map[string]*ExtensionAuthState)
extensionAuthStateMu sync.RWMutex
)
type ExtensionAuthState struct {
PendingAuthURL string
AuthCode string
AccessToken string
RefreshToken string
ExpiresAt time.Time
IsAuthenticated bool
// PKCE support
PKCEVerifier string
PKCEChallenge string
}
type PendingAuthRequest struct {
ExtensionID string
AuthURL string
CallbackURL string
}
var (
pendingAuthRequests = make(map[string]*PendingAuthRequest)
pendingAuthRequestsMu sync.RWMutex
)
// GetPendingAuthRequest returns pending auth request for an extension (called from Flutter)
func GetPendingAuthRequest(extensionID string) *PendingAuthRequest {
pendingAuthRequestsMu.RLock()
defer pendingAuthRequestsMu.RUnlock()
return pendingAuthRequests[extensionID]
}
func ClearPendingAuthRequest(extensionID string) {
pendingAuthRequestsMu.Lock()
defer pendingAuthRequestsMu.Unlock()
delete(pendingAuthRequests, extensionID)
}
func SetExtensionAuthCode(extensionID string, authCode string) {
extensionAuthStateMu.Lock()
defer extensionAuthStateMu.Unlock()
state, exists := extensionAuthState[extensionID]
if !exists {
state = &ExtensionAuthState{}
extensionAuthState[extensionID] = state
}
state.AuthCode = authCode
}
func SetExtensionTokens(extensionID string, accessToken, refreshToken string, expiresAt time.Time) {
extensionAuthStateMu.Lock()
defer extensionAuthStateMu.Unlock()
state, exists := extensionAuthState[extensionID]
if !exists {
state = &ExtensionAuthState{}
extensionAuthState[extensionID] = state
}
state.AccessToken = accessToken
state.RefreshToken = refreshToken
state.ExpiresAt = expiresAt
state.IsAuthenticated = accessToken != ""
}
type ExtensionRuntime struct {
extensionID string
manifest *ExtensionManifest
settings map[string]interface{}
httpClient *http.Client
cookieJar http.CookieJar
dataDir string
vm *goja.Runtime
}
func NewExtensionRuntime(ext *LoadedExtension) *ExtensionRuntime {
jar, _ := newSimpleCookieJar()
runtime := &ExtensionRuntime{
extensionID: ext.ID,
manifest: ext.Manifest,
settings: make(map[string]interface{}),
cookieJar: jar,
dataDir: ext.DataDir,
vm: ext.VM,
}
client := &http.Client{
Timeout: 30 * time.Second,
Jar: jar,
CheckRedirect: func(req *http.Request, via []*http.Request) error {
// Validate redirect target domain against allowed domains
domain := req.URL.Hostname()
if !ext.Manifest.IsDomainAllowed(domain) {
GoLog("[Extension:%s] Redirect blocked: domain '%s' not in allowed list\n", ext.ID, domain)
return &RedirectBlockedError{Domain: domain}
}
if isPrivateIP(domain) {
GoLog("[Extension:%s] Redirect blocked: private IP '%s'\n", ext.ID, domain)
return &RedirectBlockedError{Domain: domain, IsPrivate: true}
}
// Default redirect limit (10)
if len(via) >= 10 {
return http.ErrUseLastResponse
}
return nil
},
}
runtime.httpClient = client
return runtime
}
type RedirectBlockedError struct {
Domain string
IsPrivate bool
}
func (e *RedirectBlockedError) Error() string {
if e.IsPrivate {
return "redirect blocked: private/local network access denied"
}
return "redirect blocked: domain '" + e.Domain + "' not in allowed list"
}
// isPrivateIP checks if a hostname resolves to a private/local IP address
func isPrivateIP(host string) bool {
// Block common private network patterns
// This is a simple check - for production, consider DNS resolution
privatePatterns := []string{
"localhost",
"127.",
"10.",
"172.16.", "172.17.", "172.18.", "172.19.",
"172.20.", "172.21.", "172.22.", "172.23.",
"172.24.", "172.25.", "172.26.", "172.27.",
"172.28.", "172.29.", "172.30.", "172.31.",
"192.168.",
"169.254.",
"::1",
"fc00:",
"fe80:",
}
hostLower := host
for _, pattern := range privatePatterns {
if hostLower == pattern || len(hostLower) > len(pattern) && hostLower[:len(pattern)] == pattern {
return true
}
}
// Also block .local domains
if len(host) > 6 && host[len(host)-6:] == ".local" {
return true
}
return false
}
type simpleCookieJar struct {
cookies map[string][]*http.Cookie
mu sync.RWMutex
}
func newSimpleCookieJar() (*simpleCookieJar, error) {
return &simpleCookieJar{
cookies: make(map[string][]*http.Cookie),
}, nil
}
func (j *simpleCookieJar) SetCookies(u *url.URL, cookies []*http.Cookie) {
j.mu.Lock()
defer j.mu.Unlock()
key := u.Host
j.cookies[key] = append(j.cookies[key], cookies...)
}
func (j *simpleCookieJar) Cookies(u *url.URL) []*http.Cookie {
j.mu.RLock()
defer j.mu.RUnlock()
return j.cookies[u.Host]
}
func (r *ExtensionRuntime) SetSettings(settings map[string]interface{}) {
r.settings = settings
}
// RegisterAPIs registers all sandboxed APIs to the Goja VM
func (r *ExtensionRuntime) RegisterAPIs(vm *goja.Runtime) {
r.vm = vm
// HTTP client (sandboxed to allowed domains)
httpObj := vm.NewObject()
httpObj.Set("get", r.httpGet)
httpObj.Set("post", r.httpPost)
httpObj.Set("put", r.httpPut)
httpObj.Set("delete", r.httpDelete)
httpObj.Set("patch", r.httpPatch)
httpObj.Set("request", r.httpRequest) // Generic HTTP request (GET, POST, PUT, DELETE, etc.)
httpObj.Set("clearCookies", r.httpClearCookies)
vm.Set("http", httpObj)
storageObj := vm.NewObject()
storageObj.Set("get", r.storageGet)
storageObj.Set("set", r.storageSet)
storageObj.Set("remove", r.storageRemove)
vm.Set("storage", storageObj)
// Secure Credentials API (encrypted storage for sensitive data)
credentialsObj := vm.NewObject()
credentialsObj.Set("store", r.credentialsStore)
credentialsObj.Set("get", r.credentialsGet)
credentialsObj.Set("remove", r.credentialsRemove)
credentialsObj.Set("has", r.credentialsHas)
vm.Set("credentials", credentialsObj)
authObj := vm.NewObject()
authObj.Set("openAuthUrl", r.authOpenUrl)
authObj.Set("getAuthCode", r.authGetCode)
authObj.Set("setAuthCode", r.authSetCode)
authObj.Set("clearAuth", r.authClear)
authObj.Set("isAuthenticated", r.authIsAuthenticated)
authObj.Set("getTokens", r.authGetTokens)
// PKCE support
authObj.Set("generatePKCE", r.authGeneratePKCE)
authObj.Set("getPKCE", r.authGetPKCE)
authObj.Set("startOAuthWithPKCE", r.authStartOAuthWithPKCE)
authObj.Set("exchangeCodeWithPKCE", r.authExchangeCodeWithPKCE)
vm.Set("auth", authObj)
// File operations (sandboxed)
fileObj := vm.NewObject()
fileObj.Set("download", r.fileDownload)
fileObj.Set("exists", r.fileExists)
fileObj.Set("delete", r.fileDelete)
fileObj.Set("read", r.fileRead)
fileObj.Set("write", r.fileWrite)
fileObj.Set("copy", r.fileCopy)
fileObj.Set("move", r.fileMove)
fileObj.Set("getSize", r.fileGetSize)
vm.Set("file", fileObj)
ffmpegObj := vm.NewObject()
ffmpegObj.Set("execute", r.ffmpegExecute)
ffmpegObj.Set("getInfo", r.ffmpegGetInfo)
ffmpegObj.Set("convert", r.ffmpegConvert)
vm.Set("ffmpeg", ffmpegObj)
// Track matching API
matchingObj := vm.NewObject()
matchingObj.Set("compareStrings", r.matchingCompareStrings)
matchingObj.Set("compareDuration", r.matchingCompareDuration)
matchingObj.Set("normalizeString", r.matchingNormalizeString)
vm.Set("matching", matchingObj)
utilsObj := vm.NewObject()
utilsObj.Set("base64Encode", r.base64Encode)
utilsObj.Set("base64Decode", r.base64Decode)
utilsObj.Set("md5", r.md5Hash)
utilsObj.Set("sha256", r.sha256Hash)
utilsObj.Set("hmacSHA256", r.hmacSHA256)
utilsObj.Set("hmacSHA256Base64", r.hmacSHA256Base64)
utilsObj.Set("hmacSHA1", r.hmacSHA1)
utilsObj.Set("parseJSON", r.parseJSON)
utilsObj.Set("stringifyJSON", r.stringifyJSON)
// Crypto utilities for developers
utilsObj.Set("encrypt", r.cryptoEncrypt)
utilsObj.Set("decrypt", r.cryptoDecrypt)
utilsObj.Set("generateKey", r.cryptoGenerateKey)
utilsObj.Set("randomUserAgent", r.randomUserAgent)
vm.Set("utils", utilsObj)
// Log object (already set in extension_manager.go, but we can enhance it)
logObj := vm.NewObject()
logObj.Set("debug", r.logDebug)
logObj.Set("info", r.logInfo)
logObj.Set("warn", r.logWarn)
logObj.Set("error", r.logError)
vm.Set("log", logObj)
gobackendObj := vm.NewObject()
gobackendObj.Set("sanitizeFilename", r.sanitizeFilenameWrapper)
vm.Set("gobackend", gobackendObj)
// ==================== Browser-like Polyfills ====================
// These make porting browser/Node.js libraries easier
// Global fetch() - Promise-style HTTP API (browser-compatible)
vm.Set("fetch", r.fetchPolyfill)
vm.Set("atob", r.atobPolyfill)
vm.Set("btoa", r.btoaPolyfill)
r.registerTextEncoderDecoder(vm)
r.registerURLClass(vm)
r.registerJSONGlobal(vm)
}
-520
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@@ -1,520 +0,0 @@
// Package gobackend provides Auth API and PKCE support for extension runtime
package gobackend
import (
"crypto/rand"
"crypto/sha256"
"encoding/base64"
"encoding/json"
"fmt"
"io"
"net/http"
"net/url"
"strings"
"time"
"github.com/dop251/goja"
)
// ==================== Auth API (OAuth Support) ====================
func (r *ExtensionRuntime) authOpenUrl(call goja.FunctionCall) goja.Value {
if len(call.Arguments) < 1 {
return r.vm.ToValue(map[string]interface{}{
"success": false,
"error": "auth URL is required",
})
}
authURL := call.Arguments[0].String()
callbackURL := ""
if len(call.Arguments) > 1 && !goja.IsUndefined(call.Arguments[1]) {
callbackURL = call.Arguments[1].String()
}
pendingAuthRequestsMu.Lock()
pendingAuthRequests[r.extensionID] = &PendingAuthRequest{
ExtensionID: r.extensionID,
AuthURL: authURL,
CallbackURL: callbackURL,
}
pendingAuthRequestsMu.Unlock()
extensionAuthStateMu.Lock()
state, exists := extensionAuthState[r.extensionID]
if !exists {
state = &ExtensionAuthState{}
extensionAuthState[r.extensionID] = state
}
state.PendingAuthURL = authURL
state.AuthCode = ""
extensionAuthStateMu.Unlock()
GoLog("[Extension:%s] Auth URL requested: %s\n", r.extensionID, authURL)
return r.vm.ToValue(map[string]interface{}{
"success": true,
"message": "Auth URL will be opened by the app",
})
}
func (r *ExtensionRuntime) authGetCode(call goja.FunctionCall) goja.Value {
extensionAuthStateMu.RLock()
defer extensionAuthStateMu.RUnlock()
state, exists := extensionAuthState[r.extensionID]
if !exists || state.AuthCode == "" {
return goja.Undefined()
}
return r.vm.ToValue(state.AuthCode)
}
// authSetCode sets auth code and tokens (can be called by extension after token exchange)
func (r *ExtensionRuntime) authSetCode(call goja.FunctionCall) goja.Value {
if len(call.Arguments) < 1 {
return r.vm.ToValue(false)
}
// Can accept either just auth code or an object with tokens
arg := call.Arguments[0].Export()
extensionAuthStateMu.Lock()
defer extensionAuthStateMu.Unlock()
state, exists := extensionAuthState[r.extensionID]
if !exists {
state = &ExtensionAuthState{}
extensionAuthState[r.extensionID] = state
}
switch v := arg.(type) {
case string:
state.AuthCode = v
case map[string]interface{}:
if code, ok := v["code"].(string); ok {
state.AuthCode = code
}
if accessToken, ok := v["access_token"].(string); ok {
state.AccessToken = accessToken
state.IsAuthenticated = true
}
if refreshToken, ok := v["refresh_token"].(string); ok {
state.RefreshToken = refreshToken
}
if expiresIn, ok := v["expires_in"].(float64); ok {
state.ExpiresAt = time.Now().Add(time.Duration(expiresIn) * time.Second)
}
}
return r.vm.ToValue(true)
}
func (r *ExtensionRuntime) authClear(call goja.FunctionCall) goja.Value {
extensionAuthStateMu.Lock()
delete(extensionAuthState, r.extensionID)
extensionAuthStateMu.Unlock()
pendingAuthRequestsMu.Lock()
delete(pendingAuthRequests, r.extensionID)
pendingAuthRequestsMu.Unlock()
GoLog("[Extension:%s] Auth state cleared\n", r.extensionID)
return r.vm.ToValue(true)
}
// authIsAuthenticated checks if extension has valid auth
func (r *ExtensionRuntime) authIsAuthenticated(call goja.FunctionCall) goja.Value {
extensionAuthStateMu.RLock()
defer extensionAuthStateMu.RUnlock()
state, exists := extensionAuthState[r.extensionID]
if !exists {
return r.vm.ToValue(false)
}
if state.IsAuthenticated && !state.ExpiresAt.IsZero() && time.Now().After(state.ExpiresAt) {
return r.vm.ToValue(false)
}
return r.vm.ToValue(state.IsAuthenticated)
}
func (r *ExtensionRuntime) authGetTokens(call goja.FunctionCall) goja.Value {
extensionAuthStateMu.RLock()
defer extensionAuthStateMu.RUnlock()
state, exists := extensionAuthState[r.extensionID]
if !exists {
return r.vm.ToValue(map[string]interface{}{})
}
result := map[string]interface{}{
"access_token": state.AccessToken,
"refresh_token": state.RefreshToken,
"is_authenticated": state.IsAuthenticated,
}
if !state.ExpiresAt.IsZero() {
result["expires_at"] = state.ExpiresAt.Unix()
result["is_expired"] = time.Now().After(state.ExpiresAt)
}
return r.vm.ToValue(result)
}
// ==================== PKCE Support ====================
// generatePKCEVerifier generates a cryptographically random code verifier
// Length should be between 43-128 characters (RFC 7636)
func generatePKCEVerifier(length int) (string, error) {
if length < 43 {
length = 43
}
if length > 128 {
length = 128
}
bytes := make([]byte, length)
if _, err := rand.Read(bytes); err != nil {
return "", err
}
verifier := base64.RawURLEncoding.EncodeToString(bytes)
if len(verifier) > length {
verifier = verifier[:length]
}
return verifier, nil
}
func generatePKCEChallenge(verifier string) string {
hash := sha256.Sum256([]byte(verifier))
// Base64url encode without padding (RFC 7636)
return base64.RawURLEncoding.EncodeToString(hash[:])
}
func (r *ExtensionRuntime) authGeneratePKCE(call goja.FunctionCall) goja.Value {
// Default length is 64 characters
length := 64
if len(call.Arguments) > 0 && !goja.IsUndefined(call.Arguments[0]) {
if l, ok := call.Arguments[0].Export().(float64); ok && l >= 43 && l <= 128 {
length = int(l)
}
}
verifier, err := generatePKCEVerifier(length)
if err != nil {
GoLog("[Extension:%s] PKCE generation error: %v\n", r.extensionID, err)
return r.vm.ToValue(map[string]interface{}{
"error": err.Error(),
})
}
challenge := generatePKCEChallenge(verifier)
extensionAuthStateMu.Lock()
state, exists := extensionAuthState[r.extensionID]
if !exists {
state = &ExtensionAuthState{}
extensionAuthState[r.extensionID] = state
}
state.PKCEVerifier = verifier
state.PKCEChallenge = challenge
extensionAuthStateMu.Unlock()
GoLog("[Extension:%s] PKCE generated (verifier length: %d)\n", r.extensionID, len(verifier))
return r.vm.ToValue(map[string]interface{}{
"verifier": verifier,
"challenge": challenge,
"method": "S256",
})
}
func (r *ExtensionRuntime) authGetPKCE(call goja.FunctionCall) goja.Value {
extensionAuthStateMu.RLock()
defer extensionAuthStateMu.RUnlock()
state, exists := extensionAuthState[r.extensionID]
if !exists || state.PKCEVerifier == "" {
return r.vm.ToValue(map[string]interface{}{})
}
return r.vm.ToValue(map[string]interface{}{
"verifier": state.PKCEVerifier,
"challenge": state.PKCEChallenge,
"method": "S256",
})
}
// authStartOAuthWithPKCE is a high-level helper that generates PKCE and opens OAuth URL
// config: { authUrl, clientId, redirectUri, scope, extraParams }
// Returns: { success, authUrl, pkce: { verifier, challenge } }
func (r *ExtensionRuntime) authStartOAuthWithPKCE(call goja.FunctionCall) goja.Value {
if len(call.Arguments) < 1 {
return r.vm.ToValue(map[string]interface{}{
"success": false,
"error": "config object is required",
})
}
configObj := call.Arguments[0].Export()
config, ok := configObj.(map[string]interface{})
if !ok {
return r.vm.ToValue(map[string]interface{}{
"success": false,
"error": "config must be an object",
})
}
// Required fields
authURL, _ := config["authUrl"].(string)
clientID, _ := config["clientId"].(string)
redirectURI, _ := config["redirectUri"].(string)
if authURL == "" || clientID == "" || redirectURI == "" {
return r.vm.ToValue(map[string]interface{}{
"success": false,
"error": "authUrl, clientId, and redirectUri are required",
})
}
// Optional fields
scope, _ := config["scope"].(string)
extraParams, _ := config["extraParams"].(map[string]interface{})
// Generate PKCE
verifier, err := generatePKCEVerifier(64)
if err != nil {
return r.vm.ToValue(map[string]interface{}{
"success": false,
"error": fmt.Sprintf("failed to generate PKCE: %v", err),
})
}
challenge := generatePKCEChallenge(verifier)
// Store PKCE in auth state
extensionAuthStateMu.Lock()
state, exists := extensionAuthState[r.extensionID]
if !exists {
state = &ExtensionAuthState{}
extensionAuthState[r.extensionID] = state
}
state.PKCEVerifier = verifier
state.PKCEChallenge = challenge
state.AuthCode = "" // Clear any previous auth code
extensionAuthStateMu.Unlock()
// Build OAuth URL with PKCE parameters
parsedURL, err := url.Parse(authURL)
if err != nil {
return r.vm.ToValue(map[string]interface{}{
"success": false,
"error": fmt.Sprintf("invalid authUrl: %v", err),
})
}
query := parsedURL.Query()
query.Set("client_id", clientID)
query.Set("redirect_uri", redirectURI)
query.Set("response_type", "code")
query.Set("code_challenge", challenge)
query.Set("code_challenge_method", "S256")
if scope != "" {
query.Set("scope", scope)
}
// Add extra params
for k, v := range extraParams {
query.Set(k, fmt.Sprintf("%v", v))
}
parsedURL.RawQuery = query.Encode()
fullAuthURL := parsedURL.String()
// Store pending auth request for Flutter
pendingAuthRequestsMu.Lock()
pendingAuthRequests[r.extensionID] = &PendingAuthRequest{
ExtensionID: r.extensionID,
AuthURL: fullAuthURL,
CallbackURL: redirectURI,
}
pendingAuthRequestsMu.Unlock()
GoLog("[Extension:%s] PKCE OAuth started: %s\n", r.extensionID, fullAuthURL)
return r.vm.ToValue(map[string]interface{}{
"success": true,
"authUrl": fullAuthURL,
"pkce": map[string]interface{}{
"verifier": verifier,
"challenge": challenge,
"method": "S256",
},
})
}
// authExchangeCodeWithPKCE exchanges auth code for tokens using PKCE
// config: { tokenUrl, clientId, redirectUri, code, extraParams }
// Uses the stored PKCE verifier automatically
func (r *ExtensionRuntime) authExchangeCodeWithPKCE(call goja.FunctionCall) goja.Value {
if len(call.Arguments) < 1 {
return r.vm.ToValue(map[string]interface{}{
"success": false,
"error": "config object is required",
})
}
configObj := call.Arguments[0].Export()
config, ok := configObj.(map[string]interface{})
if !ok {
return r.vm.ToValue(map[string]interface{}{
"success": false,
"error": "config must be an object",
})
}
// Required fields
tokenURL, _ := config["tokenUrl"].(string)
clientID, _ := config["clientId"].(string)
redirectURI, _ := config["redirectUri"].(string)
code, _ := config["code"].(string)
if tokenURL == "" || clientID == "" || code == "" {
return r.vm.ToValue(map[string]interface{}{
"success": false,
"error": "tokenUrl, clientId, and code are required",
})
}
extensionAuthStateMu.RLock()
state, exists := extensionAuthState[r.extensionID]
var verifier string
if exists {
verifier = state.PKCEVerifier
}
extensionAuthStateMu.RUnlock()
if verifier == "" {
return r.vm.ToValue(map[string]interface{}{
"success": false,
"error": "no PKCE verifier found - call generatePKCE or startOAuthWithPKCE first",
})
}
if err := r.validateDomain(tokenURL); err != nil {
return r.vm.ToValue(map[string]interface{}{
"success": false,
"error": err.Error(),
})
}
formData := url.Values{}
formData.Set("grant_type", "authorization_code")
formData.Set("client_id", clientID)
formData.Set("code", code)
formData.Set("code_verifier", verifier)
if redirectURI != "" {
formData.Set("redirect_uri", redirectURI)
}
if extraParams, ok := config["extraParams"].(map[string]interface{}); ok {
for k, v := range extraParams {
formData.Set(k, fmt.Sprintf("%v", v))
}
}
req, err := http.NewRequest("POST", tokenURL, strings.NewReader(formData.Encode()))
if err != nil {
return r.vm.ToValue(map[string]interface{}{
"success": false,
"error": err.Error(),
})
}
req.Header.Set("Content-Type", "application/x-www-form-urlencoded")
req.Header.Set("User-Agent", "SpotiFLAC-Extension/1.0")
resp, err := r.httpClient.Do(req)
if err != nil {
return r.vm.ToValue(map[string]interface{}{
"success": false,
"error": err.Error(),
})
}
defer resp.Body.Close()
body, err := io.ReadAll(resp.Body)
if err != nil {
return r.vm.ToValue(map[string]interface{}{
"success": false,
"error": err.Error(),
})
}
var tokenResp map[string]interface{}
if err := json.Unmarshal(body, &tokenResp); err != nil {
return r.vm.ToValue(map[string]interface{}{
"success": false,
"error": fmt.Sprintf("failed to parse token response: %v", err),
"body": string(body),
})
}
if errMsg, ok := tokenResp["error"].(string); ok {
errDesc, _ := tokenResp["error_description"].(string)
return r.vm.ToValue(map[string]interface{}{
"success": false,
"error": errMsg,
"error_description": errDesc,
})
}
accessToken, _ := tokenResp["access_token"].(string)
refreshToken, _ := tokenResp["refresh_token"].(string)
expiresIn, _ := tokenResp["expires_in"].(float64)
if accessToken == "" {
return r.vm.ToValue(map[string]interface{}{
"success": false,
"error": "no access_token in response",
"body": string(body),
})
}
extensionAuthStateMu.Lock()
state, exists = extensionAuthState[r.extensionID]
if !exists {
state = &ExtensionAuthState{}
extensionAuthState[r.extensionID] = state
}
state.AccessToken = accessToken
state.RefreshToken = refreshToken
state.IsAuthenticated = true
if expiresIn > 0 {
state.ExpiresAt = time.Now().Add(time.Duration(expiresIn) * time.Second)
}
state.PKCEVerifier = ""
state.PKCEChallenge = ""
extensionAuthStateMu.Unlock()
GoLog("[Extension:%s] PKCE token exchange successful\n", r.extensionID)
result := map[string]interface{}{
"success": true,
"access_token": accessToken,
"refresh_token": refreshToken,
"token_type": tokenResp["token_type"],
}
if expiresIn > 0 {
result["expires_in"] = expiresIn
}
if scope, ok := tokenResp["scope"].(string); ok {
result["scope"] = scope
}
return r.vm.ToValue(result)
}
-198
View File
@@ -1,198 +0,0 @@
// Package gobackend provides FFmpeg API for extension runtime
package gobackend
import (
"fmt"
"strings"
"sync"
"time"
"github.com/dop251/goja"
)
// ==================== FFmpeg API (Post-Processing) ====================
// FFmpegCommand holds a pending FFmpeg command for Flutter to execute
type FFmpegCommand struct {
ExtensionID string
Command string
InputPath string
OutputPath string
Completed bool
Success bool
Error string
Output string
}
// Global FFmpeg command queue
var (
ffmpegCommands = make(map[string]*FFmpegCommand)
ffmpegCommandsMu sync.RWMutex
ffmpegCommandID int64
)
func GetPendingFFmpegCommand(commandID string) *FFmpegCommand {
ffmpegCommandsMu.RLock()
defer ffmpegCommandsMu.RUnlock()
return ffmpegCommands[commandID]
}
func SetFFmpegCommandResult(commandID string, success bool, output, errorMsg string) {
ffmpegCommandsMu.Lock()
defer ffmpegCommandsMu.Unlock()
if cmd, exists := ffmpegCommands[commandID]; exists {
cmd.Completed = true
cmd.Success = success
cmd.Output = output
cmd.Error = errorMsg
}
}
func ClearFFmpegCommand(commandID string) {
ffmpegCommandsMu.Lock()
defer ffmpegCommandsMu.Unlock()
delete(ffmpegCommands, commandID)
}
func (r *ExtensionRuntime) ffmpegExecute(call goja.FunctionCall) goja.Value {
if len(call.Arguments) < 1 {
return r.vm.ToValue(map[string]interface{}{
"success": false,
"error": "command is required",
})
}
command := call.Arguments[0].String()
// Generate unique command ID
ffmpegCommandsMu.Lock()
ffmpegCommandID++
cmdID := fmt.Sprintf("%s_%d", r.extensionID, ffmpegCommandID)
ffmpegCommands[cmdID] = &FFmpegCommand{
ExtensionID: r.extensionID,
Command: command,
Completed: false,
}
ffmpegCommandsMu.Unlock()
GoLog("[Extension:%s] FFmpeg command queued: %s\n", r.extensionID, cmdID)
// Wait for completion (with timeout)
timeout := 5 * time.Minute
start := time.Now()
for {
ffmpegCommandsMu.RLock()
cmd := ffmpegCommands[cmdID]
completed := cmd != nil && cmd.Completed
ffmpegCommandsMu.RUnlock()
if completed {
ffmpegCommandsMu.RLock()
result := map[string]interface{}{
"success": cmd.Success,
"output": cmd.Output,
}
if cmd.Error != "" {
result["error"] = cmd.Error
}
ffmpegCommandsMu.RUnlock()
// Cleanup
ClearFFmpegCommand(cmdID)
return r.vm.ToValue(result)
}
if time.Since(start) > timeout {
ClearFFmpegCommand(cmdID)
return r.vm.ToValue(map[string]interface{}{
"success": false,
"error": "FFmpeg command timed out",
})
}
time.Sleep(100 * time.Millisecond)
}
}
func (r *ExtensionRuntime) ffmpegGetInfo(call goja.FunctionCall) goja.Value {
if len(call.Arguments) < 1 {
return r.vm.ToValue(map[string]interface{}{
"success": false,
"error": "file path is required",
})
}
filePath := call.Arguments[0].String()
// Use Go's built-in audio quality function
quality, err := GetAudioQuality(filePath)
if err != nil {
return r.vm.ToValue(map[string]interface{}{
"success": false,
"error": err.Error(),
})
}
return r.vm.ToValue(map[string]interface{}{
"success": true,
"bit_depth": quality.BitDepth,
"sample_rate": quality.SampleRate,
"total_samples": quality.TotalSamples,
"duration": float64(quality.TotalSamples) / float64(quality.SampleRate),
})
}
func (r *ExtensionRuntime) ffmpegConvert(call goja.FunctionCall) goja.Value {
if len(call.Arguments) < 2 {
return r.vm.ToValue(map[string]interface{}{
"success": false,
"error": "input and output paths are required",
})
}
inputPath := call.Arguments[0].String()
outputPath := call.Arguments[1].String()
// Get options if provided
options := map[string]interface{}{}
if len(call.Arguments) > 2 && !goja.IsUndefined(call.Arguments[2]) && !goja.IsNull(call.Arguments[2]) {
if opts, ok := call.Arguments[2].Export().(map[string]interface{}); ok {
options = opts
}
}
// Build FFmpeg command
var cmdParts []string
cmdParts = append(cmdParts, "-i", fmt.Sprintf("%q", inputPath))
// Audio codec
if codec, ok := options["codec"].(string); ok {
cmdParts = append(cmdParts, "-c:a", codec)
}
// Bitrate
if bitrate, ok := options["bitrate"].(string); ok {
cmdParts = append(cmdParts, "-b:a", bitrate)
}
// Sample rate
if sampleRate, ok := options["sample_rate"].(float64); ok {
cmdParts = append(cmdParts, "-ar", fmt.Sprintf("%d", int(sampleRate)))
}
// Channels
if channels, ok := options["channels"].(float64); ok {
cmdParts = append(cmdParts, "-ac", fmt.Sprintf("%d", int(channels)))
}
// Overwrite output
cmdParts = append(cmdParts, "-y", fmt.Sprintf("%q", outputPath))
command := strings.Join(cmdParts, " ")
// Execute via ffmpegExecute
execCall := goja.FunctionCall{
Arguments: []goja.Value{r.vm.ToValue(command)},
}
return r.ffmpegExecute(execCall)
}
-485
View File
@@ -1,485 +0,0 @@
// Package gobackend provides File API for extension runtime
package gobackend
import (
"fmt"
"io"
"net/http"
"os"
"path/filepath"
"strings"
"sync"
"github.com/dop251/goja"
)
// ==================== File API (Sandboxed) ====================
// List of allowed directories for file operations (set by Go backend for download operations)
var (
allowedDownloadDirs []string
allowedDownloadDirsMu sync.RWMutex
)
func SetAllowedDownloadDirs(dirs []string) {
allowedDownloadDirsMu.Lock()
defer allowedDownloadDirsMu.Unlock()
allowedDownloadDirs = dirs
GoLog("[Extension] Allowed download directories set: %v\n", dirs)
}
func AddAllowedDownloadDir(dir string) {
allowedDownloadDirsMu.Lock()
defer allowedDownloadDirsMu.Unlock()
absDir, err := filepath.Abs(dir)
if err == nil {
allowedDownloadDirs = append(allowedDownloadDirs, absDir)
}
}
func isPathInAllowedDirs(absPath string) bool {
allowedDownloadDirsMu.RLock()
defer allowedDownloadDirsMu.RUnlock()
for _, allowedDir := range allowedDownloadDirs {
if strings.HasPrefix(absPath, allowedDir) {
return true
}
}
return false
}
// validatePath checks if the path is within the extension's sandbox
// Security: Absolute paths are BLOCKED unless they're in allowed download directories
// Extensions should use relative paths for their own data storage
func (r *ExtensionRuntime) validatePath(path string) (string, error) {
// Check if extension has file permission
if !r.manifest.Permissions.File {
return "", fmt.Errorf("file access denied: extension does not have 'file' permission")
}
cleanPath := filepath.Clean(path)
if filepath.IsAbs(cleanPath) {
absPath, err := filepath.Abs(cleanPath)
if err != nil {
return "", fmt.Errorf("invalid path: %w", err)
}
if isPathInAllowedDirs(absPath) {
return absPath, nil
}
return "", fmt.Errorf("file access denied: absolute paths are not allowed. Use relative paths within extension sandbox")
}
fullPath := filepath.Join(r.dataDir, cleanPath)
absPath, err := filepath.Abs(fullPath)
if err != nil {
return "", fmt.Errorf("invalid path: %w", err)
}
absDataDir, _ := filepath.Abs(r.dataDir)
if !strings.HasPrefix(absPath, absDataDir) {
return "", fmt.Errorf("file access denied: path '%s' is outside sandbox", path)
}
return absPath, nil
}
func (r *ExtensionRuntime) fileDownload(call goja.FunctionCall) goja.Value {
if len(call.Arguments) < 2 {
return r.vm.ToValue(map[string]interface{}{
"success": false,
"error": "URL and output path are required",
})
}
urlStr := call.Arguments[0].String()
outputPath := call.Arguments[1].String()
if err := r.validateDomain(urlStr); err != nil {
return r.vm.ToValue(map[string]interface{}{
"success": false,
"error": err.Error(),
})
}
fullPath, err := r.validatePath(outputPath)
if err != nil {
return r.vm.ToValue(map[string]interface{}{
"success": false,
"error": err.Error(),
})
}
var onProgress goja.Callable
var headers map[string]string
if len(call.Arguments) > 2 && !goja.IsUndefined(call.Arguments[2]) && !goja.IsNull(call.Arguments[2]) {
optionsObj := call.Arguments[2].Export()
if opts, ok := optionsObj.(map[string]interface{}); ok {
if h, ok := opts["headers"].(map[string]interface{}); ok {
headers = make(map[string]string)
for k, v := range h {
headers[k] = fmt.Sprintf("%v", v)
}
}
if progressVal, ok := opts["onProgress"]; ok {
if callable, ok := goja.AssertFunction(r.vm.ToValue(progressVal)); ok {
onProgress = callable
}
}
}
}
dir := filepath.Dir(fullPath)
if err := os.MkdirAll(dir, 0755); err != nil {
return r.vm.ToValue(map[string]interface{}{
"success": false,
"error": fmt.Sprintf("failed to create directory: %v", err),
})
}
req, err := http.NewRequest("GET", urlStr, nil)
if err != nil {
return r.vm.ToValue(map[string]interface{}{
"success": false,
"error": err.Error(),
})
}
for k, v := range headers {
req.Header.Set(k, v)
}
if req.Header.Get("User-Agent") == "" {
req.Header.Set("User-Agent", "SpotiFLAC-Extension/1.0")
}
resp, err := r.httpClient.Do(req)
if err != nil {
return r.vm.ToValue(map[string]interface{}{
"success": false,
"error": err.Error(),
})
}
defer resp.Body.Close()
if resp.StatusCode != 200 {
return r.vm.ToValue(map[string]interface{}{
"success": false,
"error": fmt.Sprintf("HTTP error: %d", resp.StatusCode),
})
}
out, err := os.Create(fullPath)
if err != nil {
return r.vm.ToValue(map[string]interface{}{
"success": false,
"error": fmt.Sprintf("failed to create file: %v", err),
})
}
defer out.Close()
contentLength := resp.ContentLength
var written int64
buf := make([]byte, 32*1024)
for {
nr, er := resp.Body.Read(buf)
if nr > 0 {
nw, ew := out.Write(buf[0:nr])
if nw < 0 || nr < nw {
nw = 0
if ew == nil {
ew = fmt.Errorf("invalid write result")
}
}
written += int64(nw)
if ew != nil {
return r.vm.ToValue(map[string]interface{}{
"success": false,
"error": fmt.Sprintf("failed to write file: %v", ew),
})
}
if nr != nw {
return r.vm.ToValue(map[string]interface{}{
"success": false,
"error": "short write",
})
}
if onProgress != nil && contentLength > 0 {
_, _ = onProgress(goja.Undefined(), r.vm.ToValue(written), r.vm.ToValue(contentLength))
}
}
if er != nil {
if er != io.EOF {
return r.vm.ToValue(map[string]interface{}{
"success": false,
"error": fmt.Sprintf("failed to read response: %v", er),
})
}
break
}
}
GoLog("[Extension:%s] Downloaded %d bytes to %s\n", r.extensionID, written, fullPath)
return r.vm.ToValue(map[string]interface{}{
"success": true,
"path": fullPath,
"size": written,
})
}
func (r *ExtensionRuntime) fileExists(call goja.FunctionCall) goja.Value {
if len(call.Arguments) < 1 {
return r.vm.ToValue(false)
}
path := call.Arguments[0].String()
fullPath, err := r.validatePath(path)
if err != nil {
return r.vm.ToValue(false)
}
_, err = os.Stat(fullPath)
return r.vm.ToValue(err == nil)
}
func (r *ExtensionRuntime) fileDelete(call goja.FunctionCall) goja.Value {
if len(call.Arguments) < 1 {
return r.vm.ToValue(map[string]interface{}{
"success": false,
"error": "path is required",
})
}
path := call.Arguments[0].String()
fullPath, err := r.validatePath(path)
if err != nil {
return r.vm.ToValue(map[string]interface{}{
"success": false,
"error": err.Error(),
})
}
if err := os.Remove(fullPath); err != nil {
return r.vm.ToValue(map[string]interface{}{
"success": false,
"error": err.Error(),
})
}
return r.vm.ToValue(map[string]interface{}{
"success": true,
})
}
func (r *ExtensionRuntime) fileRead(call goja.FunctionCall) goja.Value {
if len(call.Arguments) < 1 {
return r.vm.ToValue(map[string]interface{}{
"success": false,
"error": "path is required",
})
}
path := call.Arguments[0].String()
fullPath, err := r.validatePath(path)
if err != nil {
return r.vm.ToValue(map[string]interface{}{
"success": false,
"error": err.Error(),
})
}
data, err := os.ReadFile(fullPath)
if err != nil {
return r.vm.ToValue(map[string]interface{}{
"success": false,
"error": err.Error(),
})
}
return r.vm.ToValue(map[string]interface{}{
"success": true,
"data": string(data),
})
}
func (r *ExtensionRuntime) fileWrite(call goja.FunctionCall) goja.Value {
if len(call.Arguments) < 2 {
return r.vm.ToValue(map[string]interface{}{
"success": false,
"error": "path and data are required",
})
}
path := call.Arguments[0].String()
data := call.Arguments[1].String()
fullPath, err := r.validatePath(path)
if err != nil {
return r.vm.ToValue(map[string]interface{}{
"success": false,
"error": err.Error(),
})
}
// Create directory if needed
dir := filepath.Dir(fullPath)
if err := os.MkdirAll(dir, 0755); err != nil {
return r.vm.ToValue(map[string]interface{}{
"success": false,
"error": fmt.Sprintf("failed to create directory: %v", err),
})
}
if err := os.WriteFile(fullPath, []byte(data), 0644); err != nil {
return r.vm.ToValue(map[string]interface{}{
"success": false,
"error": err.Error(),
})
}
return r.vm.ToValue(map[string]interface{}{
"success": true,
"path": fullPath,
})
}
func (r *ExtensionRuntime) fileCopy(call goja.FunctionCall) goja.Value {
if len(call.Arguments) < 2 {
return r.vm.ToValue(map[string]interface{}{
"success": false,
"error": "source and destination paths are required",
})
}
srcPath := call.Arguments[0].String()
dstPath := call.Arguments[1].String()
fullSrc, err := r.validatePath(srcPath)
if err != nil {
return r.vm.ToValue(map[string]interface{}{
"success": false,
"error": err.Error(),
})
}
fullDst, err := r.validatePath(dstPath)
if err != nil {
return r.vm.ToValue(map[string]interface{}{
"success": false,
"error": err.Error(),
})
}
data, err := os.ReadFile(fullSrc)
if err != nil {
return r.vm.ToValue(map[string]interface{}{
"success": false,
"error": fmt.Sprintf("failed to read source: %v", err),
})
}
dir := filepath.Dir(fullDst)
if err := os.MkdirAll(dir, 0755); err != nil {
return r.vm.ToValue(map[string]interface{}{
"success": false,
"error": fmt.Sprintf("failed to create directory: %v", err),
})
}
if err := os.WriteFile(fullDst, data, 0644); err != nil {
return r.vm.ToValue(map[string]interface{}{
"success": false,
"error": fmt.Sprintf("failed to write destination: %v", err),
})
}
return r.vm.ToValue(map[string]interface{}{
"success": true,
"path": fullDst,
})
}
func (r *ExtensionRuntime) fileMove(call goja.FunctionCall) goja.Value {
if len(call.Arguments) < 2 {
return r.vm.ToValue(map[string]interface{}{
"success": false,
"error": "source and destination paths are required",
})
}
srcPath := call.Arguments[0].String()
dstPath := call.Arguments[1].String()
fullSrc, err := r.validatePath(srcPath)
if err != nil {
return r.vm.ToValue(map[string]interface{}{
"success": false,
"error": err.Error(),
})
}
fullDst, err := r.validatePath(dstPath)
if err != nil {
return r.vm.ToValue(map[string]interface{}{
"success": false,
"error": err.Error(),
})
}
dir := filepath.Dir(fullDst)
if err := os.MkdirAll(dir, 0755); err != nil {
return r.vm.ToValue(map[string]interface{}{
"success": false,
"error": fmt.Sprintf("failed to create directory: %v", err),
})
}
if err := os.Rename(fullSrc, fullDst); err != nil {
return r.vm.ToValue(map[string]interface{}{
"success": false,
"error": fmt.Sprintf("failed to move file: %v", err),
})
}
return r.vm.ToValue(map[string]interface{}{
"success": true,
"path": fullDst,
})
}
func (r *ExtensionRuntime) fileGetSize(call goja.FunctionCall) goja.Value {
if len(call.Arguments) < 1 {
return r.vm.ToValue(map[string]interface{}{
"success": false,
"error": "path is required",
})
}
path := call.Arguments[0].String()
fullPath, err := r.validatePath(path)
if err != nil {
return r.vm.ToValue(map[string]interface{}{
"success": false,
"error": err.Error(),
})
}
info, err := os.Stat(fullPath)
if err != nil {
return r.vm.ToValue(map[string]interface{}{
"success": false,
"error": err.Error(),
})
}
return r.vm.ToValue(map[string]interface{}{
"success": true,
"size": info.Size(),
})
}
-489
View File
@@ -1,489 +0,0 @@
// Package gobackend provides HTTP API for extension runtime
package gobackend
import (
"encoding/json"
"fmt"
"io"
"net/http"
"net/url"
"strings"
"github.com/dop251/goja"
)
// ==================== HTTP API (Sandboxed) ====================
// HTTPResponse represents the response from an HTTP request
type HTTPResponse struct {
StatusCode int `json:"statusCode"`
Body string `json:"body"`
Headers map[string]string `json:"headers"`
}
// validateDomain checks if the domain is allowed by the extension's permissions
func (r *ExtensionRuntime) validateDomain(urlStr string) error {
parsed, err := url.Parse(urlStr)
if err != nil {
return fmt.Errorf("invalid URL: %w", err)
}
domain := parsed.Hostname()
// Block private/local network access (SSRF protection)
if isPrivateIP(domain) {
return fmt.Errorf("network access denied: private/local network '%s' not allowed", domain)
}
if !r.manifest.IsDomainAllowed(domain) {
return fmt.Errorf("network access denied: domain '%s' not in allowed list", domain)
}
return nil
}
// httpGet performs a GET request (sandboxed)
func (r *ExtensionRuntime) httpGet(call goja.FunctionCall) goja.Value {
if len(call.Arguments) < 1 {
return r.vm.ToValue(map[string]interface{}{
"error": "URL is required",
})
}
urlStr := call.Arguments[0].String()
if err := r.validateDomain(urlStr); err != nil {
GoLog("[Extension:%s] HTTP blocked: %v\n", r.extensionID, err)
return r.vm.ToValue(map[string]interface{}{
"error": err.Error(),
})
}
headers := make(map[string]string)
if len(call.Arguments) > 1 && !goja.IsUndefined(call.Arguments[1]) && !goja.IsNull(call.Arguments[1]) {
headersObj := call.Arguments[1].Export()
if h, ok := headersObj.(map[string]interface{}); ok {
for k, v := range h {
headers[k] = fmt.Sprintf("%v", v)
}
}
}
req, err := http.NewRequest("GET", urlStr, nil)
if err != nil {
return r.vm.ToValue(map[string]interface{}{
"error": err.Error(),
})
}
// Set headers - user headers first
for k, v := range headers {
req.Header.Set(k, v)
}
// Only set default User-Agent if not provided by extension
if req.Header.Get("User-Agent") == "" {
req.Header.Set("User-Agent", "Spotiflac-Extension/1.0")
}
// Execute request
resp, err := r.httpClient.Do(req)
if err != nil {
return r.vm.ToValue(map[string]interface{}{
"error": err.Error(),
})
}
defer resp.Body.Close()
body, err := io.ReadAll(resp.Body)
if err != nil {
return r.vm.ToValue(map[string]interface{}{
"error": err.Error(),
})
}
// Extract response headers - return all values as arrays for multi-value headers (cookies, etc.)
respHeaders := make(map[string]interface{})
for k, v := range resp.Header {
if len(v) == 1 {
respHeaders[k] = v[0]
} else {
respHeaders[k] = v // Return as array if multiple values
}
}
return r.vm.ToValue(map[string]interface{}{
"statusCode": resp.StatusCode,
"status": resp.StatusCode, // Alias for convenience
"ok": resp.StatusCode >= 200 && resp.StatusCode < 300,
"body": string(body),
"headers": respHeaders,
})
}
// httpPost performs a POST request (sandboxed)
func (r *ExtensionRuntime) httpPost(call goja.FunctionCall) goja.Value {
if len(call.Arguments) < 1 {
return r.vm.ToValue(map[string]interface{}{
"error": "URL is required",
})
}
urlStr := call.Arguments[0].String()
if err := r.validateDomain(urlStr); err != nil {
GoLog("[Extension:%s] HTTP blocked: %v\n", r.extensionID, err)
return r.vm.ToValue(map[string]interface{}{
"error": err.Error(),
})
}
// Get body if provided - support both string and object
var bodyStr string
if len(call.Arguments) > 1 && !goja.IsUndefined(call.Arguments[1]) && !goja.IsNull(call.Arguments[1]) {
bodyArg := call.Arguments[1].Export()
switch v := bodyArg.(type) {
case string:
bodyStr = v
case map[string]interface{}, []interface{}:
// Auto-stringify objects and arrays to JSON
jsonBytes, err := json.Marshal(v)
if err != nil {
return r.vm.ToValue(map[string]interface{}{
"error": fmt.Sprintf("failed to stringify body: %v", err),
})
}
bodyStr = string(jsonBytes)
default:
// Fallback to string conversion
bodyStr = call.Arguments[1].String()
}
}
// Get headers if provided
headers := make(map[string]string)
if len(call.Arguments) > 2 && !goja.IsUndefined(call.Arguments[2]) && !goja.IsNull(call.Arguments[2]) {
headersObj := call.Arguments[2].Export()
if h, ok := headersObj.(map[string]interface{}); ok {
for k, v := range h {
headers[k] = fmt.Sprintf("%v", v)
}
}
}
req, err := http.NewRequest("POST", urlStr, strings.NewReader(bodyStr))
if err != nil {
return r.vm.ToValue(map[string]interface{}{
"error": err.Error(),
})
}
// Set headers - user headers first
for k, v := range headers {
req.Header.Set(k, v)
}
// Only set defaults if not provided by extension
if req.Header.Get("User-Agent") == "" {
req.Header.Set("User-Agent", "Spotiflac-Extension/1.0")
}
if req.Header.Get("Content-Type") == "" {
req.Header.Set("Content-Type", "application/json")
}
// Execute request
resp, err := r.httpClient.Do(req)
if err != nil {
return r.vm.ToValue(map[string]interface{}{
"error": err.Error(),
})
}
defer resp.Body.Close()
body, err := io.ReadAll(resp.Body)
if err != nil {
return r.vm.ToValue(map[string]interface{}{
"error": err.Error(),
})
}
// Extract response headers - return all values as arrays for multi-value headers
respHeaders := make(map[string]interface{})
for k, v := range resp.Header {
if len(v) == 1 {
respHeaders[k] = v[0]
} else {
respHeaders[k] = v // Return as array if multiple values
}
}
return r.vm.ToValue(map[string]interface{}{
"statusCode": resp.StatusCode,
"status": resp.StatusCode, // Alias for convenience
"ok": resp.StatusCode >= 200 && resp.StatusCode < 300,
"body": string(body),
"headers": respHeaders,
})
}
func (r *ExtensionRuntime) httpRequest(call goja.FunctionCall) goja.Value {
if len(call.Arguments) < 1 {
return r.vm.ToValue(map[string]interface{}{
"error": "URL is required",
})
}
urlStr := call.Arguments[0].String()
if err := r.validateDomain(urlStr); err != nil {
GoLog("[Extension:%s] HTTP blocked: %v\n", r.extensionID, err)
return r.vm.ToValue(map[string]interface{}{
"error": err.Error(),
})
}
// Default options
method := "GET"
var bodyStr string
headers := make(map[string]string)
// Parse options if provided
if len(call.Arguments) > 1 && !goja.IsUndefined(call.Arguments[1]) && !goja.IsNull(call.Arguments[1]) {
optionsObj := call.Arguments[1].Export()
if opts, ok := optionsObj.(map[string]interface{}); ok {
// Get method
if m, ok := opts["method"].(string); ok {
method = strings.ToUpper(m)
}
// Get body - support both string and object
if bodyArg, ok := opts["body"]; ok && bodyArg != nil {
switch v := bodyArg.(type) {
case string:
bodyStr = v
case map[string]interface{}, []interface{}:
// Auto-stringify objects and arrays to JSON
jsonBytes, err := json.Marshal(v)
if err != nil {
return r.vm.ToValue(map[string]interface{}{
"error": fmt.Sprintf("failed to stringify body: %v", err),
})
}
bodyStr = string(jsonBytes)
default:
bodyStr = fmt.Sprintf("%v", v)
}
}
// Get headers
if h, ok := opts["headers"].(map[string]interface{}); ok {
for k, v := range h {
headers[k] = fmt.Sprintf("%v", v)
}
}
}
}
// Create request
var reqBody io.Reader
if bodyStr != "" {
reqBody = strings.NewReader(bodyStr)
}
req, err := http.NewRequest(method, urlStr, reqBody)
if err != nil {
return r.vm.ToValue(map[string]interface{}{
"error": err.Error(),
})
}
// Set headers - user headers first
for k, v := range headers {
req.Header.Set(k, v)
}
// Only set defaults if not provided by extension
if req.Header.Get("User-Agent") == "" {
req.Header.Set("User-Agent", "Spotiflac-Extension/1.0")
}
if bodyStr != "" && req.Header.Get("Content-Type") == "" {
req.Header.Set("Content-Type", "application/json")
}
// Execute request
resp, err := r.httpClient.Do(req)
if err != nil {
return r.vm.ToValue(map[string]interface{}{
"error": err.Error(),
})
}
defer resp.Body.Close()
body, err := io.ReadAll(resp.Body)
if err != nil {
return r.vm.ToValue(map[string]interface{}{
"error": err.Error(),
})
}
// Extract response headers - return all values as arrays for multi-value headers
respHeaders := make(map[string]interface{})
for k, v := range resp.Header {
if len(v) == 1 {
respHeaders[k] = v[0]
} else {
respHeaders[k] = v // Return as array if multiple values
}
}
// Return response with helper properties
return r.vm.ToValue(map[string]interface{}{
"statusCode": resp.StatusCode,
"status": resp.StatusCode, // Alias for convenience
"ok": resp.StatusCode >= 200 && resp.StatusCode < 300,
"body": string(body),
"headers": respHeaders,
})
}
func (r *ExtensionRuntime) httpPut(call goja.FunctionCall) goja.Value {
return r.httpMethodShortcut("PUT", call)
}
// httpDelete performs a DELETE request (shortcut for http.request with method: "DELETE")
func (r *ExtensionRuntime) httpDelete(call goja.FunctionCall) goja.Value {
return r.httpMethodShortcut("DELETE", call)
}
func (r *ExtensionRuntime) httpPatch(call goja.FunctionCall) goja.Value {
return r.httpMethodShortcut("PATCH", call)
}
// httpMethodShortcut is a helper for PUT/DELETE/PATCH shortcuts
// Signature: http.put(url, body, headers) / http.delete(url, headers) / http.patch(url, body, headers)
func (r *ExtensionRuntime) httpMethodShortcut(method string, call goja.FunctionCall) goja.Value {
if len(call.Arguments) < 1 {
return r.vm.ToValue(map[string]interface{}{
"error": "URL is required",
})
}
urlStr := call.Arguments[0].String()
if err := r.validateDomain(urlStr); err != nil {
GoLog("[Extension:%s] HTTP blocked: %v\n", r.extensionID, err)
return r.vm.ToValue(map[string]interface{}{
"error": err.Error(),
})
}
var bodyStr string
headers := make(map[string]string)
// For DELETE, second arg is headers; for PUT/PATCH, second arg is body
if method == "DELETE" {
// http.delete(url, headers)
if len(call.Arguments) > 1 && !goja.IsUndefined(call.Arguments[1]) && !goja.IsNull(call.Arguments[1]) {
headersObj := call.Arguments[1].Export()
if h, ok := headersObj.(map[string]interface{}); ok {
for k, v := range h {
headers[k] = fmt.Sprintf("%v", v)
}
}
}
} else {
// http.put(url, body, headers) / http.patch(url, body, headers)
if len(call.Arguments) > 1 && !goja.IsUndefined(call.Arguments[1]) && !goja.IsNull(call.Arguments[1]) {
bodyArg := call.Arguments[1].Export()
switch v := bodyArg.(type) {
case string:
bodyStr = v
case map[string]interface{}, []interface{}:
jsonBytes, err := json.Marshal(v)
if err != nil {
return r.vm.ToValue(map[string]interface{}{
"error": fmt.Sprintf("failed to stringify body: %v", err),
})
}
bodyStr = string(jsonBytes)
default:
bodyStr = call.Arguments[1].String()
}
}
if len(call.Arguments) > 2 && !goja.IsUndefined(call.Arguments[2]) && !goja.IsNull(call.Arguments[2]) {
headersObj := call.Arguments[2].Export()
if h, ok := headersObj.(map[string]interface{}); ok {
for k, v := range h {
headers[k] = fmt.Sprintf("%v", v)
}
}
}
}
// Create request
var reqBody io.Reader
if bodyStr != "" {
reqBody = strings.NewReader(bodyStr)
}
req, err := http.NewRequest(method, urlStr, reqBody)
if err != nil {
return r.vm.ToValue(map[string]interface{}{
"error": err.Error(),
})
}
// Set headers - user headers first
for k, v := range headers {
req.Header.Set(k, v)
}
if req.Header.Get("User-Agent") == "" {
req.Header.Set("User-Agent", "Spotiflac-Extension/1.0")
}
if bodyStr != "" && req.Header.Get("Content-Type") == "" {
req.Header.Set("Content-Type", "application/json")
}
// Execute request
resp, err := r.httpClient.Do(req)
if err != nil {
return r.vm.ToValue(map[string]interface{}{
"error": err.Error(),
})
}
defer resp.Body.Close()
body, err := io.ReadAll(resp.Body)
if err != nil {
return r.vm.ToValue(map[string]interface{}{
"error": err.Error(),
})
}
// Extract response headers
respHeaders := make(map[string]interface{})
for k, v := range resp.Header {
if len(v) == 1 {
respHeaders[k] = v[0]
} else {
respHeaders[k] = v
}
}
return r.vm.ToValue(map[string]interface{}{
"statusCode": resp.StatusCode,
"status": resp.StatusCode,
"ok": resp.StatusCode >= 200 && resp.StatusCode < 300,
"body": string(body),
"headers": respHeaders,
})
}
func (r *ExtensionRuntime) httpClearCookies(call goja.FunctionCall) goja.Value {
if jar, ok := r.cookieJar.(*simpleCookieJar); ok {
jar.mu.Lock()
jar.cookies = make(map[string][]*http.Cookie)
jar.mu.Unlock()
GoLog("[Extension:%s] Cookies cleared\n", r.extensionID)
return r.vm.ToValue(true)
}
return r.vm.ToValue(false)
}
-151
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@@ -1,151 +0,0 @@
// Package gobackend provides Track Matching API for extension runtime
package gobackend
import (
"strings"
"github.com/dop251/goja"
)
// ==================== Track Matching API ====================
// matchingCompareStrings compares two strings with fuzzy matching
func (r *ExtensionRuntime) matchingCompareStrings(call goja.FunctionCall) goja.Value {
if len(call.Arguments) < 2 {
return r.vm.ToValue(0.0)
}
str1 := strings.ToLower(strings.TrimSpace(call.Arguments[0].String()))
str2 := strings.ToLower(strings.TrimSpace(call.Arguments[1].String()))
if str1 == str2 {
return r.vm.ToValue(1.0)
}
// Calculate Levenshtein distance-based similarity
similarity := calculateStringSimilarity(str1, str2)
return r.vm.ToValue(similarity)
}
// matchingCompareDuration compares two durations with tolerance
func (r *ExtensionRuntime) matchingCompareDuration(call goja.FunctionCall) goja.Value {
if len(call.Arguments) < 2 {
return r.vm.ToValue(false)
}
dur1 := int(call.Arguments[0].ToInteger())
dur2 := int(call.Arguments[1].ToInteger())
// Default tolerance: 3 seconds
tolerance := 3000 // milliseconds
if len(call.Arguments) > 2 && !goja.IsUndefined(call.Arguments[2]) {
tolerance = int(call.Arguments[2].ToInteger())
}
diff := dur1 - dur2
if diff < 0 {
diff = -diff
}
return r.vm.ToValue(diff <= tolerance)
}
// matchingNormalizeString normalizes a string for comparison
func (r *ExtensionRuntime) matchingNormalizeString(call goja.FunctionCall) goja.Value {
if len(call.Arguments) < 1 {
return r.vm.ToValue("")
}
str := call.Arguments[0].String()
normalized := normalizeStringForMatching(str)
return r.vm.ToValue(normalized)
}
// calculateStringSimilarity calculates similarity between two strings (0-1)
func calculateStringSimilarity(s1, s2 string) float64 {
if len(s1) == 0 && len(s2) == 0 {
return 1.0
}
if len(s1) == 0 || len(s2) == 0 {
return 0.0
}
// Use Levenshtein distance
distance := levenshteinDistance(s1, s2)
maxLen := len(s1)
if len(s2) > maxLen {
maxLen = len(s2)
}
return 1.0 - float64(distance)/float64(maxLen)
}
// levenshteinDistance calculates the Levenshtein distance between two strings
func levenshteinDistance(s1, s2 string) int {
if len(s1) == 0 {
return len(s2)
}
if len(s2) == 0 {
return len(s1)
}
// Create matrix
matrix := make([][]int, len(s1)+1)
for i := range matrix {
matrix[i] = make([]int, len(s2)+1)
matrix[i][0] = i
}
for j := range matrix[0] {
matrix[0][j] = j
}
// Fill matrix
for i := 1; i <= len(s1); i++ {
for j := 1; j <= len(s2); j++ {
cost := 1
if s1[i-1] == s2[j-1] {
cost = 0
}
matrix[i][j] = min(
matrix[i-1][j]+1, // deletion
matrix[i][j-1]+1, // insertion
matrix[i-1][j-1]+cost, // substitution
)
}
}
return matrix[len(s1)][len(s2)]
}
// normalizeStringForMatching normalizes a string for comparison
func normalizeStringForMatching(s string) string {
// Convert to lowercase
s = strings.ToLower(s)
// Remove common suffixes/prefixes
suffixes := []string{
" (remastered)", " (remaster)", " - remastered", " - remaster",
" (deluxe)", " (deluxe edition)", " - deluxe", " - deluxe edition",
" (explicit)", " (clean)", " [explicit]", " [clean]",
" (album version)", " (single version)", " (radio edit)",
" (feat.", " (ft.", " feat.", " ft.",
}
for _, suffix := range suffixes {
if idx := strings.Index(s, suffix); idx != -1 {
s = s[:idx]
}
}
// Remove special characters
var result strings.Builder
for _, r := range s {
if (r >= 'a' && r <= 'z') || (r >= '0' && r <= '9') || r == ' ' {
result.WriteRune(r)
}
}
// Collapse multiple spaces
s = strings.Join(strings.Fields(result.String()), " ")
return strings.TrimSpace(s)
}
-488
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@@ -1,488 +0,0 @@
// Package gobackend provides Browser-like Polyfills for extension runtime
package gobackend
import (
"encoding/base64"
"encoding/json"
"fmt"
"io"
"net/http"
"net/url"
"strings"
"github.com/dop251/goja"
)
// ==================== Browser-like Polyfills ====================
// These polyfills make porting browser/Node.js libraries easier
// without compromising sandbox security
// fetchPolyfill implements browser-compatible fetch() API
// Returns a Promise-like object with json(), text() methods
func (r *ExtensionRuntime) fetchPolyfill(call goja.FunctionCall) goja.Value {
if len(call.Arguments) < 1 {
return r.createFetchError("URL is required")
}
urlStr := call.Arguments[0].String()
// Validate domain
if err := r.validateDomain(urlStr); err != nil {
GoLog("[Extension:%s] fetch blocked: %v\n", r.extensionID, err)
return r.createFetchError(err.Error())
}
// Parse options
method := "GET"
var bodyStr string
headers := make(map[string]string)
if len(call.Arguments) > 1 && !goja.IsUndefined(call.Arguments[1]) && !goja.IsNull(call.Arguments[1]) {
optionsObj := call.Arguments[1].Export()
if opts, ok := optionsObj.(map[string]interface{}); ok {
// Method
if m, ok := opts["method"].(string); ok {
method = strings.ToUpper(m)
}
// Body - support string, object (auto-stringify), or nil
if bodyArg, ok := opts["body"]; ok && bodyArg != nil {
switch v := bodyArg.(type) {
case string:
bodyStr = v
case map[string]interface{}, []interface{}:
jsonBytes, err := json.Marshal(v)
if err != nil {
return r.createFetchError(fmt.Sprintf("failed to stringify body: %v", err))
}
bodyStr = string(jsonBytes)
default:
bodyStr = fmt.Sprintf("%v", v)
}
}
// Headers
if h, ok := opts["headers"]; ok && h != nil {
switch hv := h.(type) {
case map[string]interface{}:
for k, v := range hv {
headers[k] = fmt.Sprintf("%v", v)
}
}
}
}
}
// Create HTTP request
var reqBody io.Reader
if bodyStr != "" {
reqBody = strings.NewReader(bodyStr)
}
req, err := http.NewRequest(method, urlStr, reqBody)
if err != nil {
return r.createFetchError(err.Error())
}
// Set headers - user headers first
for k, v := range headers {
req.Header.Set(k, v)
}
// Set defaults if not provided
if req.Header.Get("User-Agent") == "" {
req.Header.Set("User-Agent", "SpotiFLAC-Extension/1.0")
}
if bodyStr != "" && req.Header.Get("Content-Type") == "" {
req.Header.Set("Content-Type", "application/json")
}
// Execute request
resp, err := r.httpClient.Do(req)
if err != nil {
return r.createFetchError(err.Error())
}
defer resp.Body.Close()
// Read body
body, err := io.ReadAll(resp.Body)
if err != nil {
return r.createFetchError(err.Error())
}
// Extract response headers
respHeaders := make(map[string]interface{})
for k, v := range resp.Header {
if len(v) == 1 {
respHeaders[k] = v[0]
} else {
respHeaders[k] = v
}
}
// Create Response object (browser-compatible)
responseObj := r.vm.NewObject()
responseObj.Set("ok", resp.StatusCode >= 200 && resp.StatusCode < 300)
responseObj.Set("status", resp.StatusCode)
responseObj.Set("statusText", http.StatusText(resp.StatusCode))
responseObj.Set("headers", respHeaders)
responseObj.Set("url", urlStr)
// Store body for methods
bodyString := string(body)
// text() method - returns body as string
responseObj.Set("text", func(call goja.FunctionCall) goja.Value {
return r.vm.ToValue(bodyString)
})
// json() method - parses body as JSON
responseObj.Set("json", func(call goja.FunctionCall) goja.Value {
var result interface{}
if err := json.Unmarshal(body, &result); err != nil {
GoLog("[Extension:%s] fetch json() parse error: %v\n", r.extensionID, err)
return goja.Undefined()
}
return r.vm.ToValue(result)
})
// arrayBuffer() method - returns body as array (simplified)
responseObj.Set("arrayBuffer", func(call goja.FunctionCall) goja.Value {
// Return as array of bytes
byteArray := make([]interface{}, len(body))
for i, b := range body {
byteArray[i] = int(b)
}
return r.vm.ToValue(byteArray)
})
return responseObj
}
// createFetchError creates a fetch error response
func (r *ExtensionRuntime) createFetchError(message string) goja.Value {
errorObj := r.vm.NewObject()
errorObj.Set("ok", false)
errorObj.Set("status", 0)
errorObj.Set("statusText", "Network Error")
errorObj.Set("error", message)
errorObj.Set("text", func(call goja.FunctionCall) goja.Value {
return r.vm.ToValue("")
})
errorObj.Set("json", func(call goja.FunctionCall) goja.Value {
return goja.Undefined()
})
return errorObj
}
// atobPolyfill implements browser atob() - decode base64 to string
func (r *ExtensionRuntime) atobPolyfill(call goja.FunctionCall) goja.Value {
if len(call.Arguments) < 1 {
return r.vm.ToValue("")
}
input := call.Arguments[0].String()
decoded, err := base64.StdEncoding.DecodeString(input)
if err != nil {
// Try URL-safe base64
decoded, err = base64.URLEncoding.DecodeString(input)
if err != nil {
GoLog("[Extension:%s] atob decode error: %v\n", r.extensionID, err)
return r.vm.ToValue("")
}
}
return r.vm.ToValue(string(decoded))
}
// btoaPolyfill implements browser btoa() - encode string to base64
func (r *ExtensionRuntime) btoaPolyfill(call goja.FunctionCall) goja.Value {
if len(call.Arguments) < 1 {
return r.vm.ToValue("")
}
input := call.Arguments[0].String()
return r.vm.ToValue(base64.StdEncoding.EncodeToString([]byte(input)))
}
// registerTextEncoderDecoder registers TextEncoder and TextDecoder classes
func (r *ExtensionRuntime) registerTextEncoderDecoder(vm *goja.Runtime) {
// TextEncoder constructor
vm.Set("TextEncoder", func(call goja.ConstructorCall) *goja.Object {
encoder := call.This
encoder.Set("encoding", "utf-8")
// encode() method - string to Uint8Array
encoder.Set("encode", func(call goja.FunctionCall) goja.Value {
if len(call.Arguments) < 1 {
return vm.ToValue([]byte{})
}
input := call.Arguments[0].String()
bytes := []byte(input)
// Return as array (Uint8Array-like)
result := make([]interface{}, len(bytes))
for i, b := range bytes {
result[i] = int(b)
}
return vm.ToValue(result)
})
// encodeInto() method
encoder.Set("encodeInto", func(call goja.FunctionCall) goja.Value {
// Simplified implementation
if len(call.Arguments) < 2 {
return vm.ToValue(map[string]interface{}{"read": 0, "written": 0})
}
input := call.Arguments[0].String()
return vm.ToValue(map[string]interface{}{
"read": len(input),
"written": len([]byte(input)),
})
})
return nil
})
// TextDecoder constructor
vm.Set("TextDecoder", func(call goja.ConstructorCall) *goja.Object {
decoder := call.This
// Get encoding from arguments (default: utf-8)
encoding := "utf-8"
if len(call.Arguments) > 0 && !goja.IsUndefined(call.Arguments[0]) {
encoding = call.Arguments[0].String()
}
decoder.Set("encoding", encoding)
decoder.Set("fatal", false)
decoder.Set("ignoreBOM", false)
// decode() method - Uint8Array to string
decoder.Set("decode", func(call goja.FunctionCall) goja.Value {
if len(call.Arguments) < 1 {
return vm.ToValue("")
}
// Handle different input types
input := call.Arguments[0].Export()
var bytes []byte
switch v := input.(type) {
case []byte:
bytes = v
case []interface{}:
bytes = make([]byte, len(v))
for i, val := range v {
switch n := val.(type) {
case int64:
bytes[i] = byte(n)
case float64:
bytes[i] = byte(n)
case int:
bytes[i] = byte(n)
}
}
case string:
// Already a string, just return it
return vm.ToValue(v)
default:
return vm.ToValue("")
}
return vm.ToValue(string(bytes))
})
return nil
})
}
// registerURLClass registers the URL class for URL parsing
func (r *ExtensionRuntime) registerURLClass(vm *goja.Runtime) {
vm.Set("URL", func(call goja.ConstructorCall) *goja.Object {
urlObj := call.This
if len(call.Arguments) < 1 {
urlObj.Set("href", "")
return nil
}
urlStr := call.Arguments[0].String()
// Handle relative URLs with base
if len(call.Arguments) > 1 && !goja.IsUndefined(call.Arguments[1]) {
baseStr := call.Arguments[1].String()
baseURL, err := url.Parse(baseStr)
if err == nil {
relURL, err := url.Parse(urlStr)
if err == nil {
urlStr = baseURL.ResolveReference(relURL).String()
}
}
}
parsed, err := url.Parse(urlStr)
if err != nil {
urlObj.Set("href", urlStr)
return nil
}
// Set URL properties
urlObj.Set("href", parsed.String())
urlObj.Set("protocol", parsed.Scheme+":")
urlObj.Set("host", parsed.Host)
urlObj.Set("hostname", parsed.Hostname())
urlObj.Set("port", parsed.Port())
urlObj.Set("pathname", parsed.Path)
urlObj.Set("search", "")
if parsed.RawQuery != "" {
urlObj.Set("search", "?"+parsed.RawQuery)
}
urlObj.Set("hash", "")
if parsed.Fragment != "" {
urlObj.Set("hash", "#"+parsed.Fragment)
}
urlObj.Set("origin", parsed.Scheme+"://"+parsed.Host)
urlObj.Set("username", parsed.User.Username())
password, _ := parsed.User.Password()
urlObj.Set("password", password)
// searchParams object
searchParams := vm.NewObject()
queryValues := parsed.Query()
searchParams.Set("get", func(call goja.FunctionCall) goja.Value {
if len(call.Arguments) < 1 {
return goja.Null()
}
key := call.Arguments[0].String()
if val := queryValues.Get(key); val != "" {
return vm.ToValue(val)
}
return goja.Null()
})
searchParams.Set("getAll", func(call goja.FunctionCall) goja.Value {
if len(call.Arguments) < 1 {
return vm.ToValue([]string{})
}
key := call.Arguments[0].String()
return vm.ToValue(queryValues[key])
})
searchParams.Set("has", func(call goja.FunctionCall) goja.Value {
if len(call.Arguments) < 1 {
return vm.ToValue(false)
}
key := call.Arguments[0].String()
return vm.ToValue(queryValues.Has(key))
})
searchParams.Set("toString", func(call goja.FunctionCall) goja.Value {
return vm.ToValue(queryValues.Encode())
})
urlObj.Set("searchParams", searchParams)
// toString method
urlObj.Set("toString", func(call goja.FunctionCall) goja.Value {
return vm.ToValue(parsed.String())
})
// toJSON method
urlObj.Set("toJSON", func(call goja.FunctionCall) goja.Value {
return vm.ToValue(parsed.String())
})
return nil
})
// URLSearchParams constructor
vm.Set("URLSearchParams", func(call goja.ConstructorCall) *goja.Object {
paramsObj := call.This
values := url.Values{}
// Parse initial value if provided
if len(call.Arguments) > 0 && !goja.IsUndefined(call.Arguments[0]) {
init := call.Arguments[0].Export()
switch v := init.(type) {
case string:
// Parse query string
parsed, _ := url.ParseQuery(strings.TrimPrefix(v, "?"))
values = parsed
case map[string]interface{}:
for k, val := range v {
values.Set(k, fmt.Sprintf("%v", val))
}
}
}
paramsObj.Set("append", func(call goja.FunctionCall) goja.Value {
if len(call.Arguments) >= 2 {
values.Add(call.Arguments[0].String(), call.Arguments[1].String())
}
return goja.Undefined()
})
paramsObj.Set("delete", func(call goja.FunctionCall) goja.Value {
if len(call.Arguments) >= 1 {
values.Del(call.Arguments[0].String())
}
return goja.Undefined()
})
paramsObj.Set("get", func(call goja.FunctionCall) goja.Value {
if len(call.Arguments) < 1 {
return goja.Null()
}
if val := values.Get(call.Arguments[0].String()); val != "" {
return vm.ToValue(val)
}
return goja.Null()
})
paramsObj.Set("getAll", func(call goja.FunctionCall) goja.Value {
if len(call.Arguments) < 1 {
return vm.ToValue([]string{})
}
return vm.ToValue(values[call.Arguments[0].String()])
})
paramsObj.Set("has", func(call goja.FunctionCall) goja.Value {
if len(call.Arguments) < 1 {
return vm.ToValue(false)
}
return vm.ToValue(values.Has(call.Arguments[0].String()))
})
paramsObj.Set("set", func(call goja.FunctionCall) goja.Value {
if len(call.Arguments) >= 2 {
values.Set(call.Arguments[0].String(), call.Arguments[1].String())
}
return goja.Undefined()
})
paramsObj.Set("toString", func(call goja.FunctionCall) goja.Value {
return vm.ToValue(values.Encode())
})
return nil
})
}
// registerJSONGlobal ensures JSON global is properly set up
func (r *ExtensionRuntime) registerJSONGlobal(vm *goja.Runtime) {
// JSON is already built-in to Goja, but we can enhance it
// This ensures JSON.parse and JSON.stringify work as expected
// The built-in JSON object should already work, but let's verify
// and add any missing functionality if needed
jsonScript := `
if (typeof JSON === 'undefined') {
var JSON = {
parse: function(text) {
return utils.parseJSON(text);
},
stringify: function(value, replacer, space) {
return utils.stringifyJSON(value);
}
};
}
`
_, _ = vm.RunString(jsonScript)
}
-377
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@@ -1,377 +0,0 @@
// Package gobackend provides Storage and Credentials API for extension runtime
package gobackend
import (
"crypto/aes"
"crypto/cipher"
"crypto/rand"
"crypto/sha256"
"encoding/json"
"fmt"
"io"
"os"
"path/filepath"
"github.com/dop251/goja"
)
// ==================== Storage API ====================
// getStoragePath returns the path to the extension's storage file
func (r *ExtensionRuntime) getStoragePath() string {
return filepath.Join(r.dataDir, "storage.json")
}
// loadStorage loads the storage data from disk
func (r *ExtensionRuntime) loadStorage() (map[string]interface{}, error) {
storagePath := r.getStoragePath()
data, err := os.ReadFile(storagePath)
if err != nil {
if os.IsNotExist(err) {
return make(map[string]interface{}), nil
}
return nil, err
}
var storage map[string]interface{}
if err := json.Unmarshal(data, &storage); err != nil {
return nil, err
}
return storage, nil
}
// saveStorage saves the storage data to disk
func (r *ExtensionRuntime) saveStorage(storage map[string]interface{}) error {
storagePath := r.getStoragePath()
data, err := json.MarshalIndent(storage, "", " ")
if err != nil {
return err
}
return os.WriteFile(storagePath, data, 0644)
}
// storageGet retrieves a value from storage
func (r *ExtensionRuntime) storageGet(call goja.FunctionCall) goja.Value {
if len(call.Arguments) < 1 {
return goja.Undefined()
}
key := call.Arguments[0].String()
storage, err := r.loadStorage()
if err != nil {
GoLog("[Extension:%s] Storage load error: %v\n", r.extensionID, err)
return goja.Undefined()
}
value, exists := storage[key]
if !exists {
// Return default value if provided
if len(call.Arguments) > 1 {
return call.Arguments[1]
}
return goja.Undefined()
}
return r.vm.ToValue(value)
}
// storageSet stores a value in storage
func (r *ExtensionRuntime) storageSet(call goja.FunctionCall) goja.Value {
if len(call.Arguments) < 2 {
return r.vm.ToValue(false)
}
key := call.Arguments[0].String()
value := call.Arguments[1].Export()
storage, err := r.loadStorage()
if err != nil {
GoLog("[Extension:%s] Storage load error: %v\n", r.extensionID, err)
return r.vm.ToValue(false)
}
storage[key] = value
if err := r.saveStorage(storage); err != nil {
GoLog("[Extension:%s] Storage save error: %v\n", r.extensionID, err)
return r.vm.ToValue(false)
}
return r.vm.ToValue(true)
}
// storageRemove removes a value from storage
func (r *ExtensionRuntime) storageRemove(call goja.FunctionCall) goja.Value {
if len(call.Arguments) < 1 {
return r.vm.ToValue(false)
}
key := call.Arguments[0].String()
storage, err := r.loadStorage()
if err != nil {
GoLog("[Extension:%s] Storage load error: %v\n", r.extensionID, err)
return r.vm.ToValue(false)
}
delete(storage, key)
if err := r.saveStorage(storage); err != nil {
GoLog("[Extension:%s] Storage save error: %v\n", r.extensionID, err)
return r.vm.ToValue(false)
}
return r.vm.ToValue(true)
}
// ==================== Credentials API (Encrypted Storage) ====================
// getCredentialsPath returns the path to the extension's encrypted credentials file
func (r *ExtensionRuntime) getCredentialsPath() string {
return filepath.Join(r.dataDir, ".credentials.enc")
}
// getSaltPath returns the path to the extension's encryption salt file
func (r *ExtensionRuntime) getSaltPath() string {
return filepath.Join(r.dataDir, ".cred_salt")
}
// getOrCreateSalt gets existing salt or creates a new random one
func (r *ExtensionRuntime) getOrCreateSalt() ([]byte, error) {
saltPath := r.getSaltPath()
salt, err := os.ReadFile(saltPath)
if err == nil && len(salt) == 32 {
return salt, nil
}
salt = make([]byte, 32)
if _, err := io.ReadFull(rand.Reader, salt); err != nil {
return nil, fmt.Errorf("failed to generate salt: %w", err)
}
if err := os.WriteFile(saltPath, salt, 0600); err != nil {
return nil, fmt.Errorf("failed to save salt: %w", err)
}
return salt, nil
}
// getEncryptionKey derives an encryption key from extension ID + random salt
func (r *ExtensionRuntime) getEncryptionKey() ([]byte, error) {
// Get or create per-installation random salt
salt, err := r.getOrCreateSalt()
if err != nil {
return nil, err
}
// Combine extension ID + random salt for key derivation
// This makes each installation unique, preventing mass decryption attacks
combined := append([]byte(r.extensionID), salt...)
hash := sha256.Sum256(combined)
return hash[:], nil
}
// loadCredentials loads and decrypts credentials from disk
func (r *ExtensionRuntime) loadCredentials() (map[string]interface{}, error) {
credPath := r.getCredentialsPath()
data, err := os.ReadFile(credPath)
if err != nil {
if os.IsNotExist(err) {
return make(map[string]interface{}), nil
}
return nil, err
}
// Decrypt the data
key, err := r.getEncryptionKey()
if err != nil {
return nil, fmt.Errorf("failed to get encryption key: %w", err)
}
decrypted, err := decryptAES(data, key)
if err != nil {
return nil, fmt.Errorf("failed to decrypt credentials: %w", err)
}
var creds map[string]interface{}
if err := json.Unmarshal(decrypted, &creds); err != nil {
return nil, err
}
return creds, nil
}
// saveCredentials encrypts and saves credentials to disk
func (r *ExtensionRuntime) saveCredentials(creds map[string]interface{}) error {
data, err := json.Marshal(creds)
if err != nil {
return err
}
key, err := r.getEncryptionKey()
if err != nil {
return fmt.Errorf("failed to get encryption key: %w", err)
}
encrypted, err := encryptAES(data, key)
if err != nil {
return fmt.Errorf("failed to encrypt credentials: %w", err)
}
credPath := r.getCredentialsPath()
return os.WriteFile(credPath, encrypted, 0600) // Restrictive permissions
}
// credentialsStore stores an encrypted credential
func (r *ExtensionRuntime) credentialsStore(call goja.FunctionCall) goja.Value {
if len(call.Arguments) < 2 {
return r.vm.ToValue(map[string]interface{}{
"success": false,
"error": "key and value are required",
})
}
key := call.Arguments[0].String()
value := call.Arguments[1].Export()
creds, err := r.loadCredentials()
if err != nil {
GoLog("[Extension:%s] Credentials load error: %v\n", r.extensionID, err)
return r.vm.ToValue(map[string]interface{}{
"success": false,
"error": err.Error(),
})
}
creds[key] = value
if err := r.saveCredentials(creds); err != nil {
GoLog("[Extension:%s] Credentials save error: %v\n", r.extensionID, err)
return r.vm.ToValue(map[string]interface{}{
"success": false,
"error": err.Error(),
})
}
return r.vm.ToValue(map[string]interface{}{
"success": true,
})
}
// credentialsGet retrieves a decrypted credential
func (r *ExtensionRuntime) credentialsGet(call goja.FunctionCall) goja.Value {
if len(call.Arguments) < 1 {
return goja.Undefined()
}
key := call.Arguments[0].String()
creds, err := r.loadCredentials()
if err != nil {
GoLog("[Extension:%s] Credentials load error: %v\n", r.extensionID, err)
return goja.Undefined()
}
value, exists := creds[key]
if !exists {
// Return default value if provided
if len(call.Arguments) > 1 {
return call.Arguments[1]
}
return goja.Undefined()
}
return r.vm.ToValue(value)
}
// credentialsRemove removes a credential
func (r *ExtensionRuntime) credentialsRemove(call goja.FunctionCall) goja.Value {
if len(call.Arguments) < 1 {
return r.vm.ToValue(false)
}
key := call.Arguments[0].String()
creds, err := r.loadCredentials()
if err != nil {
GoLog("[Extension:%s] Credentials load error: %v\n", r.extensionID, err)
return r.vm.ToValue(false)
}
delete(creds, key)
if err := r.saveCredentials(creds); err != nil {
GoLog("[Extension:%s] Credentials save error: %v\n", r.extensionID, err)
return r.vm.ToValue(false)
}
return r.vm.ToValue(true)
}
// credentialsHas checks if a credential exists
func (r *ExtensionRuntime) credentialsHas(call goja.FunctionCall) goja.Value {
if len(call.Arguments) < 1 {
return r.vm.ToValue(false)
}
key := call.Arguments[0].String()
creds, err := r.loadCredentials()
if err != nil {
return r.vm.ToValue(false)
}
_, exists := creds[key]
return r.vm.ToValue(exists)
}
// ==================== Crypto Utilities ====================
// encryptAES encrypts data using AES-GCM
func encryptAES(plaintext []byte, key []byte) ([]byte, error) {
block, err := aes.NewCipher(key)
if err != nil {
return nil, err
}
gcm, err := cipher.NewGCM(block)
if err != nil {
return nil, err
}
nonce := make([]byte, gcm.NonceSize())
if _, err := io.ReadFull(rand.Reader, nonce); err != nil {
return nil, err
}
ciphertext := gcm.Seal(nonce, nonce, plaintext, nil)
return ciphertext, nil
}
// decryptAES decrypts data using AES-GCM
func decryptAES(ciphertext []byte, key []byte) ([]byte, error) {
block, err := aes.NewCipher(key)
if err != nil {
return nil, err
}
gcm, err := cipher.NewGCM(block)
if err != nil {
return nil, err
}
nonceSize := gcm.NonceSize()
if len(ciphertext) < nonceSize {
return nil, fmt.Errorf("ciphertext too short")
}
nonce, ciphertext := ciphertext[:nonceSize], ciphertext[nonceSize:]
plaintext, err := gcm.Open(nil, nonce, ciphertext, nil)
if err != nil {
return nil, err
}
return plaintext, nil
}
-395
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@@ -1,395 +0,0 @@
// Package gobackend provides Utility functions for extension runtime
package gobackend
import (
"crypto/hmac"
"crypto/md5"
"crypto/rand"
"crypto/sha1"
"crypto/sha256"
"encoding/base64"
"encoding/hex"
"encoding/json"
"fmt"
"strings"
"time"
"github.com/dop251/goja"
)
// ==================== Utility Functions ====================
// base64Encode encodes a string to base64
func (r *ExtensionRuntime) base64Encode(call goja.FunctionCall) goja.Value {
if len(call.Arguments) < 1 {
return r.vm.ToValue("")
}
input := call.Arguments[0].String()
return r.vm.ToValue(base64.StdEncoding.EncodeToString([]byte(input)))
}
// base64Decode decodes a base64 string
func (r *ExtensionRuntime) base64Decode(call goja.FunctionCall) goja.Value {
if len(call.Arguments) < 1 {
return r.vm.ToValue("")
}
input := call.Arguments[0].String()
decoded, err := base64.StdEncoding.DecodeString(input)
if err != nil {
return r.vm.ToValue("")
}
return r.vm.ToValue(string(decoded))
}
// md5Hash computes MD5 hash of a string
func (r *ExtensionRuntime) md5Hash(call goja.FunctionCall) goja.Value {
if len(call.Arguments) < 1 {
return r.vm.ToValue("")
}
input := call.Arguments[0].String()
hash := md5.Sum([]byte(input))
return r.vm.ToValue(hex.EncodeToString(hash[:]))
}
// sha256Hash computes SHA256 hash of a string
func (r *ExtensionRuntime) sha256Hash(call goja.FunctionCall) goja.Value {
if len(call.Arguments) < 1 {
return r.vm.ToValue("")
}
input := call.Arguments[0].String()
hash := sha256.Sum256([]byte(input))
return r.vm.ToValue(hex.EncodeToString(hash[:]))
}
// hmacSHA256 computes HMAC-SHA256 of a message with a key
func (r *ExtensionRuntime) hmacSHA256(call goja.FunctionCall) goja.Value {
if len(call.Arguments) < 2 {
return r.vm.ToValue("")
}
message := call.Arguments[0].String()
key := call.Arguments[1].String()
mac := hmac.New(sha256.New, []byte(key))
mac.Write([]byte(message))
return r.vm.ToValue(hex.EncodeToString(mac.Sum(nil)))
}
// hmacSHA256Base64 computes HMAC-SHA256 and returns base64 encoded result
func (r *ExtensionRuntime) hmacSHA256Base64(call goja.FunctionCall) goja.Value {
if len(call.Arguments) < 2 {
return r.vm.ToValue("")
}
message := call.Arguments[0].String()
key := call.Arguments[1].String()
mac := hmac.New(sha256.New, []byte(key))
mac.Write([]byte(message))
return r.vm.ToValue(base64.StdEncoding.EncodeToString(mac.Sum(nil)))
}
// hmacSHA1 computes HMAC-SHA1 of a message with a key (for TOTP)
// Arguments: message (string or array of bytes), key (string or array of bytes)
// Returns: array of bytes (for TOTP dynamic truncation)
func (r *ExtensionRuntime) hmacSHA1(call goja.FunctionCall) goja.Value {
if len(call.Arguments) < 2 {
return r.vm.ToValue([]byte{})
}
var keyBytes []byte
keyArg := call.Arguments[0].Export()
switch k := keyArg.(type) {
case string:
keyBytes = []byte(k)
case []interface{}:
keyBytes = make([]byte, len(k))
for i, v := range k {
if num, ok := v.(int64); ok {
keyBytes[i] = byte(num)
} else if num, ok := v.(float64); ok {
keyBytes[i] = byte(int(num))
}
}
default:
return r.vm.ToValue([]byte{})
}
var msgBytes []byte
msgArg := call.Arguments[1].Export()
switch m := msgArg.(type) {
case string:
msgBytes = []byte(m)
case []interface{}:
msgBytes = make([]byte, len(m))
for i, v := range m {
if num, ok := v.(int64); ok {
msgBytes[i] = byte(num)
} else if num, ok := v.(float64); ok {
msgBytes[i] = byte(int(num))
}
}
default:
return r.vm.ToValue([]byte{})
}
mac := hmac.New(sha1.New, keyBytes)
mac.Write(msgBytes)
result := mac.Sum(nil)
jsArray := make([]interface{}, len(result))
for i, b := range result {
jsArray[i] = int(b)
}
return r.vm.ToValue(jsArray)
}
// parseJSON parses a JSON string
func (r *ExtensionRuntime) parseJSON(call goja.FunctionCall) goja.Value {
if len(call.Arguments) < 1 {
return goja.Undefined()
}
input := call.Arguments[0].String()
var result interface{}
if err := json.Unmarshal([]byte(input), &result); err != nil {
GoLog("[Extension:%s] JSON parse error: %v\n", r.extensionID, err)
return goja.Undefined()
}
return r.vm.ToValue(result)
}
// stringifyJSON converts a value to JSON string
func (r *ExtensionRuntime) stringifyJSON(call goja.FunctionCall) goja.Value {
if len(call.Arguments) < 1 {
return r.vm.ToValue("")
}
input := call.Arguments[0].Export()
data, err := json.Marshal(input)
if err != nil {
GoLog("[Extension:%s] JSON stringify error: %v\n", r.extensionID, err)
return r.vm.ToValue("")
}
return r.vm.ToValue(string(data))
}
// ==================== Crypto Utilities for Extensions ====================
// cryptoEncrypt encrypts a string using AES-GCM (for extension use)
func (r *ExtensionRuntime) cryptoEncrypt(call goja.FunctionCall) goja.Value {
if len(call.Arguments) < 2 {
return r.vm.ToValue(map[string]interface{}{
"success": false,
"error": "plaintext and key are required",
})
}
plaintext := call.Arguments[0].String()
keyStr := call.Arguments[1].String()
// Derive 32-byte key from provided key string
keyHash := sha256.Sum256([]byte(keyStr))
encrypted, err := encryptAES([]byte(plaintext), keyHash[:])
if err != nil {
return r.vm.ToValue(map[string]interface{}{
"success": false,
"error": err.Error(),
})
}
return r.vm.ToValue(map[string]interface{}{
"success": true,
"data": base64.StdEncoding.EncodeToString(encrypted),
})
}
// cryptoDecrypt decrypts a string using AES-GCM (for extension use)
func (r *ExtensionRuntime) cryptoDecrypt(call goja.FunctionCall) goja.Value {
if len(call.Arguments) < 2 {
return r.vm.ToValue(map[string]interface{}{
"success": false,
"error": "ciphertext and key are required",
})
}
ciphertextB64 := call.Arguments[0].String()
keyStr := call.Arguments[1].String()
ciphertext, err := base64.StdEncoding.DecodeString(ciphertextB64)
if err != nil {
return r.vm.ToValue(map[string]interface{}{
"success": false,
"error": "invalid base64 ciphertext",
})
}
// Derive 32-byte key from provided key string
keyHash := sha256.Sum256([]byte(keyStr))
decrypted, err := decryptAES(ciphertext, keyHash[:])
if err != nil {
return r.vm.ToValue(map[string]interface{}{
"success": false,
"error": err.Error(),
})
}
return r.vm.ToValue(map[string]interface{}{
"success": true,
"data": string(decrypted),
})
}
// cryptoGenerateKey generates a random encryption key
func (r *ExtensionRuntime) cryptoGenerateKey(call goja.FunctionCall) goja.Value {
length := 32 // Default 256-bit key
if len(call.Arguments) > 0 && !goja.IsUndefined(call.Arguments[0]) {
if l, ok := call.Arguments[0].Export().(float64); ok {
length = int(l)
}
}
key := make([]byte, length)
if _, err := rand.Read(key); err != nil {
return r.vm.ToValue(map[string]interface{}{
"success": false,
"error": err.Error(),
})
}
return r.vm.ToValue(map[string]interface{}{
"success": true,
"key": base64.StdEncoding.EncodeToString(key),
"hex": hex.EncodeToString(key),
})
}
// randomUserAgent returns a random Chrome User-Agent string
func (r *ExtensionRuntime) randomUserAgent(call goja.FunctionCall) goja.Value {
return r.vm.ToValue(getRandomUserAgent())
}
// ==================== Logging Functions ====================
func (r *ExtensionRuntime) logDebug(call goja.FunctionCall) goja.Value {
msg := r.formatLogArgs(call.Arguments)
GoLog("[Extension:%s:DEBUG] %s\n", r.extensionID, msg)
return goja.Undefined()
}
func (r *ExtensionRuntime) logInfo(call goja.FunctionCall) goja.Value {
msg := r.formatLogArgs(call.Arguments)
GoLog("[Extension:%s:INFO] %s\n", r.extensionID, msg)
return goja.Undefined()
}
func (r *ExtensionRuntime) logWarn(call goja.FunctionCall) goja.Value {
msg := r.formatLogArgs(call.Arguments)
GoLog("[Extension:%s:WARN] %s\n", r.extensionID, msg)
return goja.Undefined()
}
func (r *ExtensionRuntime) logError(call goja.FunctionCall) goja.Value {
msg := r.formatLogArgs(call.Arguments)
GoLog("[Extension:%s:ERROR] %s\n", r.extensionID, msg)
return goja.Undefined()
}
func (r *ExtensionRuntime) formatLogArgs(args []goja.Value) string {
parts := make([]string, len(args))
for i, arg := range args {
parts[i] = fmt.Sprintf("%v", arg.Export())
}
return strings.Join(parts, " ")
}
// ==================== Go Backend Wrappers ====================
func (r *ExtensionRuntime) sanitizeFilenameWrapper(call goja.FunctionCall) goja.Value {
if len(call.Arguments) < 1 {
return r.vm.ToValue("")
}
input := call.Arguments[0].String()
return r.vm.ToValue(sanitizeFilename(input))
}
// RegisterGoBackendAPIs adds more Go backend functions to the VM
func (r *ExtensionRuntime) RegisterGoBackendAPIs(vm *goja.Runtime) {
gobackendObj := vm.Get("gobackend")
if gobackendObj == nil || goja.IsUndefined(gobackendObj) {
gobackendObj = vm.NewObject()
vm.Set("gobackend", gobackendObj)
}
obj := gobackendObj.(*goja.Object)
// Expose sanitizeFilename
obj.Set("sanitizeFilename", func(call goja.FunctionCall) goja.Value {
if len(call.Arguments) < 1 {
return vm.ToValue("")
}
return vm.ToValue(sanitizeFilename(call.Arguments[0].String()))
})
// Expose getAudioQuality
obj.Set("getAudioQuality", func(call goja.FunctionCall) goja.Value {
if len(call.Arguments) < 1 {
return vm.ToValue(map[string]interface{}{
"error": "file path is required",
})
}
filePath := call.Arguments[0].String()
quality, err := GetAudioQuality(filePath)
if err != nil {
return vm.ToValue(map[string]interface{}{
"error": err.Error(),
})
}
return vm.ToValue(map[string]interface{}{
"bitDepth": quality.BitDepth,
"sampleRate": quality.SampleRate,
"totalSamples": quality.TotalSamples,
})
})
// Expose buildFilename
obj.Set("buildFilename", func(call goja.FunctionCall) goja.Value {
if len(call.Arguments) < 2 {
return vm.ToValue("")
}
template := call.Arguments[0].String()
metadataObj := call.Arguments[1].Export()
metadata, ok := metadataObj.(map[string]interface{})
if !ok {
return vm.ToValue("")
}
return vm.ToValue(buildFilenameFromTemplate(template, metadata))
})
// Expose getLocalTime - returns device local time info
obj.Set("getLocalTime", func(call goja.FunctionCall) goja.Value {
now := time.Now()
_, offsetSeconds := now.Zone()
offsetMinutes := offsetSeconds / 60
return vm.ToValue(map[string]interface{}{
"year": now.Year(),
"month": int(now.Month()),
"day": now.Day(),
"hour": now.Hour(),
"minute": now.Minute(),
"second": now.Second(),
"weekday": int(now.Weekday()),
"offsetMinutes": -offsetMinutes, // JS convention: negative for east of UTC
"timezone": now.Location().String(),
"timestamp": now.Unix(),
})
})
}
-217
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@@ -1,217 +0,0 @@
// Package gobackend provides extension settings storage
package gobackend
import (
"encoding/json"
"fmt"
"os"
"path/filepath"
"sync"
)
// ExtensionSettingsStore manages settings for all extensions
type ExtensionSettingsStore struct {
mu sync.RWMutex
dataDir string
settings map[string]map[string]interface{} // extensionID -> settings
}
// Global settings store
var (
globalSettingsStore *ExtensionSettingsStore
globalSettingsStoreOnce sync.Once
)
// GetExtensionSettingsStore returns the global settings store
func GetExtensionSettingsStore() *ExtensionSettingsStore {
globalSettingsStoreOnce.Do(func() {
globalSettingsStore = &ExtensionSettingsStore{
settings: make(map[string]map[string]interface{}),
}
})
return globalSettingsStore
}
// SetDataDir sets the data directory for settings storage
func (s *ExtensionSettingsStore) SetDataDir(dataDir string) error {
s.mu.Lock()
defer s.mu.Unlock()
s.dataDir = dataDir
if err := os.MkdirAll(dataDir, 0755); err != nil {
return fmt.Errorf("failed to create settings directory: %w", err)
}
return s.loadAllSettings()
}
// getSettingsPath returns the path to an extension's settings file
func (s *ExtensionSettingsStore) getSettingsPath(extensionID string) string {
return filepath.Join(s.dataDir, extensionID, "settings.json")
}
// loadAllSettings loads settings for all extensions from disk
func (s *ExtensionSettingsStore) loadAllSettings() error {
entries, err := os.ReadDir(s.dataDir)
if err != nil {
if os.IsNotExist(err) {
return nil
}
return err
}
for _, entry := range entries {
if entry.IsDir() {
extensionID := entry.Name()
settings, err := s.loadSettings(extensionID)
if err != nil {
GoLog("[ExtensionSettings] Failed to load settings for %s: %v\n", extensionID, err)
continue
}
s.settings[extensionID] = settings
}
}
return nil
}
// loadSettings loads settings for a specific extension
func (s *ExtensionSettingsStore) loadSettings(extensionID string) (map[string]interface{}, error) {
settingsPath := s.getSettingsPath(extensionID)
data, err := os.ReadFile(settingsPath)
if err != nil {
if os.IsNotExist(err) {
return make(map[string]interface{}), nil
}
return nil, err
}
var settings map[string]interface{}
if err := json.Unmarshal(data, &settings); err != nil {
return nil, err
}
return settings, nil
}
// saveSettings saves settings for a specific extension
func (s *ExtensionSettingsStore) saveSettings(extensionID string, settings map[string]interface{}) error {
settingsPath := s.getSettingsPath(extensionID)
dir := filepath.Dir(settingsPath)
if err := os.MkdirAll(dir, 0755); err != nil {
return err
}
data, err := json.MarshalIndent(settings, "", " ")
if err != nil {
return err
}
return os.WriteFile(settingsPath, data, 0644)
}
// Get retrieves a setting value for an extension
// Returns error if extension or key not found (gomobile compatible)
func (s *ExtensionSettingsStore) Get(extensionID, key string) (interface{}, error) {
s.mu.RLock()
defer s.mu.RUnlock()
extSettings, exists := s.settings[extensionID]
if !exists {
return nil, fmt.Errorf("extension '%s' settings not found", extensionID)
}
value, exists := extSettings[key]
if !exists {
return nil, fmt.Errorf("setting '%s' not found for extension '%s'", key, extensionID)
}
return value, nil
}
// GetAll retrieves all settings for an extension
func (s *ExtensionSettingsStore) GetAll(extensionID string) map[string]interface{} {
s.mu.RLock()
defer s.mu.RUnlock()
extSettings, exists := s.settings[extensionID]
if !exists {
return make(map[string]interface{})
}
// Return a copy
result := make(map[string]interface{})
for k, v := range extSettings {
result[k] = v
}
return result
}
// Set stores a setting value for an extension
func (s *ExtensionSettingsStore) Set(extensionID, key string, value interface{}) error {
s.mu.Lock()
defer s.mu.Unlock()
if _, exists := s.settings[extensionID]; !exists {
s.settings[extensionID] = make(map[string]interface{})
}
s.settings[extensionID][key] = value
return s.saveSettings(extensionID, s.settings[extensionID])
}
// SetAll stores all settings for an extension
func (s *ExtensionSettingsStore) SetAll(extensionID string, settings map[string]interface{}) error {
s.mu.Lock()
defer s.mu.Unlock()
s.settings[extensionID] = settings
// Persist to disk
return s.saveSettings(extensionID, settings)
}
// Remove removes a setting for an extension
func (s *ExtensionSettingsStore) Remove(extensionID, key string) error {
s.mu.Lock()
defer s.mu.Unlock()
extSettings, exists := s.settings[extensionID]
if !exists {
return nil
}
delete(extSettings, key)
// Persist to disk
return s.saveSettings(extensionID, extSettings)
}
// RemoveAll removes all settings for an extension
func (s *ExtensionSettingsStore) RemoveAll(extensionID string) error {
s.mu.Lock()
defer s.mu.Unlock()
delete(s.settings, extensionID)
settingsPath := s.getSettingsPath(extensionID)
if err := os.Remove(settingsPath); err != nil && !os.IsNotExist(err) {
return err
}
return nil
}
// GetAllExtensionSettings returns settings for all extensions as JSON
func (s *ExtensionSettingsStore) GetAllExtensionSettingsJSON() (string, error) {
s.mu.RLock()
defer s.mu.RUnlock()
data, err := json.Marshal(s.settings)
if err != nil {
return "", err
}
return string(data), nil
}
-451
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@@ -1,451 +0,0 @@
package gobackend
import (
"encoding/json"
"fmt"
"io"
"net/http"
"os"
"path/filepath"
"sync"
"time"
)
// Extension categories
const (
CategoryMetadata = "metadata"
CategoryDownload = "download"
CategoryUtility = "utility"
CategoryLyrics = "lyrics"
CategoryIntegration = "integration"
)
// StoreExtension represents an extension in the store
type StoreExtension struct {
ID string `json:"id"`
Name string `json:"name"`
DisplayName string `json:"display_name,omitempty"`
Version string `json:"version"`
Author string `json:"author"`
Description string `json:"description"`
DownloadURL string `json:"download_url,omitempty"`
IconURL string `json:"icon_url,omitempty"`
Category string `json:"category"`
Tags []string `json:"tags,omitempty"`
Downloads int `json:"downloads"`
UpdatedAt string `json:"updated_at"`
MinAppVersion string `json:"min_app_version,omitempty"`
DisplayNameAlt string `json:"displayName,omitempty"`
DownloadURLAlt string `json:"downloadUrl,omitempty"`
IconURLAlt string `json:"iconUrl,omitempty"`
MinAppVersionAlt string `json:"minAppVersion,omitempty"`
}
// getDisplayName returns display name, falling back to name (private to avoid gomobile conflict)
func (e *StoreExtension) getDisplayName() string {
if e.DisplayName != "" {
return e.DisplayName
}
if e.DisplayNameAlt != "" {
return e.DisplayNameAlt
}
return e.Name
}
// getDownloadURL returns download URL from either field (private to avoid gomobile conflict)
func (e *StoreExtension) getDownloadURL() string {
if e.DownloadURL != "" {
return e.DownloadURL
}
return e.DownloadURLAlt
}
// getIconURL returns icon URL from either field (private to avoid gomobile conflict)
func (e *StoreExtension) getIconURL() string {
if e.IconURL != "" {
return e.IconURL
}
return e.IconURLAlt
}
// getMinAppVersion returns min app version from either field (private to avoid gomobile conflict)
func (e *StoreExtension) getMinAppVersion() string {
if e.MinAppVersion != "" {
return e.MinAppVersion
}
return e.MinAppVersionAlt
}
// StoreRegistry represents the extension registry
type StoreRegistry struct {
Version int `json:"version"`
UpdatedAt string `json:"updated_at"`
Extensions []StoreExtension `json:"extensions"`
}
// StoreExtensionResponse is the normalized response sent to Flutter
type StoreExtensionResponse struct {
ID string `json:"id"`
Name string `json:"name"`
DisplayName string `json:"display_name"`
Version string `json:"version"`
Author string `json:"author"`
Description string `json:"description"`
DownloadURL string `json:"download_url"`
IconURL string `json:"icon_url,omitempty"`
Category string `json:"category"`
Tags []string `json:"tags,omitempty"`
Downloads int `json:"downloads"`
UpdatedAt string `json:"updated_at"`
MinAppVersion string `json:"min_app_version,omitempty"`
IsInstalled bool `json:"is_installed"`
InstalledVersion string `json:"installed_version,omitempty"`
HasUpdate bool `json:"has_update"`
}
// ToResponse converts StoreExtension to normalized response
func (e *StoreExtension) ToResponse() StoreExtensionResponse {
return StoreExtensionResponse{
ID: e.ID,
Name: e.Name,
DisplayName: e.getDisplayName(),
Version: e.Version,
Author: e.Author,
Description: e.Description,
DownloadURL: e.getDownloadURL(),
IconURL: e.getIconURL(),
Category: e.Category,
Tags: e.Tags,
Downloads: e.Downloads,
UpdatedAt: e.UpdatedAt,
MinAppVersion: e.getMinAppVersion(),
}
}
// ExtensionStore manages the extension store
type ExtensionStore struct {
registryURL string
cacheDir string
cache *StoreRegistry
cacheMu sync.RWMutex
cacheTime time.Time
cacheTTL time.Duration
}
var (
extensionStore *ExtensionStore
extensionStoreMu sync.Mutex
)
const (
defaultRegistryURL = "https://raw.githubusercontent.com/zarzet/SpotiFLAC-Extension/main/registry.json"
cacheTTL = 30 * time.Minute
cacheFileName = "store_cache.json"
)
// InitExtensionStore initializes the extension store
func InitExtensionStore(cacheDir string) *ExtensionStore {
extensionStoreMu.Lock()
defer extensionStoreMu.Unlock()
if extensionStore == nil {
extensionStore = &ExtensionStore{
registryURL: defaultRegistryURL,
cacheDir: cacheDir,
cacheTTL: cacheTTL,
}
// Try to load from disk cache
extensionStore.loadDiskCache()
}
return extensionStore
}
// GetExtensionStore returns the singleton store instance
func GetExtensionStore() *ExtensionStore {
extensionStoreMu.Lock()
defer extensionStoreMu.Unlock()
return extensionStore
}
// loadDiskCache loads cached registry from disk
func (s *ExtensionStore) loadDiskCache() {
if s.cacheDir == "" {
return
}
cachePath := filepath.Join(s.cacheDir, cacheFileName)
data, err := os.ReadFile(cachePath)
if err != nil {
return
}
var cacheData struct {
Registry StoreRegistry `json:"registry"`
CacheTime int64 `json:"cache_time"`
}
if err := json.Unmarshal(data, &cacheData); err != nil {
return
}
s.cache = &cacheData.Registry
s.cacheTime = time.Unix(cacheData.CacheTime, 0)
LogDebug("ExtensionStore", "Loaded %d extensions from disk cache", len(s.cache.Extensions))
}
// saveDiskCache saves registry to disk cache
func (s *ExtensionStore) saveDiskCache() {
if s.cacheDir == "" || s.cache == nil {
return
}
cacheData := struct {
Registry StoreRegistry `json:"registry"`
CacheTime int64 `json:"cache_time"`
}{
Registry: *s.cache,
CacheTime: s.cacheTime.Unix(),
}
data, err := json.Marshal(cacheData)
if err != nil {
return
}
cachePath := filepath.Join(s.cacheDir, cacheFileName)
os.WriteFile(cachePath, data, 0644)
}
// FetchRegistry fetches the extension registry from GitHub
func (s *ExtensionStore) FetchRegistry(forceRefresh bool) (*StoreRegistry, error) {
s.cacheMu.Lock()
defer s.cacheMu.Unlock()
// Return cached if valid and not forcing refresh
if !forceRefresh && s.cache != nil && time.Since(s.cacheTime) < s.cacheTTL {
LogDebug("ExtensionStore", "Using cached registry (%d extensions)", len(s.cache.Extensions))
return s.cache, nil
}
LogInfo("ExtensionStore", "Fetching registry from %s", s.registryURL)
client := &http.Client{Timeout: 30 * time.Second}
resp, err := client.Get(s.registryURL)
if err != nil {
// Return cached data if available on network error
if s.cache != nil {
LogWarn("ExtensionStore", "Network error, using cached registry: %v", err)
return s.cache, nil
}
return nil, fmt.Errorf("failed to fetch registry: %w", err)
}
defer resp.Body.Close()
if resp.StatusCode != http.StatusOK {
if s.cache != nil {
LogWarn("ExtensionStore", "HTTP %d, using cached registry", resp.StatusCode)
return s.cache, nil
}
return nil, fmt.Errorf("registry returned HTTP %d", resp.StatusCode)
}
body, err := io.ReadAll(resp.Body)
if err != nil {
return nil, fmt.Errorf("failed to read registry: %w", err)
}
var registry StoreRegistry
if err := json.Unmarshal(body, &registry); err != nil {
return nil, fmt.Errorf("failed to parse registry: %w", err)
}
s.cache = &registry
s.cacheTime = time.Now()
s.saveDiskCache()
LogInfo("ExtensionStore", "Fetched %d extensions from registry", len(registry.Extensions))
return &registry, nil
}
// GetExtensionsWithStatus returns extensions with installation status
func (s *ExtensionStore) GetExtensionsWithStatus() ([]StoreExtensionResponse, error) {
registry, err := s.FetchRegistry(false)
if err != nil {
return nil, err
}
manager := GetExtensionManager()
installed := make(map[string]string) // id -> version
if manager != nil {
for _, ext := range manager.GetAllExtensions() {
installed[ext.ID] = ext.Manifest.Version
}
}
result := make([]StoreExtensionResponse, len(registry.Extensions))
for i, ext := range registry.Extensions {
resp := ext.ToResponse()
if installedVersion, ok := installed[ext.ID]; ok {
resp.IsInstalled = true
resp.InstalledVersion = installedVersion
resp.HasUpdate = compareVersions(ext.Version, installedVersion) > 0
}
result[i] = resp
}
return result, nil
}
// DownloadExtension downloads an extension package to the specified path
func (s *ExtensionStore) DownloadExtension(extensionID string, destPath string) error {
registry, err := s.FetchRegistry(false)
if err != nil {
return err
}
var ext *StoreExtension
for _, e := range registry.Extensions {
if e.ID == extensionID {
ext = &e
break
}
}
if ext == nil {
return fmt.Errorf("extension %s not found in store", extensionID)
}
LogInfo("ExtensionStore", "Downloading %s from %s", ext.getDisplayName(), ext.getDownloadURL())
client := &http.Client{Timeout: 5 * time.Minute}
resp, err := client.Get(ext.getDownloadURL())
if err != nil {
return fmt.Errorf("failed to download: %w", err)
}
defer resp.Body.Close()
if resp.StatusCode != http.StatusOK {
return fmt.Errorf("download returned HTTP %d", resp.StatusCode)
}
out, err := os.Create(destPath)
if err != nil {
return fmt.Errorf("failed to create file: %w", err)
}
defer out.Close()
_, err = io.Copy(out, resp.Body)
if err != nil {
os.Remove(destPath)
return fmt.Errorf("failed to write file: %w", err)
}
LogInfo("ExtensionStore", "Downloaded %s to %s", ext.getDisplayName(), destPath)
return nil
}
// GetCategories returns all available categories
func (s *ExtensionStore) GetCategories() []string {
return []string{
CategoryMetadata,
CategoryDownload,
CategoryUtility,
CategoryLyrics,
CategoryIntegration,
}
}
// SearchExtensions searches extensions by query
func (s *ExtensionStore) SearchExtensions(query string, category string) ([]StoreExtensionResponse, error) {
extensions, err := s.GetExtensionsWithStatus()
if err != nil {
return nil, err
}
if query == "" && category == "" {
return extensions, nil
}
var result []StoreExtensionResponse
queryLower := toLower(query)
for _, ext := range extensions {
// Filter by category
if category != "" && ext.Category != category {
continue
}
// Filter by query
if query != "" {
if !containsIgnoreCase(ext.Name, queryLower) &&
!containsIgnoreCase(ext.DisplayName, queryLower) &&
!containsIgnoreCase(ext.Description, queryLower) &&
!containsIgnoreCase(ext.Author, queryLower) {
// Check tags
found := false
for _, tag := range ext.Tags {
if containsIgnoreCase(tag, queryLower) {
found = true
break
}
}
if !found {
continue
}
}
}
result = append(result, ext)
}
return result, nil
}
// ClearCache clears the in-memory and disk cache
func (s *ExtensionStore) ClearCache() {
s.cacheMu.Lock()
defer s.cacheMu.Unlock()
s.cache = nil
s.cacheTime = time.Time{}
if s.cacheDir != "" {
cachePath := filepath.Join(s.cacheDir, cacheFileName)
os.Remove(cachePath)
}
LogInfo("ExtensionStore", "Cache cleared")
}
// Helper: case-insensitive contains
func containsIgnoreCase(s, substr string) bool {
return containsStr(toLower(s), substr)
}
func toLower(s string) string {
result := make([]byte, len(s))
for i := 0; i < len(s); i++ {
c := s[i]
if c >= 'A' && c <= 'Z' {
c += 'a' - 'A'
}
result[i] = c
}
return string(result)
}
func containsStr(s, substr string) bool {
return len(substr) == 0 || (len(s) >= len(substr) && findSubstring(s, substr) >= 0)
}
func findSubstring(s, substr string) int {
for i := 0; i <= len(s)-len(substr); i++ {
if s[i:i+len(substr)] == substr {
return i
}
}
return -1
}
-329
View File
@@ -1,329 +0,0 @@
package gobackend
import (
"path/filepath"
"testing"
"github.com/dop251/goja"
)
func TestParseManifest_Valid(t *testing.T) {
validManifest := `{
"name": "test-provider",
"displayName": "Test Provider",
"version": "1.0.0",
"author": "Test Author",
"description": "A test extension",
"type": ["metadata_provider"],
"permissions": {
"network": ["api.test.com"],
"storage": true
}
}`
manifest, err := ParseManifest([]byte(validManifest))
if err != nil {
t.Fatalf("Expected valid manifest to parse, got error: %v", err)
}
if manifest.Name != "test-provider" {
t.Errorf("Expected name 'test-provider', got '%s'", manifest.Name)
}
if manifest.Version != "1.0.0" {
t.Errorf("Expected version '1.0.0', got '%s'", manifest.Version)
}
if !manifest.IsMetadataProvider() {
t.Error("Expected IsMetadataProvider() to return true")
}
if manifest.IsDownloadProvider() {
t.Error("Expected IsDownloadProvider() to return false")
}
}
func TestParseManifest_MissingName(t *testing.T) {
invalidManifest := `{
"version": "1.0.0",
"author": "Test Author",
"description": "A test extension",
"type": ["metadata_provider"]
}`
_, err := ParseManifest([]byte(invalidManifest))
if err == nil {
t.Fatal("Expected error for missing name")
}
}
func TestParseManifest_MissingType(t *testing.T) {
invalidManifest := `{
"name": "test-provider",
"version": "1.0.0",
"author": "Test Author",
"description": "A test extension"
}`
_, err := ParseManifest([]byte(invalidManifest))
if err == nil {
t.Fatal("Expected error for missing type")
}
}
func TestIsDomainAllowed(t *testing.T) {
manifest := &ExtensionManifest{
Permissions: ExtensionPermissions{
Network: []string{"api.test.com", "*.example.com"},
},
}
tests := []struct {
domain string
expected bool
}{
{"api.test.com", true},
{"api.example.com", true},
{"sub.example.com", true},
{"notallowed.com", false},
{"test.com", false},
}
for _, tt := range tests {
result := manifest.IsDomainAllowed(tt.domain)
if result != tt.expected {
t.Errorf("IsDomainAllowed(%s) = %v, expected %v", tt.domain, result, tt.expected)
}
}
}
func TestExtensionRuntime_NetworkSandbox(t *testing.T) {
// Create a mock extension with limited network permissions
ext := &LoadedExtension{
ID: "test-ext",
Manifest: &ExtensionManifest{
Name: "test-ext",
Permissions: ExtensionPermissions{
Network: []string{"api.allowed.com", "*.wildcard.com"},
},
},
DataDir: t.TempDir(),
}
runtime := NewExtensionRuntime(ext)
// Test allowed domains
if err := runtime.validateDomain("https://api.allowed.com/path"); err != nil {
t.Errorf("Expected api.allowed.com to be allowed, got error: %v", err)
}
if err := runtime.validateDomain("https://sub.wildcard.com/path"); err != nil {
t.Errorf("Expected sub.wildcard.com to be allowed (wildcard), got error: %v", err)
}
// Test blocked domains
if err := runtime.validateDomain("https://blocked.com/path"); err == nil {
t.Error("Expected blocked.com to be denied")
}
if err := runtime.validateDomain("https://notallowed.com/path"); err == nil {
t.Error("Expected notallowed.com to be denied")
}
}
func TestExtensionRuntime_FileSandbox(t *testing.T) {
tempDir := t.TempDir()
ext := &LoadedExtension{
ID: "test-ext",
Manifest: &ExtensionManifest{
Name: "test-ext",
Permissions: ExtensionPermissions{
File: true, // Enable file permission for test
},
},
DataDir: tempDir,
}
runtime := NewExtensionRuntime(ext)
// Test valid path within sandbox
validPath, err := runtime.validatePath("test.txt")
if err != nil {
t.Errorf("Expected relative path to be valid, got error: %v", err)
}
if validPath == "" {
t.Error("Expected non-empty path")
}
// Test path traversal attack
_, err = runtime.validatePath("../../../etc/passwd")
if err == nil {
t.Error("Expected path traversal to be blocked")
}
// Test nested path within sandbox (should be allowed)
nestedPath, err := runtime.validatePath("subdir/file.txt")
if err != nil {
t.Errorf("Expected nested path to be valid, got error: %v", err)
}
if nestedPath == "" {
t.Error("Expected non-empty nested path")
}
// Test absolute path should be blocked (security fix)
// Use platform-appropriate absolute path
var absPath string
if filepath.IsAbs("C:\\Windows\\System32") {
absPath = "C:\\Windows\\System32\\test.txt" // Windows
} else {
absPath = "/etc/passwd" // Unix
}
_, err = runtime.validatePath(absPath)
if err == nil {
t.Error("Expected absolute path to be blocked")
}
// Test that extension without file permission is blocked
extNoFile := &LoadedExtension{
ID: "test-ext-no-file",
Manifest: &ExtensionManifest{
Name: "test-ext-no-file",
Permissions: ExtensionPermissions{
File: false, // No file permission
},
},
DataDir: tempDir,
}
runtimeNoFile := NewExtensionRuntime(extNoFile)
_, err = runtimeNoFile.validatePath("test.txt")
if err == nil {
t.Error("Expected file access to be denied without file permission")
}
}
func TestExtensionRuntime_UtilityFunctions(t *testing.T) {
ext := &LoadedExtension{
ID: "test-ext",
Manifest: &ExtensionManifest{
Name: "test-ext",
},
DataDir: t.TempDir(),
}
runtime := NewExtensionRuntime(ext)
vm := goja.New()
runtime.RegisterAPIs(vm)
// Test base64 encode/decode
result, err := vm.RunString(`utils.base64Encode("hello")`)
if err != nil {
t.Fatalf("base64Encode failed: %v", err)
}
if result.String() != "aGVsbG8=" {
t.Errorf("Expected 'aGVsbG8=', got '%s'", result.String())
}
result, err = vm.RunString(`utils.base64Decode("aGVsbG8=")`)
if err != nil {
t.Fatalf("base64Decode failed: %v", err)
}
if result.String() != "hello" {
t.Errorf("Expected 'hello', got '%s'", result.String())
}
// Test MD5
result, err = vm.RunString(`utils.md5("hello")`)
if err != nil {
t.Fatalf("md5 failed: %v", err)
}
if result.String() != "5d41402abc4b2a76b9719d911017c592" {
t.Errorf("Expected '5d41402abc4b2a76b9719d911017c592', got '%s'", result.String())
}
// Test JSON parse/stringify
result, err = vm.RunString(`utils.stringifyJSON({name: "test", value: 123})`)
if err != nil {
t.Fatalf("stringifyJSON failed: %v", err)
}
// JSON output may vary in order, just check it's valid
if result.String() == "" {
t.Error("Expected non-empty JSON string")
}
}
func TestExtensionRuntime_SSRFProtection(t *testing.T) {
// Create extension with limited network permissions
ext := &LoadedExtension{
ID: "test-ext",
Manifest: &ExtensionManifest{
Name: "test-ext",
Permissions: ExtensionPermissions{
Network: []string{"api.example.com"},
},
},
DataDir: t.TempDir(),
}
runtime := NewExtensionRuntime(ext)
// Test that private IPs are blocked (SSRF protection)
privateIPs := []string{
"http://localhost/admin",
"http://127.0.0.1/admin",
"http://192.168.1.1/admin",
"http://10.0.0.1/admin",
"http://172.16.0.1/admin",
"http://169.254.169.254/latest/meta-data/", // AWS metadata
"http://router.local/admin",
}
for _, url := range privateIPs {
err := runtime.validateDomain(url)
if err == nil {
t.Errorf("Expected private IP/host '%s' to be blocked", url)
}
}
// Test that allowed public domain still works
if err := runtime.validateDomain("https://api.example.com/path"); err != nil {
t.Errorf("Expected api.example.com to be allowed, got error: %v", err)
}
}
func TestIsPrivateIP(t *testing.T) {
tests := []struct {
host string
expected bool
}{
// Private IPs should be blocked
{"localhost", true},
{"127.0.0.1", true},
{"127.0.0.2", true},
{"10.0.0.1", true},
{"10.255.255.255", true},
{"172.16.0.1", true},
{"172.31.255.255", true},
{"192.168.0.1", true},
{"192.168.255.255", true},
{"169.254.169.254", true}, // AWS metadata
{"router.local", true},
{"mydevice.local", true},
// Public IPs should be allowed
{"8.8.8.8", false},
{"1.1.1.1", false},
{"api.example.com", false},
{"google.com", false},
{"172.15.0.1", false}, // Just outside 172.16-31 range
{"172.32.0.1", false}, // Just outside 172.16-31 range
{"192.167.0.1", false}, // Not 192.168.x.x
}
for _, tt := range tests {
result := isPrivateIP(tt.host)
if result != tt.expected {
t.Errorf("isPrivateIP(%s) = %v, expected %v", tt.host, result, tt.expected)
}
}
}
-118
View File
@@ -1,118 +0,0 @@
// Package gobackend provides timeout execution for extension JS code
package gobackend
import (
"context"
"fmt"
"sync"
"time"
"github.com/dop251/goja"
)
// JSExecutionError represents an error during JS execution
type JSExecutionError struct {
Message string
IsTimeout bool
}
func (e *JSExecutionError) Error() string {
return e.Message
}
// RunWithTimeout executes JavaScript code with a timeout
// Returns the result value and any error (including timeout)
func RunWithTimeout(vm *goja.Runtime, script string, timeout time.Duration) (goja.Value, error) {
if timeout <= 0 {
timeout = DefaultJSTimeout
}
ctx, cancel := context.WithTimeout(context.Background(), timeout)
defer cancel()
// Channel to receive result
type result struct {
value goja.Value
err error
}
resultCh := make(chan result, 1)
// Track if we've interrupted
var interrupted bool
var interruptMu sync.Mutex
// Run script in goroutine
go func() {
defer func() {
if r := recover(); r != nil {
// Check if this was our interrupt
interruptMu.Lock()
wasInterrupted := interrupted
interruptMu.Unlock()
if wasInterrupted {
resultCh <- result{nil, &JSExecutionError{
Message: "execution timeout exceeded",
IsTimeout: true,
}}
} else {
resultCh <- result{nil, fmt.Errorf("panic during execution: %v", r)}
}
}
}()
val, err := vm.RunString(script)
resultCh <- result{val, err}
}()
// Wait for result or timeout
select {
case res := <-resultCh:
return res.value, res.err
case <-ctx.Done():
// Timeout - interrupt the VM
interruptMu.Lock()
interrupted = true
interruptMu.Unlock()
vm.Interrupt("execution timeout")
// Wait a bit for the goroutine to finish
select {
case res := <-resultCh:
// If we got a result after interrupt, it might be the timeout error
if res.err != nil {
return nil, res.err
}
return nil, &JSExecutionError{
Message: "execution timeout exceeded",
IsTimeout: true,
}
case <-time.After(1 * time.Second):
// Force return timeout error
return nil, &JSExecutionError{
Message: "execution timeout exceeded (force)",
IsTimeout: true,
}
}
}
}
// RunWithTimeoutAndRecover runs JS with timeout and clears interrupt state after
// This should be used when you want to continue using the VM after a timeout
func RunWithTimeoutAndRecover(vm *goja.Runtime, script string, timeout time.Duration) (goja.Value, error) {
result, err := RunWithTimeout(vm, script, timeout)
// Clear any interrupt state so VM can be reused
vm.ClearInterrupt()
return result, err
}
// IsTimeoutError checks if an error is a timeout error
func IsTimeoutError(err error) bool {
if jsErr, ok := err.(*JSExecutionError); ok {
return jsErr.IsTimeout
}
return false
}
+11
View File
@@ -6,21 +6,28 @@ import (
"strings"
)
// Invalid filename characters for Android/Windows/Linux
var invalidChars = regexp.MustCompile(`[<>:"/\\|?*\x00-\x1f]`)
// sanitizeFilename removes invalid characters from filename
func sanitizeFilename(filename string) string {
// Replace invalid characters with underscore
sanitized := invalidChars.ReplaceAllString(filename, "_")
// Remove leading/trailing spaces and dots
sanitized = strings.TrimSpace(sanitized)
sanitized = strings.Trim(sanitized, ".")
// Collapse multiple underscores
multiUnderscore := regexp.MustCompile(`_+`)
sanitized = multiUnderscore.ReplaceAllString(sanitized, "_")
// Limit length (Android has 255 byte limit for filenames)
if len(sanitized) > 200 {
sanitized = sanitized[:200]
}
// Ensure not empty
if sanitized == "" {
sanitized = "untitled"
}
@@ -28,6 +35,7 @@ func sanitizeFilename(filename string) string {
return sanitized
}
// buildFilenameFromTemplate builds a filename from template and metadata
func buildFilenameFromTemplate(template string, metadata map[string]interface{}) string {
if template == "" {
template = "{artist} - {title}"
@@ -35,6 +43,7 @@ func buildFilenameFromTemplate(template string, metadata map[string]interface{})
result := template
// Replace placeholders
placeholders := map[string]string{
"{title}": getString(metadata, "title"),
"{artist}": getString(metadata, "artist"),
@@ -54,6 +63,7 @@ func buildFilenameFromTemplate(template string, metadata map[string]interface{})
func getString(m map[string]interface{}, key string) string {
if v, ok := m[key]; ok {
if s, ok := v.(string); ok {
// Trim leading/trailing whitespace to prevent filename issues
return strings.TrimSpace(s)
}
}
@@ -88,6 +98,7 @@ func formatDiscNumber(n int) string {
return fmt.Sprintf("%d", n)
}
// extractYear extracts year from date string (YYYY-MM-DD or YYYY)
func extractYear(date string) string {
if len(date) >= 4 {
return date[:4]
+3 -14
View File
@@ -5,25 +5,14 @@ go 1.24.0
toolchain go1.24.5
require (
github.com/dop251/goja v0.0.0-20260106131823-651366fbe6e3
github.com/go-flac/flacpicture v0.3.0
github.com/go-flac/flacvorbis v0.2.0
github.com/go-flac/go-flac v1.0.0
github.com/refraction-networking/utls v1.8.2
golang.org/x/mobile v0.0.0-20260120165949-40bd9ace6ce4
golang.org/x/net v0.49.0
)
require (
github.com/andybalholm/brotli v1.0.6 // indirect
github.com/dlclark/regexp2 v1.11.4 // indirect
github.com/go-sourcemap/sourcemap v2.1.3+incompatible // indirect
github.com/google/pprof v0.0.0-20230207041349-798e818bf904 // indirect
github.com/klauspost/compress v1.17.4 // indirect
golang.org/x/crypto v0.47.0 // indirect
golang.org/x/mod v0.32.0 // indirect
golang.org/x/mobile v0.0.0-20251209145715-2553ed8ce294 // indirect
golang.org/x/mod v0.31.0 // indirect
golang.org/x/sync v0.19.0 // indirect
golang.org/x/sys v0.40.0 // indirect
golang.org/x/text v0.33.0 // indirect
golang.org/x/tools v0.41.0 // indirect
golang.org/x/tools v0.40.0 // indirect
)
+6 -34
View File
@@ -1,42 +1,14 @@
github.com/Masterminds/semver/v3 v3.2.1 h1:RN9w6+7QoMeJVGyfmbcgs28Br8cvmnucEXnY0rYXWg0=
github.com/Masterminds/semver/v3 v3.2.1/go.mod h1:qvl/7zhW3nngYb5+80sSMF+FG2BjYrf8m9wsX0PNOMQ=
github.com/andybalholm/brotli v1.0.6 h1:Yf9fFpf49Zrxb9NlQaluyE92/+X7UVHlhMNJN2sxfOI=
github.com/andybalholm/brotli v1.0.6/go.mod h1:fO7iG3H7G2nSZ7m0zPUDn85XEX2GTukHGRSepvi9Eig=
github.com/dlclark/regexp2 v1.11.4 h1:rPYF9/LECdNymJufQKmri9gV604RvvABwgOA8un7yAo=
github.com/dlclark/regexp2 v1.11.4/go.mod h1:DHkYz0B9wPfa6wondMfaivmHpzrQ3v9q8cnmRbL6yW8=
github.com/dop251/goja v0.0.0-20260106131823-651366fbe6e3 h1:bVp3yUzvSAJzu9GqID+Z96P+eu5TKnIMJSV4QaZMauM=
github.com/dop251/goja v0.0.0-20260106131823-651366fbe6e3/go.mod h1:MxLav0peU43GgvwVgNbLAj1s/bSGboKkhuULvq/7hx4=
github.com/go-flac/flacpicture v0.3.0 h1:LkmTxzFLIynwfhHiZsX0s8xcr3/u33MzvV89u+zOT8I=
github.com/go-flac/flacpicture v0.3.0/go.mod h1:DPbrzVYQ3fJcvSgLFp9HXIrEQEdfdk/+m0nQCzwodZI=
github.com/go-flac/flacvorbis v0.2.0 h1:KH0xjpkNTXFER4cszH4zeJxYcrHbUobz/RticWGOESs=
github.com/go-flac/flacvorbis v0.2.0/go.mod h1:uIysHOtuU7OLGoCRG92bvnkg7QEqHx19qKRV6K1pBrI=
github.com/go-flac/go-flac v1.0.0 h1:6qI9XOVLcO50xpzm3nXvO31BgDgHhnr/p/rER/K/doY=
github.com/go-flac/go-flac v1.0.0/go.mod h1:WnZhcpmq4u1UdZMNn9LYSoASpWOCMOoxXxcWEHSzkW8=
github.com/go-sourcemap/sourcemap v2.1.3+incompatible h1:W1iEw64niKVGogNgBN3ePyLFfuisuzeidWPMPWmECqU=
github.com/go-sourcemap/sourcemap v2.1.3+incompatible/go.mod h1:F8jJfvm2KbVjc5NqelyYJmf/v5J0dwNLS2mL4sNA1Jg=
github.com/google/go-cmp v0.6.0 h1:ofyhxvXcZhMsU5ulbFiLKl/XBFqE1GSq7atu8tAmTRI=
github.com/google/go-cmp v0.6.0/go.mod h1:17dUlkBOakJ0+DkrSSNjCkIjxS6bF9zb3elmeNGIjoY=
github.com/google/pprof v0.0.0-20230207041349-798e818bf904 h1:4/hN5RUoecvl+RmJRE2YxKWtnnQls6rQjjW5oV7qg2U=
github.com/google/pprof v0.0.0-20230207041349-798e818bf904/go.mod h1:uglQLonpP8qtYCYyzA+8c/9qtqgA3qsXGYqCPKARAFg=
github.com/klauspost/compress v1.17.4 h1:Ej5ixsIri7BrIjBkRZLTo6ghwrEtHFk7ijlczPW4fZ4=
github.com/klauspost/compress v1.17.4/go.mod h1:/dCuZOvVtNoHsyb+cuJD3itjs3NbnF6KH9zAO4BDxPM=
github.com/refraction-networking/utls v1.8.2 h1:j4Q1gJj0xngdeH+Ox/qND11aEfhpgoEvV+S9iJ2IdQo=
github.com/refraction-networking/utls v1.8.2/go.mod h1:jkSOEkLqn+S/jtpEHPOsVv/4V4EVnelwbMQl4vCWXAM=
golang.org/x/crypto v0.47.0 h1:V6e3FRj+n4dbpw86FJ8Fv7XVOql7TEwpHapKoMJ/GO8=
golang.org/x/crypto v0.47.0/go.mod h1:ff3Y9VzzKbwSSEzWqJsJVBnWmRwRSHt/6Op5n9bQc4A=
golang.org/x/mobile v0.0.0-20260120165949-40bd9ace6ce4 h1:C3JuLOLhdaE75vk5m7u18NvZciRk+lnO34xcXl3NPTU=
golang.org/x/mobile v0.0.0-20260120165949-40bd9ace6ce4/go.mod h1:yHJY0EGzMJ0i5ONrrhdpDSSnoyres5LO7D2hSIbJJ5I=
golang.org/x/mod v0.32.0 h1:9F4d3PHLljb6x//jOyokMv3eX+YDeepZSEo3mFJy93c=
golang.org/x/mod v0.32.0/go.mod h1:SgipZ/3h2Ci89DlEtEXWUk/HteuRin+HHhN+WbNhguU=
golang.org/x/net v0.49.0 h1:eeHFmOGUTtaaPSGNmjBKpbng9MulQsJURQUAfUwY++o=
golang.org/x/net v0.49.0/go.mod h1:/ysNB2EvaqvesRkuLAyjI1ycPZlQHM3q01F02UY/MV8=
golang.org/x/mobile v0.0.0-20251209145715-2553ed8ce294 h1:Cr6kbEvA6nqvdHynE4CtVKlqpZB9dS1Jva/6IsHA19g=
golang.org/x/mobile v0.0.0-20251209145715-2553ed8ce294/go.mod h1:RdZ+3sb4CVgpCFnzv+I4haEpwqFfsfzlLHs3L7ok+e0=
golang.org/x/mod v0.31.0 h1:HaW9xtz0+kOcWKwli0ZXy79Ix+UW/vOfmWI5QVd2tgI=
golang.org/x/mod v0.31.0/go.mod h1:43JraMp9cGx1Rx3AqioxrbrhNsLl2l/iNAvuBkrezpg=
golang.org/x/sync v0.19.0 h1:vV+1eWNmZ5geRlYjzm2adRgW2/mcpevXNg50YZtPCE4=
golang.org/x/sync v0.19.0/go.mod h1:9KTHXmSnoGruLpwFjVSX0lNNA75CykiMECbovNTZqGI=
golang.org/x/sys v0.40.0 h1:DBZZqJ2Rkml6QMQsZywtnjnnGvHza6BTfYFWY9kjEWQ=
golang.org/x/sys v0.40.0/go.mod h1:OgkHotnGiDImocRcuBABYBEXf8A9a87e/uXjp9XT3ks=
golang.org/x/text v0.33.0 h1:B3njUFyqtHDUI5jMn1YIr5B0IE2U0qck04r6d4KPAxE=
golang.org/x/text v0.33.0/go.mod h1:LuMebE6+rBincTi9+xWTY8TztLzKHc/9C1uBCG27+q8=
golang.org/x/tools v0.41.0 h1:a9b8iMweWG+S0OBnlU36rzLp20z1Rp10w+IY2czHTQc=
golang.org/x/tools v0.41.0/go.mod h1:XSY6eDqxVNiYgezAVqqCeihT4j1U2CCsqvH3WhQpnlg=
gopkg.in/yaml.v2 v2.4.0 h1:D8xgwECY7CYvx+Y2n4sBz93Jn9JRvxdiyyo8CTfuKaY=
gopkg.in/yaml.v2 v2.4.0/go.mod h1:RDklbk79AGWmwhnvt/jBztapEOGDOx6ZbXqjP6csGnQ=
golang.org/x/tools v0.40.0 h1:yLkxfA+Qnul4cs9QA3KnlFu0lVmd8JJfoq+E41uSutA=
golang.org/x/tools v0.40.0/go.mod h1:Ik/tzLRlbscWpqqMRjyWYDisX8bG13FrdXp3o4Sr9lc=
+48 -239
View File
@@ -1,47 +1,49 @@
package gobackend
import (
"crypto/tls"
"errors"
"fmt"
"io"
"math/rand"
"net"
"net/http"
"net/url"
"strconv"
"strings"
"syscall"
"time"
)
// getRandomUserAgent generates a random Windows Chrome User-Agent string
// Uses modern Chrome format with build and patch numbers
// Windows 11 still reports as "Windows NT 10.0" for compatibility
func getRandomUserAgent() string {
// Chrome version 120-145 (modern range)
chromeVersion := rand.Intn(26) + 120
chromeBuild := rand.Intn(1500) + 6000
chromePatch := rand.Intn(200) + 100
// HTTP utility functions for consistent request handling across all downloaders
return fmt.Sprintf(
"Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/%d.0.%d.%d Safari/537.36",
chromeVersion,
chromeBuild,
chromePatch,
)
// User-Agent pool for Android Chrome browsers
var userAgentTemplates = []string{
"Mozilla/5.0 (Linux; Android %d; SM-G%d) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/%d.0.%d.%d Mobile Safari/537.36",
"Mozilla/5.0 (Linux; Android %d; Pixel %d) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/%d.0.%d.%d Mobile Safari/537.36",
"Mozilla/5.0 (Linux; Android %d; SM-A%d) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/%d.0.%d.%d Mobile Safari/537.36",
"Mozilla/5.0 (Linux; Android %d; Redmi Note %d) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/%d.0.%d.%d Mobile Safari/537.36",
}
// getRandomUserAgent generates a random browser-like User-Agent string (Android Chrome format)
func getRandomUserAgent() string {
template := userAgentTemplates[rand.Intn(len(userAgentTemplates))]
androidVersion := rand.Intn(5) + 10 // Android 10-14
deviceModel := rand.Intn(900) + 100 // Random model number
chromeVersion := rand.Intn(25) + 100 // Chrome 100-124
chromeBuild := rand.Intn(5000) + 5000
chromePatch := rand.Intn(200) + 100
return fmt.Sprintf(template, androidVersion, deviceModel, chromeVersion, chromeBuild, chromePatch)
}
// Default timeout values
const (
DefaultTimeout = 60 * time.Second
DownloadTimeout = 120 * time.Second
SongLinkTimeout = 30 * time.Second
DefaultMaxRetries = 3
DefaultRetryDelay = 1 * time.Second
Second = time.Second // Exported for use in other files
DefaultTimeout = 60 * time.Second // Default HTTP timeout
DownloadTimeout = 120 * time.Second // Timeout for file downloads
SongLinkTimeout = 30 * time.Second // Timeout for SongLink API
DefaultMaxRetries = 3 // Default retry count
DefaultRetryDelay = 1 * time.Second // Initial retry delay
)
// Shared transport with connection pooling to prevent TCP exhaustion
// Optimized for large file downloads (FLAC ~30-50MB)
var sharedTransport = &http.Transport{
DialContext: (&net.Dialer{
Timeout: 30 * time.Second,
@@ -53,23 +55,27 @@ var sharedTransport = &http.Transport{
IdleConnTimeout: 90 * time.Second,
TLSHandshakeTimeout: 10 * time.Second,
ExpectContinueTimeout: 1 * time.Second,
DisableKeepAlives: false,
DisableKeepAlives: false, // Enable keep-alives for connection reuse
ForceAttemptHTTP2: true,
WriteBufferSize: 64 * 1024,
ReadBufferSize: 64 * 1024,
DisableCompression: true,
WriteBufferSize: 64 * 1024, // 64KB write buffer
ReadBufferSize: 64 * 1024, // 64KB read buffer
DisableCompression: true, // FLAC is already compressed
}
// Shared HTTP client for general requests (reuses connections)
var sharedClient = &http.Client{
Transport: sharedTransport,
Timeout: DefaultTimeout,
}
// Shared HTTP client for downloads (longer timeout, reuses connections)
var downloadClient = &http.Client{
Transport: sharedTransport,
Timeout: DownloadTimeout,
}
// NewHTTPClientWithTimeout creates an HTTP client with specified timeout
// Uses shared transport for connection reuse
func NewHTTPClientWithTimeout(timeout time.Duration) *http.Client {
return &http.Client{
Transport: sharedTransport,
@@ -77,27 +83,26 @@ func NewHTTPClientWithTimeout(timeout time.Duration) *http.Client {
}
}
// GetSharedClient returns the shared HTTP client for general requests
func GetSharedClient() *http.Client {
return sharedClient
}
// GetDownloadClient returns the shared HTTP client for downloads
func GetDownloadClient() *http.Client {
return downloadClient
}
// CloseIdleConnections closes idle connections in the shared transport
// Call this periodically during large batch downloads to prevent connection buildup
func CloseIdleConnections() {
sharedTransport.CloseIdleConnections()
}
// Also checks for ISP blocking on errors
// DoRequestWithUserAgent executes an HTTP request with a random User-Agent header
func DoRequestWithUserAgent(client *http.Client, req *http.Request) (*http.Response, error) {
req.Header.Set("User-Agent", getRandomUserAgent())
resp, err := client.Do(req)
if err != nil {
CheckAndLogISPBlocking(err, req.URL.String(), "HTTP")
}
return resp, err
return client.Do(req)
}
// RetryConfig holds configuration for retry logic
@@ -108,6 +113,7 @@ type RetryConfig struct {
BackoffFactor float64
}
// DefaultRetryConfig returns default retry configuration
func DefaultRetryConfig() RetryConfig {
return RetryConfig{
MaxRetries: DefaultMaxRetries,
@@ -119,11 +125,9 @@ func DefaultRetryConfig() RetryConfig {
// DoRequestWithRetry executes an HTTP request with retry logic and exponential backoff
// Handles 429 (Too Many Requests) responses with Retry-After header
// Also detects and logs ISP blocking
func DoRequestWithRetry(client *http.Client, req *http.Request, config RetryConfig) (*http.Response, error) {
var lastErr error
delay := config.InitialDelay
requestURL := req.URL.String()
for attempt := 0; attempt <= config.MaxRetries; attempt++ {
// Clone request for retry (body needs to be re-readable)
@@ -133,16 +137,7 @@ func DoRequestWithRetry(client *http.Client, req *http.Request, config RetryConf
resp, err := client.Do(reqCopy)
if err != nil {
lastErr = err
// Check for ISP blocking on network errors
if CheckAndLogISPBlocking(err, requestURL, "HTTP") {
// Don't retry if ISP blocking is detected - it won't help
return nil, WrapErrorWithISPCheck(err, requestURL, "HTTP")
}
if attempt < config.MaxRetries {
GoLog("[HTTP] Request failed (attempt %d/%d): %v, retrying in %v...\n",
attempt+1, config.MaxRetries+1, err, delay)
time.Sleep(delay)
delay = calculateNextDelay(delay, config)
}
@@ -163,43 +158,17 @@ func DoRequestWithRetry(client *http.Client, req *http.Request, config RetryConf
}
lastErr = fmt.Errorf("rate limited (429)")
if attempt < config.MaxRetries {
GoLog("[HTTP] Rate limited, waiting %v before retry...\n", delay)
time.Sleep(delay)
delay = calculateNextDelay(delay, config)
}
continue
}
// Check for ISP blocking via HTTP status codes
// Some ISPs return 403 or 451 when blocking content
if resp.StatusCode == 403 || resp.StatusCode == 451 {
body, _ := io.ReadAll(resp.Body)
resp.Body.Close()
bodyStr := strings.ToLower(string(body))
// Check if response looks like ISP blocking page
ispBlockingIndicators := []string{
"blocked", "forbidden", "access denied", "not available in your",
"restricted", "censored", "unavailable for legal", "blocked by",
}
for _, indicator := range ispBlockingIndicators {
if strings.Contains(bodyStr, indicator) {
LogError("HTTP", "ISP BLOCKING DETECTED via HTTP %d response", resp.StatusCode)
LogError("HTTP", "Domain: %s", req.URL.Host)
LogError("HTTP", "Response contains: %s", indicator)
LogError("HTTP", "Suggestion: Try using a VPN or changing your DNS to 1.1.1.1 or 8.8.8.8")
return nil, fmt.Errorf("ISP blocking detected for %s (HTTP %d) - try using VPN or change DNS", req.URL.Host, resp.StatusCode)
}
}
}
// Server errors (5xx) - retry
if resp.StatusCode >= 500 {
resp.Body.Close()
lastErr = fmt.Errorf("server error: HTTP %d", resp.StatusCode)
if attempt < config.MaxRetries {
GoLog("[HTTP] Server error %d, retrying in %v...\n", resp.StatusCode, delay)
time.Sleep(delay)
delay = calculateNextDelay(delay, config)
}
@@ -213,11 +182,16 @@ func DoRequestWithRetry(client *http.Client, req *http.Request, config RetryConf
return nil, fmt.Errorf("request failed after %d retries: %w", config.MaxRetries+1, lastErr)
}
// calculateNextDelay calculates the next delay with exponential backoff
func calculateNextDelay(currentDelay time.Duration, config RetryConfig) time.Duration {
nextDelay := time.Duration(float64(currentDelay) * config.BackoffFactor)
return min(nextDelay, config.MaxDelay)
if nextDelay > config.MaxDelay {
nextDelay = config.MaxDelay
}
return nextDelay
}
// getRetryAfterDuration parses Retry-After header and returns duration
// Returns 60 seconds as default if header is missing or invalid
func getRetryAfterDuration(resp *http.Response) time.Duration {
retryAfter := resp.Header.Get("Retry-After")
@@ -260,6 +234,7 @@ func ReadResponseBody(resp *http.Response) ([]byte, error) {
return body, nil
}
// ValidateResponse checks if response is valid (non-nil, status 2xx)
func ValidateResponse(resp *http.Response) error {
if resp == nil {
return fmt.Errorf("response is nil")
@@ -287,169 +262,3 @@ func BuildErrorMessage(apiURL string, statusCode int, responsePreview string) st
}
return msg
}
type ISPBlockingError struct {
Domain string
Reason string
OriginalErr error
}
func (e *ISPBlockingError) Error() string {
return fmt.Sprintf("ISP blocking detected for %s: %s", e.Domain, e.Reason)
}
// IsISPBlocking checks if an error is likely caused by ISP blocking
// Returns the ISPBlockingError if detected, nil otherwise
func IsISPBlocking(err error, requestURL string) *ISPBlockingError {
if err == nil {
return nil
}
// Extract domain from URL
domain := extractDomain(requestURL)
errStr := strings.ToLower(err.Error())
// Check for DNS resolution failure (common ISP blocking method)
var dnsErr *net.DNSError
if errors.As(err, &dnsErr) {
if dnsErr.IsNotFound || dnsErr.IsTemporary {
return &ISPBlockingError{
Domain: domain,
Reason: "DNS resolution failed - domain may be blocked by ISP",
OriginalErr: err,
}
}
}
// Check for connection refused (ISP firewall blocking)
var opErr *net.OpError
if errors.As(err, &opErr) {
if opErr.Op == "dial" {
// Check for specific syscall errors
var syscallErr syscall.Errno
if errors.As(opErr.Err, &syscallErr) {
switch syscallErr {
case syscall.ECONNREFUSED:
return &ISPBlockingError{
Domain: domain,
Reason: "Connection refused - port may be blocked by ISP/firewall",
OriginalErr: err,
}
case syscall.ECONNRESET:
return &ISPBlockingError{
Domain: domain,
Reason: "Connection reset - ISP may be intercepting traffic",
OriginalErr: err,
}
case syscall.ETIMEDOUT:
return &ISPBlockingError{
Domain: domain,
Reason: "Connection timed out - ISP may be blocking access",
OriginalErr: err,
}
case syscall.ENETUNREACH:
return &ISPBlockingError{
Domain: domain,
Reason: "Network unreachable - ISP may be blocking route",
OriginalErr: err,
}
case syscall.EHOSTUNREACH:
return &ISPBlockingError{
Domain: domain,
Reason: "Host unreachable - ISP may be blocking destination",
OriginalErr: err,
}
}
}
}
}
// Check for TLS handshake failure (ISP MITM or blocking HTTPS)
var tlsErr *tls.RecordHeaderError
if errors.As(err, &tlsErr) {
return &ISPBlockingError{
Domain: domain,
Reason: "TLS handshake failed - ISP may be intercepting HTTPS traffic",
OriginalErr: err,
}
}
// Check error message patterns for common ISP blocking indicators
blockingPatterns := []struct {
pattern string
reason string
}{
{"connection reset by peer", "Connection reset - ISP may be intercepting traffic"},
{"connection refused", "Connection refused - port may be blocked"},
{"no such host", "DNS lookup failed - domain may be blocked by ISP"},
{"i/o timeout", "Connection timed out - ISP may be blocking access"},
{"network is unreachable", "Network unreachable - ISP may be blocking route"},
{"tls: ", "TLS error - ISP may be intercepting HTTPS traffic"},
{"certificate", "Certificate error - ISP may be using MITM proxy"},
{"eof", "Connection closed unexpectedly - ISP may be blocking"},
{"context deadline exceeded", "Request timed out - ISP may be throttling"},
}
for _, bp := range blockingPatterns {
if strings.Contains(errStr, bp.pattern) {
return &ISPBlockingError{
Domain: domain,
Reason: bp.reason,
OriginalErr: err,
}
}
}
return nil
}
// Returns true if ISP blocking was detected
func CheckAndLogISPBlocking(err error, requestURL string, tag string) bool {
ispErr := IsISPBlocking(err, requestURL)
if ispErr != nil {
LogError(tag, "ISP BLOCKING DETECTED: %s", ispErr.Error())
LogError(tag, "Domain: %s", ispErr.Domain)
LogError(tag, "Reason: %s", ispErr.Reason)
LogError(tag, "Original error: %v", ispErr.OriginalErr)
LogError(tag, "Suggestion: Try using a VPN or changing your DNS to 1.1.1.1 or 8.8.8.8")
return true
}
return false
}
// extractDomain extracts the domain from a URL string
func extractDomain(rawURL string) string {
if rawURL == "" {
return "unknown"
}
parsed, err := url.Parse(rawURL)
if err != nil {
// Try to extract domain manually
rawURL = strings.TrimPrefix(rawURL, "https://")
rawURL = strings.TrimPrefix(rawURL, "http://")
if idx := strings.Index(rawURL, "/"); idx > 0 {
return rawURL[:idx]
}
return rawURL
}
if parsed.Host != "" {
return parsed.Host
}
return "unknown"
}
// If ISP blocking is detected, returns a more descriptive error
func WrapErrorWithISPCheck(err error, requestURL string, tag string) error {
if err == nil {
return nil
}
if CheckAndLogISPBlocking(err, requestURL, tag) {
domain := extractDomain(requestURL)
return fmt.Errorf("ISP blocking detected for %s - try using VPN or change DNS to 1.1.1.1/8.8.8.8: %w", domain, err)
}
return err
}
-27
View File
@@ -1,27 +0,0 @@
//go:build ios
package gobackend
import (
"net/http"
)
// iOS version: uTLS is not supported on iOS due to cgo DNS resolver issues
// Fall back to standard HTTP client
// GetCloudflareBypassClient returns the standard HTTP client on iOS
// uTLS is not available on iOS due to cgo DNS resolver compatibility issues
func GetCloudflareBypassClient() *http.Client {
return sharedClient
}
// DoRequestWithCloudflareBypass on iOS just uses the standard client
// uTLS Chrome fingerprint bypass is not available on iOS
func DoRequestWithCloudflareBypass(req *http.Request) (*http.Response, error) {
req.Header.Set("User-Agent", getRandomUserAgent())
resp, err := sharedClient.Do(req)
if err != nil {
CheckAndLogISPBlocking(err, req.URL.String(), "HTTP")
}
return resp, err
}
-188
View File
@@ -1,188 +0,0 @@
//go:build !ios
package gobackend
import (
"context"
"crypto/tls"
"io"
"net"
"net/http"
"net/url"
"strings"
"sync"
utls "github.com/refraction-networking/utls"
"golang.org/x/net/http2"
)
// uTLS transport that mimics Chrome's TLS fingerprint to bypass Cloudflare
// Uses HTTP/2 for optimal performance as uTLS works best with HTTP/2
type utlsTransport struct {
dialer *net.Dialer
mu sync.Mutex
h2Transports map[string]*http2.Transport
}
func newUTLSTransport() *utlsTransport {
return &utlsTransport{
dialer: &net.Dialer{
Timeout: 30 * Second,
KeepAlive: 30 * Second,
},
h2Transports: make(map[string]*http2.Transport),
}
}
func (t *utlsTransport) RoundTrip(req *http.Request) (*http.Response, error) {
// For non-HTTPS, use standard transport
if req.URL.Scheme != "https" {
return sharedTransport.RoundTrip(req)
}
host := req.URL.Hostname()
port := t.getPort(req.URL)
addr := net.JoinHostPort(host, port)
// Dial TCP connection
conn, err := t.dialer.DialContext(req.Context(), "tcp", addr)
if err != nil {
return nil, err
}
// Create uTLS connection with Chrome fingerprint (supports HTTP/2 ALPN)
tlsConn := utls.UClient(conn, &utls.Config{
ServerName: host,
NextProtos: []string{"h2", "http/1.1"}, // Prefer HTTP/2
}, utls.HelloChrome_Auto)
// Perform TLS handshake
if err := tlsConn.Handshake(); err != nil {
conn.Close()
return nil, err
}
// Check if server supports HTTP/2
negotiatedProto := tlsConn.ConnectionState().NegotiatedProtocol
if negotiatedProto == "h2" {
// Use HTTP/2 transport
h2Transport := &http2.Transport{
DialTLSContext: func(ctx context.Context, network, addr string, cfg *tls.Config) (net.Conn, error) {
return tlsConn, nil
},
AllowHTTP: false,
DisableCompression: false,
}
return h2Transport.RoundTrip(req)
}
// Fallback to HTTP/1.1
transport := &http.Transport{
DialTLSContext: func(ctx context.Context, network, addr string) (net.Conn, error) {
return tlsConn, nil
},
DisableKeepAlives: true,
}
return transport.RoundTrip(req)
}
func (t *utlsTransport) getPort(u *url.URL) string {
if u.Port() != "" {
return u.Port()
}
if u.Scheme == "https" {
return "443"
}
return "80"
}
// Cloudflare bypass client using uTLS Chrome fingerprint
var cloudflareBypassTransport = newUTLSTransport()
var cloudflareBypassClient = &http.Client{
Transport: cloudflareBypassTransport,
Timeout: DefaultTimeout,
}
// GetCloudflareBypassClient returns an HTTP client that mimics Chrome's TLS fingerprint
// Use this when requests are blocked by Cloudflare (common when using VPN)
func GetCloudflareBypassClient() *http.Client {
return cloudflareBypassClient
}
// DoRequestWithCloudflareBypass attempts request with standard client first,
// then retries with uTLS Chrome fingerprint if Cloudflare blocks it.
// This is useful when using VPN as Cloudflare detects Go's default TLS fingerprint.
func DoRequestWithCloudflareBypass(req *http.Request) (*http.Response, error) {
req.Header.Set("User-Agent", getRandomUserAgent())
// Try with standard client first
resp, err := sharedClient.Do(req)
if err == nil {
// Check for Cloudflare challenge page (403 with specific markers)
if resp.StatusCode == 403 || resp.StatusCode == 503 {
body, readErr := io.ReadAll(resp.Body)
resp.Body.Close()
if readErr == nil {
bodyStr := strings.ToLower(string(body))
cloudflareMarkers := []string{
"cloudflare", "cf-ray", "checking your browser",
"please wait", "ddos protection", "ray id",
"enable javascript", "challenge-platform",
}
isCloudflare := false
for _, marker := range cloudflareMarkers {
if strings.Contains(bodyStr, marker) {
isCloudflare = true
break
}
}
if isCloudflare {
LogDebug("HTTP", "Cloudflare detected, retrying with Chrome TLS fingerprint...")
// Clone request for retry
reqCopy := req.Clone(req.Context())
reqCopy.Header.Set("User-Agent", getRandomUserAgent())
// Retry with uTLS Chrome fingerprint
return cloudflareBypassClient.Do(reqCopy)
}
}
// Not Cloudflare, return original response (recreate body)
return &http.Response{
Status: resp.Status,
StatusCode: resp.StatusCode,
Header: resp.Header,
Body: io.NopCloser(strings.NewReader(string(body))),
}, nil
}
return resp, nil
}
// Check if error might be TLS-related (Cloudflare blocking)
errStr := strings.ToLower(err.Error())
tlsRelated := strings.Contains(errStr, "tls") ||
strings.Contains(errStr, "handshake") ||
strings.Contains(errStr, "certificate") ||
strings.Contains(errStr, "connection reset")
if tlsRelated {
LogDebug("HTTP", "TLS error detected, retrying with Chrome TLS fingerprint: %v", err)
// Clone request for retry
reqCopy := req.Clone(req.Context())
reqCopy.Header.Set("User-Agent", getRandomUserAgent())
// Retry with uTLS Chrome fingerprint
return cloudflareBypassClient.Do(reqCopy)
}
CheckAndLogISPBlocking(err, req.URL.String(), "HTTP")
return nil, err
}
-189
View File
@@ -1,189 +0,0 @@
package gobackend
import (
"bytes"
"encoding/json"
"fmt"
"net/http"
"strings"
"sync"
"time"
)
// IDHSClient is a client for I Don't Have Spotify API
// Used as fallback when SongLink fails or is rate limited
type IDHSClient struct {
client *http.Client
}
var (
globalIDHSClient *IDHSClient
idhsClientOnce sync.Once
idhsRateLimiter = NewRateLimiter(8, time.Minute) // 8 req/min (below 10 limit)
)
// IDHSSearchRequest represents the request body for IDHS API
type IDHSSearchRequest struct {
Link string `json:"link"`
Adapters []string `json:"adapters,omitempty"`
}
// IDHSSearchResponse represents the response from IDHS API
type IDHSSearchResponse struct {
ID string `json:"id"`
Type string `json:"type"` // song, album, artist, podcast, show
Title string `json:"title"`
Description string `json:"description"`
Image string `json:"image,omitempty"`
Audio string `json:"audio,omitempty"`
Source string `json:"source"`
UniversalLink string `json:"universalLink"`
Links []IDHSLink `json:"links"`
}
// IDHSLink represents a link to a streaming platform
type IDHSLink struct {
Type string `json:"type"` // spotify, youTube, appleMusic, deezer, soundCloud, tidal
URL string `json:"url"`
IsVerified bool `json:"isVerified,omitempty"`
NotAvailable bool `json:"notAvailable,omitempty"`
}
// NewIDHSClient creates a new IDHS client
func NewIDHSClient() *IDHSClient {
idhsClientOnce.Do(func() {
globalIDHSClient = &IDHSClient{
client: NewHTTPClientWithTimeout(15 * time.Second),
}
})
return globalIDHSClient
}
// Search converts a music link to links on other platforms
func (c *IDHSClient) Search(link string, adapters []string) (*IDHSSearchResponse, error) {
idhsRateLimiter.WaitForSlot()
reqBody := IDHSSearchRequest{
Link: link,
Adapters: adapters,
}
jsonBody, err := json.Marshal(reqBody)
if err != nil {
return nil, fmt.Errorf("failed to marshal request: %w", err)
}
req, err := http.NewRequest("POST", "https://idonthavespotify.sjdonado.com/api/search?v=1", bytes.NewBuffer(jsonBody))
if err != nil {
return nil, fmt.Errorf("failed to create request: %w", err)
}
req.Header.Set("Content-Type", "application/json")
req.Header.Set("User-Agent", getRandomUserAgent())
resp, err := c.client.Do(req)
if err != nil {
return nil, fmt.Errorf("request failed: %w", err)
}
defer resp.Body.Close()
if resp.StatusCode == 400 {
return nil, fmt.Errorf("invalid link or missing parameters")
}
if resp.StatusCode == 429 {
return nil, fmt.Errorf("IDHS rate limit exceeded")
}
if resp.StatusCode == 500 {
return nil, fmt.Errorf("IDHS processing failed")
}
if resp.StatusCode != 200 {
return nil, fmt.Errorf("IDHS API returned status %d", resp.StatusCode)
}
body, err := ReadResponseBody(resp)
if err != nil {
return nil, fmt.Errorf("failed to read response: %w", err)
}
var result IDHSSearchResponse
if err := json.Unmarshal(body, &result); err != nil {
return nil, fmt.Errorf("failed to decode response: %w", err)
}
return &result, nil
}
// GetAvailabilityFromSpotify checks track availability using IDHS as fallback
func (c *IDHSClient) GetAvailabilityFromSpotify(spotifyTrackID string) (*TrackAvailability, error) {
spotifyURL := fmt.Sprintf("https://open.spotify.com/track/%s", spotifyTrackID)
// Request only the platforms we need
adapters := []string{"tidal", "deezer"}
result, err := c.Search(spotifyURL, adapters)
if err != nil {
return nil, err
}
availability := &TrackAvailability{
SpotifyID: spotifyTrackID,
}
for _, link := range result.Links {
if link.NotAvailable {
continue
}
switch strings.ToLower(link.Type) {
case "tidal":
availability.Tidal = true
availability.TidalURL = link.URL
case "deezer":
availability.Deezer = true
availability.DeezerURL = link.URL
availability.DeezerID = extractDeezerIDFromURL(link.URL)
}
}
LogDebug("IDHS", "Availability from Spotify %s: Tidal=%v, Deezer=%v",
spotifyTrackID, availability.Tidal, availability.Deezer)
return availability, nil
}
// GetAvailabilityFromDeezer checks track availability using IDHS
func (c *IDHSClient) GetAvailabilityFromDeezer(deezerTrackID string) (*TrackAvailability, error) {
deezerURL := fmt.Sprintf("https://www.deezer.com/track/%s", deezerTrackID)
// Request only the platforms we need
adapters := []string{"spotify", "tidal"}
result, err := c.Search(deezerURL, adapters)
if err != nil {
return nil, err
}
availability := &TrackAvailability{
Deezer: true,
DeezerID: deezerTrackID,
}
for _, link := range result.Links {
if link.NotAvailable {
continue
}
switch strings.ToLower(link.Type) {
case "spotify":
availability.SpotifyID = extractSpotifyIDFromURL(link.URL)
case "tidal":
availability.Tidal = true
availability.TidalURL = link.URL
}
}
LogDebug("IDHS", "Availability from Deezer %s: Spotify=%s, Tidal=%v",
deezerTrackID, availability.SpotifyID, availability.Tidal)
return availability, nil
}
-195
View File
@@ -1,195 +0,0 @@
package gobackend
import (
"encoding/json"
"fmt"
"strings"
"sync"
"time"
)
type LogEntry struct {
Timestamp string `json:"timestamp"`
Level string `json:"level"`
Tag string `json:"tag"`
Message string `json:"message"`
}
type LogBuffer struct {
entries []LogEntry
maxSize int
mu sync.RWMutex
loggingEnabled bool
}
var (
globalLogBuffer *LogBuffer
logBufferOnce sync.Once
)
// GetLogBuffer returns the singleton log buffer instance
func GetLogBuffer() *LogBuffer {
logBufferOnce.Do(func() {
globalLogBuffer = &LogBuffer{
entries: make([]LogEntry, 0, 1000),
maxSize: 1000,
loggingEnabled: false, // Default: disabled for performance (user can enable in settings)
}
})
return globalLogBuffer
}
func (lb *LogBuffer) SetLoggingEnabled(enabled bool) {
lb.mu.Lock()
defer lb.mu.Unlock()
lb.loggingEnabled = enabled
}
// IsLoggingEnabled returns whether logging is enabled
func (lb *LogBuffer) IsLoggingEnabled() bool {
lb.mu.RLock()
defer lb.mu.RUnlock()
return lb.loggingEnabled
}
func (lb *LogBuffer) Add(level, tag, message string) {
lb.mu.Lock()
defer lb.mu.Unlock()
if !lb.loggingEnabled && level != "ERROR" && level != "FATAL" {
return
}
entry := LogEntry{
Timestamp: time.Now().Format("15:04:05.000"),
Level: level,
Tag: tag,
Message: message,
}
if len(lb.entries) >= lb.maxSize {
lb.entries = lb.entries[1:]
}
lb.entries = append(lb.entries, entry)
fmt.Printf("[%s] %s\n", tag, message)
}
// GetAll returns all log entries as JSON
func (lb *LogBuffer) GetAll() string {
lb.mu.RLock()
defer lb.mu.RUnlock()
jsonBytes, _ := json.Marshal(lb.entries)
return string(jsonBytes)
}
func (lb *LogBuffer) getSince(index int) ([]LogEntry, int) {
lb.mu.RLock()
defer lb.mu.RUnlock()
if index < 0 {
index = 0
}
if index >= len(lb.entries) {
return []LogEntry{}, len(lb.entries)
}
entries := lb.entries[index:]
return entries, len(lb.entries)
}
// Clear clears all log entries
func (lb *LogBuffer) Clear() {
lb.mu.Lock()
defer lb.mu.Unlock()
lb.entries = lb.entries[:0]
}
// Count returns the number of log entries
func (lb *LogBuffer) Count() int {
lb.mu.RLock()
defer lb.mu.RUnlock()
return len(lb.entries)
}
// Helper functions for logging with different levels
func LogDebug(tag, format string, args ...interface{}) {
GetLogBuffer().Add("DEBUG", tag, fmt.Sprintf(format, args...))
}
func LogInfo(tag, format string, args ...interface{}) {
GetLogBuffer().Add("INFO", tag, fmt.Sprintf(format, args...))
}
func LogWarn(tag, format string, args ...interface{}) {
GetLogBuffer().Add("WARN", tag, fmt.Sprintf(format, args...))
}
func LogError(tag, format string, args ...interface{}) {
GetLogBuffer().Add("ERROR", tag, fmt.Sprintf(format, args...))
}
// GoLog is a drop-in replacement for fmt.Printf that also logs to buffer
// It parses the tag from the format string if it starts with [Tag]
func GoLog(format string, args ...interface{}) {
message := fmt.Sprintf(format, args...)
message = strings.TrimSuffix(message, "\n")
// Extract tag from message if present (e.g., "[Tidal] message")
tag := "Go"
level := "INFO"
if strings.HasPrefix(message, "[") {
endBracket := strings.Index(message, "]")
if endBracket > 1 {
tag = message[1:endBracket]
message = strings.TrimSpace(message[endBracket+1:])
}
}
// Determine level from message content
msgLower := strings.ToLower(message)
if strings.Contains(msgLower, "error") || strings.Contains(msgLower, "failed") {
level = "ERROR"
} else if strings.Contains(msgLower, "warning") || strings.Contains(msgLower, "warn") {
level = "WARN"
} else if strings.Contains(msgLower, "success") || strings.Contains(msgLower, "match found") {
level = "INFO"
} else if strings.Contains(msgLower, "searching") || strings.Contains(msgLower, "trying") || strings.Contains(msgLower, "found") {
level = "DEBUG"
}
GetLogBuffer().Add(level, tag, message)
}
// Exported functions for Flutter
// GetLogs returns all logs as JSON array
func GetLogs() string {
return GetLogBuffer().GetAll()
}
// GetLogsSince returns logs since the given index
// Returns JSON: {"logs": [...], "next_index": N}
func GetLogsSince(index int) string {
entries, nextIndex := GetLogBuffer().getSince(index)
logsJson, _ := json.Marshal(entries)
result := fmt.Sprintf(`{"logs":%s,"next_index":%d}`, string(logsJson), nextIndex)
return result
}
// ClearLogs clears all logs
func ClearLogs() {
GetLogBuffer().Clear()
}
// GetLogCount returns the number of log entries
func GetLogCount() int {
return GetLogBuffer().Count()
}
// SetLoggingEnabled enables or disables logging from Flutter
func SetLoggingEnabled(enabled bool) {
GetLogBuffer().SetLoggingEnabled(enabled)
}
+20 -239
View File
@@ -3,93 +3,14 @@ package gobackend
import (
"encoding/json"
"fmt"
"math"
"net/http"
"net/url"
"os"
"path/filepath"
"regexp"
"strconv"
"strings"
"sync"
"time"
)
const (
lyricsCacheTTL = 24 * time.Hour
durationToleranceSec = 10.0
)
type lyricsCacheEntry struct {
response *LyricsResponse
expiresAt time.Time
}
type lyricsCache struct {
mu sync.RWMutex
cache map[string]*lyricsCacheEntry
}
var globalLyricsCache = &lyricsCache{
cache: make(map[string]*lyricsCacheEntry),
}
func (c *lyricsCache) generateKey(artist, track string, durationSec float64) string {
normalizedArtist := strings.ToLower(strings.TrimSpace(artist))
normalizedTrack := strings.ToLower(strings.TrimSpace(track))
roundedDuration := math.Round(durationSec/10) * 10
return fmt.Sprintf("%s|%s|%.0f", normalizedArtist, normalizedTrack, roundedDuration)
}
func (c *lyricsCache) Get(artist, track string, durationSec float64) (*LyricsResponse, bool) {
c.mu.RLock()
defer c.mu.RUnlock()
key := c.generateKey(artist, track, durationSec)
entry, exists := c.cache[key]
if !exists {
return nil, false
}
if time.Now().After(entry.expiresAt) {
return nil, false
}
return entry.response, true
}
func (c *lyricsCache) Set(artist, track string, durationSec float64, response *LyricsResponse) {
c.mu.Lock()
defer c.mu.Unlock()
key := c.generateKey(artist, track, durationSec)
c.cache[key] = &lyricsCacheEntry{
response: response,
expiresAt: time.Now().Add(lyricsCacheTTL),
}
}
func (c *lyricsCache) CleanExpired() int {
c.mu.Lock()
defer c.mu.Unlock()
now := time.Now()
cleaned := 0
for key, entry := range c.cache {
if now.After(entry.expiresAt) {
delete(c.cache, key)
cleaned++
}
}
return cleaned
}
func (c *lyricsCache) Size() int {
c.mu.RLock()
defer c.mu.RUnlock()
return len(c.cache)
}
type LRCLibResponse struct {
ID int `json:"id"`
Name string `json:"name"`
@@ -123,7 +44,9 @@ type LyricsClient struct {
func NewLyricsClient() *LyricsClient {
return &LyricsClient{
httpClient: NewHTTPClientWithTimeout(15 * time.Second),
httpClient: &http.Client{
Timeout: 15 * time.Second,
},
}
}
@@ -163,7 +86,7 @@ func (c *LyricsClient) FetchLyricsWithMetadata(artist, track string) (*LyricsRes
return c.parseLRCLibResponse(&lrcResp), nil
}
func (c *LyricsClient) FetchLyricsFromLRCLibSearch(query string, durationSec float64) (*LyricsResponse, error) {
func (c *LyricsClient) FetchLyricsFromLRCLibSearch(query string) (*LyricsResponse, error) {
baseURL := "https://lrclib.net/api/search"
params := url.Values{}
params.Set("q", query)
@@ -195,11 +118,6 @@ func (c *LyricsClient) FetchLyricsFromLRCLibSearch(query string, durationSec flo
return nil, fmt.Errorf("no lyrics found")
}
bestMatch := c.findBestMatch(results, durationSec)
if bestMatch != nil {
return c.parseLRCLibResponse(bestMatch), nil
}
for _, result := range results {
if result.SyncedLyrics != "" {
return c.parseLRCLibResponse(&result), nil
@@ -209,101 +127,38 @@ func (c *LyricsClient) FetchLyricsFromLRCLibSearch(query string, durationSec flo
return c.parseLRCLibResponse(&results[0]), nil
}
func (c *LyricsClient) findBestMatch(results []LRCLibResponse, targetDurationSec float64) *LRCLibResponse {
var bestSynced *LRCLibResponse
var bestPlain *LRCLibResponse
for i := range results {
result := &results[i]
durationMatches := targetDurationSec == 0 || c.durationMatches(result.Duration, targetDurationSec)
if durationMatches {
if result.SyncedLyrics != "" && bestSynced == nil {
bestSynced = result
} else if result.PlainLyrics != "" && bestPlain == nil {
bestPlain = result
}
}
}
if bestSynced != nil {
return bestSynced
}
return bestPlain
}
func (c *LyricsClient) durationMatches(lrcDuration, targetDuration float64) bool {
diff := math.Abs(lrcDuration - targetDuration)
return diff <= durationToleranceSec
}
// durationSec: track duration in seconds for matching, use 0 to skip duration matching
func (c *LyricsClient) FetchLyricsAllSources(spotifyID, trackName, artistName string, durationSec float64) (*LyricsResponse, error) {
// Normalize artist name - take first artist before comma/semicolon for better matching
primaryArtist := normalizeArtistName(artistName)
// Check cache first (use original artist name for cache key)
if cached, found := globalLyricsCache.Get(artistName, trackName, durationSec); found {
fmt.Printf("[Lyrics] Cache hit for: %s - %s\n", artistName, trackName)
cachedCopy := *cached
cachedCopy.Source = cached.Source + " (cached)"
return &cachedCopy, nil
}
var lyrics *LyricsResponse
var err error
// Helper to check if lyrics result is valid (has lines OR is instrumental)
isValidResult := func(l *LyricsResponse) bool {
return l != nil && (len(l.Lines) > 0 || l.Instrumental)
}
// Try exact match first with primary artist
lyrics, err = c.FetchLyricsWithMetadata(primaryArtist, trackName)
if err == nil && isValidResult(lyrics) {
func (c *LyricsClient) FetchLyricsAllSources(spotifyID, trackName, artistName string) (*LyricsResponse, error) {
// Strategy 1: Direct match with artist and track name
lyrics, err := c.FetchLyricsWithMetadata(artistName, trackName)
if err == nil && lyrics != nil && len(lyrics.Lines) > 0 {
lyrics.Source = "LRCLIB"
globalLyricsCache.Set(artistName, trackName, durationSec, lyrics)
return lyrics, nil
}
// Try with full artist name if different from primary
if primaryArtist != artistName {
lyrics, err = c.FetchLyricsWithMetadata(artistName, trackName)
if err == nil && isValidResult(lyrics) {
lyrics.Source = "LRCLIB"
globalLyricsCache.Set(artistName, trackName, durationSec, lyrics)
return lyrics, nil
}
}
// Try with simplified track name
// Strategy 2: Try with simplified track name
simplifiedTrack := simplifyTrackName(trackName)
if simplifiedTrack != trackName {
lyrics, err = c.FetchLyricsWithMetadata(primaryArtist, simplifiedTrack)
if err == nil && isValidResult(lyrics) {
lyrics, err = c.FetchLyricsWithMetadata(artistName, simplifiedTrack)
if err == nil && lyrics != nil && len(lyrics.Lines) > 0 {
lyrics.Source = "LRCLIB (simplified)"
globalLyricsCache.Set(artistName, trackName, durationSec, lyrics)
return lyrics, nil
}
}
// Search with duration matching (use primary artist for search)
query := primaryArtist + " " + trackName
lyrics, err = c.FetchLyricsFromLRCLibSearch(query, durationSec)
if err == nil && isValidResult(lyrics) {
// Strategy 3: Search with full query
query := artistName + " " + trackName
lyrics, err = c.FetchLyricsFromLRCLibSearch(query)
if err == nil && lyrics != nil && len(lyrics.Lines) > 0 {
lyrics.Source = "LRCLIB Search"
globalLyricsCache.Set(artistName, trackName, durationSec, lyrics)
return lyrics, nil
}
// Search with simplified name and duration matching
// Strategy 4: Search with simplified query
if simplifiedTrack != trackName {
query = primaryArtist + " " + simplifiedTrack
lyrics, err = c.FetchLyricsFromLRCLibSearch(query, durationSec)
if err == nil && isValidResult(lyrics) {
query = artistName + " " + simplifiedTrack
lyrics, err = c.FetchLyricsFromLRCLibSearch(query)
if err == nil && lyrics != nil && len(lyrics.Lines) > 0 {
lyrics.Source = "LRCLIB Search (simplified)"
globalLyricsCache.Set(artistName, trackName, durationSec, lyrics)
return lyrics, nil
}
}
@@ -393,49 +248,15 @@ func msToLRCTimestamp(ms int64) string {
return fmt.Sprintf("[%02d:%02d.%02d]", minutes, seconds, centiseconds)
}
// Use convertToLRCWithMetadata for full LRC with headers
// Kept for potential future use
// func convertToLRC(lyrics *LyricsResponse) string {
// if lyrics == nil || len(lyrics.Lines) == 0 {
// return ""
// }
//
// var builder strings.Builder
//
// if lyrics.SyncType == "LINE_SYNCED" {
// for _, line := range lyrics.Lines {
// timestamp := msToLRCTimestamp(line.StartTimeMs)
// builder.WriteString(timestamp)
// builder.WriteString(line.Words)
// builder.WriteString("\n")
// }
// } else {
// for _, line := range lyrics.Lines {
// builder.WriteString(line.Words)
// builder.WriteString("\n")
// }
// }
//
// return builder.String()
// }
func convertToLRCWithMetadata(lyrics *LyricsResponse, trackName, artistName string) string {
func convertToLRC(lyrics *LyricsResponse) string {
if lyrics == nil || len(lyrics.Lines) == 0 {
return ""
}
var builder strings.Builder
builder.WriteString(fmt.Sprintf("[ti:%s]\n", trackName))
builder.WriteString(fmt.Sprintf("[ar:%s]\n", artistName))
builder.WriteString("[by:SpotiFLAC-Mobile]\n")
builder.WriteString("\n")
if lyrics.SyncType == "LINE_SYNCED" {
for _, line := range lyrics.Lines {
if line.Words == "" {
continue
}
timestamp := msToLRCTimestamp(line.StartTimeMs)
builder.WriteString(timestamp)
builder.WriteString(line.Words)
@@ -443,9 +264,6 @@ func convertToLRCWithMetadata(lyrics *LyricsResponse, trackName, artistName stri
}
} else {
for _, line := range lyrics.Lines {
if line.Words == "" {
continue
}
builder.WriteString(line.Words)
builder.WriteString("\n")
}
@@ -479,40 +297,3 @@ func simplifyTrackName(name string) string {
return strings.TrimSpace(result)
}
// normalizeArtistName extracts the primary artist from multi-artist strings
// e.g., "HOYO-MiX, AURORA" -> "HOYO-MiX"
// e.g., "Artist1; Artist2" -> "Artist1"
func normalizeArtistName(name string) string {
// Split by common separators: ", " or "; " or " & " or " feat. " or " ft. "
separators := []string{", ", "; ", " & ", " feat. ", " ft. ", " featuring ", " with "}
result := name
for _, sep := range separators {
if idx := strings.Index(strings.ToLower(result), strings.ToLower(sep)); idx > 0 {
result = result[:idx]
break
}
}
return strings.TrimSpace(result)
}
func SaveLRCFile(audioFilePath, lrcContent string) (string, error) {
if lrcContent == "" {
return "", fmt.Errorf("empty LRC content")
}
dir := filepath.Dir(audioFilePath)
ext := filepath.Ext(audioFilePath)
baseName := strings.TrimSuffix(filepath.Base(audioFilePath), ext)
lrcFilePath := filepath.Join(dir, baseName+".lrc")
if err := os.WriteFile(lrcFilePath, []byte(lrcContent), 0644); err != nil {
return "", fmt.Errorf("failed to write LRC file: %w", err)
}
GoLog("[Lyrics] Saved LRC file: %s\n", lrcFilePath)
return lrcFilePath, nil
}
+71 -725
View File
File diff suppressed because it is too large Load Diff
-10
View File
@@ -1,10 +0,0 @@
// mobile_deps.go
// This file ensures gomobile dependencies are not removed by go mod tidy.
// These packages are required by gomobile bind but not directly imported in code.
package gobackend
import (
// Required for gomobile bind to work
_ "golang.org/x/mobile/bind"
)
+59 -62
View File
@@ -6,6 +6,11 @@ import (
"time"
)
// ========================================
// ISRC to Track ID Cache
// ========================================
// TrackIDCacheEntry holds cached track ID with metadata
type TrackIDCacheEntry struct {
TidalTrackID int64
QobuzTrackID int64
@@ -13,13 +18,11 @@ type TrackIDCacheEntry struct {
ExpiresAt time.Time
}
// TrackIDCache caches ISRC to track ID mappings
type TrackIDCache struct {
cache map[string]*TrackIDCacheEntry
mu sync.RWMutex
ttl time.Duration
// Cleanup is triggered on writes at a fixed interval to avoid unbounded growth.
lastCleanup time.Time
cleanupInterval time.Duration
}
var (
@@ -27,49 +30,30 @@ var (
trackIDCacheOnce sync.Once
)
// GetTrackIDCache returns the global track ID cache
func GetTrackIDCache() *TrackIDCache {
trackIDCacheOnce.Do(func() {
globalTrackIDCache = &TrackIDCache{
cache: make(map[string]*TrackIDCacheEntry),
ttl: 30 * time.Minute,
cleanupInterval: 5 * time.Minute,
cache: make(map[string]*TrackIDCacheEntry),
ttl: 30 * time.Minute, // Cache for 30 minutes
}
})
return globalTrackIDCache
}
// Get retrieves a cached entry by ISRC
func (c *TrackIDCache) Get(isrc string) *TrackIDCacheEntry {
c.mu.RLock()
defer c.mu.RUnlock()
entry, exists := c.cache[isrc]
if !exists {
c.mu.RUnlock()
if !exists || time.Now().After(entry.ExpiresAt) {
return nil
}
expired := time.Now().After(entry.ExpiresAt)
c.mu.RUnlock()
if !expired {
return entry
}
// Lazily delete expired entry.
c.mu.Lock()
entry, exists = c.cache[isrc]
if exists && time.Now().After(entry.ExpiresAt) {
delete(c.cache, isrc)
}
c.mu.Unlock()
return nil
}
func (c *TrackIDCache) pruneExpiredLocked(now time.Time) {
for key, entry := range c.cache {
if now.After(entry.ExpiresAt) {
delete(c.cache, key)
}
}
return entry
}
// SetTidal caches Tidal track ID for an ISRC
func (c *TrackIDCache) SetTidal(isrc string, trackID int64) {
c.mu.Lock()
defer c.mu.Unlock()
@@ -80,15 +64,10 @@ func (c *TrackIDCache) SetTidal(isrc string, trackID int64) {
c.cache[isrc] = entry
}
entry.TidalTrackID = trackID
now := time.Now()
entry.ExpiresAt = now.Add(c.ttl)
if c.cleanupInterval > 0 && (c.lastCleanup.IsZero() || now.Sub(c.lastCleanup) >= c.cleanupInterval) {
c.pruneExpiredLocked(now)
c.lastCleanup = now
}
entry.ExpiresAt = time.Now().Add(c.ttl)
}
// SetQobuz caches Qobuz track ID for an ISRC
func (c *TrackIDCache) SetQobuz(isrc string, trackID int64) {
c.mu.Lock()
defer c.mu.Unlock()
@@ -99,15 +78,10 @@ func (c *TrackIDCache) SetQobuz(isrc string, trackID int64) {
c.cache[isrc] = entry
}
entry.QobuzTrackID = trackID
now := time.Now()
entry.ExpiresAt = now.Add(c.ttl)
if c.cleanupInterval > 0 && (c.lastCleanup.IsZero() || now.Sub(c.lastCleanup) >= c.cleanupInterval) {
c.pruneExpiredLocked(now)
c.lastCleanup = now
}
entry.ExpiresAt = time.Now().Add(c.ttl)
}
// SetAmazon caches Amazon track ID for an ISRC
func (c *TrackIDCache) SetAmazon(isrc string, trackID string) {
c.mu.Lock()
defer c.mu.Unlock()
@@ -118,27 +92,27 @@ func (c *TrackIDCache) SetAmazon(isrc string, trackID string) {
c.cache[isrc] = entry
}
entry.AmazonTrackID = trackID
now := time.Now()
entry.ExpiresAt = now.Add(c.ttl)
if c.cleanupInterval > 0 && (c.lastCleanup.IsZero() || now.Sub(c.lastCleanup) >= c.cleanupInterval) {
c.pruneExpiredLocked(now)
c.lastCleanup = now
}
entry.ExpiresAt = time.Now().Add(c.ttl)
}
// Clear removes all cached entries
func (c *TrackIDCache) Clear() {
c.mu.Lock()
defer c.mu.Unlock()
c.cache = make(map[string]*TrackIDCacheEntry)
}
// Size returns the number of cached entries
func (c *TrackIDCache) Size() int {
c.mu.RLock()
defer c.mu.RUnlock()
return len(c.cache)
}
// ========================================
// Parallel Download Helper
// ========================================
// ParallelDownloadResult holds results from parallel operations
type ParallelDownloadResult struct {
CoverData []byte
@@ -148,6 +122,8 @@ type ParallelDownloadResult struct {
LyricsErr error
}
// FetchCoverAndLyricsParallel downloads cover and fetches lyrics in parallel
// This runs while the main audio download is happening
func FetchCoverAndLyricsParallel(
coverURL string,
maxQualityCover bool,
@@ -155,11 +131,11 @@ func FetchCoverAndLyricsParallel(
trackName string,
artistName string,
embedLyrics bool,
durationMs int64,
) *ParallelDownloadResult {
result := &ParallelDownloadResult{}
var wg sync.WaitGroup
// Download cover in parallel
if coverURL != "" {
wg.Add(1)
go func() {
@@ -176,20 +152,20 @@ func FetchCoverAndLyricsParallel(
}()
}
// Fetch lyrics in parallel
if embedLyrics {
wg.Add(1)
go func() {
defer wg.Done()
fmt.Println("[Parallel] Starting lyrics fetch...")
client := NewLyricsClient()
durationSec := float64(durationMs) / 1000.0
lyrics, err := client.FetchLyricsAllSources(spotifyID, trackName, artistName, durationSec)
lyrics, err := client.FetchLyricsAllSources(spotifyID, trackName, artistName)
if err != nil {
result.LyricsErr = err
fmt.Printf("[Parallel] Lyrics fetch failed: %v\n", err)
} else if lyrics != nil && len(lyrics.Lines) > 0 {
result.LyricsData = lyrics
result.LyricsLRC = convertToLRCWithMetadata(lyrics, trackName, artistName)
result.LyricsLRC = convertToLRC(lyrics)
fmt.Printf("[Parallel] Lyrics fetched: %d lines\n", len(lyrics.Lines))
} else {
result.LyricsErr = fmt.Errorf("no lyrics found")
@@ -202,6 +178,11 @@ func FetchCoverAndLyricsParallel(
return result
}
// ========================================
// Pre-warm Cache for Album/Playlist
// ========================================
// PreWarmCacheRequest represents a track to pre-warm cache for
type PreWarmCacheRequest struct {
ISRC string
TrackName string
@@ -210,6 +191,8 @@ type PreWarmCacheRequest struct {
Service string // "tidal", "qobuz", "amazon"
}
// PreWarmTrackCache pre-fetches track IDs for multiple tracks (for album/playlist)
// This runs in background while user is viewing the track list
func PreWarmTrackCache(requests []PreWarmCacheRequest) {
if len(requests) == 0 {
return
@@ -218,10 +201,12 @@ func PreWarmTrackCache(requests []PreWarmCacheRequest) {
fmt.Printf("[Cache] Pre-warming cache for %d tracks...\n", len(requests))
cache := GetTrackIDCache()
semaphore := make(chan struct{}, 3)
// Limit concurrent pre-warm requests
semaphore := make(chan struct{}, 3) // Max 3 concurrent
var wg sync.WaitGroup
for _, req := range requests {
// Skip if already cached
if cached := cache.Get(req.ISRC); cached != nil {
continue
}
@@ -229,8 +214,8 @@ func PreWarmTrackCache(requests []PreWarmCacheRequest) {
wg.Add(1)
go func(r PreWarmCacheRequest) {
defer wg.Done()
semaphore <- struct{}{}
defer func() { <-semaphore }()
semaphore <- struct{}{} // Acquire
defer func() { <-semaphore }() // Release
switch r.Service {
case "tidal":
@@ -247,7 +232,7 @@ func PreWarmTrackCache(requests []PreWarmCacheRequest) {
fmt.Printf("[Cache] Pre-warm complete. Cache size: %d\n", cache.Size())
}
func preWarmTidalCache(isrc, _, _ string) {
func preWarmTidalCache(isrc, trackName, artistName string) {
downloader := NewTidalDownloader()
track, err := downloader.SearchTrackByISRC(isrc)
if err == nil && track != nil {
@@ -266,26 +251,38 @@ func preWarmQobuzCache(isrc string) {
}
func preWarmAmazonCache(isrc, spotifyID string) {
// Amazon uses SongLink to get URL, so we pre-warm by checking availability
client := NewSongLinkClient()
availability, err := client.CheckTrackAvailability(spotifyID, isrc)
if err == nil && availability != nil && availability.Amazon {
// Store Amazon URL in cache (using ISRC as key)
GetTrackIDCache().SetAmazon(isrc, availability.AmazonURL)
fmt.Printf("[Cache] Cached Amazon URL for ISRC %s\n", isrc)
}
}
// ========================================
// Exported Functions for Flutter
// ========================================
// PreWarmCache is called from Flutter to pre-warm cache for album/playlist tracks
// tracksJSON is a JSON array of {isrc, track_name, artist_name, service}
func PreWarmCache(tracksJSON string) error {
var requests []PreWarmCacheRequest
go PreWarmTrackCache(requests)
// Parse JSON (simplified - in production use proper JSON parsing)
// For now, this is called from exports.go with proper parsing
go PreWarmTrackCache(requests) // Run in background
return nil
}
// ClearTrackCache clears the track ID cache
func ClearTrackCache() {
GetTrackIDCache().Clear()
fmt.Println("[Cache] Track ID cache cleared")
}
// GetCacheSize returns the current cache size
func GetCacheSize() int {
return GetTrackIDCache().Size()
}
+40 -56
View File
@@ -3,9 +3,10 @@ package gobackend
import (
"encoding/json"
"sync"
"time"
)
// DownloadProgress represents current download progress
// Now unified - returns data from multi-progress system
type DownloadProgress struct {
CurrentFile string `json:"current_file"`
Progress float64 `json:"progress"`
@@ -13,19 +14,20 @@ type DownloadProgress struct {
BytesTotal int64 `json:"bytes_total"`
BytesReceived int64 `json:"bytes_received"`
IsDownloading bool `json:"is_downloading"`
Status string `json:"status"`
Status string `json:"status"` // "downloading", "finalizing", "completed"
}
// ItemProgress represents progress for a single download item
type ItemProgress struct {
ItemID string `json:"item_id"`
BytesTotal int64 `json:"bytes_total"`
BytesReceived int64 `json:"bytes_received"`
Progress float64 `json:"progress"`
SpeedMBps float64 `json:"speed_mbps"`
Progress float64 `json:"progress"` // 0.0 to 1.0
IsDownloading bool `json:"is_downloading"`
Status string `json:"status"`
Status string `json:"status"` // "downloading", "finalizing", "completed"
}
// MultiProgress holds progress for multiple concurrent downloads
type MultiProgress struct {
Items map[string]*ItemProgress `json:"items"`
}
@@ -34,18 +36,22 @@ var (
downloadDir string
downloadDirMu sync.RWMutex
// Multi-download progress tracking (unified system)
multiProgress = MultiProgress{Items: make(map[string]*ItemProgress)}
multiMu sync.RWMutex
)
// getProgress returns current download progress from multi-progress system
// Returns first active item's progress for backward compatibility
func getProgress() DownloadProgress {
multiMu.RLock()
defer multiMu.RUnlock()
// Find first active item
for _, item := range multiProgress.Items {
return DownloadProgress{
CurrentFile: item.ItemID,
Progress: item.Progress * 100,
Progress: item.Progress * 100, // Convert to percentage
BytesTotal: item.BytesTotal,
BytesReceived: item.BytesReceived,
IsDownloading: item.IsDownloading,
@@ -56,6 +62,7 @@ func getProgress() DownloadProgress {
return DownloadProgress{}
}
// GetMultiProgress returns progress for all active downloads as JSON
func GetMultiProgress() string {
multiMu.RLock()
defer multiMu.RUnlock()
@@ -67,6 +74,7 @@ func GetMultiProgress() string {
return string(jsonBytes)
}
// GetItemProgress returns progress for a specific item as JSON
func GetItemProgress(itemID string) string {
multiMu.RLock()
defer multiMu.RUnlock()
@@ -116,20 +124,6 @@ func SetItemBytesReceived(itemID string, received int64) {
}
}
// SetItemBytesReceivedWithSpeed sets bytes received and speed for an item
func SetItemBytesReceivedWithSpeed(itemID string, received int64, speedMBps float64) {
multiMu.Lock()
defer multiMu.Unlock()
if item, ok := multiProgress.Items[itemID]; ok {
item.BytesReceived = received
item.SpeedMBps = speedMBps
if item.BytesTotal > 0 {
item.Progress = float64(received) / float64(item.BytesTotal)
}
}
}
// CompleteItemProgress marks an item as complete
func CompleteItemProgress(itemID string) {
multiMu.Lock()
@@ -193,57 +187,47 @@ func setDownloadDir(path string) error {
return nil
}
// ItemProgressWriter wraps io.Writer to track download progress for a specific item
type ItemProgressWriter struct {
writer interface{ Write([]byte) (int, error) }
itemID string
current int64
lastReported int64 // Track last reported bytes for threshold-based updates
startTime time.Time // Track start time for speed calculation
lastTime time.Time // Track last update time for speed calculation
lastBytes int64 // Track bytes at last speed calculation
// getDownloadDir returns the default download directory
func getDownloadDir() string {
downloadDirMu.RLock()
defer downloadDirMu.RUnlock()
return downloadDir
}
const progressUpdateThreshold = 64 * 1024 // Update progress every 64KB
// ItemProgressWriter wraps io.Writer to track download progress for a specific item
// Uses buffered writing for better performance
type ItemProgressWriter struct {
writer interface{ Write([]byte) (int, error) }
itemID string
current int64
buffer []byte
bufPos int
}
const progressWriterBufferSize = 256 * 1024 // 256KB buffer for faster writes
// NewItemProgressWriter creates a new progress writer for a specific item
func NewItemProgressWriter(w interface{ Write([]byte) (int, error) }, itemID string) *ItemProgressWriter {
now := time.Now()
return &ItemProgressWriter{
writer: w,
itemID: itemID,
current: 0,
lastReported: 0,
startTime: now,
lastTime: now,
lastBytes: 0,
writer: w,
itemID: itemID,
current: 0,
buffer: make([]byte, progressWriterBufferSize),
bufPos: 0,
}
}
// Write implements io.Writer with threshold-based progress updates and speed tracking
// Write implements io.Writer with buffering
func (pw *ItemProgressWriter) Write(p []byte) (int, error) {
if pw.itemID != "" && isDownloadCancelled(pw.itemID) {
return 0, ErrDownloadCancelled
}
n, err := pw.writer.Write(p)
if err != nil {
return n, err
}
pw.current += int64(n)
if pw.lastReported == 0 || pw.current-pw.lastReported >= progressUpdateThreshold {
now := time.Now()
elapsed := now.Sub(pw.lastTime).Seconds()
var speedMBps float64
if elapsed > 0 {
bytesInInterval := pw.current - pw.lastBytes
speedMBps = float64(bytesInInterval) / (1024 * 1024) / elapsed
}
SetItemBytesReceivedWithSpeed(pw.itemID, pw.current, speedMBps)
pw.lastReported = pw.current
pw.lastTime = now
pw.lastBytes = pw.current
// Update progress less frequently (every 64KB) to reduce lock contention
if pw.current%(64*1024) == 0 || pw.current == 0 {
SetItemBytesReceived(pw.itemID, pw.current)
}
return n, nil
}
+192 -768
View File
File diff suppressed because it is too large Load Diff
+14
View File
@@ -5,6 +5,7 @@ import (
"time"
)
// RateLimiter implements a sliding window rate limiter
type RateLimiter struct {
mu sync.Mutex
maxRequests int
@@ -12,6 +13,7 @@ type RateLimiter struct {
timestamps []time.Time
}
// NewRateLimiter creates a new rate limiter with specified max requests per window
func NewRateLimiter(maxRequests int, window time.Duration) *RateLimiter {
return &RateLimiter{
maxRequests: maxRequests,
@@ -20,31 +22,39 @@ func NewRateLimiter(maxRequests int, window time.Duration) *RateLimiter {
}
}
// WaitForSlot blocks until a request is allowed under the rate limit
// Returns immediately if under the limit, otherwise waits until a slot is available
func (r *RateLimiter) WaitForSlot() {
r.mu.Lock()
defer r.mu.Unlock()
now := time.Now()
// Remove timestamps outside the window
r.cleanOldTimestamps(now)
// If under limit, record and return immediately
if len(r.timestamps) < r.maxRequests {
r.timestamps = append(r.timestamps, now)
return
}
// Calculate wait time until oldest timestamp expires
oldestTimestamp := r.timestamps[0]
waitUntil := oldestTimestamp.Add(r.window)
waitDuration := waitUntil.Sub(now)
if waitDuration > 0 {
// Release lock while waiting
r.mu.Unlock()
time.Sleep(waitDuration)
r.mu.Lock()
// Clean again after waiting
r.cleanOldTimestamps(time.Now())
}
// Record this request
r.timestamps = append(r.timestamps, time.Now())
}
@@ -66,6 +76,8 @@ func (r *RateLimiter) cleanOldTimestamps(now time.Time) {
}
}
// TryAcquire attempts to acquire a slot without blocking
// Returns true if successful, false if rate limit would be exceeded
func (r *RateLimiter) TryAcquire() bool {
r.mu.Lock()
defer r.mu.Unlock()
@@ -81,6 +93,7 @@ func (r *RateLimiter) TryAcquire() bool {
return false
}
// Available returns the number of requests available in the current window
func (r *RateLimiter) Available() int {
r.mu.Lock()
defer r.mu.Unlock()
@@ -92,6 +105,7 @@ func (r *RateLimiter) Available() int {
// Global SongLink rate limiter - 9 requests per minute (to be safe, limit is 10)
var songLinkRateLimiter = NewRateLimiter(9, time.Minute)
// GetSongLinkRateLimiter returns the global SongLink rate limiter
func GetSongLinkRateLimiter() *RateLimiter {
return songLinkRateLimiter
}
-211
View File
@@ -1,211 +0,0 @@
package gobackend
import (
"strings"
"unicode"
)
var hiraganaToRomaji = map[rune]string{
'あ': "a", 'い': "i", 'う': "u", 'え': "e", 'お': "o",
'か': "ka", 'き': "ki", 'く': "ku", 'け': "ke", 'こ': "ko",
'さ': "sa", 'し': "shi", 'す': "su", 'せ': "se", 'そ': "so",
'た': "ta", 'ち': "chi", 'つ': "tsu", 'て': "te", 'と': "to",
'な': "na", 'に': "ni", 'ぬ': "nu", 'ね': "ne", 'の': "no",
'は': "ha", 'ひ': "hi", 'ふ': "fu", 'へ': "he", 'ほ': "ho",
'ま': "ma", 'み': "mi", 'む': "mu", 'め': "me", 'も': "mo",
'や': "ya", 'ゆ': "yu", 'よ': "yo",
'ら': "ra", 'り': "ri", 'る': "ru", 'れ': "re", 'ろ': "ro",
'わ': "wa", 'を': "wo", 'ん': "n",
// Dakuten (voiced)
'が': "ga", 'ぎ': "gi", 'ぐ': "gu", 'げ': "ge", 'ご': "go",
'ざ': "za", 'じ': "ji", 'ず': "zu", 'ぜ': "ze", 'ぞ': "zo",
'だ': "da", 'ぢ': "ji", 'づ': "zu", 'で': "de", 'ど': "do",
'ば': "ba", 'び': "bi", 'ぶ': "bu", 'べ': "be", 'ぼ': "bo",
// Handakuten (semi-voiced)
'ぱ': "pa", 'ぴ': "pi", 'ぷ': "pu", 'ぺ': "pe", 'ぽ': "po",
// Small characters
'ゃ': "ya", 'ゅ': "yu", 'ょ': "yo",
'っ': "", // Double consonant marker
'ぁ': "a", 'ぃ': "i", 'ぅ': "u", 'ぇ': "e", 'ぉ': "o",
}
var katakanaToRomaji = map[rune]string{
'ア': "a", 'イ': "i", 'ウ': "u", 'エ': "e", 'オ': "o",
'カ': "ka", 'キ': "ki", 'ク': "ku", 'ケ': "ke", 'コ': "ko",
'サ': "sa", 'シ': "shi", 'ス': "su", 'セ': "se", 'ソ': "so",
'タ': "ta", 'チ': "chi", 'ツ': "tsu", 'テ': "te", 'ト': "to",
'ナ': "na", 'ニ': "ni", 'ヌ': "nu", 'ネ': "ne", '': "no",
'ハ': "ha", 'ヒ': "hi", 'フ': "fu", 'ヘ': "he", 'ホ': "ho",
'マ': "ma", 'ミ': "mi", 'ム': "mu", 'メ': "me", 'モ': "mo",
'ヤ': "ya", 'ユ': "yu", 'ヨ': "yo",
'ラ': "ra", 'リ': "ri", 'ル': "ru", 'レ': "re", 'ロ': "ro",
'ワ': "wa", 'ヲ': "wo", 'ン': "n",
// Dakuten (voiced)
'ガ': "ga", 'ギ': "gi", 'グ': "gu", 'ゲ': "ge", 'ゴ': "go",
'ザ': "za", 'ジ': "ji", 'ズ': "zu", 'ゼ': "ze", 'ゾ': "zo",
'ダ': "da", 'ヂ': "ji", 'ヅ': "zu", 'デ': "de", 'ド': "do",
'バ': "ba", 'ビ': "bi", 'ブ': "bu", 'ベ': "be", 'ボ': "bo",
// Handakuten (semi-voiced)
'パ': "pa", 'ピ': "pi", 'プ': "pu", 'ペ': "pe", 'ポ': "po",
// Small characters
'ャ': "ya", 'ュ': "yu", 'ョ': "yo",
'ッ': "", // Double consonant marker
'ァ': "a", 'ィ': "i", 'ゥ': "u", 'ェ': "e", 'ォ': "o",
// Extended katakana
'ー': "", // Long vowel mark
'ヴ': "vu",
}
var combinationHiragana = map[string]string{
"きゃ": "kya", "きゅ": "kyu", "きょ": "kyo",
"しゃ": "sha", "しゅ": "shu", "しょ": "sho",
"ちゃ": "cha", "ちゅ": "chu", "ちょ": "cho",
"にゃ": "nya", "にゅ": "nyu", "にょ": "nyo",
"ひゃ": "hya", "ひゅ": "hyu", "ひょ": "hyo",
"みゃ": "mya", "みゅ": "myu", "みょ": "myo",
"りゃ": "rya", "りゅ": "ryu", "りょ": "ryo",
"ぎゃ": "gya", "ぎゅ": "gyu", "ぎょ": "gyo",
"じゃ": "ja", "じゅ": "ju", "じょ": "jo",
"びゃ": "bya", "びゅ": "byu", "びょ": "byo",
"ぴゃ": "pya", "ぴゅ": "pyu", "ぴょ": "pyo",
}
var combinationKatakana = map[string]string{
"キャ": "kya", "キュ": "kyu", "キョ": "kyo",
"シャ": "sha", "シュ": "shu", "ショ": "sho",
"チャ": "cha", "チュ": "chu", "チョ": "cho",
"ニャ": "nya", "ニュ": "nyu", "ニョ": "nyo",
"ヒャ": "hya", "ヒュ": "hyu", "ヒョ": "hyo",
"ミャ": "mya", "ミュ": "myu", "ミョ": "myo",
"リャ": "rya", "リュ": "ryu", "リョ": "ryo",
"ギャ": "gya", "ギュ": "gyu", "ギョ": "gyo",
"ジャ": "ja", "ジュ": "ju", "ジョ": "jo",
"ビャ": "bya", "ビュ": "byu", "ビョ": "byo",
"ピャ": "pya", "ピュ": "pyu", "ピョ": "pyo",
// Extended combinations
"ティ": "ti", "ディ": "di", "トゥ": "tu", "ドゥ": "du",
"ファ": "fa", "フィ": "fi", "フェ": "fe", "フォ": "fo",
"ウィ": "wi", "ウェ": "we", "ウォ": "wo",
}
func ContainsJapanese(s string) bool {
for _, r := range s {
if isHiragana(r) || isKatakana(r) || isKanji(r) {
return true
}
}
return false
}
func isHiragana(r rune) bool {
return r >= 0x3040 && r <= 0x309F
}
func isKatakana(r rune) bool {
return r >= 0x30A0 && r <= 0x30FF
}
func isKanji(r rune) bool {
return (r >= 0x4E00 && r <= 0x9FFF) || // CJK Unified Ideographs
(r >= 0x3400 && r <= 0x4DBF) // CJK Unified Ideographs Extension A
}
func JapaneseToRomaji(text string) string {
if !ContainsJapanese(text) {
return text
}
var result strings.Builder
runes := []rune(text)
i := 0
for i < len(runes) {
// Check for っ/ッ (double consonant)
if i < len(runes)-1 && (runes[i] == 'っ' || runes[i] == 'ッ') {
nextRomaji := ""
if romaji, ok := hiraganaToRomaji[runes[i+1]]; ok {
nextRomaji = romaji
} else if romaji, ok := katakanaToRomaji[runes[i+1]]; ok {
nextRomaji = romaji
}
if len(nextRomaji) > 0 {
result.WriteByte(nextRomaji[0]) // Double the first consonant
}
i++
continue
}
// Check for two-character combinations
if i < len(runes)-1 {
combo := string(runes[i : i+2])
if romaji, ok := combinationHiragana[combo]; ok {
result.WriteString(romaji)
i += 2
continue
}
if romaji, ok := combinationKatakana[combo]; ok {
result.WriteString(romaji)
i += 2
continue
}
}
// Single character conversion
r := runes[i]
if romaji, ok := hiraganaToRomaji[r]; ok {
result.WriteString(romaji)
} else if romaji, ok := katakanaToRomaji[r]; ok {
result.WriteString(romaji)
} else if isKanji(r) {
// Keep kanji as-is (would need dictionary for proper conversion)
result.WriteRune(r)
} else {
// Keep other characters (punctuation, spaces, etc.)
result.WriteRune(r)
}
i++
}
return result.String()
}
func BuildSearchQuery(trackName, artistName string) string {
// Convert Japanese to romaji
trackRomaji := JapaneseToRomaji(trackName)
artistRomaji := JapaneseToRomaji(artistName)
// Clean up the query - remove special characters that might interfere with search
trackClean := cleanSearchQuery(trackRomaji)
artistClean := cleanSearchQuery(artistRomaji)
return strings.TrimSpace(artistClean + " " + trackClean)
}
func cleanSearchQuery(s string) string {
var result strings.Builder
for _, r := range s {
if unicode.IsLetter(r) || unicode.IsNumber(r) || unicode.IsSpace(r) {
result.WriteRune(r)
} else if r == '-' || r == '\'' {
result.WriteRune(r)
}
}
return strings.TrimSpace(result.String())
}
func CleanToASCII(s string) string {
var result strings.Builder
for _, r := range s {
// Keep only ASCII letters, numbers, spaces, and basic punctuation
if (r >= 'a' && r <= 'z') || (r >= 'A' && r <= 'Z') ||
(r >= '0' && r <= '9') || r == ' ' || r == '-' || r == '\'' {
result.WriteRune(r)
} else if r == ',' || r == '.' {
// Convert punctuation to space
result.WriteRune(' ')
}
}
// Clean up multiple spaces
cleaned := strings.Join(strings.Fields(result.String()), " ")
return strings.TrimSpace(cleaned)
}
+16 -390
View File
@@ -6,72 +6,48 @@ import (
"fmt"
"net/http"
"net/url"
"strings"
"sync"
"time"
)
// SongLinkClient handles song.link API interactions
type SongLinkClient struct {
client *http.Client
}
// TrackAvailability represents track availability on different platforms
type TrackAvailability struct {
SpotifyID string `json:"spotify_id"`
Tidal bool `json:"tidal"`
Amazon bool `json:"amazon"`
Qobuz bool `json:"qobuz"`
Deezer bool `json:"deezer"`
TidalURL string `json:"tidal_url,omitempty"`
AmazonURL string `json:"amazon_url,omitempty"`
QobuzURL string `json:"qobuz_url,omitempty"`
DeezerURL string `json:"deezer_url,omitempty"`
DeezerID string `json:"deezer_id,omitempty"`
}
var (
// Global SongLink client instance for connection reuse
globalSongLinkClient *SongLinkClient
songLinkClientOnce sync.Once
)
// NewSongLinkClient creates a new SongLink client (returns singleton for connection reuse)
func NewSongLinkClient() *SongLinkClient {
songLinkClientOnce.Do(func() {
globalSongLinkClient = &SongLinkClient{
client: NewHTTPClientWithTimeout(SongLinkTimeout),
client: NewHTTPClientWithTimeout(SongLinkTimeout), // 30s timeout
}
})
return globalSongLinkClient
}
// CheckTrackAvailability checks track availability on streaming platforms
func (s *SongLinkClient) CheckTrackAvailability(spotifyTrackID string, isrc string) (*TrackAvailability, error) {
if spotifyTrackID == "" {
return nil, fmt.Errorf("spotify track ID is empty")
}
// Try SongLink first
availability, err := s.checkTrackAvailabilitySongLink(spotifyTrackID)
if err != nil {
// Fallback to IDHS if SongLink fails
LogWarn("SongLink", "SongLink failed, trying IDHS fallback: %v", err)
idhsClient := NewIDHSClient()
availability, err = idhsClient.GetAvailabilityFromSpotify(spotifyTrackID)
if err != nil {
return nil, fmt.Errorf("both SongLink and IDHS failed: %w", err)
}
LogInfo("SongLink", "IDHS fallback successful for %s", spotifyTrackID)
}
// Check Qobuz availability separately via ISRC
if isrc != "" {
availability.Qobuz = checkQobuzAvailability(isrc)
}
return availability, nil
}
// checkTrackAvailabilitySongLink is the original SongLink implementation
func (s *SongLinkClient) checkTrackAvailabilitySongLink(spotifyTrackID string) (*TrackAvailability, error) {
// Use global rate limiter - blocks until request is allowed
songLinkRateLimiter.WaitForSlot()
// Build API URL
spotifyBase, _ := base64.StdEncoding.DecodeString("aHR0cHM6Ly9vcGVuLnNwb3RpZnkuY29tL3RyYWNrLw==")
spotifyURL := fmt.Sprintf("%s%s", string(spotifyBase), spotifyTrackID)
@@ -83,6 +59,7 @@ func (s *SongLinkClient) checkTrackAvailabilitySongLink(spotifyTrackID string) (
return nil, fmt.Errorf("failed to create request: %w", err)
}
// Use retry logic with User-Agent
retryConfig := DefaultRetryConfig()
resp, err := DoRequestWithRetry(s.client, req, retryConfig)
if err != nil {
@@ -90,17 +67,8 @@ func (s *SongLinkClient) checkTrackAvailabilitySongLink(spotifyTrackID string) (
}
defer resp.Body.Close()
if resp.StatusCode == 400 {
return nil, fmt.Errorf("track not found on SongLink (invalid Spotify ID or track unavailable)")
}
if resp.StatusCode == 404 {
return nil, fmt.Errorf("track not found on any streaming platform")
}
if resp.StatusCode == 429 {
return nil, fmt.Errorf("SongLink rate limit exceeded")
}
if resp.StatusCode != 200 {
return nil, fmt.Errorf("SongLink API returned status %d", resp.StatusCode)
return nil, fmt.Errorf("API returned status %d", resp.StatusCode)
}
body, err := ReadResponseBody(resp)
@@ -122,25 +90,27 @@ func (s *SongLinkClient) checkTrackAvailabilitySongLink(spotifyTrackID string) (
SpotifyID: spotifyTrackID,
}
// Check Tidal
if tidalLink, ok := songLinkResp.LinksByPlatform["tidal"]; ok && tidalLink.URL != "" {
availability.Tidal = true
availability.TidalURL = tidalLink.URL
}
// Check Amazon
if amazonLink, ok := songLinkResp.LinksByPlatform["amazonMusic"]; ok && amazonLink.URL != "" {
availability.Amazon = true
availability.AmazonURL = amazonLink.URL
}
if deezerLink, ok := songLinkResp.LinksByPlatform["deezer"]; ok && deezerLink.URL != "" {
availability.Deezer = true
availability.DeezerURL = deezerLink.URL
availability.DeezerID = extractDeezerIDFromURL(deezerLink.URL)
// Check Qobuz using ISRC
if isrc != "" {
availability.Qobuz = checkQobuzAvailability(isrc)
}
return availability, nil
}
// GetStreamingURLs gets streaming URLs for a Spotify track
func (s *SongLinkClient) GetStreamingURLs(spotifyTrackID string) (map[string]string, error) {
availability, err := s.CheckTrackAvailability(spotifyTrackID, "")
if err != nil {
@@ -191,347 +161,3 @@ func checkQobuzAvailability(isrc string) bool {
return searchResp.Tracks.Total > 0
}
// extractDeezerIDFromURL extracts Deezer track/album/artist ID from URL
func extractDeezerIDFromURL(deezerURL string) string {
parts := strings.Split(deezerURL, "/")
if len(parts) > 0 {
lastPart := parts[len(parts)-1]
if idx := strings.Index(lastPart, "?"); idx > 0 {
lastPart = lastPart[:idx]
}
return lastPart
}
return ""
}
func (s *SongLinkClient) GetDeezerIDFromSpotify(spotifyTrackID string) (string, error) {
availability, err := s.CheckTrackAvailability(spotifyTrackID, "")
if err != nil {
return "", err
}
if !availability.Deezer || availability.DeezerID == "" {
return "", fmt.Errorf("track not found on Deezer")
}
return availability.DeezerID, nil
}
// AlbumAvailability represents album availability on different platforms
type AlbumAvailability struct {
SpotifyID string `json:"spotify_id"`
Deezer bool `json:"deezer"`
DeezerURL string `json:"deezer_url,omitempty"`
DeezerID string `json:"deezer_id,omitempty"`
}
func (s *SongLinkClient) CheckAlbumAvailability(spotifyAlbumID string) (*AlbumAvailability, error) {
// Use global rate limiter
songLinkRateLimiter.WaitForSlot()
// Build API URL for album
spotifyBase, _ := base64.StdEncoding.DecodeString("aHR0cHM6Ly9vcGVuLnNwb3RpZnkuY29tL2FsYnVtLw==")
spotifyURL := fmt.Sprintf("%s%s", string(spotifyBase), spotifyAlbumID)
apiBase, _ := base64.StdEncoding.DecodeString("aHR0cHM6Ly9hcGkuc29uZy5saW5rL3YxLWFscGhhLjEvbGlua3M/dXJsPQ==")
apiURL := fmt.Sprintf("%s%s", string(apiBase), url.QueryEscape(spotifyURL))
req, err := http.NewRequest("GET", apiURL, nil)
if err != nil {
return nil, fmt.Errorf("failed to create request: %w", err)
}
retryConfig := DefaultRetryConfig()
resp, err := DoRequestWithRetry(s.client, req, retryConfig)
if err != nil {
return nil, fmt.Errorf("failed to check album availability: %w", err)
}
defer resp.Body.Close()
if resp.StatusCode != 200 {
return nil, fmt.Errorf("API returned status %d", resp.StatusCode)
}
body, err := ReadResponseBody(resp)
if err != nil {
return nil, fmt.Errorf("failed to read response: %w", err)
}
var songLinkResp struct {
LinksByPlatform map[string]struct {
URL string `json:"url"`
} `json:"linksByPlatform"`
}
if err := json.Unmarshal(body, &songLinkResp); err != nil {
return nil, fmt.Errorf("failed to decode response: %w", err)
}
availability := &AlbumAvailability{
SpotifyID: spotifyAlbumID,
}
if deezerLink, ok := songLinkResp.LinksByPlatform["deezer"]; ok && deezerLink.URL != "" {
availability.Deezer = true
availability.DeezerURL = deezerLink.URL
availability.DeezerID = extractDeezerIDFromURL(deezerLink.URL)
}
return availability, nil
}
// GetDeezerAlbumIDFromSpotify converts a Spotify album ID to Deezer album ID using SongLink
func (s *SongLinkClient) GetDeezerAlbumIDFromSpotify(spotifyAlbumID string) (string, error) {
availability, err := s.CheckAlbumAvailability(spotifyAlbumID)
if err != nil {
return "", err
}
if !availability.Deezer || availability.DeezerID == "" {
return "", fmt.Errorf("album not found on Deezer")
}
return availability.DeezerID, nil
}
// This is useful when we have Deezer metadata and want to find the track on other platforms
func (s *SongLinkClient) CheckAvailabilityFromDeezer(deezerTrackID string) (*TrackAvailability, error) {
if deezerTrackID == "" {
return nil, fmt.Errorf("deezer track ID is empty")
}
// Try SongLink first
availability, err := s.checkAvailabilityFromDeezerSongLink(deezerTrackID)
if err != nil {
// Fallback to IDHS if SongLink fails
LogWarn("SongLink", "SongLink failed for Deezer, trying IDHS fallback: %v", err)
idhsClient := NewIDHSClient()
availability, err = idhsClient.GetAvailabilityFromDeezer(deezerTrackID)
if err != nil {
return nil, fmt.Errorf("both SongLink and IDHS failed: %w", err)
}
LogInfo("SongLink", "IDHS fallback successful for Deezer %s", deezerTrackID)
}
return availability, nil
}
// checkAvailabilityFromDeezerSongLink is the original SongLink implementation for Deezer
func (s *SongLinkClient) checkAvailabilityFromDeezerSongLink(deezerTrackID string) (*TrackAvailability, error) {
songLinkRateLimiter.WaitForSlot()
deezerURL := fmt.Sprintf("https://www.deezer.com/track/%s", deezerTrackID)
apiBase, _ := base64.StdEncoding.DecodeString("aHR0cHM6Ly9hcGkuc29uZy5saW5rL3YxLWFscGhhLjEvbGlua3M/dXJsPQ==")
apiURL := fmt.Sprintf("%s%s&userCountry=US", string(apiBase), url.QueryEscape(deezerURL))
req, err := http.NewRequest("GET", apiURL, nil)
if err != nil {
return nil, fmt.Errorf("failed to create request: %w", err)
}
retryConfig := DefaultRetryConfig()
resp, err := DoRequestWithRetry(s.client, req, retryConfig)
if err != nil {
return nil, fmt.Errorf("failed to check availability: %w", err)
}
defer resp.Body.Close()
// Handle specific error codes
if resp.StatusCode == 400 {
return nil, fmt.Errorf("track not found on SongLink (invalid Deezer ID)")
}
if resp.StatusCode == 404 {
return nil, fmt.Errorf("track not found on any streaming platform")
}
if resp.StatusCode == 429 {
return nil, fmt.Errorf("SongLink rate limit exceeded")
}
if resp.StatusCode != 200 {
return nil, fmt.Errorf("SongLink API returned status %d", resp.StatusCode)
}
body, err := ReadResponseBody(resp)
if err != nil {
return nil, fmt.Errorf("failed to read response: %w", err)
}
var songLinkResp struct {
LinksByPlatform map[string]struct {
URL string `json:"url"`
} `json:"linksByPlatform"`
EntitiesByUniqueId map[string]struct {
ID string `json:"id"`
Type string `json:"type"`
Title string `json:"title"`
ArtistName string `json:"artistName"`
} `json:"entitiesByUniqueId"`
}
if err := json.Unmarshal(body, &songLinkResp); err != nil {
return nil, fmt.Errorf("failed to decode response: %w", err)
}
availability := &TrackAvailability{
Deezer: true,
DeezerID: deezerTrackID,
}
if spotifyLink, ok := songLinkResp.LinksByPlatform["spotify"]; ok && spotifyLink.URL != "" {
availability.SpotifyID = extractSpotifyIDFromURL(spotifyLink.URL)
}
if tidalLink, ok := songLinkResp.LinksByPlatform["tidal"]; ok && tidalLink.URL != "" {
availability.Tidal = true
availability.TidalURL = tidalLink.URL
}
if amazonLink, ok := songLinkResp.LinksByPlatform["amazonMusic"]; ok && amazonLink.URL != "" {
availability.Amazon = true
availability.AmazonURL = amazonLink.URL
}
if deezerLink, ok := songLinkResp.LinksByPlatform["deezer"]; ok && deezerLink.URL != "" {
availability.DeezerURL = deezerLink.URL
}
return availability, nil
}
// platform: "spotify", "deezer", "tidal", "amazonMusic", "appleMusic", "youtube", etc.
// entityType: "song" or "album"
// entityID: the ID on that platform
func (s *SongLinkClient) CheckAvailabilityByPlatform(platform, entityType, entityID string) (*TrackAvailability, error) {
if entityID == "" {
return nil, fmt.Errorf("%s ID is empty", platform)
}
// Use global rate limiter
songLinkRateLimiter.WaitForSlot()
// Build API URL using platform, type, and id parameters (as per API docs)
// https://api.song.link/v1-alpha.1/links?platform=deezer&type=song&id=123456
apiURL := fmt.Sprintf("https://api.song.link/v1-alpha.1/links?platform=%s&type=%s&id=%s&userCountry=US",
url.QueryEscape(platform),
url.QueryEscape(entityType),
url.QueryEscape(entityID))
req, err := http.NewRequest("GET", apiURL, nil)
if err != nil {
return nil, fmt.Errorf("failed to create request: %w", err)
}
retryConfig := DefaultRetryConfig()
resp, err := DoRequestWithRetry(s.client, req, retryConfig)
if err != nil {
return nil, fmt.Errorf("failed to check availability: %w", err)
}
defer resp.Body.Close()
// Handle specific error codes
if resp.StatusCode == 400 {
return nil, fmt.Errorf("track not found on SongLink (invalid %s ID)", platform)
}
if resp.StatusCode == 404 {
return nil, fmt.Errorf("track not found on any streaming platform")
}
if resp.StatusCode == 429 {
return nil, fmt.Errorf("SongLink rate limit exceeded")
}
if resp.StatusCode != 200 {
return nil, fmt.Errorf("SongLink API returned status %d", resp.StatusCode)
}
body, err := ReadResponseBody(resp)
if err != nil {
return nil, fmt.Errorf("failed to read response: %w", err)
}
var songLinkResp struct {
LinksByPlatform map[string]struct {
URL string `json:"url"`
} `json:"linksByPlatform"`
}
if err := json.Unmarshal(body, &songLinkResp); err != nil {
return nil, fmt.Errorf("failed to decode response: %w", err)
}
availability := &TrackAvailability{}
if spotifyLink, ok := songLinkResp.LinksByPlatform["spotify"]; ok && spotifyLink.URL != "" {
availability.SpotifyID = extractSpotifyIDFromURL(spotifyLink.URL)
}
if tidalLink, ok := songLinkResp.LinksByPlatform["tidal"]; ok && tidalLink.URL != "" {
availability.Tidal = true
availability.TidalURL = tidalLink.URL
}
if amazonLink, ok := songLinkResp.LinksByPlatform["amazonMusic"]; ok && amazonLink.URL != "" {
availability.Amazon = true
availability.AmazonURL = amazonLink.URL
}
if deezerLink, ok := songLinkResp.LinksByPlatform["deezer"]; ok && deezerLink.URL != "" {
availability.Deezer = true
availability.DeezerURL = deezerLink.URL
availability.DeezerID = extractDeezerIDFromURL(deezerLink.URL)
}
return availability, nil
}
// extractSpotifyIDFromURL extracts Spotify track ID from URL
func extractSpotifyIDFromURL(spotifyURL string) string {
parts := strings.Split(spotifyURL, "/track/")
if len(parts) > 1 {
idPart := parts[1]
if idx := strings.Index(idPart, "?"); idx > 0 {
idPart = idPart[:idx]
}
return idPart
}
return ""
}
func (s *SongLinkClient) GetSpotifyIDFromDeezer(deezerTrackID string) (string, error) {
availability, err := s.CheckAvailabilityFromDeezer(deezerTrackID)
if err != nil {
return "", err
}
if availability.SpotifyID == "" {
return "", fmt.Errorf("track not found on Spotify")
}
return availability.SpotifyID, nil
}
// GetTidalURLFromDeezer converts a Deezer track ID to Tidal URL using SongLink
func (s *SongLinkClient) GetTidalURLFromDeezer(deezerTrackID string) (string, error) {
availability, err := s.CheckAvailabilityFromDeezer(deezerTrackID)
if err != nil {
return "", err
}
if !availability.Tidal || availability.TidalURL == "" {
return "", fmt.Errorf("track not found on Tidal")
}
return availability.TidalURL, nil
}
func (s *SongLinkClient) GetAmazonURLFromDeezer(deezerTrackID string) (string, error) {
availability, err := s.CheckAvailabilityFromDeezer(deezerTrackID)
if err != nil {
return "", err
}
if !availability.Amazon || availability.AmazonURL == "" {
return "", fmt.Errorf("track not found on Amazon Music")
}
return availability.AmazonURL, nil
}
+127 -204
View File
@@ -2,6 +2,7 @@ package gobackend
import (
"context"
"encoding/base64"
"encoding/json"
"errors"
"fmt"
@@ -16,14 +17,15 @@ import (
)
const (
spotifyTokenURL = "https://accounts.spotify.com/api/token"
playlistBaseURL = "https://api.spotify.com/v1/playlists/%s"
albumBaseURL = "https://api.spotify.com/v1/albums/%s"
trackBaseURL = "https://api.spotify.com/v1/tracks/%s"
artistBaseURL = "https://api.spotify.com/v1/artists/%s"
artistAlbumsURL = "https://api.spotify.com/v1/artists/%s/albums"
searchBaseURL = "https://api.spotify.com/v1/search"
spotifyTokenURL = "https://accounts.spotify.com/api/token"
playlistBaseURL = "https://api.spotify.com/v1/playlists/%s"
albumBaseURL = "https://api.spotify.com/v1/albums/%s"
trackBaseURL = "https://api.spotify.com/v1/tracks/%s"
artistBaseURL = "https://api.spotify.com/v1/artists/%s"
artistAlbumsURL = "https://api.spotify.com/v1/artists/%s/albums"
searchBaseURL = "https://api.spotify.com/v1/search"
// Cache TTL settings
artistCacheTTL = 10 * time.Minute
searchCacheTTL = 5 * time.Minute
albumCacheTTL = 10 * time.Minute
@@ -31,6 +33,7 @@ const (
var errInvalidSpotifyURL = errors.New("invalid or unsupported Spotify URL")
// cacheEntry holds cached data with expiration
type cacheEntry struct {
data interface{}
expiresAt time.Time
@@ -40,33 +43,34 @@ func (e *cacheEntry) isExpired() bool {
return time.Now().After(e.expiresAt)
}
// SpotifyMetadataClient handles Spotify API interactions
type SpotifyMetadataClient struct {
httpClient *http.Client
clientID string
clientSecret string
cachedToken string
tokenExpiresAt time.Time
tokenMu sync.Mutex
tokenMu sync.Mutex // Protects token cache for concurrent access
rng *rand.Rand
rngMu sync.Mutex
userAgent string
artistCache map[string]*cacheEntry
searchCache map[string]*cacheEntry
albumCache map[string]*cacheEntry
// Caches to reduce API calls
artistCache map[string]*cacheEntry // key: artistID
searchCache map[string]*cacheEntry // key: query+type
albumCache map[string]*cacheEntry // key: albumID
cacheMu sync.RWMutex
}
// Custom credentials storage (set from Flutter)
var (
customClientID string
customClientSecret string
credentialsMu sync.RWMutex
)
// ErrNoSpotifyCredentials is returned when Spotify credentials are not configured
var ErrNoSpotifyCredentials = errors.New("Spotify credentials not configured. Please set your own Client ID and Secret in Settings, or use Deezer as metadata source (free, no credentials required)")
// SetSpotifyCredentials sets custom Spotify API credentials
// Pass empty strings to use default credentials
func SetSpotifyCredentials(clientID, clientSecret string) {
credentialsMu.Lock()
defer credentialsMu.Unlock()
@@ -74,50 +78,42 @@ func SetSpotifyCredentials(clientID, clientSecret string) {
customClientSecret = clientSecret
}
func HasSpotifyCredentials() bool {
// getCredentials returns the current credentials (custom or default)
func getCredentials() (string, string) {
credentialsMu.RLock()
defer credentialsMu.RUnlock()
if customClientID != "" && customClientSecret != "" {
return true
return customClientID, customClientSecret
}
if os.Getenv("SPOTIFY_CLIENT_ID") != "" && os.Getenv("SPOTIFY_CLIENT_SECRET") != "" {
return true
}
return false
}
// getCredentials returns the current credentials or error if not configured
func getCredentials() (string, string, error) {
credentialsMu.RLock()
defer credentialsMu.RUnlock()
if customClientID != "" && customClientSecret != "" {
return customClientID, customClientSecret, nil
}
// Fall back to default credentials
clientID := os.Getenv("SPOTIFY_CLIENT_ID")
clientSecret := os.Getenv("SPOTIFY_CLIENT_SECRET")
if clientID != "" && clientSecret != "" {
return clientID, clientSecret, nil
if clientID == "" {
if decoded, err := base64.StdEncoding.DecodeString("NWY1NzNjOTYyMDQ5NGJhZTg3ODkwYzBmMDhhNjAyOTM="); err == nil {
clientID = string(decoded)
}
}
return "", "", ErrNoSpotifyCredentials
clientSecret := os.Getenv("SPOTIFY_CLIENT_SECRET")
if clientSecret == "" {
if decoded, err := base64.StdEncoding.DecodeString("MjEyNDc2ZDliMGYzNDcyZWFhNzYyZDkwYjE5YjBiYTg="); err == nil {
clientSecret = string(decoded)
}
}
return clientID, clientSecret
}
func NewSpotifyMetadataClient() (*SpotifyMetadataClient, error) {
clientID, clientSecret, err := getCredentials()
if err != nil {
return nil, err
}
// NewSpotifyMetadataClient creates a new Spotify client
func NewSpotifyMetadataClient() *SpotifyMetadataClient {
src := rand.NewSource(time.Now().UnixNano())
// Get credentials (custom or default)
clientID, clientSecret := getCredentials()
c := &SpotifyMetadataClient{
httpClient: NewHTTPClientWithTimeout(15 * time.Second),
httpClient: NewHTTPClientWithTimeout(15 * time.Second), // Use shared transport for connection pooling
clientID: clientID,
clientSecret: clientSecret,
rng: rand.New(src),
@@ -126,9 +122,10 @@ func NewSpotifyMetadataClient() (*SpotifyMetadataClient, error) {
albumCache: make(map[string]*cacheEntry),
}
c.userAgent = c.randomUserAgent()
return c, nil
return c
}
// TrackMetadata represents track information
type TrackMetadata struct {
SpotifyID string `json:"spotify_id,omitempty"`
Artists string `json:"artists"`
@@ -143,9 +140,9 @@ type TrackMetadata struct {
DiscNumber int `json:"disc_number,omitempty"`
ExternalURL string `json:"external_urls"`
ISRC string `json:"isrc"`
AlbumType string `json:"album_type,omitempty"` // album, single, ep, compilation
}
// AlbumTrackMetadata holds per-track info for album/playlist
type AlbumTrackMetadata struct {
SpotifyID string `json:"spotify_id,omitempty"`
Artists string `json:"artists"`
@@ -162,26 +159,24 @@ type AlbumTrackMetadata struct {
ISRC string `json:"isrc"`
AlbumID string `json:"album_id,omitempty"`
AlbumURL string `json:"album_url,omitempty"`
AlbumType string `json:"album_type,omitempty"`
}
// AlbumInfoMetadata holds album information
type AlbumInfoMetadata struct {
TotalTracks int `json:"total_tracks"`
Name string `json:"name"`
ReleaseDate string `json:"release_date"`
Artists string `json:"artists"`
ArtistId string `json:"artist_id,omitempty"`
Images string `json:"images"`
Genre string `json:"genre,omitempty"`
Label string `json:"label,omitempty"`
Copyright string `json:"copyright,omitempty"`
}
// AlbumResponsePayload is the response for album requests
type AlbumResponsePayload struct {
AlbumInfo AlbumInfoMetadata `json:"album_info"`
TrackList []AlbumTrackMetadata `json:"track_list"`
}
// PlaylistInfoMetadata holds playlist information
type PlaylistInfoMetadata struct {
Tracks struct {
Total int `json:"total"`
@@ -193,11 +188,13 @@ type PlaylistInfoMetadata struct {
} `json:"owner"`
}
// PlaylistResponsePayload is the response for playlist requests
type PlaylistResponsePayload struct {
PlaylistInfo PlaylistInfoMetadata `json:"playlist_info"`
TrackList []AlbumTrackMetadata `json:"track_list"`
}
// ArtistInfoMetadata holds artist information
type ArtistInfoMetadata struct {
ID string `json:"id"`
Name string `json:"name"`
@@ -206,6 +203,7 @@ type ArtistInfoMetadata struct {
Popularity int `json:"popularity"`
}
// ArtistAlbumMetadata holds album info for artist discography
type ArtistAlbumMetadata struct {
ID string `json:"id"`
Name string `json:"name"`
@@ -216,20 +214,24 @@ type ArtistAlbumMetadata struct {
Artists string `json:"artists"`
}
// ArtistResponsePayload is the response for artist requests
type ArtistResponsePayload struct {
ArtistInfo ArtistInfoMetadata `json:"artist_info"`
Albums []ArtistAlbumMetadata `json:"albums"`
}
// TrackResponse is the response for single track requests
type TrackResponse struct {
Track TrackMetadata `json:"track"`
}
// SearchResult represents search results
type SearchResult struct {
Tracks []TrackMetadata `json:"tracks"`
Total int `json:"total"`
}
// SearchArtistResult represents an artist in search results
type SearchArtistResult struct {
ID string `json:"id"`
Name string `json:"name"`
@@ -238,29 +240,10 @@ type SearchArtistResult struct {
Popularity int `json:"popularity"`
}
type SearchAlbumResult struct {
ID string `json:"id"`
Name string `json:"name"`
Artists string `json:"artists"`
Images string `json:"images"`
ReleaseDate string `json:"release_date"`
TotalTracks int `json:"total_tracks"`
AlbumType string `json:"album_type"`
}
type SearchPlaylistResult struct {
ID string `json:"id"`
Name string `json:"name"`
Owner string `json:"owner"`
Images string `json:"images"`
TotalTracks int `json:"total_tracks"`
}
// SearchAllResult represents combined search results for tracks and artists
type SearchAllResult struct {
Tracks []TrackMetadata `json:"tracks"`
Artists []SearchArtistResult `json:"artists"`
Albums []SearchAlbumResult `json:"albums"`
Playlists []SearchPlaylistResult `json:"playlists"`
Tracks []TrackMetadata `json:"tracks"`
Artists []SearchArtistResult `json:"artists"`
}
type spotifyURI struct {
@@ -274,6 +257,7 @@ type accessTokenResponse struct {
TokenType string `json:"token_type"`
}
// Internal API response types
type image struct {
URL string `json:"url"`
}
@@ -299,7 +283,6 @@ type albumSimplified struct {
Images []image `json:"images"`
ExternalURL externalURL `json:"external_urls"`
Artists []artist `json:"artists"`
AlbumType string `json:"album_type"`
}
type trackFull struct {
@@ -314,6 +297,7 @@ type trackFull struct {
Artists []artist `json:"artists"`
}
// GetFilteredData fetches and formats Spotify data
func (c *SpotifyMetadataClient) GetFilteredData(ctx context.Context, spotifyURL string, batch bool, delay time.Duration) (interface{}, error) {
parsed, err := parseSpotifyURI(spotifyURL)
if err != nil {
@@ -339,6 +323,7 @@ func (c *SpotifyMetadataClient) GetFilteredData(ctx context.Context, spotifyURL
}
}
// SearchTracks searches for tracks on Spotify
func (c *SpotifyMetadataClient) SearchTracks(ctx context.Context, query string, limit int) (*SearchResult, error) {
token, err := c.getAccessToken(ctx)
if err != nil {
@@ -346,14 +331,14 @@ func (c *SpotifyMetadataClient) SearchTracks(ctx context.Context, query string,
}
searchURL := fmt.Sprintf("%s?q=%s&type=track&limit=%d", searchBaseURL, url.QueryEscape(query), limit)
var response struct {
Tracks struct {
Items []trackFull `json:"items"`
Total int `json:"total"`
} `json:"tracks"`
}
if err := c.getJSON(ctx, searchURL, token, &response); err != nil {
return nil, err
}
@@ -378,16 +363,18 @@ func (c *SpotifyMetadataClient) SearchTracks(ctx context.Context, query string,
DiscNumber: track.DiscNumber,
ExternalURL: track.ExternalURL.Spotify,
ISRC: track.ExternalID.ISRC,
AlbumType: track.Album.AlbumType,
})
}
return result, nil
}
// SearchAll searches for tracks and artists on Spotify
func (c *SpotifyMetadataClient) SearchAll(ctx context.Context, query string, trackLimit, artistLimit int) (*SearchAllResult, error) {
// Create cache key
cacheKey := fmt.Sprintf("all:%s:%d:%d", query, trackLimit, artistLimit)
// Check cache first
c.cacheMu.RLock()
if entry, ok := c.searchCache[cacheKey]; ok && !entry.isExpired() {
c.cacheMu.RUnlock()
@@ -401,24 +388,24 @@ func (c *SpotifyMetadataClient) SearchAll(ctx context.Context, query string, tra
}
searchURL := fmt.Sprintf("%s?q=%s&type=track,artist&limit=%d", searchBaseURL, url.QueryEscape(query), trackLimit)
var response struct {
Tracks struct {
Items []trackFull `json:"items"`
} `json:"tracks"`
Artists struct {
Items []struct {
ID string `json:"id"`
Name string `json:"name"`
Images []image `json:"images"`
Followers struct {
ID string `json:"id"`
Name string `json:"name"`
Images []image `json:"images"`
Followers struct {
Total int `json:"total"`
} `json:"followers"`
Popularity int `json:"popularity"`
} `json:"items"`
} `json:"artists"`
}
if err := c.getJSON(ctx, searchURL, token, &response); err != nil {
return nil, err
}
@@ -443,15 +430,15 @@ func (c *SpotifyMetadataClient) SearchAll(ctx context.Context, query string, tra
DiscNumber: track.DiscNumber,
ExternalURL: track.ExternalURL.Spotify,
ISRC: track.ExternalID.ISRC,
AlbumType: track.Album.AlbumType,
})
}
// Limit artists to artistLimit
artistCount := len(response.Artists.Items)
if artistCount > artistLimit {
artistCount = artistLimit
}
for i := 0; i < artistCount; i++ {
artist := response.Artists.Items[i]
result.Artists = append(result.Artists, SearchArtistResult{
@@ -463,6 +450,7 @@ func (c *SpotifyMetadataClient) SearchAll(ctx context.Context, query string, tra
})
}
// Store in cache
c.cacheMu.Lock()
c.searchCache[cacheKey] = &cacheEntry{
data: result,
@@ -499,6 +487,7 @@ func (c *SpotifyMetadataClient) fetchTrack(ctx context.Context, trackID, token s
}
func (c *SpotifyMetadataClient) fetchAlbum(ctx context.Context, albumID, token string) (*AlbumResponsePayload, error) {
// Check cache first
c.cacheMu.RLock()
if entry, ok := c.albumCache[albumID]; ok && !entry.isExpired() {
c.cacheMu.RUnlock()
@@ -506,16 +495,6 @@ func (c *SpotifyMetadataClient) fetchAlbum(ctx context.Context, albumID, token s
}
c.cacheMu.RUnlock()
type trackItem struct {
ID string `json:"id"`
Name string `json:"name"`
DurationMS int `json:"duration_ms"`
TrackNumber int `json:"track_number"`
DiscNumber int `json:"disc_number"`
ExternalURL externalURL `json:"external_urls"`
Artists []artist `json:"artists"`
}
var data struct {
Name string `json:"name"`
ReleaseDate string `json:"release_date"`
@@ -523,8 +502,15 @@ func (c *SpotifyMetadataClient) fetchAlbum(ctx context.Context, albumID, token s
Images []image `json:"images"`
Artists []artist `json:"artists"`
Tracks struct {
Items []trackItem `json:"items"`
Next string `json:"next"`
Items []struct {
ID string `json:"id"`
Name string `json:"name"`
DurationMS int `json:"duration_ms"`
TrackNumber int `json:"track_number"`
DiscNumber int `json:"disc_number"`
ExternalURL externalURL `json:"external_urls"`
Artists []artist `json:"artists"`
} `json:"items"`
} `json:"tracks"`
}
@@ -533,52 +519,19 @@ func (c *SpotifyMetadataClient) fetchAlbum(ctx context.Context, albumID, token s
}
albumImage := firstImageURL(data.Images)
// Get first artist ID
var firstArtistId string
if len(data.Artists) > 0 {
firstArtistId = data.Artists[0].ID
}
info := AlbumInfoMetadata{
TotalTracks: data.TotalTracks,
Name: data.Name,
ReleaseDate: data.ReleaseDate,
Artists: joinArtists(data.Artists),
ArtistId: firstArtistId,
Images: albumImage,
}
allTrackItems := data.Tracks.Items
nextURL := data.Tracks.Next
for nextURL != "" {
var pageData struct {
Items []trackItem `json:"items"`
Next string `json:"next"`
}
if err := c.getJSON(ctx, nextURL, token, &pageData); err != nil {
fmt.Printf("[Spotify] Warning: failed to fetch album tracks page: %v\n", err)
break
}
allTrackItems = append(allTrackItems, pageData.Items...)
nextURL = pageData.Next
}
fmt.Printf("[Spotify] Album has %d tracks (total: %d)\n", len(allTrackItems), data.TotalTracks)
// Collect track IDs for parallel ISRC fetching
trackIDs := make([]string, len(allTrackItems))
for i, item := range allTrackItems {
trackIDs[i] = item.ID
}
isrcMap := c.fetchISRCsParallel(ctx, trackIDs, token)
tracks := make([]AlbumTrackMetadata, 0, len(allTrackItems))
for _, item := range allTrackItems {
isrc := isrcMap[item.ID]
tracks := make([]AlbumTrackMetadata, 0, len(data.Tracks.Items))
for _, item := range data.Tracks.Items {
// Fetch ISRC for each track
isrc := c.fetchTrackISRC(ctx, item.ID, token)
tracks = append(tracks, AlbumTrackMetadata{
SpotifyID: item.ID,
Artists: joinArtists(item.Artists),
@@ -602,6 +555,7 @@ func (c *SpotifyMetadataClient) fetchAlbum(ctx context.Context, albumID, token s
TrackList: tracks,
}
// Store in cache
c.cacheMu.Lock()
c.albumCache[albumID] = &cacheEntry{
data: result,
@@ -612,44 +566,8 @@ func (c *SpotifyMetadataClient) fetchAlbum(ctx context.Context, albumID, token s
return result, nil
}
func (c *SpotifyMetadataClient) fetchISRCsParallel(ctx context.Context, trackIDs []string, token string) map[string]string {
const maxParallelISRC = 10
result := make(map[string]string)
var resultMu sync.Mutex
if len(trackIDs) == 0 {
return result
}
sem := make(chan struct{}, maxParallelISRC)
var wg sync.WaitGroup
for _, trackID := range trackIDs {
wg.Add(1)
go func(id string) {
defer wg.Done()
select {
case sem <- struct{}{}:
defer func() { <-sem }()
case <-ctx.Done():
return
}
isrc := c.fetchTrackISRC(ctx, id, token)
resultMu.Lock()
result[id] = isrc
resultMu.Unlock()
}(trackID)
}
wg.Wait()
return result
}
func (c *SpotifyMetadataClient) fetchPlaylist(ctx context.Context, playlistID, token string) (*PlaylistResponsePayload, error) {
// First request to get playlist info and first batch of tracks
var data struct {
Name string `json:"name"`
Images []image `json:"images"`
@@ -675,8 +593,10 @@ func (c *SpotifyMetadataClient) fetchPlaylist(ctx context.Context, playlistID, t
info.Owner.Name = data.Name
info.Owner.Images = firstImageURL(data.Images)
// Pre-allocate with expected capacity
tracks := make([]AlbumTrackMetadata, 0, data.Tracks.Total)
// Add first batch of tracks
for _, item := range data.Tracks.Items {
if item.Track == nil {
continue
@@ -700,9 +620,11 @@ func (c *SpotifyMetadataClient) fetchPlaylist(ctx context.Context, playlistID, t
})
}
// Fetch remaining tracks using pagination (up to 1000 tracks max)
nextURL := data.Tracks.Next
for nextURL != "" {
maxTracks := 1000
for nextURL != "" && len(tracks) < maxTracks {
var pageData struct {
Items []struct {
Track *trackFull `json:"track"`
@@ -711,6 +633,7 @@ func (c *SpotifyMetadataClient) fetchPlaylist(ctx context.Context, playlistID, t
}
if err := c.getJSON(ctx, nextURL, token, &pageData); err != nil {
// Log error but return what we have so far
fmt.Printf("[Spotify] Warning: failed to fetch page, returning %d tracks: %v\n", len(tracks), err)
break
}
@@ -719,6 +642,9 @@ func (c *SpotifyMetadataClient) fetchPlaylist(ctx context.Context, playlistID, t
if item.Track == nil {
continue
}
if len(tracks) >= maxTracks {
break
}
tracks = append(tracks, AlbumTrackMetadata{
SpotifyID: item.Track.ID,
Artists: joinArtists(item.Track.Artists),
@@ -750,6 +676,7 @@ func (c *SpotifyMetadataClient) fetchPlaylist(ctx context.Context, playlistID, t
}
func (c *SpotifyMetadataClient) fetchArtist(ctx context.Context, artistID, token string) (*ArtistResponsePayload, error) {
// Check cache first
c.cacheMu.RLock()
if entry, ok := c.artistCache[artistID]; ok && !entry.isExpired() {
c.cacheMu.RUnlock()
@@ -757,11 +684,12 @@ func (c *SpotifyMetadataClient) fetchArtist(ctx context.Context, artistID, token
}
c.cacheMu.RUnlock()
// Fetch artist info
var artistData struct {
ID string `json:"id"`
Name string `json:"name"`
Images []image `json:"images"`
Followers struct {
ID string `json:"id"`
Name string `json:"name"`
Images []image `json:"images"`
Followers struct {
Total int `json:"total"`
} `json:"followers"`
Popularity int `json:"popularity"`
@@ -779,6 +707,7 @@ func (c *SpotifyMetadataClient) fetchArtist(ctx context.Context, artistID, token
Popularity: artistData.Popularity,
}
// Fetch artist albums (all types: album, single, compilation)
albums := make([]ArtistAlbumMetadata, 0)
offset := 0
limit := 50
@@ -818,11 +747,13 @@ func (c *SpotifyMetadataClient) fetchArtist(ctx context.Context, artistID, token
})
}
// Check if there are more albums
if albumsData.Next == "" || len(albumsData.Items) < limit {
break
}
offset += limit
// Safety limit to prevent infinite loops
if offset > 500 {
break
}
@@ -833,6 +764,7 @@ func (c *SpotifyMetadataClient) fetchArtist(ctx context.Context, artistID, token
Albums: albums,
}
// Store in cache
c.cacheMu.Lock()
c.artistCache[artistID] = &cacheEntry{
data: result,
@@ -905,13 +837,6 @@ func (c *SpotifyMetadataClient) getJSON(ctx context.Context, endpoint, token str
req.Header.Set("User-Agent", c.userAgent)
req.Header.Set("Accept", "application/json")
req.Header.Set("Accept-Language", "en-US,en;q=0.9")
req.Header.Set("sec-ch-ua-platform", "\"Windows\"")
req.Header.Set("sec-fetch-dest", "empty")
req.Header.Set("sec-fetch-mode", "cors")
req.Header.Set("sec-fetch-site", "same-origin")
req.Header.Set("Referer", "https://open.spotify.com/")
req.Header.Set("Origin", "https://open.spotify.com")
if token != "" {
req.Header.Set("Authorization", "Bearer "+token)
}
@@ -938,22 +863,13 @@ func (c *SpotifyMetadataClient) randomUserAgent() string {
c.rngMu.Lock()
defer c.rngMu.Unlock()
macMajor := c.rng.Intn(4) + 11
macMinor := c.rng.Intn(5) + 4 // 4-8
webkitMajor := c.rng.Intn(7) + 530 // 530-536
webkitMinor := c.rng.Intn(7) + 30 // 30-36
chromeMajor := c.rng.Intn(25) + 80 // 80-104
chromeBuild := c.rng.Intn(1500) + 3000 // 3000-4499
chromePatch := c.rng.Intn(65) + 60 // 60-124
safariMajor := c.rng.Intn(7) + 530 // 530-536
safariMinor := c.rng.Intn(6) + 30 // 30-35
chromeMajor := 80 + c.rng.Intn(25)
chromeBuild := 3000 + c.rng.Intn(1500)
chromePatch := 60 + c.rng.Intn(65)
return fmt.Sprintf(
"Mozilla/5.0 (Macintosh; Intel Mac OS X 10_%d_%d) AppleWebKit/%d.%d (KHTML, like Gecko) Chrome/%d.0.%d.%d Safari/%d.%d",
macMajor, macMinor,
webkitMajor, webkitMinor,
"Mozilla/5.0 (Linux; Android 12) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/%d.0.%d.%d Mobile Safari/537.36",
chromeMajor, chromeBuild, chromePatch,
safariMajor, safariMinor,
)
}
@@ -963,6 +879,7 @@ func parseSpotifyURI(input string) (spotifyURI, error) {
return spotifyURI{}, errInvalidSpotifyURL
}
// Handle spotify: URI format
if strings.HasPrefix(trimmed, "spotify:") {
parts := strings.Split(trimmed, ":")
if len(parts) == 3 {
@@ -973,11 +890,13 @@ func parseSpotifyURI(input string) (spotifyURI, error) {
}
}
// Handle URL format
parsed, err := url.Parse(trimmed)
if err != nil {
return spotifyURI{}, err
}
// Handle embed.spotify.com URLs
if parsed.Host == "embed.spotify.com" {
if parsed.RawQuery == "" {
return spotifyURI{}, errInvalidSpotifyURL
@@ -990,6 +909,7 @@ func parseSpotifyURI(input string) (spotifyURI, error) {
return parseSpotifyURI(embedded)
}
// Handle plain ID (no scheme/host) - defaults to playlist
if parsed.Scheme == "" && parsed.Host == "" {
id := strings.Trim(strings.TrimSpace(parsed.Path), "/")
if id == "" {
@@ -1015,6 +935,7 @@ func parseSpotifyURI(input string) (spotifyURI, error) {
return spotifyURI{}, errInvalidSpotifyURL
}
// Skip intl- prefix if present
if strings.HasPrefix(parts[0], "intl-") {
parts = parts[1:]
}
@@ -1022,6 +943,7 @@ func parseSpotifyURI(input string) (spotifyURI, error) {
return spotifyURI{}, errInvalidSpotifyURL
}
// Handle standard URLs: /album/{id}, /track/{id}, /playlist/{id}, /artist/{id}
if len(parts) == 2 {
switch parts[0] {
case "album", "track", "playlist", "artist":
@@ -1029,6 +951,7 @@ func parseSpotifyURI(input string) (spotifyURI, error) {
}
}
// Handle nested playlist URLs: /user/{user}/playlist/{id}
if len(parts) == 4 && parts[2] == "playlist" {
return spotifyURI{Type: "playlist", ID: parts[3]}, nil
}
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@@ -427,7 +427,7 @@
isa = XCBuildConfiguration;
buildSettings = {
ALWAYS_SEARCH_USER_PATHS = NO;
ASSETCATALOG_COMPILER_GENERATE_SWIFT_ASSET_SYMBOL_EXTENSIONS = AppIcon;
ASSETCATALOG_COMPILER_GENERATE_SWIFT_ASSET_SYMBOL_EXTENSIONS = YES;
CLANG_ANALYZER_NONNULL = YES;
CLANG_CXX_LANGUAGE_STANDARD = "gnu++0x";
CLANG_CXX_LIBRARY = "libc++";
@@ -484,7 +484,7 @@
isa = XCBuildConfiguration;
buildSettings = {
ALWAYS_SEARCH_USER_PATHS = NO;
ASSETCATALOG_COMPILER_GENERATE_SWIFT_ASSET_SYMBOL_EXTENSIONS = AppIcon;
ASSETCATALOG_COMPILER_GENERATE_SWIFT_ASSET_SYMBOL_EXTENSIONS = YES;
CLANG_ANALYZER_NONNULL = YES;
CLANG_CXX_LANGUAGE_STANDARD = "gnu++0x";
CLANG_CXX_LIBRARY = "libc++";
+2 -508
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@@ -120,12 +120,6 @@ import Gobackend // Import Go framework
let itemId = args["item_id"] as! String
GobackendClearItemProgress(itemId)
return nil
case "cancelDownload":
let args = call.arguments as! [String: Any]
let itemId = args["item_id"] as! String
GobackendCancelDownload(itemId)
return nil
case "setDownloadDirectory":
let args = call.arguments as! [String: Any]
@@ -142,27 +136,6 @@ import Gobackend // Import Go framework
if let error = error { throw error }
return response
case "checkDuplicatesBatch":
let args = call.arguments as! [String: Any]
let outputDir = args["output_dir"] as! String
let tracksJson = args["tracks"] as? String ?? "[]"
let response = GobackendCheckDuplicatesBatch(outputDir, tracksJson, &error)
if let error = error { throw error }
return response
case "preBuildDuplicateIndex":
let args = call.arguments as! [String: Any]
let outputDir = args["output_dir"] as! String
GobackendPreBuildDuplicateIndex(outputDir, &error)
if let error = error { throw error }
return nil
case "invalidateDuplicateIndex":
let args = call.arguments as! [String: Any]
let outputDir = args["output_dir"] as! String
GobackendInvalidateDuplicateIndex(outputDir)
return nil
case "buildFilename":
let args = call.arguments as! [String: Any]
let template = args["template"] as! String
@@ -182,8 +155,7 @@ import Gobackend // Import Go framework
let spotifyId = args["spotify_id"] as! String
let trackName = args["track_name"] as! String
let artistName = args["artist_name"] as! String
let durationMs = args["duration_ms"] as? Int64 ?? 0
let response = GobackendFetchLyrics(spotifyId, trackName, artistName, durationMs, &error)
let response = GobackendFetchLyrics(spotifyId, trackName, artistName, &error)
if let error = error { throw error }
return response
@@ -193,8 +165,7 @@ import Gobackend // Import Go framework
let trackName = args["track_name"] as! String
let artistName = args["artist_name"] as! String
let filePath = args["file_path"] as? String ?? ""
let durationMs = args["duration_ms"] as? Int64 ?? 0
let response = GobackendGetLyricsLRC(spotifyId, trackName, artistName, filePath, durationMs, &error)
let response = GobackendGetLyricsLRC(spotifyId, trackName, artistName, filePath, &error)
if let error = error { throw error }
return response
@@ -210,483 +181,6 @@ import Gobackend // Import Go framework
GobackendCleanupConnections()
return nil
case "readFileMetadata":
let args = call.arguments as! [String: Any]
let filePath = args["file_path"] as! String
let response = GobackendReadFileMetadata(filePath, &error)
if let error = error { throw error }
return response
case "searchDeezerAll":
let args = call.arguments as! [String: Any]
let query = args["query"] as! String
let trackLimit = args["track_limit"] as? Int ?? 15
let artistLimit = args["artist_limit"] as? Int ?? 3
let filter = args["filter"] as? String ?? ""
let response = GobackendSearchDeezerAll(query, Int(trackLimit), Int(artistLimit), filter, &error)
if let error = error { throw error }
return response
case "getDeezerMetadata":
let args = call.arguments as! [String: Any]
let resourceType = args["resource_type"] as! String
let resourceId = args["resource_id"] as! String
let response = GobackendGetDeezerMetadata(resourceType, resourceId, &error)
if let error = error { throw error }
return response
case "parseDeezerUrl":
let args = call.arguments as! [String: Any]
let url = args["url"] as! String
let response = GobackendParseDeezerURLExport(url, &error)
if let error = error { throw error }
return response
case "searchDeezerByISRC":
let args = call.arguments as! [String: Any]
let isrc = args["isrc"] as! String
let response = GobackendSearchDeezerByISRC(isrc, &error)
if let error = error { throw error }
return response
case "getDeezerExtendedMetadata":
let args = call.arguments as! [String: Any]
let trackId = args["track_id"] as! String
let response = GobackendGetDeezerExtendedMetadata(trackId, &error)
if let error = error { throw error }
return response
case "convertSpotifyToDeezer":
let args = call.arguments as! [String: Any]
let resourceType = args["resource_type"] as! String
let spotifyId = args["spotify_id"] as! String
let response = GobackendConvertSpotifyToDeezer(resourceType, spotifyId, &error)
if let error = error { throw error }
return response
case "getSpotifyMetadataWithFallback":
let args = call.arguments as! [String: Any]
let url = args["url"] as! String
let response = GobackendGetSpotifyMetadataWithDeezerFallback(url, &error)
if let error = error { throw error }
return response
case "checkAvailabilityFromDeezerID":
let args = call.arguments as! [String: Any]
let deezerTrackId = args["deezer_track_id"] as! String
let response = GobackendCheckAvailabilityFromDeezerID(deezerTrackId, &error)
if let error = error { throw error }
return response
case "checkAvailabilityByPlatformID":
let args = call.arguments as! [String: Any]
let platform = args["platform"] as! String
let entityType = args["entity_type"] as! String
let entityId = args["entity_id"] as! String
let response = GobackendCheckAvailabilityByPlatformID(platform, entityType, entityId, &error)
if let error = error { throw error }
return response
case "getSpotifyIDFromDeezerTrack":
let args = call.arguments as! [String: Any]
let deezerTrackId = args["deezer_track_id"] as! String
let response = GobackendGetSpotifyIDFromDeezerTrack(deezerTrackId, &error)
if let error = error { throw error }
return response
case "getTidalURLFromDeezerTrack":
let args = call.arguments as! [String: Any]
let deezerTrackId = args["deezer_track_id"] as! String
let response = GobackendGetTidalURLFromDeezerTrack(deezerTrackId, &error)
if let error = error { throw error }
return response
case "getAmazonURLFromDeezerTrack":
let args = call.arguments as! [String: Any]
let deezerTrackId = args["deezer_track_id"] as! String
let response = GobackendGetAmazonURLFromDeezerTrack(deezerTrackId, &error)
if let error = error { throw error }
return response
case "preWarmTrackCache":
let args = call.arguments as! [String: Any]
let tracksJson = args["tracks"] as! String
let _ = GobackendPreWarmTrackCacheJSON(tracksJson, &error)
if let error = error { throw error }
return nil
case "getTrackCacheSize":
let response = GobackendGetTrackCacheSize()
return response
case "clearTrackCache":
GobackendClearTrackCache()
return nil
case "setSpotifyCredentials":
let args = call.arguments as! [String: Any]
let clientId = args["client_id"] as! String
let clientSecret = args["client_secret"] as! String
GobackendSetSpotifyAPICredentials(clientId, clientSecret)
return nil
case "hasSpotifyCredentials":
let hasCredentials = GobackendCheckSpotifyCredentials()
return hasCredentials
// Log methods
case "getLogs":
let response = GobackendGetLogs()
return response
case "getLogsSince":
let args = call.arguments as! [String: Any]
let index = args["index"] as? Int ?? 0
let response = GobackendGetLogsSince(Int(index))
return response
case "clearLogs":
GobackendClearLogs()
return nil
case "getLogCount":
let response = GobackendGetLogCount()
return response
case "setLoggingEnabled":
let args = call.arguments as! [String: Any]
let enabled = args["enabled"] as? Bool ?? false
GobackendSetLoggingEnabled(enabled)
return nil
// Extension System methods
case "initExtensionSystem":
let args = call.arguments as! [String: Any]
let extensionsDir = args["extensions_dir"] as! String
let dataDir = args["data_dir"] as! String
GobackendInitExtensionSystem(extensionsDir, dataDir, &error)
if let error = error { throw error }
return nil
case "loadExtensionsFromDir":
let args = call.arguments as! [String: Any]
let dirPath = args["dir_path"] as! String
let response = GobackendLoadExtensionsFromDir(dirPath, &error)
if let error = error { throw error }
return response
case "loadExtensionFromPath":
let args = call.arguments as! [String: Any]
let filePath = args["file_path"] as! String
let response = GobackendLoadExtensionFromPath(filePath, &error)
if let error = error { throw error }
return response
case "unloadExtension":
let args = call.arguments as! [String: Any]
let extensionId = args["extension_id"] as! String
GobackendUnloadExtensionByID(extensionId, &error)
if let error = error { throw error }
return nil
case "getInstalledExtensions":
let response = GobackendGetInstalledExtensions(&error)
if let error = error { throw error }
return response
case "setExtensionEnabled":
let args = call.arguments as! [String: Any]
let extensionId = args["extension_id"] as! String
let enabled = args["enabled"] as? Bool ?? false
GobackendSetExtensionEnabledByID(extensionId, enabled, &error)
if let error = error { throw error }
return nil
case "setProviderPriority":
let args = call.arguments as! [String: Any]
let priorityJson = args["priority"] as! String
GobackendSetProviderPriorityJSON(priorityJson, &error)
if let error = error { throw error }
return nil
case "getProviderPriority":
let response = GobackendGetProviderPriorityJSON(&error)
if let error = error { throw error }
return response
case "setMetadataProviderPriority":
let args = call.arguments as! [String: Any]
let priorityJson = args["priority"] as! String
GobackendSetMetadataProviderPriorityJSON(priorityJson, &error)
if let error = error { throw error }
return nil
case "getMetadataProviderPriority":
let response = GobackendGetMetadataProviderPriorityJSON(&error)
if let error = error { throw error }
return response
case "getExtensionSettings":
let args = call.arguments as! [String: Any]
let extensionId = args["extension_id"] as! String
let response = GobackendGetExtensionSettingsJSON(extensionId, &error)
if let error = error { throw error }
return response
case "setExtensionSettings":
let args = call.arguments as! [String: Any]
let extensionId = args["extension_id"] as! String
let settingsJson = args["settings"] as! String
GobackendSetExtensionSettingsJSON(extensionId, settingsJson, &error)
if let error = error { throw error }
return nil
case "invokeExtensionAction":
let args = call.arguments as! [String: Any]
let extensionId = args["extension_id"] as! String
let actionName = args["action"] as! String
let response = GobackendInvokeExtensionActionJSON(extensionId, actionName, &error)
if let error = error { throw error }
return response
case "searchTracksWithExtensions":
let args = call.arguments as! [String: Any]
let query = args["query"] as! String
let limit = args["limit"] as? Int ?? 20
let response = GobackendSearchTracksWithExtensionsJSON(query, Int(limit), &error)
if let error = error { throw error }
return response
case "downloadWithExtensions":
let requestJson = call.arguments as! String
let response = GobackendDownloadWithExtensionsJSON(requestJson, &error)
if let error = error { throw error }
return response
case "enrichTrackWithExtension":
let args = call.arguments as! [String: Any]
let extensionId = args["extension_id"] as! String
let trackJson = args["track"] as? String ?? "{}"
let response = GobackendEnrichTrackWithExtensionJSON(extensionId, trackJson, &error)
if let error = error { throw error }
return response
case "removeExtension":
let args = call.arguments as! [String: Any]
let extensionId = args["extension_id"] as! String
GobackendRemoveExtensionByID(extensionId, &error)
if let error = error { throw error }
return nil
case "upgradeExtension":
let args = call.arguments as! [String: Any]
let filePath = args["file_path"] as! String
let response = GobackendUpgradeExtensionFromPath(filePath, &error)
if let error = error { throw error }
return response
case "checkExtensionUpgrade":
let args = call.arguments as! [String: Any]
let filePath = args["file_path"] as! String
let response = GobackendCheckExtensionUpgradeFromPath(filePath, &error)
if let error = error { throw error }
return response
case "cleanupExtensions":
GobackendCleanupExtensions()
return nil
// Extension Auth API
case "getExtensionPendingAuth":
let args = call.arguments as! [String: Any]
let extensionId = args["extension_id"] as! String
let response = GobackendGetExtensionPendingAuthJSON(extensionId, &error)
if let error = error { throw error }
return response
case "setExtensionAuthCode":
let args = call.arguments as! [String: Any]
let extensionId = args["extension_id"] as! String
let authCode = args["auth_code"] as! String
GobackendSetExtensionAuthCodeByID(extensionId, authCode)
return nil
case "setExtensionTokens":
let args = call.arguments as! [String: Any]
let extensionId = args["extension_id"] as! String
let accessToken = args["access_token"] as! String
let refreshToken = args["refresh_token"] as? String ?? ""
let expiresIn = args["expires_in"] as? Int ?? 0
GobackendSetExtensionTokensByID(extensionId, accessToken, refreshToken, Int(expiresIn))
return nil
case "clearExtensionPendingAuth":
let args = call.arguments as! [String: Any]
let extensionId = args["extension_id"] as! String
GobackendClearExtensionPendingAuthByID(extensionId)
return nil
case "isExtensionAuthenticated":
let args = call.arguments as! [String: Any]
let extensionId = args["extension_id"] as! String
let response = GobackendIsExtensionAuthenticatedByID(extensionId)
return response
case "getAllPendingAuthRequests":
let response = GobackendGetAllPendingAuthRequestsJSON(&error)
if let error = error { throw error }
return response
// Extension FFmpeg API
case "getPendingFFmpegCommand":
let args = call.arguments as! [String: Any]
let commandId = args["command_id"] as! String
let response = GobackendGetPendingFFmpegCommandJSON(commandId, &error)
if let error = error { throw error }
return response
case "setFFmpegCommandResult":
let args = call.arguments as! [String: Any]
let commandId = args["command_id"] as! String
let success = args["success"] as? Bool ?? false
let output = args["output"] as? String ?? ""
let errorMsg = args["error"] as? String ?? ""
GobackendSetFFmpegCommandResult(commandId, success, output, errorMsg)
return nil
case "getAllPendingFFmpegCommands":
let response = GobackendGetAllPendingFFmpegCommandsJSON(&error)
if let error = error { throw error }
return response
// Extension Custom Search API
case "customSearchWithExtension":
let args = call.arguments as! [String: Any]
let extensionId = args["extension_id"] as! String
let query = args["query"] as! String
let optionsJson = args["options"] as? String ?? ""
let response = GobackendCustomSearchWithExtensionJSON(extensionId, query, optionsJson, &error)
if let error = error { throw error }
return response
case "getSearchProviders":
let response = GobackendGetSearchProvidersJSON(&error)
if let error = error { throw error }
return response
// Extension URL Handler API
case "handleURLWithExtension":
let args = call.arguments as! [String: Any]
let url = args["url"] as! String
let response = GobackendHandleURLWithExtensionJSON(url, &error)
if let error = error { throw error }
return response
case "findURLHandler":
let args = call.arguments as! [String: Any]
let url = args["url"] as! String
let response = GobackendFindURLHandlerJSON(url)
return response
case "getURLHandlers":
let response = GobackendGetURLHandlersJSON(&error)
if let error = error { throw error }
return response
case "getAlbumWithExtension":
let args = call.arguments as! [String: Any]
let extensionId = args["extension_id"] as! String
let albumId = args["album_id"] as! String
let response = GobackendGetAlbumWithExtensionJSON(extensionId, albumId, &error)
if let error = error { throw error }
return response
case "getPlaylistWithExtension":
let args = call.arguments as! [String: Any]
let extensionId = args["extension_id"] as! String
let playlistId = args["playlist_id"] as! String
let response = GobackendGetPlaylistWithExtensionJSON(extensionId, playlistId, &error)
if let error = error { throw error }
return response
case "getArtistWithExtension":
let args = call.arguments as! [String: Any]
let extensionId = args["extension_id"] as! String
let artistId = args["artist_id"] as! String
let response = GobackendGetArtistWithExtensionJSON(extensionId, artistId, &error)
if let error = error { throw error }
return response
// Extension Post-Processing API
case "runPostProcessing":
let args = call.arguments as! [String: Any]
let filePath = args["file_path"] as! String
let metadataJson = args["metadata"] as? String ?? ""
let response = GobackendRunPostProcessingJSON(filePath, metadataJson, &error)
if let error = error { throw error }
return response
case "getPostProcessingProviders":
let response = GobackendGetPostProcessingProvidersJSON(&error)
if let error = error { throw error }
return response
// Extension Store
case "initExtensionStore":
let args = call.arguments as! [String: Any]
let cacheDir = args["cache_dir"] as! String
GobackendInitExtensionStoreJSON(cacheDir, &error)
if let error = error { throw error }
return nil
case "getStoreExtensions":
let args = call.arguments as! [String: Any]
let forceRefresh = args["force_refresh"] as? Bool ?? false
let response = GobackendGetStoreExtensionsJSON(forceRefresh, &error)
if let error = error { throw error }
return response
case "searchStoreExtensions":
let args = call.arguments as! [String: Any]
let query = args["query"] as? String ?? ""
let category = args["category"] as? String ?? ""
let response = GobackendSearchStoreExtensionsJSON(query, category, &error)
if let error = error { throw error }
return response
case "getStoreCategories":
let response = GobackendGetStoreCategoriesJSON(&error)
if let error = error { throw error }
return response
case "downloadStoreExtension":
let args = call.arguments as! [String: Any]
let extensionId = args["extension_id"] as! String
let destDir = args["dest_dir"] as! String
let response = GobackendDownloadStoreExtensionJSON(extensionId, destDir, &error)
if let error = error { throw error }
return response
case "clearStoreCache":
GobackendClearStoreCacheJSON(&error)
if let error = error { throw error }
return nil
// Extension Home Feed API
case "getExtensionHomeFeed":
let args = call.arguments as! [String: Any]
let extensionId = args["extension_id"] as! String
let response = GobackendGetExtensionHomeFeedJSON(extensionId, &error)
if let error = error { throw error }
return response
case "getExtensionBrowseCategories":
let args = call.arguments as! [String: Any]
let extensionId = args["extension_id"] as! String
let response = GobackendGetExtensionBrowseCategoriesJSON(extensionId, &error)
if let error = error { throw error }
return response
default:
throw NSError(
domain: "SpotiFLAC",
@@ -1 +1,122 @@
{"images":[{"size":"20x20","idiom":"iphone","filename":"Icon-App-20x20@2x.png","scale":"2x"},{"size":"20x20","idiom":"iphone","filename":"Icon-App-20x20@3x.png","scale":"3x"},{"size":"29x29","idiom":"iphone","filename":"Icon-App-29x29@1x.png","scale":"1x"},{"size":"29x29","idiom":"iphone","filename":"Icon-App-29x29@2x.png","scale":"2x"},{"size":"29x29","idiom":"iphone","filename":"Icon-App-29x29@3x.png","scale":"3x"},{"size":"40x40","idiom":"iphone","filename":"Icon-App-40x40@2x.png","scale":"2x"},{"size":"40x40","idiom":"iphone","filename":"Icon-App-40x40@3x.png","scale":"3x"},{"size":"57x57","idiom":"iphone","filename":"Icon-App-57x57@1x.png","scale":"1x"},{"size":"57x57","idiom":"iphone","filename":"Icon-App-57x57@2x.png","scale":"2x"},{"size":"60x60","idiom":"iphone","filename":"Icon-App-60x60@2x.png","scale":"2x"},{"size":"60x60","idiom":"iphone","filename":"Icon-App-60x60@3x.png","scale":"3x"},{"size":"20x20","idiom":"ipad","filename":"Icon-App-20x20@1x.png","scale":"1x"},{"size":"20x20","idiom":"ipad","filename":"Icon-App-20x20@2x.png","scale":"2x"},{"size":"29x29","idiom":"ipad","filename":"Icon-App-29x29@1x.png","scale":"1x"},{"size":"29x29","idiom":"ipad","filename":"Icon-App-29x29@2x.png","scale":"2x"},{"size":"40x40","idiom":"ipad","filename":"Icon-App-40x40@1x.png","scale":"1x"},{"size":"40x40","idiom":"ipad","filename":"Icon-App-40x40@2x.png","scale":"2x"},{"size":"50x50","idiom":"ipad","filename":"Icon-App-50x50@1x.png","scale":"1x"},{"size":"50x50","idiom":"ipad","filename":"Icon-App-50x50@2x.png","scale":"2x"},{"size":"72x72","idiom":"ipad","filename":"Icon-App-72x72@1x.png","scale":"1x"},{"size":"72x72","idiom":"ipad","filename":"Icon-App-72x72@2x.png","scale":"2x"},{"size":"76x76","idiom":"ipad","filename":"Icon-App-76x76@1x.png","scale":"1x"},{"size":"76x76","idiom":"ipad","filename":"Icon-App-76x76@2x.png","scale":"2x"},{"size":"83.5x83.5","idiom":"ipad","filename":"Icon-App-83.5x83.5@2x.png","scale":"2x"},{"size":"1024x1024","idiom":"ios-marketing","filename":"Icon-App-1024x1024@1x.png","scale":"1x"}],"info":{"version":1,"author":"xcode"}}
{
"images" : [
{
"size" : "20x20",
"idiom" : "iphone",
"filename" : "Icon-App-20x20@2x.png",
"scale" : "2x"
},
{
"size" : "20x20",
"idiom" : "iphone",
"filename" : "Icon-App-20x20@3x.png",
"scale" : "3x"
},
{
"size" : "29x29",
"idiom" : "iphone",
"filename" : "Icon-App-29x29@1x.png",
"scale" : "1x"
},
{
"size" : "29x29",
"idiom" : "iphone",
"filename" : "Icon-App-29x29@2x.png",
"scale" : "2x"
},
{
"size" : "29x29",
"idiom" : "iphone",
"filename" : "Icon-App-29x29@3x.png",
"scale" : "3x"
},
{
"size" : "40x40",
"idiom" : "iphone",
"filename" : "Icon-App-40x40@2x.png",
"scale" : "2x"
},
{
"size" : "40x40",
"idiom" : "iphone",
"filename" : "Icon-App-40x40@3x.png",
"scale" : "3x"
},
{
"size" : "60x60",
"idiom" : "iphone",
"filename" : "Icon-App-60x60@2x.png",
"scale" : "2x"
},
{
"size" : "60x60",
"idiom" : "iphone",
"filename" : "Icon-App-60x60@3x.png",
"scale" : "3x"
},
{
"size" : "20x20",
"idiom" : "ipad",
"filename" : "Icon-App-20x20@1x.png",
"scale" : "1x"
},
{
"size" : "20x20",
"idiom" : "ipad",
"filename" : "Icon-App-20x20@2x.png",
"scale" : "2x"
},
{
"size" : "29x29",
"idiom" : "ipad",
"filename" : "Icon-App-29x29@1x.png",
"scale" : "1x"
},
{
"size" : "29x29",
"idiom" : "ipad",
"filename" : "Icon-App-29x29@2x.png",
"scale" : "2x"
},
{
"size" : "40x40",
"idiom" : "ipad",
"filename" : "Icon-App-40x40@1x.png",
"scale" : "1x"
},
{
"size" : "40x40",
"idiom" : "ipad",
"filename" : "Icon-App-40x40@2x.png",
"scale" : "2x"
},
{
"size" : "76x76",
"idiom" : "ipad",
"filename" : "Icon-App-76x76@1x.png",
"scale" : "1x"
},
{
"size" : "76x76",
"idiom" : "ipad",
"filename" : "Icon-App-76x76@2x.png",
"scale" : "2x"
},
{
"size" : "83.5x83.5",
"idiom" : "ipad",
"filename" : "Icon-App-83.5x83.5@2x.png",
"scale" : "2x"
},
{
"size" : "1024x1024",
"idiom" : "ios-marketing",
"filename" : "Icon-App-1024x1024@1x.png",
"scale" : "1x"
}
],
"info" : {
"version" : 1,
"author" : "xcode"
}
}
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