name: Release

on:
  push:
    tags:
      - "v*"
  workflow_dispatch:
    inputs:
      tag:
        description: "Tag to build (e.g. v2.1.0). Leave blank to build current ref."
        required: false

permissions:
  contents: write

jobs:
  build:
    runs-on: ubuntu-latest
    steps:
      - name: Checkout
        uses: actions/checkout@v4
        with:
          ref: ${{ github.event.inputs.tag || github.ref }}

      - name: Read version from manifest
        id: meta
        run: |
          VERSION=$(grep '"version"' manifest.json | head -1 | sed 's/.*: *"\([^"]*\)".*/\1/')
          echo "version=$VERSION" >> "$GITHUB_OUTPUT"
          echo "tag=v$VERSION" >> "$GITHUB_OUTPUT"

      - name: Verify tag matches manifest version
        if: startsWith(github.ref, 'refs/tags/v')
        run: |
          TAG="${GITHUB_REF#refs/tags/}"
          if [ "$TAG" != "${{ steps.meta.outputs.tag }}" ] && [ "$TAG" != "${{ steps.meta.outputs.tag }}-firefox" ]; then
            echo "Tag $TAG does not match manifest version ${{ steps.meta.outputs.tag }}"
            exit 1
          fi

      - name: Build Chrome + Firefox zips
        run: bash scripts/build.sh

      - name: Compute checksums
        working-directory: dist
        run: |
          shasum -a 256 keyfinder-v${{ steps.meta.outputs.version }}-chrome.zip > keyfinder-v${{ steps.meta.outputs.version }}-chrome.zip.sha256
          shasum -a 256 keyfinder-v${{ steps.meta.outputs.version }}-firefox.zip > keyfinder-v${{ steps.meta.outputs.version }}-firefox.zip.sha256

      - name: Upload build artifacts
        uses: actions/upload-artifact@v4
        with:
          name: keyfinder-v${{ steps.meta.outputs.version }}
          path: |
            dist/keyfinder-v${{ steps.meta.outputs.version }}-chrome.zip
            dist/keyfinder-v${{ steps.meta.outputs.version }}-firefox.zip
            dist/keyfinder-v${{ steps.meta.outputs.version }}-chrome.zip.sha256
            dist/keyfinder-v${{ steps.meta.outputs.version }}-firefox.zip.sha256
          if-no-files-found: error

      - name: Attach to GitHub Release
        if: startsWith(github.ref, 'refs/tags/v')
        uses: softprops/action-gh-release@v2
        with:
          files: |
            dist/keyfinder-v${{ steps.meta.outputs.version }}-chrome.zip
            dist/keyfinder-v${{ steps.meta.outputs.version }}-firefox.zip
            dist/keyfinder-v${{ steps.meta.outputs.version }}-chrome.zip.sha256
            dist/keyfinder-v${{ steps.meta.outputs.version }}-firefox.zip.sha256
          generate_release_notes: true
          fail_on_unmatched_files: true