mirror of
https://github.com/zarzet/SpotiFLAC-Mobile.git
synced 2026-08-22 02:47:29 +02:00
433 lines
17 KiB
Dart
433 lines
17 KiB
Dart
import 'dart:io';
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import 'package:flutter/material.dart';
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import 'package:flutter_riverpod/flutter_riverpod.dart';
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import 'package:cached_network_image/cached_network_image.dart';
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import 'package:palette_generator/palette_generator.dart';
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import 'package:spotiflac_android/l10n/l10n.dart';
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import 'package:spotiflac_android/models/track.dart';
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import 'package:spotiflac_android/models/download_item.dart';
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import 'package:spotiflac_android/providers/download_queue_provider.dart';
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import 'package:spotiflac_android/providers/settings_provider.dart';
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import 'package:spotiflac_android/widgets/download_service_picker.dart';
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/// Playlist detail screen with Material Expressive 3 design
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class PlaylistScreen extends ConsumerStatefulWidget {
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final String playlistName;
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final String? coverUrl;
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final List<Track> tracks;
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const PlaylistScreen({
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super.key,
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required this.playlistName,
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this.coverUrl,
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required this.tracks,
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});
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@override
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ConsumerState<PlaylistScreen> createState() => _PlaylistScreenState();
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}
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class _PlaylistScreenState extends ConsumerState<PlaylistScreen> {
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Color? _dominantColor;
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bool _showTitleInAppBar = false;
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final ScrollController _scrollController = ScrollController();
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@override
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void initState() {
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super.initState();
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_scrollController.addListener(_onScroll);
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_extractDominantColor();
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}
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@override
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void dispose() {
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_scrollController.removeListener(_onScroll);
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_scrollController.dispose();
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super.dispose();
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}
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void _onScroll() {
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final shouldShow = _scrollController.offset > 280;
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if (shouldShow != _showTitleInAppBar) {
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setState(() => _showTitleInAppBar = shouldShow);
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}
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}
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Future<void> _extractDominantColor() async {
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if (widget.coverUrl == null) return;
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try {
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final paletteGenerator = await PaletteGenerator.fromImageProvider(
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CachedNetworkImageProvider(widget.coverUrl!),
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maximumColorCount: 16,
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);
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if (mounted) {
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setState(() {
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_dominantColor = paletteGenerator.dominantColor?.color ??
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paletteGenerator.vibrantColor?.color ??
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paletteGenerator.mutedColor?.color;
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});
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}
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} catch (_) {
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// Ignore palette extraction errors
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}
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}
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@override
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Widget build(BuildContext context) {
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final colorScheme = Theme.of(context).colorScheme;
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return Scaffold(
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body: CustomScrollView(
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controller: _scrollController,
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slivers: [
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_buildAppBar(context, colorScheme),
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_buildInfoCard(context, colorScheme),
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_buildTrackListHeader(context, colorScheme),
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_buildTrackList(context, colorScheme),
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const SliverToBoxAdapter(child: SizedBox(height: 32)),
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],
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),
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);
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}
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Widget _buildAppBar(BuildContext context, ColorScheme colorScheme) {
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final screenWidth = MediaQuery.of(context).size.width;
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final coverSize = screenWidth * 0.5; // 50% of screen width
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final bgColor = _dominantColor ?? colorScheme.surface;
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return SliverAppBar(
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expandedHeight: 320,
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pinned: true,
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stretch: true,
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backgroundColor: colorScheme.surface, // Use theme color for collapsed state
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surfaceTintColor: Colors.transparent,
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title: AnimatedOpacity(
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duration: const Duration(milliseconds: 200),
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opacity: _showTitleInAppBar ? 1.0 : 0.0,
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child: Text(
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widget.playlistName,
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style: TextStyle(
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color: colorScheme.onSurface,
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fontWeight: FontWeight.w600,
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fontSize: 16,
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),
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maxLines: 1,
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overflow: TextOverflow.ellipsis,
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),
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),
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flexibleSpace: LayoutBuilder(
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builder: (context, constraints) {
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final collapseRatio = (constraints.maxHeight - kToolbarHeight) / (320 - kToolbarHeight);
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final showContent = collapseRatio > 0.3;
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return FlexibleSpaceBar(
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collapseMode: CollapseMode.none,
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background: Stack(
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fit: StackFit.expand,
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children: [
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// Background with dominant color
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AnimatedContainer(
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duration: const Duration(milliseconds: 500),
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decoration: BoxDecoration(
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gradient: LinearGradient(
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begin: Alignment.topCenter,
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end: Alignment.bottomCenter,
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colors: [
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bgColor,
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bgColor.withValues(alpha: 0.8),
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colorScheme.surface,
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],
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stops: const [0.0, 0.6, 1.0],
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),
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),
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),
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// Cover image centered - fade out when collapsing
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AnimatedOpacity(
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duration: const Duration(milliseconds: 150),
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opacity: showContent ? 1.0 : 0.0,
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child: Center(
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child: Padding(
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padding: const EdgeInsets.only(top: 60),
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child: Container(
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width: coverSize,
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height: coverSize,
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decoration: BoxDecoration(
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borderRadius: BorderRadius.circular(20),
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boxShadow: [
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BoxShadow(
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color: Colors.black.withValues(alpha: 0.4),
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blurRadius: 30,
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offset: const Offset(0, 15),
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),
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],
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),
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child: ClipRRect(
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borderRadius: BorderRadius.circular(20),
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child: widget.coverUrl != null
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? CachedNetworkImage(
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imageUrl: widget.coverUrl!,
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fit: BoxFit.cover,
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memCacheWidth: (coverSize * 2).toInt(),
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)
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: Container(
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color: colorScheme.surfaceContainerHighest,
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child: Icon(Icons.playlist_play, size: 64, color: colorScheme.onSurfaceVariant),
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),
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),
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),
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),
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),
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),
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],
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),
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stretchModes: const [StretchMode.zoomBackground, StretchMode.blurBackground],
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);
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},
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),
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leading: IconButton(
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icon: Container(
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padding: const EdgeInsets.all(8),
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decoration: BoxDecoration(
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color: colorScheme.surface.withValues(alpha: 0.8),
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shape: BoxShape.circle,
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),
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child: Icon(Icons.arrow_back, color: colorScheme.onSurface),
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),
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onPressed: () => Navigator.pop(context),
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),
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);
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}
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Widget _buildInfoCard(BuildContext context, ColorScheme colorScheme) {
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return SliverToBoxAdapter(
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child: Padding(
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padding: const EdgeInsets.all(16),
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child: Card(
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elevation: 0,
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color: colorScheme.surfaceContainerLow,
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shape: RoundedRectangleBorder(borderRadius: BorderRadius.circular(20)),
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child: Padding(
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padding: const EdgeInsets.all(20),
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child: Column(
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crossAxisAlignment: CrossAxisAlignment.start,
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children: [
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Text(widget.playlistName, style: Theme.of(context).textTheme.headlineSmall?.copyWith(fontWeight: FontWeight.bold, color: colorScheme.onSurface)),
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const SizedBox(height: 8),
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Container(
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padding: const EdgeInsets.symmetric(horizontal: 12, vertical: 6),
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decoration: BoxDecoration(color: colorScheme.tertiaryContainer, borderRadius: BorderRadius.circular(20)),
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child: Row(
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mainAxisSize: MainAxisSize.min,
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children: [
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Icon(Icons.playlist_play, size: 14, color: colorScheme.onTertiaryContainer),
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const SizedBox(width: 4),
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Text(context.l10n.tracksCount(widget.tracks.length), style: TextStyle(color: colorScheme.onTertiaryContainer, fontWeight: FontWeight.w600, fontSize: 12)),
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],
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),
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),
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const SizedBox(height: 16),
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FilledButton.icon(
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onPressed: () => _downloadAll(context),
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icon: const Icon(Icons.download),
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label: Text(context.l10n.downloadAllCount(widget.tracks.length)),
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style: FilledButton.styleFrom(minimumSize: const Size.fromHeight(52), shape: RoundedRectangleBorder(borderRadius: BorderRadius.circular(16))),
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),
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],
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),
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),
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),
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),
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);
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}
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Widget _buildTrackListHeader(BuildContext context, ColorScheme colorScheme) {
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return SliverToBoxAdapter(
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child: Padding(
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padding: const EdgeInsets.fromLTRB(20, 8, 20, 8),
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child: Row(
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children: [
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Icon(Icons.queue_music, size: 20, color: colorScheme.primary),
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const SizedBox(width: 8),
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Text(context.l10n.tracksHeader, style: Theme.of(context).textTheme.titleMedium?.copyWith(fontWeight: FontWeight.w600, color: colorScheme.onSurface)),
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],
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),
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),
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);
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}
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Widget _buildTrackList(BuildContext context, ColorScheme colorScheme) {
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return SliverList(
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delegate: SliverChildBuilderDelegate(
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(context, index) {
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final track = widget.tracks[index];
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return KeyedSubtree(
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key: ValueKey(track.id),
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child: _PlaylistTrackItem(
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track: track,
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onDownload: () => _downloadTrack(context, track),
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),
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);
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},
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childCount: widget.tracks.length,
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),
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);
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}
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void _downloadTrack(BuildContext context, Track track) {
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final settings = ref.read(settingsProvider);
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if (settings.askQualityBeforeDownload) {
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DownloadServicePicker.show(
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context,
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trackName: track.name,
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artistName: track.artistName,
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coverUrl: track.coverUrl,
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onSelect: (quality, service) {
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ref.read(downloadQueueProvider.notifier).addToQueue(track, service, qualityOverride: quality);
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ScaffoldMessenger.of(context).showSnackBar(SnackBar(content: Text(context.l10n.snackbarAddedToQueue(track.name))));
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},
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);
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} else {
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ref.read(downloadQueueProvider.notifier).addToQueue(track, settings.defaultService);
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ScaffoldMessenger.of(context).showSnackBar(SnackBar(content: Text(context.l10n.snackbarAddedToQueue(track.name))));
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}
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}
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void _downloadAll(BuildContext context) {
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if (widget.tracks.isEmpty) return;
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final settings = ref.read(settingsProvider);
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if (settings.askQualityBeforeDownload) {
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DownloadServicePicker.show(
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context,
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trackName: '${widget.tracks.length} tracks',
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artistName: widget.playlistName,
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onSelect: (quality, service) {
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ref.read(downloadQueueProvider.notifier).addMultipleToQueue(widget.tracks, service, qualityOverride: quality);
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ScaffoldMessenger.of(context).showSnackBar(SnackBar(content: Text(context.l10n.snackbarAddedTracksToQueue(widget.tracks.length))));
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},
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);
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} else {
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ref.read(downloadQueueProvider.notifier).addMultipleToQueue(widget.tracks, settings.defaultService);
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ScaffoldMessenger.of(context).showSnackBar(SnackBar(content: Text(context.l10n.snackbarAddedTracksToQueue(widget.tracks.length))));
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}
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}
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}
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/// Separate Consumer widget for each track - only rebuilds when this specific track's status changes
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class _PlaylistTrackItem extends ConsumerWidget {
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final Track track;
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final VoidCallback onDownload;
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const _PlaylistTrackItem({required this.track, required this.onDownload});
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@override
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Widget build(BuildContext context, WidgetRef ref) {
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final colorScheme = Theme.of(context).colorScheme;
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final queueItem = ref.watch(downloadQueueProvider.select((state) {
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return state.items.where((item) => item.track.id == track.id).firstOrNull;
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}));
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final isInHistory = ref.watch(downloadHistoryProvider.select((state) {
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return state.isDownloaded(track.id);
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}));
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final isQueued = queueItem != null;
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final isDownloading = queueItem?.status == DownloadStatus.downloading;
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final isFinalizing = queueItem?.status == DownloadStatus.finalizing;
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final isCompleted = queueItem?.status == DownloadStatus.completed;
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final progress = queueItem?.progress ?? 0.0;
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final showAsDownloaded = isCompleted || (!isQueued && isInHistory);
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return Padding(
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padding: const EdgeInsets.symmetric(horizontal: 8),
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child: Card(
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elevation: 0,
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color: Colors.transparent,
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margin: const EdgeInsets.symmetric(vertical: 2),
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child: ListTile(
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shape: RoundedRectangleBorder(borderRadius: BorderRadius.circular(12)),
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leading: track.coverUrl != null
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? ClipRRect(borderRadius: BorderRadius.circular(8), child: CachedNetworkImage(imageUrl: track.coverUrl!, width: 48, height: 48, fit: BoxFit.cover, memCacheWidth: 96))
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: Container(width: 48, height: 48, decoration: BoxDecoration(color: colorScheme.surfaceContainerHighest, borderRadius: BorderRadius.circular(8)), child: Icon(Icons.music_note, color: colorScheme.onSurfaceVariant)),
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title: Text(track.name, maxLines: 1, overflow: TextOverflow.ellipsis, style: Theme.of(context).textTheme.bodyLarge?.copyWith(fontWeight: FontWeight.w500)),
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subtitle: Text(track.artistName, maxLines: 1, overflow: TextOverflow.ellipsis, style: TextStyle(color: colorScheme.onSurfaceVariant)),
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trailing: _buildDownloadButton(context, ref, colorScheme, isQueued: isQueued, isDownloading: isDownloading, isFinalizing: isFinalizing, showAsDownloaded: showAsDownloaded, isInHistory: isInHistory, progress: progress),
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onTap: () => _handleTap(context, ref, isQueued: isQueued, isInHistory: isInHistory),
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),
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),
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);
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}
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void _handleTap(BuildContext context, WidgetRef ref, {required bool isQueued, required bool isInHistory}) async {
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if (isQueued) return;
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if (isInHistory) {
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final historyItem = ref.read(downloadHistoryProvider.notifier).getBySpotifyId(track.id);
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if (historyItem != null) {
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final fileExists = await File(historyItem.filePath).exists();
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if (fileExists) {
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if (context.mounted) {
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ScaffoldMessenger.of(context).showSnackBar(SnackBar(content: Text(context.l10n.snackbarAlreadyDownloaded(track.name))));
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}
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return;
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} else {
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ref.read(downloadHistoryProvider.notifier).removeBySpotifyId(track.id);
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}
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}
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}
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onDownload();
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}
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Widget _buildDownloadButton(BuildContext context, WidgetRef ref, ColorScheme colorScheme, {
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required bool isQueued,
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required bool isDownloading,
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required bool isFinalizing,
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required bool showAsDownloaded,
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required bool isInHistory,
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required double progress,
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}) {
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const double size = 44.0;
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const double iconSize = 20.0;
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if (showAsDownloaded) {
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return GestureDetector(
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onTap: () => _handleTap(context, ref, isQueued: isQueued, isInHistory: isInHistory),
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child: Container(width: size, height: size, decoration: BoxDecoration(color: colorScheme.primaryContainer, shape: BoxShape.circle), child: Icon(Icons.check, color: colorScheme.onPrimaryContainer, size: iconSize)),
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);
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} else if (isFinalizing) {
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return SizedBox(
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width: size,
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height: size,
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child: Stack(
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alignment: Alignment.center,
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children: [
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CircularProgressIndicator(strokeWidth: 3, color: colorScheme.tertiary, backgroundColor: colorScheme.surfaceContainerHighest),
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Icon(Icons.edit_note, color: colorScheme.tertiary, size: 16),
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],
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),
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);
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} else if (isDownloading) {
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return SizedBox(
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width: size,
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height: size,
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child: Stack(
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alignment: Alignment.center,
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children: [
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CircularProgressIndicator(value: progress > 0 ? progress : null, strokeWidth: 3, color: colorScheme.primary, backgroundColor: colorScheme.surfaceContainerHighest),
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if (progress > 0) Text('${(progress * 100).toInt()}', style: TextStyle(fontSize: 10, fontWeight: FontWeight.bold, color: colorScheme.primary)),
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],
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),
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);
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} else if (isQueued) {
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return Container(width: size, height: size, decoration: BoxDecoration(color: colorScheme.surfaceContainerHighest, shape: BoxShape.circle), child: Icon(Icons.hourglass_empty, color: colorScheme.onSurfaceVariant, size: iconSize));
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} else {
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return GestureDetector(
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onTap: onDownload,
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child: Container(width: size, height: size, decoration: BoxDecoration(color: colorScheme.secondaryContainer, shape: BoxShape.circle), child: Icon(Icons.download, color: colorScheme.onSecondaryContainer, size: iconSize)),
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);
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}
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}
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}
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