АААААА СУКО ПЛЕИР МУЗЫКО
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needle10
329
lib/screens/music_library_screen.dart
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329
lib/screens/music_library_screen.dart
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import 'package:flutter/material.dart';
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import 'package:shared_preferences/shared_preferences.dart';
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import 'package:provider/provider.dart';
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import 'dart:io' as io;
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import 'dart:convert';
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import '../services/music_player_service.dart';
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import '../widgets/bottom_sheet_music_player.dart';
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class MusicLibraryScreen extends StatefulWidget {
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const MusicLibraryScreen({super.key});
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@override
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State<MusicLibraryScreen> createState() => _MusicLibraryScreenState();
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}
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class _MusicLibraryScreenState extends State<MusicLibraryScreen> {
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List<MusicTrack> _musicTracks = [];
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bool _isLoading = true;
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@override
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void initState() {
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super.initState();
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_loadMusicTracks();
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}
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Future<void> _loadMusicTracks() async {
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setState(() {
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_isLoading = true;
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});
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try {
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final prefs = await SharedPreferences.getInstance();
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final fileIdMap = prefs.getStringList('file_id_to_path_map') ?? [];
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final List<MusicTrack> tracks = [];
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final musicMetadataJson = prefs.getString('music_metadata') ?? '{}';
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final Map<String, dynamic> musicMetadata = jsonDecode(musicMetadataJson);
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for (final mapping in fileIdMap) {
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final parts = mapping.split(':');
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if (parts.length >= 2) {
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final fileId = parts[0];
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final filePath = parts.skip(1).join(':');
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final file = io.File(filePath);
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if (await file.exists()) {
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final extension = filePath.split('.').last.toLowerCase();
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if ([
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'mp3',
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'wav',
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'flac',
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'm4a',
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'aac',
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'ogg',
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].contains(extension)) {
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final metadata = musicMetadata[fileId] as Map<String, dynamic>?;
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if (metadata != null) {
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tracks.add(
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MusicTrack.fromJson({
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...metadata,
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'filePath': filePath,
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'fileId': int.tryParse(fileId),
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}),
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);
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} else {
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final fileName = filePath.split('/').last;
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final nameWithoutExt = fileName.substring(
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0,
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fileName.lastIndexOf('.'),
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);
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tracks.add(
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MusicTrack(
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id: fileId,
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title: nameWithoutExt,
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artist: 'Unknown Artist',
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filePath: filePath,
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fileId: int.tryParse(fileId),
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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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tracks.sort((a, b) => a.title.compareTo(b.title));
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setState(() {
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_musicTracks = tracks;
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_isLoading = false;
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});
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} catch (e) {
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print('Error loading music tracks: $e');
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setState(() {
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_isLoading = false;
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});
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}
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}
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Future<void> _playTrack(MusicTrack track) async {
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final musicPlayer = MusicPlayerService();
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await musicPlayer.playTrack(track, playlist: _musicTracks);
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}
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String _formatFileSize(int bytes) {
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if (bytes < 1024) {
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return '$bytes B';
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} else if (bytes < 1024 * 1024) {
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return '${(bytes / 1024).toStringAsFixed(1)} KB';
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} else if (bytes < 1024 * 1024 * 1024) {
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return '${(bytes / (1024 * 1024)).toStringAsFixed(1)} MB';
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} else {
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return '${(bytes / (1024 * 1024 * 1024)).toStringAsFixed(1)} GB';
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}
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}
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String _formatDuration(int? milliseconds) {
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if (milliseconds == null) return '--:--';
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final duration = Duration(milliseconds: milliseconds);
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final minutes = duration.inMinutes;
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final seconds = duration.inSeconds.remainder(60);
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return '${minutes.toString().padLeft(2, '0')}:${seconds.toString().padLeft(2, '0')}';
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}
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@override
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Widget build(BuildContext context) {
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final theme = Theme.of(context);
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final colorScheme = theme.colorScheme;
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final musicPlayer = context.watch<MusicPlayerService>();
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return ValueListenableBuilder<bool>(
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valueListenable: BottomSheetMusicPlayer.isExpandedNotifier,
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builder: (context, isPlayerExpanded, child) {
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return PopScope(
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canPop: !isPlayerExpanded,
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onPopInvoked: (didPop) {
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if (!didPop && isPlayerExpanded) {
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BottomSheetMusicPlayer.isExpandedNotifier.value = false;
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}
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},
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child: Scaffold(
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appBar: AppBar(title: const Text('Музыка')),
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body: Stack(
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children: [
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_isLoading
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? const Center(child: CircularProgressIndicator())
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: _musicTracks.isEmpty
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? Center(
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child: Column(
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mainAxisAlignment: MainAxisAlignment.center,
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children: [
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Icon(
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Icons.music_off,
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size: 64,
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color: colorScheme.onSurface.withOpacity(0.5),
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),
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const SizedBox(height: 16),
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Text(
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'Нет музыки',
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style: theme.textTheme.titleLarge?.copyWith(
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color: colorScheme.onSurface.withOpacity(0.7),
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),
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),
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const SizedBox(height: 8),
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Text(
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'Скачайте музыку из чатов',
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style: theme.textTheme.bodyMedium?.copyWith(
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color: colorScheme.onSurface.withOpacity(0.5),
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),
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),
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],
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),
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)
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: ListView.builder(
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padding: EdgeInsets.only(
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left: 16,
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right: 16,
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top: 16,
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bottom: musicPlayer.currentTrack != null ? 120 : 16,
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),
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itemCount: _musicTracks.length,
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itemBuilder: (context, index) {
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final track = _musicTracks[index];
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return Card(
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margin: const EdgeInsets.only(bottom: 12),
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child: ListTile(
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contentPadding: const EdgeInsets.symmetric(
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horizontal: 16,
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vertical: 8,
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),
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leading: ClipRRect(
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borderRadius: BorderRadius.circular(8),
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child: Container(
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width: 56,
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height: 56,
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color: colorScheme.primaryContainer,
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child: track.albumArtUrl != null
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? Image.network(
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track.albumArtUrl!,
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fit: BoxFit.cover,
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errorBuilder:
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(context, error, stackTrace) =>
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Icon(
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Icons.music_note,
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color: colorScheme
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.onPrimaryContainer,
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),
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)
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: Icon(
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Icons.music_note,
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color: colorScheme.onPrimaryContainer,
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),
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),
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),
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title: Text(
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track.title,
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style: theme.textTheme.titleMedium?.copyWith(
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fontWeight: FontWeight.w600,
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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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subtitle: Column(
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crossAxisAlignment: CrossAxisAlignment.start,
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children: [
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const SizedBox(height: 4),
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Text(
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track.artist,
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style: theme.textTheme.bodyMedium?.copyWith(
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color: colorScheme.onSurface.withOpacity(
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0.7,
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),
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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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if (track.album != null) ...[
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const SizedBox(height: 2),
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Text(
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track.album!,
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style: theme.textTheme.bodySmall
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?.copyWith(
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color: colorScheme.onSurface
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.withOpacity(0.5),
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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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const SizedBox(height: 4),
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Row(
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children: [
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if (track.duration != null) ...[
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Text(
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_formatDuration(track.duration),
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style: theme.textTheme.bodySmall
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?.copyWith(
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color: colorScheme.onSurface
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.withOpacity(0.5),
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),
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),
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const SizedBox(width: 8),
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Text(
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'•',
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style: theme.textTheme.bodySmall
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?.copyWith(
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color: colorScheme.onSurface
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.withOpacity(0.5),
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),
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),
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const SizedBox(width: 8),
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],
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if (track.filePath != null) ...[
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FutureBuilder<io.FileStat>(
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future: io.File(
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track.filePath!,
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).stat(),
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builder: (context, snapshot) {
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if (snapshot.hasData) {
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return Text(
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_formatFileSize(
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snapshot.data!.size,
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),
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style: theme.textTheme.bodySmall
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?.copyWith(
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color: colorScheme
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.onSurface
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.withOpacity(0.5),
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),
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);
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}
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return const SizedBox.shrink();
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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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trailing: IconButton(
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onPressed: () => _playTrack(track),
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icon: const Icon(Icons.play_arrow),
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style: IconButton.styleFrom(
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backgroundColor: colorScheme.primaryContainer,
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foregroundColor:
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colorScheme.onPrimaryContainer,
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),
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),
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onTap: () => _playTrack(track),
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),
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);
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},
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),
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if (musicPlayer.currentTrack != null)
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const Positioned(
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bottom: 0,
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left: 0,
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right: 0,
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child: BottomSheetMusicPlayer(),
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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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}
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