✨ Audio player

2025-08-02 14:54:56 +08:00
parent bec037622f
commit e1286c797f
5 changed files with 214 additions and 24 deletions
--- a/lib/widgets/content/audio.dart
+++ b/lib/widgets/content/audio.dart
@@ -0,0 +1,146 @@
+import 'dart:developer';
+
+import 'package:flutter/material.dart';
+import 'package:flutter_cache_manager/flutter_cache_manager.dart';
+import 'package:gap/gap.dart';
+import 'package:hooks_riverpod/hooks_riverpod.dart';
+import 'package:island/pods/network.dart';
+import 'package:island/services/time.dart';
+import 'package:material_symbols_icons/symbols.dart';
+import 'package:media_kit/media_kit.dart';
+import 'package:styled_widget/styled_widget.dart';
+
+class UniversalAudio extends ConsumerStatefulWidget {
+  final String uri;
+  final bool autoplay;
+  const UniversalAudio({super.key, required this.uri, this.autoplay = false});
+
+  @override
+  ConsumerState<UniversalAudio> createState() => _UniversalAudioState();
+}
+
+class _UniversalAudioState extends ConsumerState<UniversalAudio> {
+  Player? _player;
+
+  Duration _duration = Duration(seconds: 1);
+  Duration _duartionBuffered = Duration(seconds: 1);
+  Duration _position = Duration(seconds: 0);
+
+  bool _sliderWorking = false;
+  Duration _sliderPosition = Duration(seconds: 0);
+
+  void _openAudio() async {
+    final url = widget.uri;
+    MediaKit.ensureInitialized();
+
+    _player = Player();
+    _player!.stream.position.listen((value) {
+      _position = value;
+      if (!_sliderWorking) _sliderPosition = _position;
+      setState(() {});
+    });
+    _player!.stream.buffer.listen((value) {
+      _duartionBuffered = value;
+      setState(() {});
+    });
+    _player!.stream.duration.listen((value) {
+      _duration = value;
+      setState(() {});
+    });
+
+    String? uri;
+    final inCacheInfo = await DefaultCacheManager().getFileFromCache(url);
+    if (inCacheInfo == null) {
+      log('[MediaPlayer] Miss cache: $url');
+      final token = ref.watch(tokenProvider)?.token;
+      DefaultCacheManager().downloadFile(
+        url,
+        authHeaders: {'Authorization': 'AtField $token'},
+      );
+      uri = url;
+    } else {
+      uri = inCacheInfo.file.path;
+      log('[MediaPlayer] Hit cache: $url');
+    }
+
+    _player!.open(Media(uri), play: widget.autoplay);
+  }
+
+  @override
+  void initState() {
+    super.initState();
+    _openAudio();
+  }
+
+  @override
+  void dispose() {
+    super.dispose();
+    _player?.dispose();
+  }
+
+  @override
+  Widget build(BuildContext context) {
+    if (_player == null) {
+      return Center(child: CircularProgressIndicator());
+    }
+
+    return Card(
+      color: Theme.of(context).colorScheme.surfaceContainerLowest,
+      child: Row(
+        children: [
+          IconButton.filled(
+            onPressed: () {
+              _player!.playOrPause().then((_) {
+                if (mounted) setState(() {});
+              });
+            },
+            icon:
+                _player!.state.playing
+                    ? const Icon(Symbols.pause, fill: 1, color: Colors.white)
+                    : const Icon(
+                      Symbols.play_arrow,
+                      fill: 1,
+                      color: Colors.white,
+                    ),
+          ),
+          const Gap(20),
+          Expanded(
+            child: Column(
+              mainAxisSize: MainAxisSize.min,
+              crossAxisAlignment: CrossAxisAlignment.stretch,
+              children: [
+                Row(
+                  children: [
+                    Text(
+                      '${_position.formatShortDuration()} / ${_duration.formatShortDuration()}',
+                    ),
+                  ],
+                ),
+                Slider(
+                  value: _sliderPosition.inMilliseconds.toDouble(),
+                  secondaryTrackValue:
+                      _duartionBuffered.inMilliseconds.toDouble(),
+                  max: _duration.inMilliseconds.toDouble(),
+                  onChangeStart: (_) {
+                    _sliderWorking = true;
+                  },
+                  onChanged: (value) {
+                    _sliderPosition = Duration(milliseconds: value.toInt());
+                    setState(() {});
+                  },
+                  onChangeEnd: (value) {
+                    _sliderPosition = Duration(milliseconds: value.toInt());
+                    _sliderWorking = false;
+                    _player!.seek(_sliderPosition);
+                  },
+                  year2023: true,
+                  padding: EdgeInsets.zero,
+                ),
+              ],
+            ),
+          ),
+        ],
+      ).padding(horizontal: 24, vertical: 16),
+    );
+  }
+}