播放页部分调整，完整播放链路层级已打通

lib/main.dart

@@ -6,22 +6,119 @@ import 'services/audio_service.dart';
 import 'services/playback_service.dart';
 import 'pages/home_page.dart';
 import 'pages/player_page.dart';
+import 'pages/playlist_page.dart'; // ✅ 导入 PlaylistPage
 import 'widgets/global_mini_player.dart';
 
-// ✅ 全局导航键
 final GlobalKey<NavigatorState> navigatorKey = GlobalKey<NavigatorState>();
 
 void main() {
   WidgetsFlutterBinding.ensureInitialized();
 
+  bool initSuccess = false;
+  String? initError;
+
   try {
     MediaKit.ensureInitialized();
     PlaybackService().init();
+    initSuccess = true;
   } catch (e, stack) {
-    print('❌ 初始化失败: $e');
+    initError = '初始化失败: $e';
+    print('❌ $initError');
     print(stack);
-    runApp(
-      MaterialApp(
+  }
+
+  runApp(
+    ChangeNotifierProvider(
+      create: (_) => AudioService(),
+      child: QTPlayerApp(
+        initSuccess: initSuccess,
+        initError: initError,
+      ),
+    ),
+  );
+}
+
+class QTPlayerApp extends StatefulWidget {
+  final bool initSuccess;
+  final String? initError;
+
+  const QTPlayerApp({
+    super.key,
+    required this.initSuccess,
+    required this.initError,
+  });
+
+  @override
+  State<QTPlayerApp> createState() => _QTPlayerAppState();
+}
+
+class _QTPlayerAppState extends State<QTPlayerApp>
+    with SingleTickerProviderStateMixin {
+  bool _showPlayerPage = false;
+  bool _showPlaylist = false; // ✅ 新增：播放列表显示状态
+
+  late final AnimationController _animationController;
+  late final Animation<double> _slideAnimation;
+
+  @override
+  void initState() {
+    super.initState();
+    GlobalMiniPlayer.onOpenPlayerPage = _openPlayerPage;
+    GlobalMiniPlayer.onOpenPlaylistPage = _openPlaylist;
+
+    _animationController = AnimationController(
+      vsync: this,
+      duration: const Duration(milliseconds: 300),
+    );
+
+    _slideAnimation = Tween<double>(begin: 1.0, end: 0.0).animate(
+      CurvedAnimation(
+        parent: _animationController,
+        curve: Curves.easeOutCubic,
+      ),
+    );
+  }
+
+  @override
+  void dispose() {
+    _animationController.dispose();
+    super.dispose();
+  }
+
+  void _openPlayerPage() {
+    setState(() {
+      _showPlayerPage = true;
+      _showPlaylist = false; // 打开播放页时关闭播放列表
+    });
+    _animationController.forward(from: 0.0);
+  }
+
+  void _closePlayerPage() {
+    _animationController.reverse().then((_) {
+      setState(() {
+        _showPlayerPage = false;
+      });
+    });
+  }
+
+  // ✅ 打开播放列表
+  void _openPlaylist() {
+    setState(() {
+      _showPlaylist = true;
+    });
+  }
+
+  // ✅ 关闭播放列表
+  void _closePlaylist() {
+    setState(() {
+      _showPlaylist = false;
+    });
+  }
+
+  @override
+  Widget build(BuildContext context) {
+    if (!widget.initSuccess) {
+      return MaterialApp(
         home: Scaffold(
           backgroundColor: const Color(0xFF0E1211),
           body: Center(
@@ -30,70 +127,42 @@ void main() {
               children: [
                 Icon(Icons.error_outline, size: 64, color: Colors.red[300]),
                 const SizedBox(height: 16),
-                Text(
+                const Text(
                   '应用初始化失败',
                   style: TextStyle(color: Colors.white, fontSize: 20),
                 ),
                 const SizedBox(height: 8),
                 Text(
-                  '$e',
+                  widget.initError ?? '未知错误',
                   style: TextStyle(color: Colors.grey[400], fontSize: 14),
                   textAlign: TextAlign.center,
                 ),
+                const SizedBox(height: 24),
+                ElevatedButton(
+                  onPressed: () {
+                    runApp(
+                      ChangeNotifierProvider(
+                        create: (_) => AudioService(),
+                        child: QTPlayerApp(
+                          initSuccess: true,
+                          initError: null,
+                        ),
+                      ),
+                    );
+                  },
+                  style: ElevatedButton.styleFrom(
+                    backgroundColor: const Color(0xFFB8D4D0),
+                    foregroundColor: Colors.black87,
+                  ),
+                  child: const Text('重试'),
+                ),
               ],
             ),
           ),
         ),
-      ),
-    );
-    return;
-  }
+      );
+    }
 
-  FlutterError.onError = (details) {
-    print('❌ Flutter Error: ${details.exception}');
-    print('Stack: ${details.stack}');
-  };
-
-  runApp(
-    ChangeNotifierProvider(
-      create: (_) => AudioService(),
-      child: const QTPlayerApp(),
-    ),
-  );
-}
-
-class QTPlayerApp extends StatefulWidget {
-  const QTPlayerApp({super.key});
-
-  @override
-  State<QTPlayerApp> createState() => _QTPlayerAppState();
-}
-
-class _QTPlayerAppState extends State<QTPlayerApp> {
-  bool _showPlayerPage = false;
-
-  // ✅ 播放页回调，暴露给 GlobalMiniPlayer
-  void _openPlayerPage() {
-    setState(() {
-      _showPlayerPage = true;
-    });
-  }
-
-  void _closePlayerPage() {
-    setState(() {
-      _showPlayerPage = false;
-    });
-  }
-
-  @override
-  void initState() {
-    super.initState();
-    // ✅ 注入回调（GlobalMiniPlayer 是 static 成员）
-    GlobalMiniPlayer.onOpenPlayerPage = _openPlayerPage;
-  }
-
-  @override
-  Widget build(BuildContext context) {
     return MaterialApp(
       title: '清听',
       navigatorKey: navigatorKey,
@@ -117,6 +186,7 @@ class _QTPlayerAppState extends State<QTPlayerApp> {
                 children: [
                   // ① 主页面
                   Positioned.fill(child: child!),
+
                   // ② MiniPlayer
                   const Positioned(
                     left: 0,
@@ -124,11 +194,36 @@ class _QTPlayerAppState extends State<QTPlayerApp> {
                     bottom: 0,
                     child: GlobalMiniPlayer(),
                   ),
+
                   // ③ 播放页（全屏覆盖）
                   if (_showPlayerPage)
                     Positioned.fill(
-                      child: PlayerPage(
-                        onClose: _closePlayerPage,
+                      child: AnimatedBuilder(
+                        animation: _animationController,
+                        builder: (context, child) {
+                          final progress = _slideAnimation.value;
+                          final offsetY =
+                              MediaQuery.of(context).size.height * progress;
+                          return Transform.translate(
+                            offset: Offset(0, offsetY),
+                            child: Opacity(
+                              opacity: 1.0 - progress * 0.3,
+                              child: child,
+                            ),
+                          );
+                        },
+                        child: PlayerPage(
+                          onClose: _closePlayerPage,
+                          onOpenPlaylist: _openPlaylist, // ✅ 传入回调
+                        ),
+                      ),
+                    ),
+
+                  // ④ ✅ 播放列表（最高层级，在播放页之上）
+                  if (_showPlaylist)
+                    Positioned.fill(
+                      child: PlaylistPage(
+                        onClose: _closePlaylist,
                       ),
                     ),
                 ],