fix(flutter): feed 长按加速与刷新转圈

lib/pages/player/widgets/home_feed_overlay.dart

@@ -27,6 +27,9 @@ const double _tagFontSize = 11;
 const double _fullBarHeight = 44;
 const double _progressHeight = 2;
 const double _progressHitHeight = 24;
+const List<Shadow> _boostTextShadows = [
+  Shadow(color: Colors.black54, blurRadius: 5, offset: Offset(0, 1)),
+];
 const int _maxTags = 4;
 final RegExp _tagSplitter = RegExp(r'[,/、·]');
 
@@ -40,6 +43,8 @@ class HomeFeedOverlay extends StatefulWidget {
     required this.controller,
     required this.liked,
     required this.saved,
+    required this.visible,
+    required this.boosting,
     required this.onLike,
     required this.onSave,
     required this.onComments,
@@ -51,6 +56,9 @@ class HomeFeedOverlay extends StatefulWidget {
     required this.onDownload,
     required this.onClear,
     required this.onSearch,
+    required this.onTogglePlay,
+    required this.onBoostStart,
+    required this.onBoostEnd,
     this.onScrubStart,
     this.onSeek,
     this.likeCount,
@@ -70,6 +78,8 @@ class HomeFeedOverlay extends StatefulWidget {
   final int? commentCount;
   final bool saved;
   final String authorNote;
+  final bool visible;
+  final bool boosting;
   final VoidCallback onLike;
   final VoidCallback onSave;
   final VoidCallback onComments;
@@ -77,13 +87,16 @@ class HomeFeedOverlay extends StatefulWidget {
   final VoidCallback onEpisodes;
   final VoidCallback onDetail;
   final VoidCallback onOpenFullPlayer;
-  final VoidCallback onRefreshFeed;
+  final Future<bool> Function() onRefreshFeed;
   final VoidCallback onDownload;
   final VoidCallback onClear;
   final VoidCallback onSearch;
+  final VoidCallback onTogglePlay;
   final VoidCallback? onPip;
   final VoidCallback? onScrubStart;
   final ValueChanged<Duration>? onSeek;
+  final VoidCallback onBoostStart;
+  final VoidCallback onBoostEnd;
 
   @override
   State<HomeFeedOverlay> createState() => _HomeFeedOverlayState();
@@ -91,30 +104,100 @@ class HomeFeedOverlay extends StatefulWidget {
 
 class _HomeFeedOverlayState extends State<HomeFeedOverlay> {
   _FeedTab _tab = _FeedTab.recommend;
+  bool _refreshing = false;
 
   @override
   Widget build(BuildContext context) {
     return SafeArea(
       bottom: false,
-      child: Column(
+      child: Stack(
         children: [
-          _header(context),
-          Expanded(
-            child: Align(
-              alignment: const Alignment(1.0, 0.68),
-              child: Padding(
-                padding: const EdgeInsets.fromLTRB(0, 0, 10, 16),
-                child: _rail(),
+          Positioned.fill(
+            child: LayoutBuilder(
+              builder: (context, constraints) => Listener(
+                onPointerUp: (_) => widget.onBoostEnd(),
+                onPointerCancel: (_) => widget.onBoostEnd(),
+                child: GestureDetector(
+                  key: const Key('home-feed-gesture'),
+                  behavior: HitTestBehavior.opaque,
+                  onTap: widget.onTogglePlay,
+                  onLongPressStart: (details) =>
+                      _handleLongPressStart(details, constraints.maxWidth),
+                  onLongPressEnd: (_) => widget.onBoostEnd(),
+                  onLongPressCancel: widget.onBoostEnd,
+                ),
               ),
             ),
           ),
-          _bottomInfo(),
-          _fullSeriesBar(),
+          if (widget.boosting)
+            Column(children: [const Spacer(), _boostHint(), _fullSeriesBar()])
+          else if (widget.visible)
+            Column(
+              children: [
+                _header(context),
+                Expanded(
+                  child: Align(
+                    alignment: const Alignment(1.0, 0.80),
+                    child: Padding(
+                      padding: const EdgeInsets.fromLTRB(0, 0, 10, 16),
+                      child: _rail(),
+                    ),
+                  ),
+                ),
+                _bottomInfo(),
+                _fullSeriesBar(),
+              ],
+            ),
         ],
       ),
     );
   }
 
+  void _handleLongPressStart(LongPressStartDetails details, double width) {
+    final third = width / 3;
+    final dx = details.localPosition.dx;
+    if (dx < third || dx > width - third) {
+      widget.onBoostStart();
+      return;
+    }
+    _openMore(context);
+  }
+
+  Widget _boostHint() {
+    return Padding(
+      key: const Key('home-feed-speed-boost-hint'),
+      padding: const EdgeInsets.only(bottom: 8),
+      child: Row(
+        mainAxisAlignment: MainAxisAlignment.center,
+        children: [
+          const Icon(
+            Icons.play_arrow_rounded,
+            color: AppColors.blue,
+            size: 16,
+            shadows: _boostTextShadows,
+          ),
+          const SizedBox(width: 4),
+          Text(
+            widget.l10n.speedBoosting('2.0'),
+            style: const TextStyle(
+              color: AppColors.blue,
+              fontSize: 13,
+              fontWeight: FontWeight.w700,
+              shadows: _boostTextShadows,
+            ),
+          ),
+        ],
+      ),
+    );
+  }
+
+  Future<void> _refresh() async {
+    if (_refreshing) return;
+    setState(() => _refreshing = true);
+    await widget.onRefreshFeed();
+    if (mounted) setState(() => _refreshing = false);
+  }
+
   Widget _header(BuildContext context) {
     return Padding(
       padding: const EdgeInsets.fromLTRB(8, 6, 8, 4),
@@ -124,7 +207,8 @@ class _HomeFeedOverlayState extends State<HomeFeedOverlay> {
             tooltip: widget.l10n.retry,
             dimension: _topIconSize,
             glyphSize: _topIconGlyph,
-            onTap: widget.onRefreshFeed,
+            refreshing: _refreshing,
+            onTap: _refresh,
             onLongPress: () => _openMore(context),
           ),
           Expanded(