fix(recommend): 稳定进度拖动与清屏状态

lib/pages/player/widgets/home_feed_overlay.dart

@@ -13,13 +13,12 @@ import '../../../core/theme/app_colors.dart';
 import '../../../l10n/app_localizations.dart';
 import 'home_feed_recommend_panel.dart';
 import 'loading_progress_track.dart';
-import 'scrub_preview_card.dart';
 import 'seek_progress_bar.dart';
 
 part 'home_feed_overlay_parts.dart';
 
 const double _progressHeight = 2;
-const double _progressHitHeight = 24;
+const double _progressHitHeight = 28;
 const double _pageHorizontal = 14;
 const double _railRight = 8;
 const double _railGap = 12;
@@ -60,6 +59,7 @@ class HomeFeedOverlay extends StatefulWidget {
     this.onScrubEnd,
     this.onScrubVisibilityChanged,
     this.onSeek,
+    this.cancelScrubRequest = 0,
     this.thumbnailService,
     this.spriteAxisService,
   });
@@ -92,6 +92,7 @@ class HomeFeedOverlay extends StatefulWidget {
   final VoidCallback? onScrubEnd;
   final ValueChanged<bool>? onScrubVisibilityChanged;
   final ValueChanged<Duration>? onSeek;
+  final int cancelScrubRequest;
   final PlaybackThumbnailService? thumbnailService;
   final SpriteThumbnailAxisService? spriteAxisService;
 
@@ -101,6 +102,16 @@ class HomeFeedOverlay extends StatefulWidget {
 
 class _HomeFeedOverlayState extends State<HomeFeedOverlay> {
   bool _scrubbing = false;
+  bool _clearAfterScrub = false;
+
+  @override
+  void didUpdateWidget(covariant HomeFeedOverlay oldWidget) {
+    super.didUpdateWidget(oldWidget);
+    if (oldWidget.cancelScrubRequest != widget.cancelScrubRequest) {
+      _scrubbing = false;
+      _clearAfterScrub = false;
+    }
+  }
 
   @override
   Widget build(BuildContext context) {
@@ -116,7 +127,7 @@ class _HomeFeedOverlayState extends State<HomeFeedOverlay> {
                 child: GestureDetector(
                   key: const Key('home-feed-gesture'),
                   behavior: HitTestBehavior.opaque,
-                  onTap: widget.onTogglePlay,
+                  onTap: _handleSurfaceTap,
                   onLongPressStart: (details) =>
                       _handleLongPressStart(details, constraints.maxWidth),
                   onLongPressEnd: (_) => widget.onBoostEnd(),
@@ -127,7 +138,7 @@ class _HomeFeedOverlayState extends State<HomeFeedOverlay> {
           ),
           if (widget.boosting)
             Positioned(left: 0, right: 0, bottom: 20, child: _boostHint())
-          else if (widget.visible && !_scrubbing)
+          else if (widget.visible && !_scrubbing && !_clearAfterScrub)
             Positioned(
               left: _pageHorizontal,
               right: _railRight,
@@ -153,14 +164,10 @@ class _HomeFeedOverlayState extends State<HomeFeedOverlay> {
               locked: widget.locked,
               height: _progressHeight,
               hitHeight: _progressHitHeight,
+              cancelScrubRequest: widget.cancelScrubRequest,
               onScrubStart: _startScrub,
               onScrubEnd: _endScrub,
               onSeek: widget.onSeek,
-              thumbnailService: widget.thumbnailService,
-              spriteAxisService: widget.spriteAxisService,
-              thumbnailsUrl: widget.episode.thumbnailsUrl,
-              episodeId: widget.episode.id,
-              posterUrl: widget.drama.posterUrl,
             ),
           ),
         ],
@@ -169,17 +176,34 @@ class _HomeFeedOverlayState extends State<HomeFeedOverlay> {
   }
 
   void _startScrub() {
-    if (!_scrubbing) setState(() => _scrubbing = true);
+    if (!_scrubbing || _clearAfterScrub) {
+      setState(() {
+        _scrubbing = true;
+        _clearAfterScrub = false;
+      });
+    }
     widget.onScrubVisibilityChanged?.call(true);
     widget.onScrubStart?.call();
   }
 
   void _endScrub() {
-    if (_scrubbing) setState(() => _scrubbing = false);
-    widget.onScrubVisibilityChanged?.call(false);
+    if (_scrubbing || !_clearAfterScrub) {
+      setState(() {
+        _scrubbing = false;
+        _clearAfterScrub = true;
+      });
+    }
     widget.onScrubEnd?.call();
   }
 
+  void _handleSurfaceTap() {
+    if (_clearAfterScrub) {
+      setState(() => _clearAfterScrub = false);
+      widget.onScrubVisibilityChanged?.call(false);
+    }
+    widget.onTogglePlay();
+  }
+
   void _handleLongPressStart(LongPressStartDetails details, double width) {
     final third = width / 3;
     final dx = details.localPosition.dx;