fix: 修正双击点赞与心形联动

lib/pages/player/player_view.dart

@@ -516,16 +516,8 @@ class _PlayerPageState extends State<PlayerPage>
           controller: videoPort?.controller,
           videoUrl: videoPort?.controller.dataSource ?? episode.videoUrl,
           theater: theater,
-          onTap: () => _handleFeedSurfaceTap(),
+          onTap: widget.homeMode ? () {} : _handleFeedSurfaceTap,
         ),
-        if (widget.homeMode && _chromeVisible && !logic.chromeHidden)
-          Positioned.fill(
-            child: GestureDetector(
-              key: const Key('home-feed-video-toggle'),
-              behavior: HitTestBehavior.opaque,
-              onTap: _handleFeedSurfaceTap,
-            ),
-          ),
         // 票据三态之一：起播前正在向后端要签名地址
         if (selected && logic.ticketLoading)
           const Center(
@@ -640,24 +632,11 @@ class _PlayerPageState extends State<PlayerPage>
             commentCount: _commentCounts[episode.id] ?? episode.commentCount,
             saved: context.watch<FavoriteController>().isSaved(drama.id),
             onLike: () async {
-              if (await ensureSignedIn(context)) {
-                if (!context.mounted) return;
-                unawaited(context.read<Haptics>().lightImpact());
-                final result = await interactions.toggleEpisodeLike(episode.id);
-                if (!result.isSuccess && context.mounted) {
-                  ScaffoldMessenger.of(context).showSnackBar(
-                    SnackBar(
-                      content: Text(
-                        result.errorMessage ??
-                            AppLocalizations.of(context)!.likeFailed,
-                      ),
-                    ),
-                  );
-                }
-              }
+              await _toggleLike(context, interactions, episode);
             },
-            onDoubleTapLike: (_) =>
-                unawaited(_likeFromDoubleTap(context, interactions, episode)),
+            onDoubleTapLike: (_) => unawaited(
+              _toggleLike(context, interactions, episode, likeOnly: true),
+            ),
             onSave: () => unawaited(_toggleSave(context, drama)),
             onComments: () => unawaited(_openComments(context, drama, episode)),
             onShare: () => logic.shareDrama(context, drama),

lib/pages/player/player_view_actions.dart

@@ -81,34 +81,17 @@ extension _PlayerViewActions on _PlayerPageState {
   Future<void> _toggleLike(
     BuildContext context,
     InteractionController interactions,
-    Episode episode,
-  ) async {
-    if (!await ensureSignedIn(context) || !context.mounted) return;
+    Episode episode, {
+    bool likeOnly = false,
+  }) async {
     unawaited(context.read<Haptics>().lightImpact());
-    final result = await interactions.toggleEpisodeLike(episode.id);
-    if (result.isSuccess || !context.mounted) return;
-    ScaffoldMessenger.of(context).showSnackBar(
-      SnackBar(
-        content: Text(
-          result.errorMessage ?? AppLocalizations.of(context)!.likeFailed,
-        ),
-      ),
-    );
-  }
-
-  Future<void> _likeFromDoubleTap(
-    BuildContext context,
-    InteractionController interactions,
-    Episode episode,
-  ) async {
-    unawaited(context.read<Haptics>().lightImpact());
-    if (interactions.isEpisodeLiked(episode.id) ||
-        interactions.isEpisodeBusy(episode.id)) {
+    if (interactions.isEpisodeBusy(episode.id) ||
+        (likeOnly && interactions.isEpisodeLiked(episode.id))) {
       return;
     }
     if (!await ensureSignedIn(context) || !context.mounted) return;
-    if (interactions.isEpisodeLiked(episode.id) ||
-        interactions.isEpisodeBusy(episode.id)) {
+    if (interactions.isEpisodeBusy(episode.id) ||
+        (likeOnly && interactions.isEpisodeLiked(episode.id))) {
       return;
     }
     final result = await interactions.toggleEpisodeLike(episode.id);

lib/pages/player/widgets/home_feed_overlay.dart

@@ -107,9 +107,12 @@ class HomeFeedOverlay extends StatefulWidget {
 }
 
 class _HomeFeedOverlayState extends State<HomeFeedOverlay> {
+  static const Duration _singleTapDelay = Duration(milliseconds: 280);
+
   bool _scrubbing = false;
   bool _wasVisibleBeforeScrub = true;
-  Offset? _doubleTapPosition;
+  Timer? _singleTapTimer;
+  DateTime? _lastTapAt;
   int _nextHeartBurstId = 0;
   final List<({int id, Offset position})> _heartBursts = [];
 
@@ -121,6 +124,12 @@ class _HomeFeedOverlayState extends State<HomeFeedOverlay> {
     }
   }
 
+  @override
+  void dispose() {
+    _singleTapTimer?.cancel();
+    super.dispose();
+  }
+
   @override
   Widget build(BuildContext context) {
     return SafeArea(
@@ -135,10 +144,7 @@ class _HomeFeedOverlayState extends State<HomeFeedOverlay> {
                 child: GestureDetector(
                   key: const Key('home-feed-gesture'),
                   behavior: HitTestBehavior.opaque,
-                  onTap: _handleSurfaceTap,
-                  onDoubleTapDown: (details) =>
-                      _doubleTapPosition = details.localPosition,
-                  onDoubleTap: _handleDoubleTap,
+                  onTapUp: _handleTapUp,
                   onLongPressStart: (details) =>
                       _handleLongPressStart(details, constraints.maxWidth),
                   onLongPressEnd: (_) => widget.onBoostEnd(),
@@ -242,13 +248,28 @@ class _HomeFeedOverlayState extends State<HomeFeedOverlay> {
     widget.onScrubEnd?.call(wasVisible);
   }
 
-  void _handleSurfaceTap() {
-    widget.onTogglePlay();
+  void _handleTapUp(TapUpDetails details) {
+    final now = DateTime.now();
+    final lastTap = _lastTapAt;
+    if (_singleTapTimer != null &&
+        lastTap != null &&
+        now.difference(lastTap) <= _singleTapDelay) {
+      _singleTapTimer?.cancel();
+      _singleTapTimer = null;
+      _lastTapAt = null;
+      _showHearts(details.localPosition);
+      return;
+    }
+    _lastTapAt = now;
+    _singleTapTimer?.cancel();
+    _singleTapTimer = Timer(_singleTapDelay, () {
+      _singleTapTimer = null;
+      _lastTapAt = null;
+      if (mounted) widget.onTogglePlay();
+    });
   }
 
-  void _handleDoubleTap() {
-    final position = _doubleTapPosition;
-    if (position == null) return;
+  void _showHearts(Offset position) {
     final id = _nextHeartBurstId++;
     setState(() => _heartBursts.add((id: id, position: position)));
     widget.onDoubleTapLike?.call(position);
@@ -260,6 +281,9 @@ class _HomeFeedOverlayState extends State<HomeFeedOverlay> {
   }
 
   void _handleLongPressStart(LongPressStartDetails details, double width) {
+    _singleTapTimer?.cancel();
+    _singleTapTimer = null;
+    _lastTapAt = null;
     final third = width / 3;
     final dx = details.localPosition.dx;
     if (dx < third || dx > width - third) {

lib/pages/player/widgets/home_feed_recommend_panel.dart

@@ -371,6 +371,9 @@ class HomeFeedActionRail extends StatelessWidget {
             icon: liked
                 ? Icons.favorite_rounded
                 : Icons.favorite_border_rounded,
+            iconColor: liked
+                ? AppColors.doubleTapHeartRed
+                : AppColors.textPrimary,
             label: likeCount == null
                 ? l10n.like
                 : formatInteractionCount(likeCount!),
@@ -397,6 +400,7 @@ class HomeFeedActionRail extends StatelessWidget {
     required String label,
     required Key labelKey,
     required VoidCallback onTap,
+    Color iconColor = AppColors.textPrimary,
     double labelFontSize = 12,
   }) {
     return GestureDetector(
@@ -409,7 +413,7 @@ class HomeFeedActionRail extends StatelessWidget {
           Icon(
             icon,
             size: _actionIcon,
-            color: AppColors.textPrimary,
+            color: iconColor,
             shadows: const [
               Shadow(
                 color: AppColors.shadowSoft,

lib/pages/player/widgets/interaction_rail.dart

@@ -19,6 +19,7 @@ class InteractionRailItem {
     this.count,
     this.countKey,
     this.selected = false,
+    this.selectedColor = AppColors.blue,
   });
 
   final Key key;
@@ -28,6 +29,7 @@ class InteractionRailItem {
   final int? count;
   final Key? countKey;
   final bool selected;
+  final Color selectedColor;
 }
 
 /// 播放页与首页 feed 共用的右侧互动栏：收藏/评论/喜欢/分享。
@@ -71,7 +73,7 @@ class _RailButton extends StatelessWidget {
               width: _iconSize,
               height: _iconSize,
               fit: BoxFit.contain,
-              color: item.selected ? AppColors.blue : AppColors.onPrimary,
+              color: item.selected ? item.selectedColor : AppColors.onPrimary,
               colorBlendMode: BlendMode.srcIn,
             ),
           ),

lib/pages/player/widgets/player_overlay.dart

@@ -170,6 +170,7 @@ class PlayerPlaybackOverlay extends StatelessWidget {
             count: data.likeCount,
             countKey: const Key('player-rail-like-count'),
             selected: data.liked,
+            selectedColor: AppColors.doubleTapHeartRed,
             onTap: actions.onLike,
           ),
           InteractionRailItem(