1

app/lib/screens/feed/widgets/video_player_view.dart

@@ -14,6 +14,7 @@ class VideoPlayerView extends StatefulWidget {
     required this.slotIndex,
     required this.coverUrl,
     required this.isCurrent,
+    this.durationSeconds = 0,
   });
 
   final FeedPlayerPool pool;
@@ -23,6 +24,10 @@ class VideoPlayerView extends StatefulWidget {
   /// 该页是否为当前页（暂停图标只在当前页显示，避免划走后旧页残留大图标）
   final bool isCurrent;
 
+  /// DB 里的视频时长（秒）：流 duration 异常（如被当直播流报 0）时兜底，
+  /// 保证进度条/拖动可用
+  final int durationSeconds;
+
   @override
   State<VideoPlayerView> createState() => _VideoPlayerViewState();
 }
@@ -45,9 +50,15 @@ class _VideoPlayerViewState extends State<VideoPlayerView> {
     });
   }
 
+  /// 有效时长：流上报优先，异常（duration=0）回退 DB 时长
+  int get _totalMs {
+    final streamMs = _duration.inMilliseconds;
+    return streamMs > 0 ? streamMs : widget.durationSeconds * 1000;
+  }
+
   double get _value {
     if (_seeking) return _seekValue;
-    final total = _duration.inMilliseconds;
+    final total = _totalMs;
     if (total <= 0) return 0;
     final cur = _position.inMilliseconds.clamp(0, total);
     return cur / total;
@@ -66,7 +77,7 @@ class _VideoPlayerViewState extends State<VideoPlayerView> {
 
   void _onSeekEnd(double v) {
     setState(() => _seeking = false);
-    final totalMs = _duration.inMilliseconds;
+    final totalMs = _totalMs;
     if (totalMs > 0) {
       _slot.player.seek(Duration(milliseconds: (v * totalMs).round()));
     }
@@ -120,7 +131,7 @@ class _VideoPlayerViewState extends State<VideoPlayerView> {
             ),
           ),
 
-        // 抖音风格细进度条（贴底，常驻）
+        // 抖音风格细进度条（贴底，常驻；拖动时显示目标时间气泡）
         Positioned(
           left: 0, right: 0, bottom: 0,
           child: _ThinProgressBar(
@@ -128,6 +139,7 @@ class _VideoPlayerViewState extends State<VideoPlayerView> {
             onChanged: _onSeek,
             onChangeStart: _onSeekStart,
             onChangeEnd: _onSeekEnd,
+            totalMs: _totalMs,
           ),
         ),
       ],
@@ -141,16 +153,29 @@ class _ThinProgressBar extends StatefulWidget {
     required this.onChanged,
     required this.onChangeStart,
     required this.onChangeEnd,
+    this.totalMs = 0,
   });
   final double value;
   final ValueChanged<double> onChanged;
   final ValueChanged<double> onChangeStart;
   final ValueChanged<double> onChangeEnd;
 
+  /// 视频总时长（毫秒）：拖动气泡显示目标位置用时/分/秒
+  final int totalMs;
+
   @override
   State<_ThinProgressBar> createState() => _ThinProgressBarState();
 }
 
+/// 拖动气泡时间：>1 小时显示 x时xx分xx秒，否则 xx分xx秒
+String _seekBubbleText(double value, int totalMs) {
+  final d = Duration(milliseconds: (value * totalMs).round());
+  final h = d.inHours;
+  final m = d.inMinutes.remainder(60).toString().padLeft(2, '0');
+  final s = d.inSeconds.remainder(60).toString().padLeft(2, '0');
+  return h > 0 ? '$h时$m分$s秒' : '$m分$s秒';
+}
+
 class _ThinProgressBarState extends State<_ThinProgressBar> {
   bool _dragging = false;
   double _dragValue = 0;
@@ -187,15 +212,44 @@ class _ThinProgressBarState extends State<_ThinProgressBar> {
             setState(() => _dragging = false);
             widget.onChangeEnd(_dragValue.clamp(0.0, 1.0));
           },
-          child: Container(
+          child: SizedBox(
             height: 32, // 触摸热区 32px（视觉 2px，好点）
-            alignment: Alignment.bottomCenter,
-            child: CustomPaint(
-              painter: _ProgressPainter(
-                value: _dragging ? _dragValue : widget.value,
-                dragging: _dragging,
-              ),
-              size: Size(w, _dragging ? 20 : 4),
+            child: Stack(
+              clipBehavior: Clip.none,
+              alignment: Alignment.bottomCenter,
+              children: [
+                Align(
+                  alignment: Alignment.bottomCenter,
+                  child: CustomPaint(
+                    painter: _ProgressPainter(
+                      value: _dragging ? _dragValue : widget.value,
+                      dragging: _dragging,
+                    ),
+                    size: Size(w, _dragging ? 20 : 4),
+                  ),
+                ),
+                // 拖动中的时间气泡（跟随 thumb，两端自动夹在屏内）
+                if (_dragging && widget.totalMs > 0)
+                  Positioned(
+                    bottom: 14,
+                    left: (_dragValue * w - 38)
+                        .clamp(0.0, (w - 76).clamp(0.0, w)),
+                    child: Container(
+                      width: 76,
+                      height: 24,
+                      alignment: Alignment.center,
+                      decoration: BoxDecoration(
+                        color: Colors.black.withValues(alpha: 0.82),
+                        borderRadius: BorderRadius.circular(6),
+                      ),
+                      child: Text(
+                        _seekBubbleText(_dragValue, widget.totalMs),
+                        style: const TextStyle(
+                            color: Colors.white, fontSize: 11.5),
+                      ),
+                    ),
+                  ),
+              ],
             ),
           ),
         );