fix(flutter): 首页 feed 去底色并优化整集条

lib/pages/player/player_view.dart

@@ -75,7 +75,7 @@ class PlayerPage extends StatefulWidget {
   final List<Drama>? feedDramas;
   final ValueChanged<Drama>? onDramaChanged;
   final ValueChanged<bool>? onImmersiveChanged;
-  final void Function(Drama drama, Episode episode)? onOpenFullPlayer;
+  final Future<void> Function(Drama drama, Episode episode)? onOpenFullPlayer;
   final VoidCallback? onRefreshFeed;
   final WalletController? wallet;
   final DownloadController? downloads;
@@ -415,8 +415,11 @@ class _PlayerPageState extends State<PlayerPage> with WidgetsBindingObserver {
                   onShare: () => logic.shareDrama(context, drama),
                   onEpisodes: () => logic.showEpisodes(context),
                   onDetail: () => unawaited(logic.openDetail(context)),
-                  onOpenFullPlayer: () =>
-                      widget.onOpenFullPlayer?.call(drama, episode),
+                  onOpenFullPlayer: () async {
+                    await widget.onOpenFullPlayer?.call(drama, episode);
+                    if (!mounted || !widget.active) return;
+                    logic.session.setUserWantsPlay(true);
+                  },
                   onRefreshFeed: () => widget.onRefreshFeed?.call(),
                   onDownload: () => requestEpisodeDownload(context, episode.id),
                   onClear: () => setState(() => _chromeVisible = false),

lib/pages/player/widgets/home_feed_overlay.dart

@@ -14,7 +14,6 @@ import 'interaction_rail.dart';
 part 'home_feed_overlay_parts.dart';
 
 const Color _overlayPill = Color(0x66000000);
-const Color _fullBarColor = Color(0xCC000000);
 const double _topIconSize = 36;
 const double _topIconGlyph = 22;
 const double _tabGap = 22;
@@ -24,7 +23,7 @@ const double _underlineHeight = 2;
 const double _titleFontSize = 17;
 const double _metaFontSize = 12;
 const double _tagFontSize = 11;
-const double _fullBarHeight = 48;
+const double _fullBarHeight = 44;
 const double _progressHeight = 2;
 const double _progressHitHeight = 20;
 const int _maxTags = 4;
@@ -96,56 +95,25 @@ class _HomeFeedOverlayState extends State<HomeFeedOverlay> {
   Widget build(BuildContext context) {
     return SafeArea(
       bottom: false,
-      child: Stack(
+      child: Column(
         children: [
-          Positioned(
-            top: 0,
-            left: 0,
-            right: 0,
-            child: IgnorePointer(child: _gradient(top: true)),
-          ),
-          Positioned(
-            left: 0,
-            right: 0,
-            bottom: 0,
-            child: IgnorePointer(child: _gradient(top: false)),
-          ),
-          Column(
-            children: [
-              _header(context),
-              Expanded(
-                child: Align(
-                  alignment: const Alignment(1.0, 0.45),
-                  child: Padding(
-                    padding: const EdgeInsets.fromLTRB(0, 0, 10, 16),
-                    child: _rail(),
-                  ),
-                ),
+          _header(context),
+          Expanded(
+            child: Align(
+              alignment: const Alignment(1.0, 0.45),
+              child: Padding(
+                padding: const EdgeInsets.fromLTRB(0, 0, 10, 16),
+                child: _rail(),
               ),
-              _bottomInfo(),
-              _fullSeriesBar(),
-            ],
+            ),
           ),
+          _bottomInfo(),
+          _fullSeriesBar(),
         ],
       ),
     );
   }
 
-  Widget _gradient({required bool top}) {
-    return Container(
-      height: top ? 140 : 360,
-      decoration: BoxDecoration(
-        gradient: LinearGradient(
-          begin: top ? Alignment.topCenter : Alignment.bottomCenter,
-          end: top ? Alignment.bottomCenter : Alignment.topCenter,
-          colors: top
-              ? const [Color(0xB3000000), Color(0x00000000)]
-              : const [Color(0xE6000000), Color(0x00000000)],
-        ),
-      ),
-    );
-  }
-
   Widget _header(BuildContext context) {
     return Padding(
       padding: const EdgeInsets.fromLTRB(8, 6, 8, 4),
@@ -386,41 +354,42 @@ class _HomeFeedOverlayState extends State<HomeFeedOverlay> {
     return GestureDetector(
       key: const Key('home-feed-full-series'),
       onTap: widget.onOpenFullPlayer,
-      child: Container(
+      child: SizedBox(
         height: _fullBarHeight,
-        color: _fullBarColor,
         child: Stack(
           children: [
-            Padding(
-              padding: const EdgeInsets.symmetric(horizontal: 14),
-              child: Row(
-                children: [
-                  const Icon(
-                    Icons.play_arrow_rounded,
-                    color: Colors.white,
-                    size: 14,
-                  ),
-                  const SizedBox(width: 6),
-                  Expanded(
-                    child: Text(
-                      widget.l10n.watchFullSeries(
-                        '${widget.drama.episodeCount}',
-                      ),
-                      maxLines: 1,
-                      overflow: TextOverflow.ellipsis,
-                      style: const TextStyle(
-                        color: Colors.white,
-                        fontSize: 13,
-                        fontWeight: FontWeight.w600,
+            Positioned.fill(
+              child: Padding(
+                padding: const EdgeInsets.symmetric(horizontal: 14),
+                child: Row(
+                  children: [
+                    const Icon(
+                      Icons.play_arrow_rounded,
+                      color: Colors.white,
+                      size: 14,
+                    ),
+                    const SizedBox(width: 6),
+                    Expanded(
+                      child: Text(
+                        widget.l10n.watchFullSeries(
+                          '${widget.drama.episodeCount}',
+                        ),
+                        maxLines: 1,
+                        overflow: TextOverflow.ellipsis,
+                        style: const TextStyle(
+                          color: Colors.white,
+                          fontSize: 13,
+                          fontWeight: FontWeight.w600,
+                        ),
                       ),
                     ),
-                  ),
-                  const Icon(
-                    Icons.chevron_right_rounded,
-                    color: Colors.white,
-                    size: 18,
-                  ),
-                ],
+                    const Icon(
+                      Icons.chevron_right_rounded,
+                      color: Colors.white,
+                      size: 18,
+                    ),
+                  ],
+                ),
               ),
             ),
             Positioned(

lib/pages/player/widgets/home_feed_overlay_parts.dart

@@ -2,6 +2,9 @@
 
 part of 'home_feed_overlay.dart';
 
+const double _thumbSize = 6;
+const double _thumbActiveSize = 10;
+
 /// 顶部频道 tab：漫剧点击提示即将上线。
 enum _FeedTab {
   anime,
@@ -208,10 +211,7 @@ class _FeedProgressBarState extends State<_FeedProgressBar> {
               _update(details.localPosition.dx / width),
           onHorizontalDragEnd: (_) => _commit(_preview),
           onHorizontalDragCancel: () => setState(() => _preview = null),
-          child: SizedBox(
-            height: widget.hitHeight,
-            child: Align(alignment: Alignment.bottomCenter, child: track),
-          ),
+          child: track,
         );
       },
     );
@@ -233,15 +233,43 @@ class _FeedProgressBarState extends State<_FeedProgressBar> {
   }
 
   Widget _track(double fraction, double width) {
+    final active = _preview != null;
+    final size = active ? _thumbActiveSize : _thumbSize;
+    final left = (width * fraction - size / 2)
+        .clamp(0.0, width - size)
+        .toDouble();
     return SizedBox(
-      height: widget.height,
+      height: widget.hitHeight,
       child: Stack(
+        clipBehavior: Clip.none,
         children: [
-          Container(width: width, height: widget.height, color: Colors.white24),
-          Container(
-            width: width * fraction,
-            height: widget.height,
-            color: AppColors.blue,
+          Positioned(
+            left: 0,
+            right: 0,
+            bottom: 0,
+            child: Container(height: widget.height, color: Colors.white24),
+          ),
+          Positioned(
+            left: 0,
+            bottom: 0,
+            child: Container(
+              width: width * fraction,
+              height: widget.height,
+              color: AppColors.blue,
+            ),
+          ),
+          Positioned(
+            left: left,
+            bottom: 0,
+            child: Container(
+              key: const Key('home-feed-progress-thumb'),
+              width: size,
+              height: size,
+              decoration: const BoxDecoration(
+                color: Colors.white,
+                shape: BoxShape.circle,
+              ),
+            ),
           ),
         ],
       ),