fix(flutter): 首页 feed 静默刷新与进度条细节

lib/core/data/services/catalog_controller.dart

@@ -44,6 +44,19 @@ class CatalogController extends ChangeNotifier {
     }
   }
 
+  /// 静默刷新首页聚合：成功替换数据，失败返回 false。
+  ///
+  /// 不触碰 [loading]/[error]，因此页面不会切到全屏 loading 或清空旧数据。
+  Future<bool> refresh() async {
+    try {
+      feed = await repository.fetchHomeFeed();
+      notifyListeners();
+      return true;
+    } catch (_) {
+      return false;
+    }
+  }
+
   /// 需要完整剧集时补一次详情；已加载过则直接返回，避免重复请求。
   Future<Drama> requireDetail(Drama drama) async {
     if (drama.detailLoaded) return drama;

lib/pages/home/home_view.dart

@@ -71,7 +71,7 @@ class HomePage extends StatelessWidget {
     return _HomeTabs(
       key: ValueKey(catalog.dramas.first.id),
       dramas: catalog.dramas,
-      onRefreshFeed: catalog.load,
+      onRefreshFeed: catalog.refresh,
     );
   }
 }
@@ -103,7 +103,7 @@ class _HomeTabs extends StatefulWidget {
   });
 
   final List<Drama> dramas;
-  final VoidCallback onRefreshFeed;
+  final Future<bool> Function() onRefreshFeed;
 
   @override
   State<_HomeTabs> createState() => _HomeTabsState();

lib/pages/player/player_view.dart

@@ -76,7 +76,7 @@ class PlayerPage extends StatefulWidget {
   final ValueChanged<Drama>? onDramaChanged;
   final ValueChanged<bool>? onImmersiveChanged;
   final Future<void> Function(Drama drama, Episode episode)? onOpenFullPlayer;
-  final VoidCallback? onRefreshFeed;
+  final Future<bool> Function()? onRefreshFeed;
   final WalletController? wallet;
   final DownloadController? downloads;
 
@@ -420,7 +420,13 @@ class _PlayerPageState extends State<PlayerPage> with WidgetsBindingObserver {
                     if (!mounted || !widget.active) return;
                     logic.session.setUserWantsPlay(true);
                   },
-                  onRefreshFeed: () => widget.onRefreshFeed?.call(),
+                  onRefreshFeed: () async {
+                    final ok = await widget.onRefreshFeed?.call() ?? true;
+                    if (!context.mounted || ok) return;
+                    ScaffoldMessenger.of(
+                      context,
+                    ).showSnackBar(SnackBar(content: Text(l10n.catalogError)));
+                  },
                   onDownload: () => requestEpisodeDownload(context, episode.id),
                   onClear: () => setState(() => _chromeVisible = false),
                   onSearch:

lib/pages/player/widgets/home_feed_overlay.dart

@@ -14,6 +14,7 @@ import 'interaction_rail.dart';
 part 'home_feed_overlay_parts.dart';
 
 const Color _overlayPill = Color(0x66000000);
+const Color _fullBarBackground = Color(0x4D000000);
 const double _topIconSize = 36;
 const double _topIconGlyph = 22;
 const double _tabGap = 22;
@@ -25,7 +26,7 @@ const double _metaFontSize = 12;
 const double _tagFontSize = 11;
 const double _fullBarHeight = 44;
 const double _progressHeight = 2;
-const double _progressHitHeight = 20;
+const double _progressHitHeight = 24;
 const int _maxTags = 4;
 final RegExp _tagSplitter = RegExp(r'[,/、·]');
 
@@ -100,7 +101,7 @@ class _HomeFeedOverlayState extends State<HomeFeedOverlay> {
           _header(context),
           Expanded(
             child: Align(
-              alignment: const Alignment(1.0, 0.45),
+              alignment: const Alignment(1.0, 0.68),
               child: Padding(
                 padding: const EdgeInsets.fromLTRB(0, 0, 10, 16),
                 child: _rail(),
@@ -358,6 +359,12 @@ class _HomeFeedOverlayState extends State<HomeFeedOverlay> {
         height: _fullBarHeight,
         child: Stack(
           children: [
+            Positioned.fill(
+              child: Container(
+                key: const Key('home-feed-full-series-bg'),
+                color: _fullBarBackground,
+              ),
+            ),
             Positioned.fill(
               child: Padding(
                 padding: const EdgeInsets.symmetric(horizontal: 14),

lib/pages/player/widgets/home_feed_overlay_parts.dart

@@ -4,6 +4,8 @@ part of 'home_feed_overlay.dart';
 
 const double _thumbSize = 6;
 const double _thumbActiveSize = 10;
+const double _trackActiveHeight = 4;
+const double _lineCenterFromBottom = 6;
 
 /// 顶部频道 tab：漫剧点击提示即将上线。
 enum _FeedTab {
@@ -199,10 +201,6 @@ class _FeedProgressBarState extends State<_FeedProgressBar> {
         return GestureDetector(
           key: const Key('home-feed-progress'),
           behavior: HitTestBehavior.opaque,
-          onTapDown: (details) {
-            widget.onScrubStart?.call();
-            _commit(details.localPosition.dx / width);
-          },
           onHorizontalDragStart: (details) {
             widget.onScrubStart?.call();
             _update(details.localPosition.dx / width);
@@ -233,11 +231,14 @@ class _FeedProgressBarState extends State<_FeedProgressBar> {
   }
 
   Widget _track(double fraction, double width) {
-    final active = _preview != null;
-    final size = active ? _thumbActiveSize : _thumbSize;
+    final dragging = _preview != null;
+    final trackHeight = dragging ? _trackActiveHeight : widget.height;
+    final size = dragging ? _thumbActiveSize : _thumbSize;
     final left = (width * fraction - size / 2)
         .clamp(0.0, width - size)
         .toDouble();
+    final lineBottom = _lineCenterFromBottom - trackHeight / 2;
+    final thumbBottom = _lineCenterFromBottom - size / 2;
     return SizedBox(
       height: widget.hitHeight,
       child: Stack(
@@ -246,21 +247,25 @@ class _FeedProgressBarState extends State<_FeedProgressBar> {
           Positioned(
             left: 0,
             right: 0,
-            bottom: 0,
-            child: Container(height: widget.height, color: Colors.white24),
+            bottom: lineBottom,
+            child: Container(
+              key: const Key('home-feed-progress-track'),
+              height: trackHeight,
+              color: Colors.white24,
+            ),
           ),
           Positioned(
             left: 0,
-            bottom: 0,
+            bottom: lineBottom,
             child: Container(
               width: width * fraction,
-              height: widget.height,
+              height: trackHeight,
               color: AppColors.blue,
             ),
           ),
           Positioned(
             left: left,
-            bottom: 0,
+            bottom: thumbBottom,
             child: Container(
               key: const Key('home-feed-progress-thumb'),
               width: size,