feat(flutter): 统一文字下拉刷新

lib/pages/discover/discover_view.dart

@@ -14,6 +14,7 @@ import '../../core/theme/app_colors.dart';
 import '../../core/theme/app_dimens.dart';
 import '../../core/theme/app_theme.dart';
 import '../../core/widgets/app_bottom_nav.dart';
+import '../../core/widgets/app_pull_to_refresh.dart';
 import '../../core/widgets/empty_state.dart';
 import '../../l10n/app_localizations.dart';
 import '../filter/filter_page.dart';
@@ -152,11 +153,8 @@ class _DiscoverPageState extends State<DiscoverPage> {
       child: Stack(
         children: [
           Positioned.fill(
-            child: RefreshIndicator(
+            child: AppPullToRefresh(
               key: const Key('discover-refresh'),
-              color: AppColors.blue,
-              backgroundColor: AppColors.card,
-              strokeWidth: 2,
               edgeOffset: _stickyHeaderHeight + 8,
               onRefresh: categories.load,
               child: ListView(

lib/pages/downloads/downloads_page.dart

@@ -16,6 +16,7 @@ import '../../core/platform/haptics.dart';
 import '../../core/theme/app_colors.dart';
 import '../../core/theme/app_dimens.dart';
 import '../../core/theme/app_theme.dart';
+import '../../core/widgets/app_pull_to_refresh.dart';
 import '../../core/widgets/auth_gate.dart';
 import '../../core/widgets/empty_state.dart';
 import '../../core/widgets/plain_page_scaffold.dart';
@@ -90,9 +91,10 @@ class _DownloadsBody extends StatelessWidget {
       );
     }
     final policy = downloads.policy!;
-    return RefreshIndicator(
+    return AppPullToRefresh(
       onRefresh: downloads.load,
       child: ListView(
+        physics: const AlwaysScrollableScrollPhysics(),
         padding: const EdgeInsets.fromLTRB(16, 10, 16, 28),
         children: [
           _PolicyPanel(downloads: downloads, policy: policy),

lib/pages/favorites/favorites_page.dart

@@ -13,6 +13,7 @@ import '../../core/formatting/error_text.dart';
 import '../../core/platform/haptics.dart';
 import '../../core/theme/app_colors.dart';
 import '../../core/theme/app_theme.dart';
+import '../../core/widgets/app_pull_to_refresh.dart';
 import '../../core/widgets/auth_gate.dart';
 import '../../core/widgets/empty_state.dart';
 import '../../core/widgets/remote_image.dart';
@@ -163,10 +164,7 @@ class _FavoritesBody extends StatelessWidget {
     FavoriteController favorites, {
     required List<Widget> children,
   }) {
-    return RefreshIndicator(
-      color: AppColors.blue,
-      backgroundColor: AppColors.card,
-      strokeWidth: 2,
+    return AppPullToRefresh(
       onRefresh: favorites.load,
       child: ListView(
         physics: const AlwaysScrollableScrollPhysics(),

lib/pages/home/home_browse_view.dart

@@ -12,6 +12,7 @@ import '../../core/data/repositories/watch_history_repository.dart';
 import '../../core/data/services/catalog_controller.dart';
 import '../../core/theme/app_colors.dart';
 import '../../core/theme/app_dimens.dart';
+import '../../core/widgets/app_pull_to_refresh.dart';
 import '../../core/widgets/empty_state.dart';
 import '../../l10n/app_localizations.dart';
 import '../discover/widgets/feed_banner_carousel.dart';
@@ -137,10 +138,8 @@ class _HomeBrowseViewState extends State<HomeBrowseView> {
     return Stack(
       children: [
         Positioned.fill(
-          child: RefreshIndicator(
+          child: AppPullToRefresh(
             key: const Key('home-refresh'),
-            color: AppColors.blue,
-            backgroundColor: AppColors.card,
             onRefresh: () async {
               await Future.wait([catalog.load(), logic.refreshRecent()]);
             },

lib/pages/notices/notices_page.dart

@@ -13,6 +13,7 @@ import '../../core/formatting/localized_date_time.dart';
 import '../../core/theme/app_colors.dart';
 import '../../core/theme/app_dimens.dart';
 import '../../core/theme/app_theme.dart';
+import '../../core/widgets/app_pull_to_refresh.dart';
 import '../../core/widgets/empty_state.dart';
 import '../../core/widgets/plain_page_scaffold.dart';
 import '../../l10n/app_localizations.dart';
@@ -65,7 +66,7 @@ class _NoticesPageState extends State<NoticesPage> {
       );
     }
     if (_controller.error != null && _controller.notices.isEmpty) {
-      return RefreshIndicator(
+      return AppPullToRefresh(
         onRefresh: _controller.refresh,
         child: ListView(
           physics: const AlwaysScrollableScrollPhysics(),
@@ -90,7 +91,7 @@ class _NoticesPageState extends State<NoticesPage> {
       );
     }
     if (_controller.notices.isEmpty) {
-      return RefreshIndicator(
+      return AppPullToRefresh(
         onRefresh: _controller.refresh,
         child: ListView(
           physics: const AlwaysScrollableScrollPhysics(),
@@ -108,7 +109,7 @@ class _NoticesPageState extends State<NoticesPage> {
         ),
       );
     }
-    return RefreshIndicator(
+    return AppPullToRefresh(
       onRefresh: _controller.refresh,
       child: ListView.separated(
         key: const Key('notices-list'),

lib/pages/wallet/wallet_page.dart

@@ -12,6 +12,7 @@ import '../../core/formatting/localized_date_time.dart';
 import '../../core/theme/app_colors.dart';
 import '../../core/theme/app_dimens.dart';
 import '../../core/theme/app_theme.dart';
+import '../../core/widgets/app_pull_to_refresh.dart';
 import '../../core/widgets/empty_state.dart';
 import '../../core/widgets/plain_page_scaffold.dart';
 import '../store/recharge_page.dart';
@@ -116,9 +117,10 @@ class _WalletPageState extends State<WalletPage> {
         onAction: () => unawaited(wallet.load()),
       );
     }
-    return RefreshIndicator(
+    return AppPullToRefresh(
       onRefresh: wallet.load,
       child: ListView(
+        physics: const AlwaysScrollableScrollPhysics(),
         padding: const EdgeInsets.fromLTRB(16, 8, 16, 28),
         children: [
           _BalanceHero(wallet: snapshot.wallet),

lib/pages/watch_records/watch_records_page.dart

@@ -14,6 +14,7 @@ import '../../core/formatting/error_text.dart';
 import '../../core/platform/haptics.dart';
 import '../../core/theme/app_colors.dart';
 import '../../core/theme/app_theme.dart';
+import '../../core/widgets/app_pull_to_refresh.dart';
 import '../../core/widgets/auth_gate.dart';
 import '../../core/widgets/empty_state.dart';
 import '../../core/widgets/subpage_header.dart';
@@ -145,10 +146,7 @@ class _WatchRecordsBodyState extends State<_WatchRecordsBody> {
   }
 
   Widget _refreshable({required List<Widget> children}) {
-    return RefreshIndicator(
-      color: AppColors.blue,
-      backgroundColor: AppColors.card,
-      strokeWidth: 2,
+    return AppPullToRefresh(
       onRefresh: controller.load,
       child: ListView(
         physics: const AlwaysScrollableScrollPhysics(),