feat(flutter): 增加关键操作震动反馈

lib/pages/player/player_view.dart

@@ -15,6 +15,7 @@ import '../../core/data/services/playback_session.dart';
 import '../../core/data/services/video_player_port.dart';
 import '../../core/formatting/error_text.dart';
 import '../../core/formatting/localized_content.dart';
+import '../../core/platform/haptics.dart';
 import '../../core/theme/app_colors.dart';
 import '../../core/theme/app_theme.dart';
 import '../../core/widgets/auth_gate.dart';
@@ -350,6 +351,8 @@ class _PlayerPageState extends State<PlayerPage> with WidgetsBindingObserver {
             // 收藏/点赞要对到具体账号：未登录先引导登录（首页/详情仍可匿名浏览）
             onLike: () async {
               if (await ensureSignedIn(context)) {
+                if (!context.mounted) return;
+                unawaited(context.read<Haptics>().lightImpact());
                 final result = await interactions.toggleDramaLike(drama.id);
                 if (!result.isSuccess && context.mounted) {
                   ScaffoldMessenger.of(context).showSnackBar(
@@ -366,6 +369,8 @@ class _PlayerPageState extends State<PlayerPage> with WidgetsBindingObserver {
             onSave: () async {
               final favorites = context.read<FavoriteController>();
               if (await ensureSignedIn(context)) {
+                if (!context.mounted) return;
+                unawaited(context.read<Haptics>().lightImpact());
                 final ok = await favorites.toggle(drama.id, card: drama);
                 if (ok || !context.mounted) return;
                 ScaffoldMessenger.of(context).showSnackBar(

lib/pages/player/widgets/drama_comments_sheet.dart

@@ -11,6 +11,7 @@ import '../../../core/data/repositories/comment_repository.dart';
 import '../../../core/data/repositories/interaction_repository.dart';
 import '../../../core/data/services/comment_controller.dart';
 import '../../../core/formatting/error_text.dart';
+import '../../../core/platform/haptics.dart';
 import '../../../core/theme/app_colors.dart';
 import '../../../core/widgets/auth_gate.dart';
 import '../../../l10n/app_localizations.dart';
@@ -60,6 +61,7 @@ class _DramaCommentsSheetState extends State<DramaCommentsSheet> {
     if (_controller.submitting) return;
     if (_input.text.trim().isEmpty) return;
     if (!await ensureSignedIn(context) || !mounted) return;
+    unawaited(context.read<Haptics>().lightImpact());
     final result = await _controller.publish(_input.text, replyTo: _replyTo);
     if (!mounted) return;
     if (result.isSuccess) {
@@ -84,6 +86,7 @@ class _DramaCommentsSheetState extends State<DramaCommentsSheet> {
 
   Future<void> _like(DramaComment comment) async {
     if (!await ensureSignedIn(context) || !mounted) return;
+    unawaited(context.read<Haptics>().lightImpact());
     final result = await _controller.toggleLike(comment);
     if (!result.isSuccess && mounted) {
       _showMessage(
@@ -116,7 +119,8 @@ class _DramaCommentsSheetState extends State<DramaCommentsSheet> {
     final result = await _controller.delete(comment);
     if (!result.isSuccess && mounted) {
       _showMessage(
-        result.errorMessage ?? AppLocalizations.of(context)!.commentDeleteFailed,
+        result.errorMessage ??
+            AppLocalizations.of(context)!.commentDeleteFailed,
       );
     }
   }
@@ -126,6 +130,7 @@ class _DramaCommentsSheetState extends State<DramaCommentsSheet> {
     final l10n = AppLocalizations.of(context)!;
     final draft = await showReportDialog(context, title: l10n.reportComment);
     if (draft == null || !mounted) return;
+    unawaited(context.read<Haptics>().lightImpact());
     final result = await _controller.report(
       comment,
       reason: draft.reason,