feat(interaction): 支持游客点赞收藏评论

lib/pages/player/widgets/comment_composer_sheet.dart

@@ -9,7 +9,6 @@ import 'package:flutter/services.dart';
 import 'package:provider/provider.dart';
 
 import '../../../core/data/models/comment.dart';
-import '../../../core/data/services/auth_controller.dart';
 import '../../../core/data/services/comment_controller.dart';
 import '../../../core/platform/haptics.dart';
 import '../../../core/platform/keyboard_inset.dart';
@@ -196,23 +195,20 @@ class _CommentComposerSheetState extends State<CommentComposerSheet> {
       return;
     }
     final l10n = AppLocalizations.of(context)!;
+    if (result.errorCode == 200007) {
+      await ensureSignedIn(context);
+      return;
+    }
     ScaffoldMessenger.of(context).showSnackBar(
       SnackBar(content: Text(result.errorMessage ?? l10n.commentPostFailed)),
     );
   }
 
-  Future<void> _authenticate() async {
-    await ensureSignedIn(context);
-    if (!mounted || !context.read<AuthController>().isSignedIn) return;
-    _inputFocus.requestFocus();
-  }
-
   @override
   Widget build(BuildContext context) {
     final l10n = AppLocalizations.of(context)!;
-    final signedIn = context.watch<AuthController>().isSignedIn;
     final hasContent = _input.text.trim().isNotEmpty;
-    final canPost = signedIn && hasContent && !widget.controller.submitting;
+    final canPost = hasContent && !widget.controller.submitting;
     final multiline = _input.text.contains('\n');
     final bottomInset = _isAndroid
         ? _pinnedKeyboardInset
@@ -247,8 +243,8 @@ class _CommentComposerSheetState extends State<CommentComposerSheet> {
                 key: const Key('comment-composer-input'),
                 controller: _input,
                 focusNode: _inputFocus,
-                readOnly: !signedIn,
-                canRequestFocus: signedIn,
+                readOnly: false,
+                canRequestFocus: true,
                 minLines: 1,
                 maxLines: 4,
                 maxLength: _maxCommentLength,
@@ -262,9 +258,7 @@ class _CommentComposerSheetState extends State<CommentComposerSheet> {
                 ),
                 cursorColor: AppColors.blue,
                 decoration: InputDecoration(
-                  hintText: signedIn
-                      ? l10n.writeComment
-                      : l10n.commentLoginHint,
+                  hintText: l10n.writeComment,
                   hintStyle: const TextStyle(
                     color: AppColors.muted,
                     fontSize: 14,
@@ -278,7 +272,7 @@ class _CommentComposerSheetState extends State<CommentComposerSheet> {
                   enabledBorder: InputBorder.none,
                   focusedBorder: InputBorder.none,
                 ),
-                onTap: signedIn ? null : _authenticate,
+                onTap: null,
               ),
             ),
             const SizedBox(height: 12),