升级 Gradle → 8.14、AGP → 8.11、Kotlin → 2.2.20 JVM 堆降到 -Xmx4G

lib/features/recording/view-model/view_model_recording.dart

@@ -12,6 +12,18 @@ final recordingViewModelProvider =
       return RecordingViewModel(ref);
     });
 
+/// 剪切板读取结果，供 UI 决定是否提示用户。
+enum ClipboardReadResult {
+  /// 剪切板为空，不提示
+  empty,
+
+  /// 解析成功
+  success,
+
+  /// 有内容但格式不符合小程序录制信息
+  invalid,
+}
+
 class RecordingViewModel extends StateNotifier<RecordingModel> {
   RecordingViewModel(this.ref)
     : super(
@@ -26,8 +38,15 @@ class RecordingViewModel extends StateNotifier<RecordingModel> {
       );
   final Ref ref;
 
-  /// 从剪切板获取内容
-  Future<void> getClipboardContent() async {
+  static final _defaultClipboard = ClipboardRecordingModel(
+    title: '',
+    startTimestamp: 0,
+    endTimestamp: 0,
+    address: '',
+  );
+
+  /// 从剪切板获取小程序复制的录制信息。
+  Future<ClipboardReadResult> getClipboardContent() async {
     try {
       final clipboardData = await Clipboard.getData(Clipboard.kTextPlain);
       final text = clipboardData?.text;
@@ -35,22 +54,45 @@ class RecordingViewModel extends StateNotifier<RecordingModel> {
 
       if (text == null || text.trim().isEmpty) {
         AppLogger.info('剪切板内容为空，跳过录制信息解析');
-        return;
+        _resetClipboardInfo();
+        return ClipboardReadResult.empty;
       }
 
-      final decoded = jsonDecode(text);
+      final decoded = jsonDecode(text.trim());
       if (decoded is! Map<String, dynamic>) {
         AppLogger.warning('剪切板内容不是 JSON 对象，跳过录制信息解析');
-        return;
+        _resetClipboardInfo();
+        return ClipboardReadResult.invalid;
       }
 
       final clipboardRecordingModel = ClipboardRecordingModel.fromJson(decoded);
-      state = state.copyWith(clipboardRecordingModel: clipboardRecordingModel);
+      if (clipboardRecordingModel.title.trim().isEmpty) {
+        AppLogger.warning('剪切板录制信息缺少有效 title');
+        _resetClipboardInfo();
+        return ClipboardReadResult.invalid;
+      }
+
+      state = state.copyWith(
+        clipboardRecordingModel: clipboardRecordingModel,
+        hasValidClipboardInfo: true,
+      );
       AppLogger.info('剪切板录制信息解析成功：${clipboardRecordingModel.toJson()}');
+      return ClipboardReadResult.success;
     } on FormatException catch (error) {
       AppLogger.warning('剪切板录制信息格式错误：$error');
+      _resetClipboardInfo();
+      return ClipboardReadResult.invalid;
     } catch (error, stackTrace) {
       AppLogger.debug('读取剪切板录制信息失败', error: error, stackTrace: stackTrace);
+      _resetClipboardInfo();
+      return ClipboardReadResult.invalid;
     }
   }
+
+  void _resetClipboardInfo() {
+    state = state.copyWith(
+      clipboardRecordingModel: _defaultClipboard,
+      hasValidClipboardInfo: false,
+    );
+  }
 }