release

lib/src/controllers/data/cooking_note_controller.dart

@@ -166,4 +166,57 @@ class CookingNoteController extends GetxController {
   List<CookingNoteModel> getNotesByTag(String tag) {
     return _notes.where((note) => note.tags.contains(tag)).toList();
   }
+
+  String exportToJson() {
+    final data = _notes.map((e) => e.toJson()).toList();
+    return const JsonEncoder.withIndent('  ').convert(data);
+  }
+
+  String exportToCsv() {
+    final buffer = StringBuffer();
+    buffer.writeln('ID,菜谱ID,标题,内容,标签,创建时间');
+    for (final note in _notes) {
+      buffer.writeln(
+        [
+          note.id,
+          note.recipeId,
+          '"${(note.title ?? '').replaceAll('"', '""')}"',
+          '"${note.content.replaceAll('"', '""').replaceAll('\n', ' ')}"',
+          '"${note.tags.join('; ')}"',
+          note.createdAt,
+        ].join(','),
+      );
+    }
+    return buffer.toString();
+  }
+
+  String exportToMarkdown() {
+    final buffer = StringBuffer();
+    buffer.writeln('# 📝 烹饪笔记');
+    buffer.writeln();
+    for (final note in _notes) {
+      buffer.writeln('## ${note.displayTitle}');
+      if (note.hasTags) {
+        buffer.writeln('标签: ${note.tags.map((t) => '`$t`').join(' ')}');
+      }
+      buffer.writeln();
+      buffer.writeln(note.content);
+      buffer.writeln();
+      buffer.writeln('*${note.displayDate}*');
+      buffer.writeln('---');
+      buffer.writeln();
+    }
+    return buffer.toString();
+  }
+
+  void importFromJson(Map<String, dynamic> json) {
+    try {
+      final note = CookingNoteModel.fromJson(json);
+      if (!_notes.any((n) => n.id == note.id)) {
+        addNote(note);
+      }
+    } catch (e) {
+      debugPrint('CookingNoteController: importFromJson failed: $e');
+    }
+  }
 }