1.3.21.3.2

lib/core/constants/storage_keys.dart

@@ -27,4 +27,12 @@ class StorageKeys {
 
   // 搜索历史
   static const String searchHistory = 'search_history';
+
+  // 同步相关
+  static const String syncConfig = 'sync_config';
+  static const String syncState = 'sync_state';
+  static const String clientId = 'client_id';
+
+  // 日志级别
+  static const String logLevel = 'app_log_level';
 }

lib/core/constants/sync_defaults.dart

@@ -0,0 +1,27 @@
+import 'dart:io';
+
+class SyncDefaults {
+  SyncDefaults._();
+
+  /// 默认同步目录
+  static String defaultLocalRoot() {
+    if (Platform.isWindows) {
+      return '${Platform.environment['USERPROFILE']}\\Documents\\Cloudreve4';
+    } else if (Platform.isLinux) {
+      final xdgDownload =
+          Platform.environment['XDG_DOWNLOAD_DIR'] ?? ("${Platform.environment['HOME'] ?? ''}/Downloads");
+      return '$xdgDownload/Cloudreve4';
+    } else if (Platform.isAndroid) {
+      return ''; // Android 使用系统相册目录
+    }
+    return '';
+  }
+
+  static const String defaultRemoteRoot = 'cloudreve://my';
+  static const String defaultSyncMode = 'full';
+  static const String defaultConflictStrategy = 'keep_both';
+  static const int defaultMaxConcurrentTransfers = 3;
+  static const int defaultBandwidthLimitKbps = 0;
+  static const int defaultMaxWorkers = 0; // 0 = CPU 核心数
+  static const String defaultLogLevel = 'info';
+}