还在尝试跑通播放状态

lib/services/webdav_service.dart

@@ -26,10 +26,22 @@ class WebDAVService {
   Future<void> saveCredentials(
       String baseUrl, String username, String password) async {
     final prefs = await SharedPreferences.getInstance();
+
+    print('💾 [saveCredentials] 开始保存凭据...');
+    print('💾 [saveCredentials] baseUrl: $baseUrl');
+    print('💾 [saveCredentials] username: $username');
+    print('💾 [saveCredentials] password 长度: ${password.length}');
+
     await prefs.setString(_keyBaseUrl, baseUrl);
     await prefs.setString(_keyUsername, username);
     await prefs.setString(_keyPassword, password);
 
+    // 立即读取验证
+    final verifyUsername = prefs.getString(_keyUsername);
+    final verifyPassword = prefs.getString(_keyPassword);
+    print(
+        '💾 [saveCredentials] 验证读取 - username: $verifyUsername, password 存在: ${verifyPassword != null}');
+
     _baseUrl = baseUrl;
     _username = username;
     _dio = Dio(BaseOptions(
@@ -74,6 +86,28 @@ class WebDAVService {
     _username = null;
   }
 
+// ✅ 新增：获取认证头（用于 media_kit 播放）
+  Future<Map<String, String>> getAuthHeaders() async {
+    final prefs = await SharedPreferences.getInstance();
+    final username = prefs.getString(_keyUsername);
+    final password = prefs.getString(_keyPassword);
+
+    print('🔑 [getAuthHeaders] 读取到用户名: $username');
+    print('🔑 [getAuthHeaders] 密码存在: ${password != null}');
+    print('🔑 [getAuthHeaders] 密码长度: ${password?.length ?? 0}');
+
+    if (username != null && password != null) {
+      final credentials = '$username:$password';
+      final encoded = base64Encode(utf8.encode(credentials));
+      print('🔑 [getAuthHeaders] 生成的 Authorization 头: Basic $encoded');
+      return {
+        'Authorization': 'Basic $encoded',
+      };
+    }
+    print('⚠️ [getAuthHeaders] 用户名或密码为 null，返回空 Map');
+    return {};
+  }
+
   // 获取音乐文件列表（PROPFIND）
   Future<List<WebDAVItem>> listDirectory({String path = '/'}) async {
     if (_dio == null) throw Exception('WebDAV 未连接');