Android Feature Optimization and Updates

lib/services/auth_service.dart

@@ -1,3 +1,4 @@
+import '../data/models/login_config_model.dart';
 import '../data/models/user_model.dart';
 import 'api_service.dart';
 import '../core/utils/app_logger.dart';
@@ -24,16 +25,73 @@ class AuthService {
     return response as Map<String, bool>;
   }
 
+  /// 获取登录配置（是否需要验证码、是否允许注册等）
+  Future<LoginConfigModel> getLoginConfig() async {
+    final response = await ApiService.instance.get<Map<String, dynamic>>(
+      '/site/config/login',
+      noAuth: true,
+    );
+
+    final data = response['data'];
+    if (data is Map<String, dynamic>) {
+      return LoginConfigModel.fromJson(data);
+    }
+    if (data is Map) {
+      return LoginConfigModel.fromJson(Map<String, dynamic>.from(data));
+    }
+
+    return LoginConfigModel.fromJson(response);
+  }
+
+  /// 获取图形验证码
+  Future<Map<String, String>> getCaptcha() async {
+    final response = await ApiService.instance.get<Map<String, dynamic>>(
+      '/site/captcha',
+      noAuth: true,
+    );
+
+    final data = response['data'] is Map
+        ? Map<String, dynamic>.from(response['data'] as Map)
+        : response;
+
+    return {
+      'image': data['image'] as String? ?? '',
+      'ticket': data['ticket'] as String? ?? '',
+    };
+  }
+
+  /// 获取站点基础配置，用于判断验证码类型。
+  Future<Map<String, dynamic>> getBasicSiteConfig() async {
+    final response = await ApiService.instance.get<Map<String, dynamic>>(
+      '/site/config/basic',
+      noAuth: true,
+    );
+
+    AppLogger.d('AuthService -> 站点基础配置响应: $response');
+
+    final data = response['data'];
+    if (data is Map<String, dynamic>) {
+      return data;
+    }
+    if (data is Map) {
+      return Map<String, dynamic>.from(data);
+    }
+
+    return response;
+  }
+
   /// 密码登录
   Future<LoginResponseModel> passwordLogin({
     required String email,
     required String password,
     String? captcha,
+    String? ticket,
   }) async {
     final data = <String, dynamic>{
       'email': email,
       'password': password,
-      ...captcha != null ? {'captcha': captcha} : {},
+      if (captcha != null && captcha.isNotEmpty) 'captcha': captcha,
+      if (ticket != null && ticket.isNotEmpty) 'ticket': ticket,
     };
 
     final response = await ApiService.instance.post<Map<String, dynamic>>(