init

2025-11-17 13:39:05 +08:00
commit d4cfe2b9de
479 changed files with 109324 additions and 0 deletions
--- a/client/lib/features/home/services/learning_progress_service.dart
+++ b/client/lib/features/home/services/learning_progress_service.dart
@@ -0,0 +1,88 @@
+import '../../../core/models/api_response.dart';
+import '../../../core/services/enhanced_api_service.dart';
+import '../models/learning_progress_model.dart';
+
+/// 学习进度服务
+class LearningProgressService {
+  static final LearningProgressService _instance = LearningProgressService._internal();
+  factory LearningProgressService() => _instance;
+  LearningProgressService._internal();
+  
+  final EnhancedApiService _enhancedApiService = EnhancedApiService();
+  
+  // 缓存时长配置
+  static const Duration _shortCacheDuration = Duration(minutes: 5);
+
+  /// 获取用户学习进度列表
+  Future<ApiResponse<List<LearningProgress>>> getUserLearningProgress({
+    int page = 1,
+    int limit = 20,
+  }) async {
+    try {
+      final response = await _enhancedApiService.get<List<LearningProgress>>(
+        '/user/learning-progress',
+        queryParameters: {
+          'page': page,
+          'limit': limit,
+        },
+        cacheDuration: _shortCacheDuration,
+        fromJson: (data) {
+          final progressList = data['progress'] as List?;
+          print('=== 学习进度数据解析 ===');
+          print('progress字段: $progressList');
+          print('数据条数: ${progressList?.length ?? 0}');
+          if (progressList == null || progressList.isEmpty) {
+            // 返回空列表，不使用默认数据
+            print('后端返回空数据，显示空状态');
+            return [];
+          }
+          final result = progressList.map((json) => LearningProgress.fromJson(json)).toList();
+          print('解析后的数据条数: ${result.length}');
+          return result;
+        },
+      );
+      
+      if (response.success && response.data != null) {
+        return ApiResponse.success(message: '获取成功', data: response.data!);
+      } else {
+        // 如果API失败，返回空列表
+        return ApiResponse.success(
+          message: '获取失败',
+          data: [],
+        );
+      }
+    } catch (e) {
+      // 出错时返回空列表
+      print('获取学习进度异常: $e');
+      return ApiResponse.success(
+        message: '获取失败',
+        data: [],
+      );
+    }
+  }
+
+
+  /// 获取用户学习统计
+  Future<ApiResponse<Map<String, dynamic>>> getUserStats({
+    String timeRange = 'all',
+  }) async {
+    try {
+      final response = await _enhancedApiService.get<Map<String, dynamic>>(
+        '/user/stats',
+        queryParameters: {
+          'time_range': timeRange,
+        },
+        cacheDuration: _shortCacheDuration,
+        fromJson: (data) => data,
+      );
+      
+      if (response.success && response.data != null) {
+        return ApiResponse.success(message: '获取成功', data: response.data!);
+      } else {
+        return ApiResponse.error(message: response.message);
+      }
+    } catch (e) {
+      return ApiResponse.error(message: '获取统计数据失败: $e');
+    }
+  }
+}