ops-console v1.0.2 (versionCode 8) 源码入库

lib/services/media_service.dart

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+import 'package:dio/dio.dart';
+
+import '../models/media_asset.dart';
+import 'api_client.dart';
+
+/// 媒体资源管理服务：媒体资产与排行榜。
+///
+/// 对接真实「爱视后台」：
+/// - 媒体资产：/api/sys/mediaAsset/*
+/// - 媒体排行榜：/api/sys/mediaAssetRank/*
+class MediaService {
+  MediaService({Dio? dio}) : _dio = dio ?? ApiClient.instance.dio;
+
+  final Dio _dio;
+
+  // ================ 媒体资产管理 ================
+
+  /// 获取媒体资产列表（分页）。
+  ///
+  /// GET /sys/mediaAsset/list?page=&limit=
+  Future<List<MediaAsset>> getMediaAssetList({
+    int page = 1,
+    int limit = 20,
+  }) async {
+    final response = await _dio.get<dynamic>(
+      '/sys/mediaAsset/list',
+      queryParameters: {'page': page, 'limit': limit},
+    );
+    final list = _extractList(response.data);
+    return list
+        .whereType<Map<String, dynamic>>()
+        .map(MediaAsset.fromJson)
+        .toList();
+  }
+
+  /// 获取媒体资产详情。
+  ///
+  /// GET /sys/mediaAsset/info/{id}
+  Future<MediaAsset> getMediaAssetInfo(String id) async {
+    final response = await _dio.get<dynamic>('/sys/mediaAsset/info/$id');
+    final data = response.data;
+    if (data is! Map<String, dynamic>) {
+      throw ApiException(500, '媒体资产信息加载失败：$id');
+    }
+    return MediaAsset.fromJson(data);
+  }
+
+  /// 新增或修改媒体资产。
+  ///
+  /// POST /sys/mediaAsset/save，body 为媒体数据。
+  Future<void> saveMediaAsset(Map<String, dynamic> data) async {
+    await _dio.post<dynamic>('/sys/mediaAsset/save', data: data);
+  }
+
+  /// 批量删除媒体资产。
+  ///
+  /// POST /sys/mediaAsset/delete，body 为 `{ids: [...]}`。
+  Future<void> deleteMediaAsset(List<int> ids) async {
+    await _dio.post<dynamic>(
+      '/sys/mediaAsset/delete',
+      data: {'ids': ids},
+    );
+  }
+
+  // ================ 媒体排行榜 ================
+
+  /// 获取媒体排行榜 Top 10。
+  ///
+  /// GET /sys/mediaAssetRank/top10
+  Future<List<MediaRankItem>> getMediaAssetRankTop10() async {
+    final response = await _dio.get<dynamic>('/sys/mediaAssetRank/top10');
+    final list = _extractList(response.data);
+    return list
+        .whereType<Map<String, dynamic>>()
+        .map(MediaRankItem.fromJson)
+        .toList();
+  }
+
+  /// 设置排行榜（批量设置，覆盖原有列表）。
+  ///
+  /// POST /sys/mediaAssetRank/set，body 为 `{codeList: [...]}`。
+  Future<void> setMediaAssetRank(List<String> codeList) async {
+    await _dio.post<dynamic>(
+      '/sys/mediaAssetRank/set',
+      data: {'codeList': codeList},
+    );
+  }
+
+  /// 从排行榜移除指定媒体。
+  ///
+  /// POST /sys/mediaAssetRank/remove，body 为 `{code: ...}`。
+  Future<void> removeMediaAssetRank(String code) async {
+    await _dio.post<dynamic>(
+      '/sys/mediaAssetRank/remove',
+      data: {'code': code},
+    );
+  }
+
+  /// 将指定媒体上移一位。
+  ///
+  /// POST /sys/mediaAssetRank/moveUp，body 为 `{code: ...}`。
+  Future<void> moveUpMediaAssetRank(String code) async {
+    await _dio.post<dynamic>(
+      '/sys/mediaAssetRank/moveUp',
+      data: {'code': code},
+    );
+  }
+
+  /// 将指定媒体下移一位。
+  ///
+  /// POST /sys/mediaAssetRank/moveDown，body 为 `{code: ...}`。
+  Future<void> moveDownMediaAssetRank(String code) async {
+    await _dio.post<dynamic>(
+      '/sys/mediaAssetRank/moveDown',
+      data: {'code': code},
+    );
+  }
+
+  /// 清空排行榜。
+  ///
+  /// POST /sys/mediaAssetRank/clear
+  Future<void> clearMediaAssetRank() async {
+    await _dio.post<dynamic>('/sys/mediaAssetRank/clear');
+  }
+
+  // ================ 工具方法 ================
+
+  /// 兼容列表响应的三种形态：
+  /// `{list: [...], totalCount}` / `{page: {list, totalCount}}` / 直接数组。
+  static List<dynamic> _extractList(dynamic data) {
+    if (data is List) {
+      return data;
+    }
+    if (data is Map<String, dynamic>) {
+      final list = data['list'];
+      if (list is List) {
+        return list;
+      }
+      final page = data['page'];
+      if (page is Map<String, dynamic> && page['list'] is List) {
+        return page['list'] as List;
+      }
+    }
+    return const <dynamic>[];
+  }
+}