feat(app): 客户端展示多语言并支持筛选分页

lib/core/data/remote/catalog_api.dart

@@ -1,6 +1,9 @@
+import '../models/content_category.dart';
 import '../models/drama.dart';
 import '../models/feed_page.dart';
 import '../models/home_feed.dart';
+import '../models/page_result.dart';
+import '../models/playlist_detail.dart';
 import '../models/search_result.dart';
 import 'api_client.dart';
 
@@ -58,12 +61,95 @@ class CatalogApi {
     return SearchResult.fromJson(_asMap(data));
   }
 
+  static const int playlistPageSize = 10;
+  static const int playlistDramaPageSize = 20;
+
+  /// 已启用剧单，分页返回，每条带已上线短剧卡片。
+  Future<PageResult<PlaylistDetail>> playlists({
+    int pageIndex = 1,
+    int pageSize = playlistPageSize,
+  }) async {
+    final data = await _client.get(
+      '/app/playlists',
+      query: {
+        'pageIndex': '$pageIndex',
+        'pageSize': '$pageSize',
+      },
+    );
+    return PageResult.parse(data, PlaylistDetail.fromJson);
+  }
+
+  /// 单个剧单详情。短剧按 pageIndex、pageSize 翻页。
+  Future<PlaylistDetail> playlist(
+    String id, {
+    int pageIndex = 1,
+    int pageSize = playlistDramaPageSize,
+  }) async {
+    return PlaylistDetail.fromJson(
+      _asMap(
+        await _client.get(
+          '/app/playlists/$id',
+          query: {
+            'pageIndex': '$pageIndex',
+            'pageSize': '$pageSize',
+          },
+        ),
+      ),
+    );
+  }
+
+  /// 已启用首页分类，名称在 locales。
+  Future<List<ContentCategory>> classifications() async {
+    return _categories(await _client.get('/app/categories'));
+  }
+
+  /// 已启用类型，名称在 locales。
+  Future<List<ContentCategory>> dramaCategories() async {
+    return _categories(await _client.get('/app/drama-categories'));
+  }
+
+  /// 已启用标签，名称在 locales。
+  Future<List<ContentCategory>> tags() async {
+    return _categories(await _client.get('/app/tags'));
+  }
+
+  static const int libraryPageSize = 20;
+
+  /// 全部短剧。同一组 id 多选为或，组与组之间为且。
+  Future<PageResult<Drama>> libraryDramas({
+    List<String> categoryIds = const [],
+    List<String> classificationIds = const [],
+    List<String> tagIds = const [],
+    int pageIndex = 1,
+    int pageSize = libraryPageSize,
+  }) async {
+    final data = await _client.post(
+      '/app/dramas/page',
+      body: {
+        'pageIndex': pageIndex,
+        'pageSize': pageSize,
+        'categoryIds': categoryIds,
+        'classificationIds': classificationIds,
+        'tagIds': tagIds,
+      },
+    );
+    return PageResult.parse(data, Drama.fromCardJson);
+  }
+
   Future<Drama> dramaDetail(String dramaId) async {
     return Drama.fromDetailJson(
       _asMap(await _client.get('/app/dramas/$dramaId')),
     );
   }
 
+  List<ContentCategory> _categories(Object? data) {
+    if (data is! List) return const [];
+    return [
+      for (final item in data)
+        if (item is Map<String, dynamic>) ContentCategory.fromJson(item),
+    ];
+  }
+
   Map<String, dynamic> _asMap(Object? data) {
     if (data is Map<String, dynamic>) return data;
     throw const ApiException(-1, '返回数据格式异常');

lib/core/data/remote/category_api.dart

@@ -1,12 +1,16 @@
 // Author: fruit.com.cn
 
 import '../models/content_category.dart';
+import '../models/drama.dart';
+import '../models/page_result.dart';
 import 'api_client.dart';
 
 /// 内容分类接口，对应契约 `GET /app/categories`。
 class CategoryApi {
   const CategoryApi(this._client);
 
+  static const int dramaPageSize = 20;
+
   final ApiClient _client;
 
   /// 拉取已启用分类，id 全程按字符串解析。
@@ -18,4 +22,20 @@ class CategoryApi {
         if (item is Map<String, dynamic>) ContentCategory.fromJson(item),
     ];
   }
+
+  /// 分类下已上线短剧，pageIndex 从 1 开始。
+  Future<PageResult<Drama>> dramas(
+    String categoryId, {
+    int pageIndex = 1,
+    int pageSize = dramaPageSize,
+  }) async {
+    final data = await _client.get(
+      '/app/categories/$categoryId/dramas',
+      query: {
+        'pageIndex': '$pageIndex',
+        'pageSize': '$pageSize',
+      },
+    );
+    return PageResult.parse(data, Drama.fromCardJson);
+  }
 }