feat: fav topic

Signed-off-by: bggRGjQaUbCoE <githubaccount56556@proton.me>

lib/models/user/fav_topic/topic_list.dart

@@ -0,0 +1,23 @@
+import 'package:PiliPlus/models/user/fav_topic/page_info.dart';
+import 'package:PiliPlus/models/user/fav_topic/topic_item.dart';
+
+class TopicList {
+  List<FavTopicModel>? topicItems;
+  PageInfo? pageInfo;
+
+  TopicList({this.topicItems, this.pageInfo});
+
+  factory TopicList.fromJson(Map<String, dynamic> json) => TopicList(
+        topicItems: (json['topic_items'] as List<dynamic>?)
+            ?.map((e) => FavTopicModel.fromJson(e as Map<String, dynamic>))
+            .toList(),
+        pageInfo: json['page_info'] == null
+            ? null
+            : PageInfo.fromJson(json['page_info'] as Map<String, dynamic>),
+      );
+
+  Map<String, dynamic> toJson() => {
+        'topic_items': topicItems?.map((e) => e.toJson()).toList(),
+        'page_info': pageInfo?.toJson(),
+      };
+}