feat: fav topic

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

lib/pages/fav/topic/controller.dart

@@ -0,0 +1,52 @@
+import 'package:PiliPlus/http/loading_state.dart';
+import 'package:PiliPlus/http/user.dart';
+import 'package:PiliPlus/models/user/fav_topic/data.dart';
+import 'package:PiliPlus/models/user/fav_topic/topic_item.dart';
+import 'package:PiliPlus/pages/common/common_list_controller.dart';
+import 'package:flutter_smart_dialog/flutter_smart_dialog.dart';
+
+class FavTopicController
+    extends CommonListController<FavTopicData, FavTopicModel> {
+  int? total;
+
+  @override
+  void onInit() {
+    super.onInit();
+    queryData();
+  }
+
+  @override
+  void checkIsEnd(int length) {
+    if (total != null && length >= total!) {
+      isEnd = true;
+    }
+  }
+
+  @override
+  List<FavTopicModel>? getDataList(FavTopicData response) {
+    total = response.topicList?.pageInfo?.total;
+    return response.topicList?.topicItems;
+  }
+
+  @override
+  Future<void> onRefresh() {
+    total = null;
+    return super.onRefresh();
+  }
+
+  @override
+  Future<LoadingState<FavTopicData>> customGetData() =>
+      UserHttp.favTopic(page: page);
+
+  Future<void> onRemove(index, id) async {
+    var res = await UserHttp.delFavTopic(id);
+    if (res['status']) {
+      loadingState
+        ..value.data!.removeAt(index)
+        ..refresh();
+      SmartDialog.showToast('已取消收藏');
+    } else {
+      SmartDialog.showToast(res['msg']);
+    }
+  }
+}