feat: live area page

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

lib/pages/live_area_detail/controller.dart

@@ -0,0 +1,38 @@
+import 'dart:math';
+
+import 'package:PiliPlus/http/live.dart';
+import 'package:PiliPlus/http/loading_state.dart';
+import 'package:PiliPlus/models/live/live_area_list/area_item.dart';
+import 'package:PiliPlus/pages/common/common_list_controller.dart';
+import 'package:PiliPlus/utils/storage.dart';
+
+class LiveAreaDatailController
+    extends CommonListController<List<AreaItem>?, AreaItem> {
+  LiveAreaDatailController(this.areaId, this.parentAreaId);
+  final dynamic areaId;
+  final dynamic parentAreaId;
+
+  late int initialIndex = 0;
+  final isLogin = Accounts.main.isLogin;
+
+  @override
+  void onInit() {
+    super.onInit();
+    queryData();
+  }
+
+  @override
+  List<AreaItem>? getDataList(List<AreaItem>? response) {
+    if (response?.isNotEmpty == true) {
+      initialIndex = max(0, response!.indexWhere((e) => e.id == areaId));
+    }
+    return response;
+  }
+
+  @override
+  Future<LoadingState<List<AreaItem>?>> customGetData() =>
+      LiveHttp.liveRoomAreaList(
+        isLogin: isLogin,
+        parentid: parentAreaId,
+      );
+}