import 'dart:convert'; import 'package:flutter/cupertino.dart'; import 'package:http/http.dart'; import 'package:test_sa/api/departments_api_client.dart'; import '../../../models/department.dart'; import '../../api_routes/urls.dart'; import '../loading_notifier.dart'; class DepartmentsProvider extends LoadingNotifier { //reset provider data void reset() { departments.clear(); stateCode = null; } // state code of current request to defied error message // like 400 customer request failed // 500 service not available int? stateCode; // contain user data // when user not login or register _user = null List departments=[]; Future getDepartment() async { waitApiRequest(() async { departments.addAll(await DepartmentsApiClient().getDepartment()); notifyListeners(); }, onSuccess: (){ stateCode=200; } ); } }