public static async Task<ModelWrapper<List<User>>> GetUsersOnline(UserRequest userRequest) { // check internet connection if (!ConnectionInfo.InternetConnected()) { return new ModelWrapper<List<User>>(TaskResult.NoInternet); } // get users online try { using (HttpClient httpClient = new HttpClient()) { string usersData = await httpClient.GetStringAsync(userRequest.GetUri()); List<User> tempList = JsonConvert.DeserializeObject<List<User>>(usersData); if (tempList != null) { // successfully retrieve posts, so save them DataManager.SaveUsers(usersData); return new ModelWrapper<List<User>>(tempList, TaskResult.Success); } else { return new ModelWrapper<List<User>>(TaskResult.NoData); } } } catch (Exception) { return new ModelWrapper<List<User>>(TaskResult.Error); } }