private async void ThrowFromTeam(User selectedUser) { string name = selectedUser.Name; bool isSure; isSure = await DisplayAlert("Uyarı", name + " kullanıcısını takımdan çıkarmak istediğinize emin misiniz?", "Evet", "Vazgeç"); if (isSure == true) { await Navigation.PushPopupAsync(new AnimationPages.AnimationPopUpPage1_Waiting("İşleniyor")); string response = await service.ThrowFromTeam(selectedUser.Id); if (response != "Hata oluştu") { //App.Current.MainPage = new NavigationPage(new IndexPageMain()); TeamPlayer player = playerList.Where(x => x.UserId == selectedUser.Id).FirstOrDefault(); MyTeamPageViewModel model = viewModels.Where(x => x.User.Id == selectedUser.Id).FirstOrDefault(); viewModels.Remove(model); playerList.Remove(player); colTeamPlayers.ItemsSource = null; colTeamPlayers.ItemsSource = viewModels; await Navigation.PopPopupAsync(); } } }