public async void AddNewBtn_Clicked(object sender, EventArgs e) { Restaurant restaurant = new Restaurant() { ID = 0, Name = txtName.Text, Address = txtAddress.Text, OpenAt = dtOpenAt.Time, CloseAt = dtCloseAt.Time, Delivery = chkDeliver.IsChecked, Dining = chkDining.IsChecked, TakeAway = chkTakeAway.IsChecked, Phone = txtPhone.Text, Website = txtWebsite.Text }; RestaurantRepository repository = new RestaurantRepository(); if (await repository.AddRestaurent(restaurant)) { if (await DisplayAlert("Notify", "Entity added successfull", "Done", "Add More")) { await Navigation.PopAsync(true); } } }