public static void SaveSnack(SnackViewModel snackViewModel)
{
var sessionFactory = SessionFactoryFactory.GetFactory();
using (var session = sessionFactory.OpenSession())
{
using (var trans = session.BeginTransaction())
{
var snackModel = SnackMap.VmToModel(snackViewModel);
session.SaveOrUpdate(snackModel);
trans.Commit();
}
}
}
private void AddSnackCommand_Executed(object sender, ExecutedRoutedEventArgs e)
{
// check if inputs filled
if (string.IsNullOrWhiteSpace(snackNameInput.Text) || string.IsNullOrWhiteSpace(snackPriceInput.Text) || string.IsNullOrWhiteSpace(snackQuantityInput.Text))
{
MessageBox.Show("Bitte alle Werte angeben");
return;
}
// check if values correct
double snackPrice = 0;
int snackQuantity = 0;
if (!double.TryParse(snackPriceInput.Text, out snackPrice))
{
MessageBox.Show("Snackpreis ist ungültig");
return;
}
if (!int.TryParse(snackQuantityInput.Text, out snackQuantity))
{
MessageBox.Show("Anzahl ist ungültig");
return;
}
// add
var newSnack = new SnackViewModel {
Name = snackNameInput.Text, Quantity = snackQuantity, PricePerUnit = snackPrice
};
this.Snacks.Add(newSnack);
Persister.SaveSnack(newSnack);
// avoid INotifyProperty-Madness
this.OverAllSumTextBlock.Text = this.OverallSum.ToString("#,##0.00 €;(#,##0.00) €");
}
public static Snack VmToModel(SnackViewModel vm)
{
return(new Snack {
Date = vm.Date, Name = vm.Name, PricePerUnit = vm.PricePerUnit, Quantity = vm.Quantity
});
}
