private void DeleteUserButton_Click(object sender, RoutedEventArgs e)
{
var selectedItem = this.lvLicencePlates.SelectedItem;
if (selectedItem != null)
{
LicencePlateEntity licencePlate = selectedItem as LicencePlateEntity;
LicencePlateService service = new LicencePlateService();
if (MessageBox.Show("Sei sicuro di voler eliminare \"" + licencePlate.Targa + " \" ?", "Elimina Targa", MessageBoxButton.YesNo) == MessageBoxResult.Yes)
{
if (service.Delete(licencePlate) == 0)
{
MessageBox.Show("cancellato!");
this.RefreshData();
}
else
{
MessageBox.Show("NON cancellato!");
}
}
else
{
MessageBox.Show("NON cancellato!");
}
}
}
public static Tar ToTar(this LicencePlateEntity licencePlatesEntity, Tar tar = null)
{
if (tar == null)
{
tar = new Tar();
}
tar.TarOwnId = licencePlatesEntity.Id;
tar.TarVal = licencePlatesEntity.Targa;
return(tar);
}
public int Add(LicencePlateEntity licencePlates)
{
try
{
using (var db = new CroceRossaEntities())
{
db.Tar.Add(licencePlates.ToTar());
db.SaveChanges();
return(0);
}
}
catch
{
return(-1);
}
}
public int Delete(LicencePlateEntity licencePlates)
{
try
{
using (var db = new CroceRossaEntities())
{
Tar tar = db.Tar.First(x => x.TarOwnId == licencePlates.Id);
if (tar != null)
{
db.Tar.Remove(tar);
db.SaveChanges();
}
return(0);
}
}
catch (Exception)
{
return(-1);
}
}
