void dodajPerformans(Performance p)
{ //dodawanie seansu do seansu
try
{
using (var context = new KinoEntities())
{
context.Configuration.AutoDetectChangesEnabled = true;
using (var transaction = context.Database.BeginTransaction())
{
context.Performances.AddOrUpdate(p);
context.Entry(p).State = p.id > 0 ? EntityState.Modified : EntityState.Added;
MessageBox.Show("Stan bazy danych przed \n " + context.Entry(p).State.ToString());
context.SaveChanges();
transaction.Commit();
}
}
}
catch (Exception e) {
MessageBox.Show("Sprawdź połączenie z Internetem!");
}
}
public void deleteElement()
{
if (selectedElement != null)
{
context.Configuration.AutoDetectChangesEnabled = true;
context.Timetables.Attach(selectedElement);
context.Entry(selectedElement).State = EntityState.Deleted;
context.SaveChanges();
uzupelnianieDataGridView();
}
}