public void DvdDelete(int dvdId)
{
var repo = new DVDLibraryEntities1();
repo.Dvds.Remove(repo.Dvds.Single(d => d.dvdId == dvdId));
repo.SaveChanges();
}
public void DvdEdit(int dvdId, Dvd dvd)
{
var repo = new DVDLibraryEntities1();
repo.Dvds.Remove(repo.Dvds.Single(d => d.dvdId == dvdId));
repo.Dvds.Add(dvd);
repo.SaveChanges();
}
public void DvdCreate(Dvd dvd)
{
var repo = new DVDLibraryEntities1();
if (repo.Dvds.Any())
{
dvd.dvdId = repo.Dvds.Max(d => d.dvdId) + 1;
}
else
{
dvd.dvdId = 0;
}
repo.Dvds.Add(dvd);
repo.SaveChanges();
}