private void detach_orders(order entity)
{
this.SendPropertyChanging();
entity.customer = null;
}
private void attach_orders(order entity)
{
this.SendPropertyChanging();
entity.customer = this;
}
partial void Deleteorder(order instance);
partial void Updateorder(order instance);
partial void Insertorder(order instance);
public order insertOrder(int customerId)
{
order o = new order
{
date = DateTime.Now,
customerID = customerId
};
db.orders.InsertOnSubmit(o);
try
{
db.SubmitChanges();
return o;
}
catch
{
return null;
}
}