public DS_Cart()
{
Purchase = new DS_Purchase();
Purchase.MemberID = 0;
Purchase.CreateDate = DateTime.Now;
Orders = new List <DS_Orders>();
OrderDetail = new List <DS_OrderDetail>();
}
public void Update(DS_Purchase Purchase)
{
using (var ct = new DS_PurchaseDataContext(DbHelperSQL.Connection))
{
ct.DS_Purchase.Attach(Purchase, true);
ct.SubmitChanges();
}
}
public void Add(DS_Purchase Purchase)
{
using (var ct = new DS_PurchaseDataContext(DbHelperSQL.Connection))
{
ct.DS_Purchase.InsertOnSubmit(Purchase);
ct.SubmitChanges();
}
}
public void Delete(int ID)
{
using (var ct = new DS_PurchaseDataContext(DbHelperSQL.Connection))
{
DS_Purchase st = ct.DS_Purchase.Single(a => a.ID == ID);
ct.DS_Purchase.DeleteOnSubmit(st);
ct.SubmitChanges();
}
}