static public void Add(OrderDetail order)
{
using (var db = new OrderSQL())
{
db.OrderDetail.Add(order);
db.SaveChanges();
}
}
static public void Delete(String orderId)
{
using (var db = new OrderSQL())
{
var order = db.OrderDetail.Include("Items").SingleOrDefault(o => o.id == orderId);
db.OrderDetail.Remove(order);
db.SaveChanges();
}
}