internal static OrderClass Map(OrderUI Order)
        {
            if (Order == null)
            {
                return(null);
            }
            OrderClass ret = new OrderClass()
            {
                OrderID         = Order.OrderID,
                DeliveryAddress = Map(Order.DeliveryAddress),
                Store           = Map(Order.Store),
                Customer        = Map(Order.Customer),
                DatePlaced      = Order.DatePlaced
            };

            foreach (var zaa in Order.pizzas)
            {
                ret.pizzas.Add(Map(zaa));
            }
            ret.UpdateTotal();
            return(ret);
        }
        internal static OrderUI Map(OrderClass Order)
        {
            if (Order == null)
            {
                return(null);
            }
            OrderUI ret = new OrderUI()
            {
                OrderID         = Order.OrderID,
                DeliveryAddress = Map(Order.DeliveryAddress),
                Store           = Map(Order.Store),
                Customer        = Map(Order.Customer),
                CostBeforeTax   = Order.CostBeforeTax,
                TotalCost       = Order.TotalCost,
                DatePlaced      = Order.DatePlaced
            };

            foreach (var zaa in Order.pizzas)
            {
                ret.pizzas.Add(Map(zaa));
                ret.pizzaIDs.Add(zaa.PizzaID);
            }
            return(ret);
        }