private static CreditCardGatewayResult ReadPaymentInformation(Order order)
        {
            CreditCardGatewayResult paymentInformation = new CreditCardGatewayResult();

            if (!string.IsNullOrEmpty(order.GatewayResult))
            {
                var payResult = new XmlDocument();
                payResult.LoadXml(order.GatewayResult);

                var element = payResult.SelectSingleNode("//req_card_number");
                paymentInformation.Number = element?.InnerText;

                element = payResult.SelectSingleNode("//req_bill_to_surname");
                paymentInformation.LastName = element?.InnerText;

                element = payResult.SelectSingleNode("//req_ship_to_surname");
                paymentInformation.FirstName = element?.InnerText;

                element = payResult.SelectSingleNode("//req_card_expiry_date");
                paymentInformation.ExpiryDate = element?.InnerText;

                element = payResult.SelectSingleNode("//req_card_type");
                paymentInformation.Type = element?.InnerText;
            }

            return(paymentInformation);
        }
        private XmlNode BuildOrderXml(XmlDocument xmlDocument, Order order, RenderOrderSettings settings)
        {
            var tableNode = CreateTableNode(xmlDocument, "EcomOrders");
            var itemNode  = CreateAndAppendItemNode(tableNode, "EcomOrders");

            var user = User.GetUserByID(order.CustomerAccessUserId) ?? (!ExecutingContext.IsBackEnd() ? User.GetCurrentExtranetUser() : null);

            // do not use order.Modified in XML unless the field can be ignored for hash calculation

            // in the current version of NAV for vanBaerle, the calculation is made using the ExternalId field name but the logic corresonds to the customer number in DynamicWeb
            //AddChildXmlNode(itemNode, "OrderCustomerAccessUserExternalId", !string.IsNullOrWhiteSpace(user?.ExternalID) ? user.ExternalID : Settings.Instance.AnonymousUserKey);
            AddChildXmlNode(itemNode, "OrderCustomerAccessUserExternalId", !string.IsNullOrWhiteSpace(user?.CustomerNumber) ? user.CustomerNumber : Settings.Instance.AnonymousUserKey);


            AddChildXmlNode(itemNode, "OrderCustomerNumber", !string.IsNullOrWhiteSpace(user?.CustomerNumber) ? user.CustomerNumber : Settings.Instance.AnonymousUserKey);
            AddChildXmlNode(itemNode, "CreateOrder", settings.CreateOrder.ToString());
            AddChildXmlNode(itemNode, "OrderId", order.Id);
            AddChildXmlNode(itemNode, "OrderAutoId", order.AutoId.ToString());
            AddChildXmlNode(itemNode, "OrderIntegrationOrderId", order.IntegrationOrderId);
            AddChildXmlNode(itemNode, "OrderCurrencyCode", order.CurrencyCode);
            AddChildXmlNode(itemNode, "OrderDate", order.Date.ToIntegrationString());
            AddChildXmlNode(itemNode, "OrderPaymentMethodName", order.PaymentMethod, true);
            AddChildXmlNode(itemNode, "OrderPaymentMethodId", order.PaymentMethodId);
            AddChildXmlNode(itemNode, "OrderShippingMethodName", order.ShippingMethod, true);
            AddChildXmlNode(itemNode, "OrderShippingMethodId", order.ShippingMethodId);
            AddChildXmlNode(itemNode, "OrderShippingFee", order.ShippingFee.PriceWithoutVAT.ToIntegrationString());
            AddChildXmlNode(itemNode, "OrderCustomerName", order.CustomerName);
            AddChildXmlNode(itemNode, "OrderCustomerAddress", order.CustomerAddress);
            AddChildXmlNode(itemNode, "OrderCustomerAddress2", order.CustomerAddress2);
            AddChildXmlNode(itemNode, "OrderCustomerCity", order.CustomerCity);
            AddChildXmlNode(itemNode, "OrderCustomerState", order.CustomerRegion);
            AddChildXmlNode(itemNode, "OrderCustomerZip", order.CustomerZip);
            AddChildXmlNode(itemNode, "OrderCustomerCountryCode", order.CustomerCountryCode);
            AddChildXmlNode(itemNode, "OrderCustomerEmail", order.CustomerEmail);
            AddChildXmlNode(itemNode, "OrderCustomerPhone", order.CustomerPhone);
            AddChildXmlNode(itemNode, "OrderCustomerFax", order.CustomerFax);
            AddChildXmlNode(itemNode, "OrderDeliveryName", !string.IsNullOrWhiteSpace(order.DeliveryName) ? order.DeliveryName : order.CustomerName);
            AddChildXmlNode(itemNode, "OrderDeliveryAddress", order.DeliveryAddress);
            AddChildXmlNode(itemNode, "OrderDeliveryAddress2", order.DeliveryAddress2);
            AddChildXmlNode(itemNode, "OrderDeliveryCity", order.DeliveryCity);
            AddChildXmlNode(itemNode, "OrderDeliveryState", order.DeliveryRegion);
            AddChildXmlNode(itemNode, "OrderDeliveryZip", order.DeliveryZip);
            AddChildXmlNode(itemNode, "OrderDeliveryCountryCode", order.DeliveryCountryCode);
            AddChildXmlNode(itemNode, "OrderDeliveryEmail", order.DeliveryEmail);
            AddChildXmlNode(itemNode, "OrderDeliveryPhone", order.DeliveryPhone);
            AddChildXmlNode(itemNode, "OrderDeliveryFax", order.DeliveryFax);
            AddChildXmlNode(itemNode, "OrderCustomerComment", order.CustomerComment);
            AddChildXmlNode(itemNode, "OrderPriceTotal", order.TotalPrice.ToIntegrationString());
            AddChildXmlNode(itemNode, "OrderCaptureAmount", order.CaptureAmount.ToIntegrationString());
            AddChildXmlNode(itemNode, "OrderVoucherCode", order.VoucherCode);
            AddChildXmlNode(itemNode, "OrderTransactionId", order.TransactionNumber);
            AddChildXmlNode(itemNode, "OrderStateId", order.StateId);
            AddChildXmlNode(itemNode, "OrderStateName", order.OrderState.Name, true);

            CreditCardGatewayResult paymentInformation = ReadPaymentInformation(order);

            AddChildXmlNode(itemNode, "OrderTransactionCardType", paymentInformation.Type, true);
            AddChildXmlNode(itemNode, "OrderTransactionCardExpiryDate", paymentInformation.ExpiryDate, true);
            AddChildXmlNode(itemNode, "OrderTransactionMaskedCreditCardNumber", paymentInformation.Number, true);
            AddChildXmlNode(itemNode, "CardHolderFirstName", paymentInformation.FirstName, true);
            AddChildXmlNode(itemNode, "CardholderLastName", paymentInformation.LastName, true);

            if (settings.AddOrderFieldsToRequest)
            {
                AppendOrderFields(order, itemNode);
            }
            return(tableNode);
        }