Exemplo n.º 1
0
        public SetExpressCheckoutResponseType SetExpressCheckout(PayPalProcessPaymentRequest processPaymentRequest, IList <OrganizedShoppingCartItem> cart)
        {
            var result         = new SetExpressCheckoutResponseType();
            var store          = Services.StoreService.GetStoreById(processPaymentRequest.StoreId);
            var settings       = Services.Settings.LoadSetting <PayPalExpressPaymentSettings>(processPaymentRequest.StoreId);
            var payPalCurrency = GetApiCurrency(store.PrimaryStoreCurrency);

            var req = new SetExpressCheckoutReq
            {
                SetExpressCheckoutRequest = new SetExpressCheckoutRequestType
                {
                    Version = ApiVersion,
                    SetExpressCheckoutRequestDetails = new SetExpressCheckoutRequestDetailsType()
                }
            };

            var details = new SetExpressCheckoutRequestDetailsType
            {
                PaymentAction          = GetPaymentAction(settings),
                PaymentActionSpecified = true,
                CancelURL = Services.WebHelper.GetStoreLocation(store.SslEnabled) + "cart",
                ReturnURL = Services.WebHelper.GetStoreLocation(store.SslEnabled) + "Plugins/SmartStore.PayPal/PayPalExpress/GetDetails",
                //CallbackURL = _webHelper.GetStoreLocation(currentStore.SslEnabled) + "Plugins/SmartStore.PayPal/PayPalExpress/ShippingOptions?CustomerID=" + _workContext.CurrentCustomer.Id.ToString(),
                //CallbackTimeout = _payPalExpressPaymentSettings.CallbackTimeout.ToString()
                ReqConfirmShipping = settings.ConfirmedShipment.ToString(),
                NoShipping         = settings.NoShipmentAddress.ToString()
            };

            // populate cart
            decimal itemTotal = decimal.Zero;
            var     cartItems = new List <PaymentDetailsItemType>();

            foreach (OrganizedShoppingCartItem item in cart)
            {
                decimal shoppingCartUnitPriceWithDiscountBase = _priceCalculationService.GetUnitPrice(item, true);
                decimal shoppingCartUnitPriceWithDiscount     = _currencyService.ConvertFromPrimaryStoreCurrency(shoppingCartUnitPriceWithDiscountBase, Services.WorkContext.WorkingCurrency);
                decimal priceIncludingTier = shoppingCartUnitPriceWithDiscount;

                cartItems.Add(new PaymentDetailsItemType()
                {
                    Name     = item.Item.Product.Name,
                    Number   = item.Item.Product.Sku,
                    Quantity = item.Item.Quantity.ToString(),
                    Amount   = new BasicAmountType() // this is the per item cost
                    {
                        currencyID = payPalCurrency,
                        Value      = (priceIncludingTier).ToString("N", new CultureInfo("en-us"))
                    }
                });
                itemTotal += (item.Item.Quantity * priceIncludingTier);
            }
            ;

            // additional handling fee
            var additionalHandlingFee = GetAdditionalHandlingFee(cart);

            cartItems.Add(new PaymentDetailsItemType()
            {
                Name     = "Zahlartgebühren",
                Quantity = "1",
                Amount   = new BasicAmountType()
                {
                    currencyID = payPalCurrency,
                    Value      = (additionalHandlingFee).ToString("N", new CultureInfo("en-us"))
                }
            });
            itemTotal += GetAdditionalHandlingFee(cart);

            //shipping
            decimal shippingTotal = decimal.Zero;

            if (cart.RequiresShipping())
            {
                decimal?shoppingCartShippingBase = OrderTotalCalculationService.GetShoppingCartShippingTotal(cart);
                if (shoppingCartShippingBase.HasValue && shoppingCartShippingBase > 0)
                {
                    shippingTotal = _currencyService.ConvertFromPrimaryStoreCurrency(shoppingCartShippingBase.Value, Services.WorkContext.WorkingCurrency);
                }
                else
                {
                    shippingTotal = settings.DefaultShippingPrice;
                }
            }

            //This is the default if the Shipping Callback fails
            //var shippingOptions = new List<ShippingOptionType>();
            //shippingOptions.Add(new ShippingOptionType()
            //{
            //    ShippingOptionIsDefault = "true",
            //    ShippingOptionName = "Standard Shipping",
            //    ShippingOptionAmount = new BasicAmountType()
            //    {
            //        Value = shippingTotal.ToString(), //This is the default value used for shipping if the Instant Update API returns an error or does not answer within the callback time
            //        currencyID = PaypalHelper.GetPaypalCurrency(_currencyService.GetCurrencyById(_currencySettings.PrimaryStoreCurrencyId))
            //    }
            //});
            //details.FlatRateShippingOptions = shippingOptions.ToArray();
            //details.TotalType = TotalType.EstimatedTotal;

            // get total tax
            //SortedDictionary<decimal, decimal> taxRates = null;
            //decimal shoppingCartTaxBase = OrderTotalCalculationService.GetTaxTotal(cart, out taxRates);
            //decimal shoppingCartTax = _currencyService.ConvertFromPrimaryStoreCurrency(shoppingCartTaxBase, CommonServices.WorkContext.WorkingCurrency);

            // discount
            decimal discount = -processPaymentRequest.Discount;

            if (discount != 0)
            {
                cartItems.Add(new PaymentDetailsItemType()
                {
                    Name     = "Threadrock Discount",
                    Quantity = "1",
                    Amount   = new BasicAmountType() // this is the total discount
                    {
                        currencyID = payPalCurrency,
                        Value      = discount.ToString("N", new CultureInfo("en-us"))
                    }
                });

                itemTotal += discount;
            }

            // get customer
            int customerId = Convert.ToInt32(Services.WorkContext.CurrentCustomer.Id.ToString());
            var customer   = _customerService.GetCustomerById(customerId);

            if (!cart.IsRecurring())
            {
                //we don't apply gift cards for recurring products
                var giftCards = _giftCardService.GetActiveGiftCardsAppliedByCustomer(customer);
                if (giftCards != null)
                {
                    foreach (var gc in giftCards)
                    {
                        if (itemTotal > decimal.Zero)
                        {
                            decimal remainingAmount = gc.GetGiftCardRemainingAmount();
                            decimal amountCanBeUsed = decimal.Zero;
                            if (itemTotal > remainingAmount)
                            {
                                amountCanBeUsed = remainingAmount;
                            }
                            else
                            {
                                amountCanBeUsed = itemTotal - .01M;
                            }

                            decimal amountToSubtract = -amountCanBeUsed;

                            cartItems.Add(new PaymentDetailsItemType()
                            {
                                Name     = "Giftcard Applied",
                                Quantity = "1",
                                Amount   = new BasicAmountType()
                                {
                                    currencyID = payPalCurrency,
                                    Value      = amountToSubtract.ToString("N", new CultureInfo("en-us"))
                                }
                            });

                            //reduce subtotal
                            itemTotal += amountToSubtract;
                        }
                    }
                }
            }

            // populate payment details
            var paymentDetails = new PaymentDetailsType
            {
                ItemTotal = new BasicAmountType
                {
                    Value      = Math.Round(itemTotal, 2).ToString("N", new CultureInfo("en-us")),
                    currencyID = payPalCurrency
                },
                ShippingTotal = new BasicAmountType
                {
                    Value      = Math.Round(shippingTotal, 2).ToString("N", new CultureInfo("en-us")),
                    currencyID = payPalCurrency
                },
                //TaxTotal = new BasicAmountType
                //{
                //    Value = Math.Round(shoppingCartTax, 2).ToString("N", new CultureInfo("en-us")),
                //    currencyID = PayPalHelper.GetPaypalCurrency(_currencyService.GetCurrencyById(_currencySettings.PrimaryStoreCurrencyId))
                //},
                OrderTotal = new BasicAmountType
                {
                    Value      = Math.Round(itemTotal + shippingTotal, 2).ToString("N", new CultureInfo("en-us")),
                    currencyID = payPalCurrency
                },
                Custom             = processPaymentRequest.OrderGuid.ToString(),
                ButtonSource       = SmartStoreVersion.CurrentFullVersion,
                PaymentAction      = GetPaymentAction(settings),
                PaymentDetailsItem = cartItems.ToArray()
            };

            details.PaymentDetails = new[] { paymentDetails };

            details.ShippingMethodSpecified = true;

            req.SetExpressCheckoutRequest.SetExpressCheckoutRequestDetails.Custom = processPaymentRequest.OrderGuid.ToString();
            req.SetExpressCheckoutRequest.SetExpressCheckoutRequestDetails        = details;

            using (var service = GetApiAaService(settings))
            {
                result = service.SetExpressCheckout(req);
            }

            _httpContext.GetCheckoutState().CustomProperties.Add("PayPalExpressButtonUsed", true);
            return(result);
        }