public ActionResult Review(CheckoutViewModel data)
{
if (ModelState.IsValid)
{
try
{
NVPAPICaller gatewayCaller = new NVPAPICaller();
string token = "";
NVPCodec decoder = new NVPCodec();
// Call the gateway payment authorization API:
bool ret = gatewayCaller.DoCheckoutAuth(data.Order, ref token, ref decoder);
// If authorizaton is successful:
if (ret)
{
// Hydrate a new Order model from our OrderViewModel.
var myOrder = Mapper.Map<Data.Models.Order>(data.Order);
// Timestamp with a UTC date.
myOrder.OrderDate = DateTime.UtcNow;
// Get DB context.
ProductContext _db = new ProductContext();
// Add order to DB.
_db.Orders.Add(myOrder);
_db.SaveChanges();
// Get the shopping cart items and process them.
using (ShoppingCartActions usersShoppingCart = new ShoppingCartActions(cartId))
{
List<CartItem> myOrderList = usersShoppingCart.GetCartItems();
// Add OrderDetail information to the DB for each product purchased.
for (int i = 0; i < myOrderList.Count; i++)
{
// Create a new OrderDetail object.
var myOrderDetail = new OrderDetail();
myOrderDetail.OrderId = myOrder.OrderId;
myOrderDetail.ProductId = myOrderList[i].ProductId;
myOrderDetail.Quantity = myOrderList[i].Quantity;
myOrderDetail.UnitPrice = myOrderList[i].Product.UnitPrice;
// Add OrderDetail to DB.
_db.OrderDetails.Add(myOrderDetail);
_db.SaveChanges();
}
// Set OrderId.
Session["currentOrderId"] = myOrder.OrderId;
Session["Token"] = token;
// Report successful event to Application Insights.
var eventProperties = new Dictionary<string, string>();
eventProperties.Add("CustomerEmail", data.Order.Email);
eventProperties.Add("NumberOfItems", myOrderList.Count.ToString());
eventProperties.Add("OrderTotal", data.Order.Total.ToString("C2"));
eventProperties.Add("OrderId", myOrder.OrderId.ToString());
TelemetryHelper.TrackEvent("SuccessfulPaymentAuth", eventProperties);
data.Order.OrderId = myOrder.OrderId;
if (data.Order.CreditCardNumber.Length > 4)
{
// Only show the last 4 digits of the credit card number:
data.Order.CreditCardNumber = "xxxxxxxxxxx" + data.Order.CreditCardNumber.Substring(data.Order.CreditCardNumber.Length - 4);
}
}
}
else
{
var error = gatewayCaller.PopulateGatewayErrorModel(decoder);
// Report failed event to Application Insights.
Exception ex = new Exception(error.ToString());
ex.Source = "Contoso.Apps.SportsLeague.Web.CheckoutController.cs";
TelemetryHelper.TrackException(ex);
// Redirect to the checkout error view:
return RedirectToAction("Error", error);
}
}
catch (WebException wex)
{
ExceptionUtility.LogException(wex, "CheckoutController.cs Complete Action");
var error = new CheckoutErrorViewModel
{
ErrorCode = wex.Message
};
if (wex.Response != null && wex.Response.GetType() == typeof(HttpWebResponse))
{
// Extract the response body from the WebException's HttpWebResponse:
error.LongMessage = ((HttpWebResponse)wex.Response).StatusDescription;
}
// Redirect to the checkout error view:
return RedirectToAction("Error", error);
}
catch (Exception ex)
{
ExceptionUtility.LogException(ex, "CheckoutController.cs Review Action");
var error = new CheckoutErrorViewModel
{
ErrorCode = ex.Message
};
// Redirect to the checkout error view:
return RedirectToAction("Error", error);
}
}
return View(data);
}
public async Task<ActionResult> Complete(OrderViewModel order)
{
try
{
// TODO: Complete the payment processing via the gateway and update the order...
NVPAPICaller gatewayCaller = new NVPAPICaller();
string token = "";
string finalPaymentAmount = "";
NVPCodec decoder = new NVPCodec();
token = Session["token"].ToString();
//PayerID = Session["payerId"].ToString();
//finalPaymentAmount = Session["payment_amt"].ToString();
finalPaymentAmount = order.Total.ToString("C2");
bool ret = gatewayCaller.DoCheckoutPayment(finalPaymentAmount, token, ref decoder);
if (ret)
{
// Retrieve PayPal confirmation value.
string PaymentConfirmation = decoder[NVPProperties.Properties.TRANSACTIONID].ToString();
order.PaymentTransactionId = PaymentConfirmation;
ProductContext _db = new ProductContext();
// Get the current order id.
int currentOrderId = -1;
if (Session["currentOrderId"] != null && Session["currentOrderId"].ToString() != string.Empty)
{
currentOrderId = Convert.ToInt32(Session["currentOrderID"]);
}
Order myCurrentOrder;
if (currentOrderId >= 0)
{
// Get the order based on order id.
myCurrentOrder = _db.Orders.Single(o => o.OrderId == currentOrderId);
// Update the order to reflect payment has been completed.
myCurrentOrder.PaymentTransactionId = PaymentConfirmation;
// Save to DB.
_db.SaveChanges();
// Queue up a receipt generation request, asynchronously.
await new AzureQueueHelper().QueueReceiptRequest(currentOrderId);
// Report successful event to Application Insights.
var eventProperties = new Dictionary<string, string>();
eventProperties.Add("CustomerEmail", order.Email);
eventProperties.Add("OrderTotal", finalPaymentAmount);
eventProperties.Add("PaymentTransactionId", PaymentConfirmation);
TelemetryHelper.TrackEvent("OrderCompleted", eventProperties);
}
// Clear shopping cart.
using (ShoppingCartActions usersShoppingCart =
new ShoppingCartActions(cartId))
{
usersShoppingCart.EmptyCart();
}
// Clear order id.
Session["currentOrderId"] = string.Empty;
}
else
{
var error = gatewayCaller.PopulateGatewayErrorModel(decoder);
// Report failed event to Application Insights.
Exception ex = new Exception(error.ToString());
ex.Source = "Contoso.Apps.SportsLeague.Web.CheckoutController.cs";
TelemetryHelper.TrackException(ex);
// Redirect to the checkout error view:
return RedirectToAction("Error", error);
}
}
catch (WebException wex)
{
ExceptionUtility.LogException(wex, "CheckoutController.cs Complete Action");
var error = new CheckoutErrorViewModel
{
ErrorCode = wex.Message
};
if (wex.Response != null && wex.Response.GetType() == typeof(HttpWebResponse))
{
// Extract the response body from the WebException's HttpWebResponse:
error.LongMessage = ((HttpWebResponse)wex.Response).StatusDescription;
}
// Redirect to the checkout error view:
return RedirectToAction("Error", error);
}
catch (Exception ex)
{
ExceptionUtility.LogException(ex, "CheckoutController.cs Complete Action");
var error = new CheckoutErrorViewModel
{
ErrorCode = ex.Message
};
// Redirect to the checkout error view:
return RedirectToAction("Error", error);
}
return View(order);
}
public ActionResult Error(CheckoutErrorViewModel error)
{
return View(error);
}
/// <summary>
/// Populates a new CheckoutErrorViewModel object from the passed in return data from the gateway.
/// </summary>
/// <param name="decoder"></param>
/// <returns></returns>
public CheckoutErrorViewModel PopulateGatewayErrorModel(NVPCodec decoder)
{
var errorVM = new CheckoutErrorViewModel
{
ErrorCode = decoder[NVPProperties.Properties.ERRORCODE],
LongMessage = decoder[NVPProperties.Properties.LONGMESSAGE],
ShortMessage = decoder[NVPProperties.Properties.SHORTMESSAGE]
};
return errorVM;
}