public async Task <HttpStatusCodeResult> ProcessCardcomTransaction()
{
#region ### IPN Parameters ###
/*
* GET https://localhost:44373/Purchase/ProcessCardcomTransaction?terminalnumber=1000&lowprofilecode=2467a885-1f97-40d5-8b5f-42222ce64c80&Operation=2&DealRespone=0&DealResponse=0&TokenResponse=0&InvoiceResponseCode=0&OperationResponse=0&OperationResponseText=OK&ReturnValue=39.90%7c3%7c1%7c98F41F8F-6F6C-4A0A-A7D4-D719A41A6BD7
*
* ---
*
* terminalnumber=1000
* lowprofilecode=2467a885-1f97-40d5-8b5f-42222ce64c80
* Operation=2
* DealResponse=0
* TokenResponse=0
* InvoiceResponseCode=0
* OperationResponse=0
* OperationResponseText=OK
* ReturnValue=39.90|3|1|98F41F8F-6F6C-4A0A-A7D4-D719A41A6BD7
*/
#endregion
var step = 0;
try
{
LoggerSingleton.Instance.Info("Cardcom", "Process-Transaction", new List <string> {
$"QueryString: {Request.QueryString}"
});
var transactionsBLL = new TransactionsBLL();
var couponsBLL = new CouponsBLL();
var subscriptionsBLL = new SubscriptionsBLL();
var cardcomManager = new CardcomManager(ConfigSingleton.Instance.CardcomTerminal, ConfigSingleton.Instance.CardcomUserName, TerminalNoCvv: ConfigSingleton.Instance.CardcomTerminalNoCvv);
step = 1;
// Collect basic details
var transaction = new Transaction();
transaction.Raw = Request.QueryString?.ToString();
transaction.Code = Request.QueryString["lowprofilecode"];
transaction.StatusCode = Convert.ToInt32(Request.QueryString["OperationResponse"]);
transaction.CardStatusCode = Convert.ToInt32(Request.QueryString["DealResponse"]);
step = 2;
// Collect extra details
var detailsResponse = cardcomManager.GetTransactionDetails(transaction.Code);
step = 3;
if (Convert.ToInt32(detailsResponse.Details["ResponseCode"]) != 0)
{
throw new Exception($"Error while trying to get details. status-code {detailsResponse.Details["ResponseCode"]} ({transaction.Code})");
}
step = 4;
transaction.RawDetails = detailsResponse.Raw;
transaction.Token = detailsResponse.Details["Token"] ?? "";
transaction.TokenExpiry = detailsResponse.Details["TokenExDate"] ?? "";
transaction.TokenApprovalNumber = detailsResponse.Details["TokenApprovalNumber"] ?? "";
transaction.CardOwnerId = detailsResponse.Details["CardOwnerID"] ?? "";
// fix format > MM (e.g: 7 to 07)
var CardValidityMonth = detailsResponse.Details["CardValidityMonth"] ?? "";
if (CardValidityMonth.Length == 1)
{
CardValidityMonth = $"0{CardValidityMonth}";
}
transaction.CardExpiry = $"{detailsResponse.Details["CardValidityYear"] ?? ""}{CardValidityMonth}";
transaction.CardSuffix = detailsResponse.Details["ExtShvaParams.CardNumber5"] ?? "";
transaction.InvoiceStatusCode = Convert.ToInt32(detailsResponse.Details["InvoiceResponseCode"]);
transaction.InvoiceNumber = detailsResponse.Details["InvoiceNumber"] ?? "";
transaction.InvoiceType = Convert.ToInt32(detailsResponse.Details["InvoiceType"] ?? "0");
transaction.NumOfPayments = Convert.ToInt32(detailsResponse.Details["NumOfPayments"] ?? "1");
step = 5;
// Collect custom details
// returnValue: PRICE|PACKAGE|USER_ID|COUPON (e.g: 39.90|3|1|98F41F8F-6F6C-4A0A-A7D4-D719A41A6BD7)
var returnValue = detailsResponse.Details["ReturnValue"].Trim();
var returnValueSlices = returnValue.Split('|');
transaction.Price = Convert.ToSingle(returnValueSlices[0]);
transaction.PackageId = Convert.ToInt32(returnValueSlices[1]);
transaction.SubscriptionId = Convert.ToInt32(returnValueSlices[2]);
var coupon = await couponsBLL.Find(returnValueSlices[3]);
transaction.Coupon = coupon == null ? "" : coupon.Code.ToString();
step = 6;
// Create Transaction Row
var transactionId = await transactionsBLL.Save(transaction);
if (transactionId <= 0)
{
throw new Exception($"Error while trying to save an incoming transaction ({transaction.Code})");
}
transaction.RowId = transactionId;
step = 7;
if (transaction.StatusCode != 0)
{
var success1 = await subscriptionsBLL.SaveRegistrationStep(transaction.SubscriptionId, "TransactionFailed");
if (!success1)
{
LoggerSingleton.Instance.Info("Cardcom", $"SaveRegistrationStep Failed For User #{transaction.SubscriptionId}");
}
throw new Exception($"transaction code error. status-code {transaction.StatusCode} ({transaction.Code})");
}
step = 8;
// Update Coupon Capacity
if (!string.IsNullOrEmpty(transaction.Coupon))
{
var successCapacity = await couponsBLL.IncreaseCapacityInUse(Guid.Parse(transaction.Coupon));
if (!successCapacity)
{
LoggerSingleton.Instance.Info("Cardcom", "IncreaseCapacity Failed", new List <string> {
$"#{transaction.SubscriptionId}",
transaction.Coupon
});
}
}
step = 9;
var packageDetails = PackagesSingleton.Instance.GetPackage(transaction.PackageId);
step = 10;
// calculate the valid-until, the Recurring Payments Start Date and the corresponding interval id
DateTime?validUntil = packageDetails.ValidUntil;
var timeIntervalId = packageDetails.CardcomIntervalId;
step = 11;
// update ValidUntil
var successValidUntil = await subscriptionsBLL.SaveValidUntil(transaction.SubscriptionId, validUntil);
if (!successValidUntil)
{
LoggerSingleton.Instance.Info("Cardcom", "SaveValidUntil Failed", new List <string> {
$"#{transaction.SubscriptionId}",
});
}
step = 12;
var chargeDetails = new Entities.ChargeDetails
{
SubscriptionId = transaction.SubscriptionId,
Token = transaction.Token,
IsAutoRenewal = true,
CardSuffix = transaction.CardSuffix,
CardExpiry = transaction.CardExpiry,
CardOwnerId = transaction.CardOwnerId,
Code = transaction.Code
};
// save charge details for this subscription
var successChargeDetails = await subscriptionsBLL.SaveChargeDetails(chargeDetails);
if (!successChargeDetails)
{
LoggerSingleton.Instance.Info("Cardcom", "SaveChargeDetails Failed", new List <string> {
$"#{chargeDetails.SubscriptionId}",
chargeDetails.Token
});
}
step = 13;
// load subscription
var subscription = await subscriptionsBLL.Get(transaction.SubscriptionId);
step = 14;
var responseCharge = cardcomManager.SetRecurringCharge(
chargeDetails.Code,
"My Morning Love",
validUntil.Value,
timeIntervalId,
new List <CardcomIFrameSourceItem> {
new CardcomIFrameSourceItem {
Description = packageDetails.Name,
Price = packageDetails.Price,
Quantity = 1
}
},
returnValue,
new CardcomInvoiceDetails
{
CustomerId = subscription.Details.Id.ToString(),
CustomerName = subscription.Details.FullName,
Email = subscription.Details.Email,
SendEmail = true
}
);
step = 15;
if (responseCharge.Details["ResponseCode"] != "0")
{
LoggerSingleton.Instance.Info("Cardcom", $"SetRecurringCharge Failed With Code {responseCharge.Details["ResponseCode"]}");
await subscriptionsBLL.SaveAutoRenewal(transaction.SubscriptionId, false); // recurring charge has failed > mark user as AutoRenewal false
}
step = 16;
chargeDetails.RecurringId = Convert.ToInt32(responseCharge.Details["Recurring0.RecurringId"]);
successChargeDetails = await subscriptionsBLL.SaveChargeDetails(chargeDetails);
if (!successChargeDetails)
{
LoggerSingleton.Instance.Info("Cardcom", "SaveChargeDetails (with RecurringId) Failed", new List <string> {
$"#{chargeDetails.SubscriptionId}",
chargeDetails.Token,
responseCharge.Details["Recurring0.RecurringId"]
});
}
step = 17;
var success2 = await subscriptionsBLL.SaveRegistrationStep(subscription.Details.Id, "Completed");
if (!success2)
{
LoggerSingleton.Instance.Info("Cardcom", $"SaveRegistrationStep Failed For User #{subscription.Details.Id}");
}
return(new HttpStatusCodeResult(HttpStatusCode.OK, "OK"));
}
catch (Exception ex) {
ex.Data.Add("step", step);
ex.Data.Add("Method", "ProcessCardcomTransaction");
LoggerSingleton.Instance.Error("Cardcom", ex);
return(new HttpStatusCodeResult(HttpStatusCode.InternalServerError, ex.Message));
}
}
public async Task <string> ProcessCardcomTransaction()
{
#region ### IPN Parameters ###
/*
* GET https://localhost:44373/Purchase/ProcessCardcomTransaction?terminalnumber=1000&lowprofilecode=2467a885-1f97-40d5-8b5f-42222ce64c80&Operation=2&DealRespone=0&DealResponse=0&TokenResponse=0&InvoiceResponseCode=0&OperationResponse=0&OperationResponseText=OK&ReturnValue=39.90%7c3%7c1%7c98F41F8F-6F6C-4A0A-A7D4-D719A41A6BD7
*
* ---
*
* terminalnumber=1000
* lowprofilecode=2467a885-1f97-40d5-8b5f-42222ce64c80
* Operation=2
* DealResponse=0
* TokenResponse=0
* InvoiceResponseCode=0
* OperationResponse=0
* OperationResponseText=OK
* ReturnValue=39.90|3|1|98F41F8F-6F6C-4A0A-A7D4-D719A41A6BD7
*/
#endregion
var step = 0;
var isTransactionFailed = false;
var transaction = new Transaction();
var httpResult = "";
var transactionsBLL = new TransactionsBLL();
var couponsBLL = new CouponsBLL();
var subscriptionsBLL = new SubscriptionsBLL();
// [step-1: process request]
try
{
LoggerSingleton.Instance.Info("Cardcom", "Process-Transaction", new List <string> {
$"QueryString: {Request.QueryString}"
});
// defaults
transaction.StatusCode = 9999;
transaction.StatusCodeDetails = 9999;
transaction.StatusCodeChargeToken = 9999;
transaction.StatusCodeRecurringCharge = 9999;
transaction.InvoiceNumber = "";
var cardcomManager = new CardcomManager(ConfigSingleton.Instance.CardcomTerminal, ConfigSingleton.Instance.CardcomUserName, TerminalNoCvv: ConfigSingleton.Instance.CardcomTerminalNoCvv);
step = 1;
// Collect basic details
transaction.Raw = Request.QueryString?.ToString();
transaction.Code = Request.QueryString["lowprofilecode"];
transaction.StatusCode = Convert.ToInt32(Request.QueryString["OperationResponse"]);
transaction.CardStatusCode = Convert.ToInt32(Request.QueryString["DealResponse"]);
step = 2;
// Collect extra details
var detailsResponse = cardcomManager.GetTransactionDetails(transaction.Code);
step = 3;
transaction.StatusCodeDetails = Convert.ToInt32(detailsResponse.Details["ResponseCode"]);
transaction.RawDetails = detailsResponse.Raw;
if (Convert.ToInt32(detailsResponse.Details["ResponseCode"]) != 0)
{
throw new Exception($"Error while trying to get details. status-code {detailsResponse.Details["ResponseCode"]} ({transaction.Code})");
}
step = 4;
transaction.Token = detailsResponse.Details["Token"] ?? "";
transaction.TokenExpiry = detailsResponse.Details["TokenExDate"] ?? "";
transaction.TokenApprovalNumber = detailsResponse.Details["TokenApprovalNumber"] ?? "";
transaction.CardOwnerId = detailsResponse.Details["CardOwnerID"] ?? "";
// fix format > MM (e.g: 7 to 07)
var CardValidityMonth = detailsResponse.Details["CardValidityMonth"] ?? "";
if (CardValidityMonth.Length == 1)
{
CardValidityMonth = $"0{CardValidityMonth}";
}
transaction.CardExpiry = $"{detailsResponse.Details["CardValidityYear"] ?? ""}{CardValidityMonth}";
transaction.CardSuffix = detailsResponse.Details["ExtShvaParams.CardNumber5"] ?? "";
transaction.NumOfPayments = Convert.ToInt32(detailsResponse.Details["NumOfPayments"] ?? "1");
step = 5;
// Collect custom details
// returnValue: PRICE|PACKAGE|USER_ID|COUPON (e.g: 39.90|3|1|98F41F8F-6F6C-4A0A-A7D4-D719A41A6BD7)
var returnValue = detailsResponse.Details["ReturnValue"].Trim();
var returnValueSlices = returnValue.Split('|');
transaction.Price = Convert.ToSingle(returnValueSlices[0]);
transaction.PackageId = Convert.ToInt32(returnValueSlices[1]);
transaction.SubscriptionId = Convert.ToInt32(returnValueSlices[2]);
var coupon = await couponsBLL.Find(returnValueSlices[3]);
transaction.Coupon = coupon == null ? "" : coupon.Code.ToString();
step = 6;
// load package
var packageDetails = PackagesSingleton.Instance.GetPackage(transaction.PackageId);
step = 7;
// load subscription
var subscription = await subscriptionsBLL.Get(transaction.SubscriptionId);
step = 8;
/*
* we have two states to handle:
* 1. free week -> no charge + recurring-charge with a 1 week delay
* 2. coupon -> immediate charge + recurring-charge with a week/month delay (depending on the acquired package)
*/
var isFreeWeek = coupon == null;
/// isFreeWeek = false; // disabled
if (isFreeWeek)
{
transaction.Price = 0;
}
else
{
// actual charge using generated TOKEN
var responseCharge = cardcomManager.ChargeWithToken(
transaction.Token,
transaction.CardExpiry,
transaction.CardOwnerId,
new List <CardcomIFrameSourceItem> {
new CardcomIFrameSourceItem {
Description = $"#{packageDetails.Id} {packageDetails.Name}",
Price = transaction.Price,
Quantity = 1
}
},
returnValue,
transaction.NumOfPayments,
InvoiceDetails: new CardcomInvoiceDetails
{
CustomerId = subscription.Details.Id.ToString(),
CustomerName = subscription.Details.FirstName,
Email = subscription.Details.Email,
SendEmail = true
}
);
step = 9;
transaction.StatusCodeChargeToken = Convert.ToInt32(responseCharge.Details["ResponseCode"]);
transaction.RawChargeToken = responseCharge.Raw;
if (Convert.ToInt32(responseCharge.Details["ResponseCode"]) != 0)
{
throw new Exception($"Error while trying to charge with token {transaction.Token}. status-code {responseCharge.Details["ResponseCode"]} ({transaction.Code})");
}
step = 10;
transaction.CardStatusCode = 0; // update the card status code
// add invoice details
transaction.InvoiceStatusCode = Convert.ToInt32(responseCharge.Details["InvoiceResponse.ResponseCode"]);
transaction.InvoiceNumber = responseCharge.Details["InvoiceResponse.InvoiceNumber"] ?? "";
transaction.InvoiceType = Convert.ToInt32(responseCharge.Details["InvoiceResponse.InvoiceType"] ?? "0");
}
step = 11;
if (transaction.StatusCode != 0)
{
var success1 = await subscriptionsBLL.SaveRegistrationStep(transaction.SubscriptionId, "TransactionFailed");
if (!success1)
{
LoggerSingleton.Instance.Info("Cardcom", $"SaveRegistrationStep Failed For User #{transaction.SubscriptionId}");
}
throw new Exception($"transaction code error. status-code {transaction.StatusCode} ({transaction.Code})");
}
step = 12;
// Update Coupon Capacity
if (!string.IsNullOrEmpty(transaction.Coupon))
{
var successCapacity = await couponsBLL.IncreaseCapacityInUse(Guid.Parse(transaction.Coupon));
if (!successCapacity)
{
LoggerSingleton.Instance.Info("Cardcom", "IncreaseCapacity Failed", new List <string> {
$"#{transaction.SubscriptionId}",
transaction.Coupon
});
}
}
step = 13;
// calculate the valid-until, the Recurring Payments Start Date and the corresponding interval id
DateTime?validUntil = packageDetails.ValidUntil;
var timeIntervalId = packageDetails.CardcomIntervalId;
step = 14;
if (isFreeWeek)
{
validUntil = DateTime.Now.AddDays(7);
}
step = 15;
// update ValidUntil
var successValidUntil = await subscriptionsBLL.SaveValidUntil(transaction.SubscriptionId, validUntil);
if (!successValidUntil)
{
LoggerSingleton.Instance.Info("Cardcom", "SaveValidUntil Failed", new List <string> {
$"#{transaction.SubscriptionId}",
});
}
step = 16;
var chargeDetails = new Entities.ChargeDetails
{
SubscriptionId = transaction.SubscriptionId,
Token = transaction.Token,
IsAutoRenewal = packageDetails.IsReccuringPayment,
CardSuffix = transaction.CardSuffix,
CardExpiry = transaction.CardExpiry,
CardOwnerId = transaction.CardOwnerId,
Code = transaction.Code
};
// save charge details for this subscription
var successChargeDetails = await subscriptionsBLL.SaveChargeDetails(chargeDetails);
if (!successChargeDetails)
{
LoggerSingleton.Instance.Info("Cardcom", "SaveChargeDetails Failed", new List <string> {
$"#{chargeDetails.SubscriptionId}",
chargeDetails.Token
});
}
step = 17;
// add a transaction
var transactionId = await transactionsBLL.Save(transaction);
if (transactionId <= 0)
{
throw new Exception($"Error while trying to save an incoming transaction ({transaction.Code})");
}
transaction.RowId = transactionId;
step = 18;
// set recurring-charge
if (packageDetails.IsReccuringPayment)
{
step = 19;
var responseRecurringCharge = cardcomManager.SetRecurringCharge(
chargeDetails.Code,
"My Morning Love",
validUntil.Value,
timeIntervalId,
new List <CardcomIFrameSourceItem> {
new CardcomIFrameSourceItem {
Description = packageDetails.Name,
Price = packageDetails.Price,
Quantity = 1
}
},
returnValue,
new CardcomInvoiceDetails
{
CustomerId = subscription.Details.Id.ToString(),
CustomerName = subscription.Details.FullName,
Email = subscription.Details.Email,
SendEmail = true
}
);
step = 20;
transaction.StatusCodeRecurringCharge = Convert.ToInt32(responseRecurringCharge.Details["ResponseCode"]);
transaction.RawRecurringCharge = responseRecurringCharge.Raw;
if (responseRecurringCharge.Details["ResponseCode"] != "0")
{
await subscriptionsBLL.SaveAutoRenewal(transaction.SubscriptionId, false); // recurring charge has failed > mark user as AutoRenewal false
throw new Exception($"Error while trying to set Recurring Charge. status-code {responseRecurringCharge.Details["ResponseCode"]} ({transaction.Code})");
}
step = 20;
chargeDetails.RecurringId = Convert.ToInt32(responseRecurringCharge.Details["Recurring0.RecurringId"]);
successChargeDetails = await subscriptionsBLL.SaveChargeDetails(chargeDetails);
if (!successChargeDetails)
{
LoggerSingleton.Instance.Info("Cardcom", "SaveChargeDetails (with RecurringId) Failed", new List <string> {
$"#{chargeDetails.SubscriptionId}",
chargeDetails.Token,
responseRecurringCharge.Details["Recurring0.RecurringId"]
});
}
}
step = 21;
httpResult = "OK";
}
catch (Exception ex)
{
isTransactionFailed = true;
ex.Data.Add("step", step);
ex.Data.Add("Method", "ProcessCardcomTransaction");
LoggerSingleton.Instance.Error("Cardcom", ex);
httpResult = ex.Message;
}
step = 22;
// [step-2: update transaction]
try
{
// Create Transaction Row
var transactionId = await transactionsBLL.Save(transaction);
if (transactionId <= 0)
{
throw new Exception($"Error while trying to save an incoming transaction ({transaction.Code})");
}
transaction.RowId = transactionId;
}
catch (Exception ex)
{
isTransactionFailed = true;
ex.Data.Add("step", step);
ex.Data.Add("Method", "ProcessCardcomTransaction");
LoggerSingleton.Instance.Error("Cardcom", ex);
httpResult = ex.Message;
}
step = 23;
// [step-3: mark registration state]
try
{
var success = await subscriptionsBLL.SaveRegistrationStep(transaction.SubscriptionId, isTransactionFailed? "TransactionFailed" : "Completed");
if (!success)
{
LoggerSingleton.Instance.Info("Cardcom", $"SaveRegistrationStep Failed For User #{transaction.SubscriptionId}");
}
}
catch (Exception ex)
{
ex.Data.Add("step", step);
ex.Data.Add("Method", "ProcessCardcomTransaction");
LoggerSingleton.Instance.Error("Cardcom", ex);
httpResult = ex.Message;
}
Response.StatusCode = httpResult == "OK" ? (int)HttpStatusCode.OK : (int)HttpStatusCode.InternalServerError;
return(httpResult);
///return new HttpStatusCodeResult(HttpStatusCode.OK, "OK");
/// return httpStatusCodeResult;
}