public Result ProcessPayment(ProcessPaymentView payment)
{
try
{
if (Validations.IsValidateExpiryDate(payment.ExpirationDate)) //Pass MM/yyyy
{
if (Validations.IsValidateCvv(payment.SecurityCode)) //CVV
{
if (Validations.ValidateCreditCard(payment.CreditCardNumber)) //check card number is valid
{
ProcessPayment process = new ProcessPayment();
process.Amount = payment.Amount;
process.CardHolder = payment.CardHolder;
process.CreditCardNumber = payment.CreditCardNumber;
process.SecurityCode = payment.SecurityCode;
process.ExpirationDate = payment.ExpirationDate;
process.CreatedDate = DateTime.UtcNow;
if (payment.Amount < 20) // If the amount to be paid is less than £20, use ICheapPaymentGateway
{
var save = CheapPayment.CheapPaymentProcess(process);
if (save.Status == DBHepler.Core.Enums.ResultStatus.OK)
{
PaymentLogs paymentLogs = new PaymentLogs();
paymentLogs.ActionID = process.PaymentID;
paymentLogs.Action = "Save CheapPaymentProcess";
paymentLogs.CreatedDate = DateTime.UtcNow;
paymentLogs.PaymentMethod = save.Message;
paymentLogs.Desc = "CheapPaymentProcess Process successfully";
var log = CheapPayment.SaveProcessLogs(paymentLogs);
PaymentState state = new PaymentState();
state.NumberOfAttempt = 1;
state.PaymentID = process.PaymentID;
state.PaymentStates = DBHepler.Core.Enums.PaymentStatus.processed;
var states = CheapPayment.SaveProcessState(state, process.CreditCardNumber);
if (log.Status == DBHepler.Core.Enums.ResultStatus.OK && states.Status == DBHepler.Core.Enums.ResultStatus.OK)
{
return(new Result()
{
Data = "Payment is processed",
Message = "OK",
Status = DBHepler.Core.Enums.ResultStatus.OK
});
}
}
}
else if (payment.Amount > 20 && payment.Amount < 500) //If the amount to be paid is £21 - 500, use IExpensivePaymentGateway if available.Otherwise, retry only once with ICheapPaymentGateway.
{
var saveexpensive = CheapPayment.ExpensivePaymentProcess(process);
if (saveexpensive.Status == DBHepler.Core.Enums.ResultStatus.OK)
{
PaymentLogs paymentLogs = new PaymentLogs();
paymentLogs.ActionID = process.PaymentID;
paymentLogs.Action = "Save ExpensivePaymentProcess";
paymentLogs.CreatedDate = DateTime.UtcNow;
paymentLogs.PaymentMethod = saveexpensive.Message;
paymentLogs.Desc = "ExpensivePaymentProcess Process successfully";
var log = CheapPayment.SaveProcessLogs(paymentLogs);
PaymentState state = new PaymentState();
state.NumberOfAttempt = 1;
state.PaymentID = process.PaymentID;
state.PaymentStates = DBHepler.Core.Enums.PaymentStatus.processed;
var states = CheapPayment.SaveProcessState(state, process.CreditCardNumber);
if (log.Status == DBHepler.Core.Enums.ResultStatus.OK && states.Status == DBHepler.Core.Enums.ResultStatus.OK)
{
return(new Result()
{
Data = "Payment is processed",
Message = "OK",
Status = DBHepler.Core.Enums.ResultStatus.OK
});
}
}
else
{
var savecheap = CheapPayment.CheapPaymentProcess(process);
if (savecheap.Status == DBHepler.Core.Enums.ResultStatus.OK)
{
PaymentLogs paymentLogs = new PaymentLogs();
paymentLogs.ActionID = process.PaymentID;
paymentLogs.Action = "Save CheapPaymentProcess";
paymentLogs.CreatedDate = DateTime.UtcNow;
paymentLogs.PaymentMethod = savecheap.Message;
paymentLogs.Desc = "CheapPaymentProcess Process successfully";
var log = CheapPayment.SaveProcessLogs(paymentLogs);
PaymentState state = new PaymentState();
state.NumberOfAttempt = 1;
state.PaymentID = process.PaymentID;
state.PaymentStates = DBHepler.Core.Enums.PaymentStatus.processed;
var states = CheapPayment.SaveProcessState(state, process.CreditCardNumber);
if (log.Status == DBHepler.Core.Enums.ResultStatus.OK && states.Status == DBHepler.Core.Enums.ResultStatus.OK)
{
return(new Result()
{
Data = "Payment is processed",
Message = "OK",
Status = DBHepler.Core.Enums.ResultStatus.OK
});
}
}
}
}
else // If the amount is > £500, try only PremiumPaymentService and retry up to 3 times in case payment does not get processed
{
TryThree:
var State = CheapPayment.GetState(DBHepler.Core.Enums.PaymentStatus.failed, process.CreditCardNumber);
var SavePremium = CheapPayment.PremiumPaymentService(process);
if (State.Data < 4 && SavePremium.Status == DBHepler.Core.Enums.ResultStatus.OK)
{
PaymentLogs paymentLogs = new PaymentLogs();
paymentLogs.ActionID = process.PaymentID;
paymentLogs.Action = "Save PremiumPaymentService";
paymentLogs.CreatedDate = DateTime.UtcNow;
paymentLogs.PaymentMethod = SavePremium.Message;
paymentLogs.Desc = "PremiumPaymentService Process successfully";
var log = CheapPayment.SaveProcessLogs(paymentLogs);
PaymentState state = new PaymentState();
state.NumberOfAttempt = 1;
state.PaymentID = process.PaymentID;
state.PaymentStates = DBHepler.Core.Enums.PaymentStatus.processed;
var states = CheapPayment.SaveProcessState(state, process.CreditCardNumber);
if (log.Status == DBHepler.Core.Enums.ResultStatus.OK && states.Status == DBHepler.Core.Enums.ResultStatus.OK)
{
return(new Result()
{
Data = "Payment is processed",
Message = "OK",
Status = DBHepler.Core.Enums.ResultStatus.OK
});
}
}
else
{
if (State.Data > 3)
{
return(new Result()
{
Data = null,
Message = "- The request should be validated before processed.",//- The request should be validated before processed.
Status = DBHepler.Core.Enums.ResultStatus.Warning
});
}
PaymentLogs paymentLogs = new PaymentLogs();
paymentLogs.ActionID = process.PaymentID;
paymentLogs.Action = "Save PremiumPaymentService";
paymentLogs.CreatedDate = DateTime.UtcNow;
paymentLogs.PaymentMethod = SavePremium.Message;
paymentLogs.Desc = "PremiumPaymentService Process successfully";
var log = CheapPayment.SaveProcessLogs(paymentLogs);
PaymentState state = new PaymentState();
state.NumberOfAttempt = 1;
state.PaymentID = process.PaymentID;
state.PaymentStates = DBHepler.Core.Enums.PaymentStatus.failed;
var states = CheapPayment.SaveProcessState(state, process.CreditCardNumber);
if (log.Status == DBHepler.Core.Enums.ResultStatus.OK && states.Status == DBHepler.Core.Enums.ResultStatus.OK)
{
goto TryThree;
}
}
}
return(new Result()
{
Data = null,
Message = "Your credit card number is invalid",
Status = DBHepler.Core.Enums.ResultStatus.Warning
});
}
else
{
return(new Result()
{
Data = null,
Message = "Your credit card number is invalid",
Status = DBHepler.Core.Enums.ResultStatus.Warning
});
}
}
else
{
return(new Result()
{
Data = null,
Message = "Your CVV is invalid",
Status = DBHepler.Core.Enums.ResultStatus.Warning
});
}
}
else
{
return(new Result()
{
Data = null,
Message = "Your credit card has been expired",
Status = DBHepler.Core.Enums.ResultStatus.Warning
});
}
}
catch (Exception ex)
{
return(new Result()
{
Data = null,
Message = "Internal Server Error",
Status = DBHepler.Core.Enums.ResultStatus.InternalServerError
});
}
}
