public async Task <Result> Handle(CreatePaymentCommand request, CancellationToken cancellationToken)
{
// Check if currency is supported for given merchant
var isCurrencySupported = await _merchantQuery.IsCurrencySupported(request.MerchantId, request.Currency);
if (!isCurrencySupported)
{
return(Result.Fail(ExternalErrorReason.CurrencyNotSupported));
}
// Check if card if valid
var isCardValid = await _cardQuery.IsCardValid(request.CardToken, request.Cvv);
if (!isCardValid)
{
return(Result.Fail <string>(ExternalErrorReason.InvalidCard));
}
// Perform risk analysis
if (!string.IsNullOrEmpty(request.OriginIp) && IPAddress.TryParse(request.OriginIp, out IPAddress ipAddress))
{
var riskAnalysisResult = await _riskAnalysisService.GetRiskAnalysis(ipAddress);
if (!riskAnalysisResult.IsSuccess)
{
return(Result.Fail <string>(riskAnalysisResult.Error));
}
}
var payment = new Payment(request.MerchantId, request.Currency, request.Amount, request.Reference, request.OriginIp,
request.Description);
payment.SetCardPaymentSource(request.CardToken, request.Cvv);
if (request.Shipping != null)
{
payment.AddBillingAddress(request.Shipping.AddressLine1, request.Shipping.AddressLine2, request.Shipping.City,
request.Shipping.Zip, request.Shipping.State, request.Shipping.Country);
}
if (request.Recipient != null)
{
payment.SetPaymentRecipient(DateTime.Parse(request.Recipient.DateOfBirth), request.Recipient.AccountNumber, request.Recipient.FirstName,
request.Recipient.LastName, request.Recipient.Zip);
}
payment.SetNotificationsForMerchant(request.SuccessUrl, request.ErrorUrl);
payment.InitiatePayment();
_paymentRepository.Add(payment);
var persistenceResult = await _paymentRepository.UnitOfWork.SaveEntitiesAsync(cancellationToken);
return(persistenceResult.IsSuccess
? Result.Ok(payment.PaymentId)
: Result.Fail <string>(persistenceResult.Error));
}