public async Task <PaymentResponse> GetPaymentResponse(Guid bankResponseId)
{
var payment = await _paymentsRepository.GetItem(x => x.BankResponseId == bankResponseId);
if (payment == null)
{
return(null);
}
return(await GetExistingPaymentResponse(payment.Id));
}
public async Task ReturnPaymentResultOfFirstRequestToDuplicateRequest()
{
//Arrange
var newPaymentDetails = new PaymentRequest
{
Amount = 10,
Currency = "GBP",
PaymentMethod = new PaymentMethod()
{
CardExpiry = "12/22",
CardNumber = "1000200030004000",
Cvv = "000"
}
};
var idempotencyKey = Guid.NewGuid();
await _paymentController.Post(idempotencyKey, newPaymentDetails);
var payment = await _idempotencyRespository.GetItem(x => x.Id == idempotencyKey);
var existingPaymentDetails = await _dbRepository.GetItem(x => x.Id == payment.PaymentId);
var paymentResponse = new PaymentResponse()
{
BankResponseId = existingPaymentDetails.BankResponseId,
Status = existingPaymentDetails.Status
};
//Act
var response = await _paymentController.Post(idempotencyKey, newPaymentDetails);
var result = response as OkObjectResult;
var resultingPaymentId = (PaymentResponse)result?.Value;
//Assert
result.Should().NotBeNull();
result.Value.IsSameOrEqualTo(paymentResponse);
resultingPaymentId.BankResponseId.Should().Be(existingPaymentDetails.BankResponseId);
}
public async Task <PaymentResponse> SubmitPaymentRequest(Guid idempotencyKey, PaymentRequest paymentRequest)
{
var idemKey = await _idempotencyRepository.GetItem(x => x.Id == idempotencyKey);
if (idemKey != null)
{
return(await GetExistingPaymentResponse(idemKey.PaymentId));
}
var paymentId = Guid.NewGuid();
await _idempotencyRepository.AddNewItem(new IdempotencyKey()
{
Id = idempotencyKey,
PaymentId = paymentId
});
//Better done with a Mapper
var payment = new PaymentDetails()
{
Amount = paymentRequest.Amount,
Currency = paymentRequest.Currency,
Id = paymentId,
PaymentMethod = paymentRequest.PaymentMethod
};
//Want to add encryption
await _paymentsRepository.AddNewItem(payment);
var response = await _bankService.InitiatePayment(paymentRequest);
payment.Status = response.Status;
payment.BankResponseId = response.BankResponseId;
await _paymentsRepository.UpdateItem(payment);
return(await GetExistingPaymentResponse(payment.Id));
}