public async Task <PaymentResult> SendPayment(Contract.Payment payment)
{
var content = new StringContent(
JsonConvert.SerializeObject(payment),
Encoding.UTF8,
"application/json");
using var client = _httpClientFactory.CreateClient();
HttpResponseMessage response;
try
{
_logger.Log(LogLevel.Debug, $"Sending POST to {_uri}");
response = await client.PostAsync(_uri, content);
}
catch (Exception e)
{
_logger.Log(LogLevel.Error, "Failed to communicate with acquiring bank", e);
throw;
}
if (response.StatusCode != HttpStatusCode.OK)
{
_logger.Log(LogLevel.Error, "Acquiring bank responded with unexpected status code", response);
return(null);
}
var jsonContent = await response.Content.ReadAsStringAsync();
var result = JsonConvert.DeserializeObject <PaymentResult>(jsonContent);
return(result);
}
private Database.PaymentDetails CreatePaymentDetails(Contract.Payment payment, PaymentResult result)
{
var paymentDetails = _mapper.Map <Database.PaymentDetails>(payment);
paymentDetails.PaymentId = result?.PaymentId;
paymentDetails.PaymentStatus = result?.PaymentStatus;
paymentDetails.MaskedCardNumber = _cardNumberMaskingService.MaskCardNumber(payment.CardNumber);
paymentDetails.TimeStamp = DateTime.UtcNow;
return(paymentDetails);
}
public async Task <PaymentResult> ProcessNewPayment(Contract.Payment payment)
{
var result = await _paymentApiClient.SendPayment(payment);
var paymentDetails = CreatePaymentDetails(payment, result);
await _paymentRepository.SavePayment(paymentDetails);
return(result);
}
public async Task <ActionResult <PaymentResult> > ProcessPayment(Contract.Payment payment)
{
_logger.Log(LogLevel.Debug, "Incoming POST request");
var result = await _paymentProcessor.ProcessNewPayment(payment);
if (result == null)
{
return(StatusCode(StatusCodes.Status500InternalServerError));
}
return(result);
}
public void Setup()
{
_apiClient = new Mock <IPaymentApiClient>();
_repository = new Mock <IPaymentRepository>();
_cardNumberMaskingService = new Mock <ICardNumberMaskingService>();
_mapper = new Mock <IMapper>();
_paymentProcessor = new PaymentProcessor(_apiClient.Object, _repository.Object, _mapper.Object, _cardNumberMaskingService.Object, new Mock <ILogger <PaymentProcessor> >().Object);
_newPayment = new Contract.Payment();
_paymentResult = new PaymentResult();
_apiClient.Setup(c => c.SendPayment(_newPayment)).ReturnsAsync(_paymentResult);
_mappedPayment = new PaymentDetails();
_mapper.Setup(m => m.Map <PaymentDetails>(_newPayment)).Returns(_mappedPayment);
_maskedCardNumber = "1234********1234";
_cardNumberMaskingService.Setup(s => s.MaskCardNumber(_newPayment.CardNumber)).Returns(_maskedCardNumber);
}
