public async Task <bool> ProcessTransaction(CardDetail cardDetail, PaymentState paymentStatus)
{
premiumTried = 0;
_paymentStatus = paymentStatus;
try
{
bool states;
if (CardVerification(cardDetail))
{
switch (cardDetail.Amount)
{
case <= 20:
states = await CheapTransaction(cardDetail);
break;
case > 20 and <= 500:
states = await ExpensiveTransaction(cardDetail);
break;
default:
states = await PremiumTransaction(cardDetail);
break;
}
_paymentStatus.StateEnum = states ? PaymentStateEnum.Processed : PaymentStateEnum.Failed;
_context.PaymentState.Update(_paymentStatus);
await _context.SaveChangesAsync();
}
else
{
throw new Exception();
}
return(states);
}
catch (Exception e)
{
_paymentStatus.StateEnum = PaymentStateEnum.Failed;
_context.PaymentState.Update(_paymentStatus);
_context.SaveChangesAsync();
Console.WriteLine(e);
return(false);
}
}
public async Task <ActionResult <bool> > ProcessPayment(CardDetail cardDetail)
{
try
{
if (cardDetail == null)
{
throw new Exception();
}
var paymentStatus = new PaymentState();
paymentStatus.StateEnum = PaymentStateEnum.Pending;
_context.PaymentState.Add(paymentStatus);
await _context.SaveChangesAsync();
var isProcessed = await _paymentGatewayRepo.ProcessTransaction(cardDetail, paymentStatus);
if (isProcessed)
{
return(Ok("Payment is processed"));
}
return(BadRequest(new
{
message = "The request is invalid"
}));
}
catch (Exception e)
{
return(StatusCode(500, new
{
error = e.Message,
message = "Lost connection to payment platform, Please try back later"
}));
}
}
public void ProcessPaymentWhenInit(CardDetail cardDetail) //[ValueSource("CCVerificationTestData")]
{
var paymentStatus = new PaymentState();
paymentStatus.StateEnum = PaymentStateEnum.Pending;
_context.SaveChangesAsync();
var process = new PaymentGatwayRepo(_context).ProcessTransaction(cardDetail, paymentStatus).Result;
if (process)
{
paymentStatus.StateEnum = PaymentStateEnum.Processed;
}
else
{
paymentStatus.StateEnum = PaymentStateEnum.Failed;
}
_context.SaveChangesAsync();
Assert.IsTrue(process, "Transaction Failed");
}