public async Task <ActionResult <CouponDto> > GetCouponByCodeAsync(string code)
{
_logger.LogInformation("----- Get coupon {CouponCode}", code);
var result = _exceptionTrigger.Process(code);
if (result.shouldFire)
{
throw new Exception($"Exception code received: {code}");
}
if (result.configured)
{
return(NotFound($"CONFIG: {result.message}"));
}
var coupon = await _couponRepository.FindCouponByCodeAsync(code);
if (coupon is null || coupon.Consumed)
{
return(NotFound(coupon == null ? "ERROR: The coupon doesn't exist" : "ERROR: The coupon has been redeemed already"));
}
var couponDto = _mapper.Translate(coupon);
return(Ok(couponDto));
}
public async Task <ActionResult <CouponDto> > GetCouponByCodeAsync(string code)
{
var coupon = await _couponRepository.FindCouponByCodeAsync(code);
if (coupon is null || coupon.Consumed)
{
return(NotFound());
}
var couponDto = _mapper.Translate(coupon);
return(couponDto);
}
private async Task <IntegrationEvent> ProcessIntegrationEventAsync(OrderStatusChangedToAwaitingCouponValidationIntegrationEvent integrationEvent)
{
var coupon = await _couponRepository.FindCouponByCodeAsync(integrationEvent.Code);
Log.Information("----- Coupon \"{CouponCode}\": {@Coupon}", integrationEvent.Code, coupon);
if (coupon == null || coupon.Consumed)
{
return(new OrderCouponRejectedIntegrationEvent(integrationEvent.OrderId, coupon.Code));
}
Log.Information("Consumed coupon: {DiscountCode}", integrationEvent.Code);
await _couponRepository.UpdateCouponConsumedByCodeAsync(integrationEvent.Code, integrationEvent.OrderId);
return(new OrderCouponConfirmedIntegrationEvent(integrationEvent.OrderId, coupon.Discount));
}
