public async Task <GetOffersAvailabilityResponse> GetOffersAvailability(
GetOffersAvailabilityRequest request, CallContext context = default)
{
if (request.OfferIds == null || !request.OfferIds.Any())
{
return new GetOffersAvailabilityResponse {
OfferAvailabilities = new List <OfferAvailability>()
}
}
;
var offers = await _offerRepository.GetMultipleWithIds(request.OfferIds);
if (offers == null || offers.Count == 0)
{
return new GetOffersAvailabilityResponse {
OfferAvailabilities = new List <OfferAvailability>()
}
}
;
var offerAvailabilities = new List <OfferAvailability>();
foreach (var offerId in request.OfferIds)
{
var offer = offers.FirstOrDefault(x => x.Id == offerId);
offerAvailabilities.Add(new OfferAvailability
{
OfferId = offerId,
Availability = GetAvailability(offer)
});
}
return(new GetOffersAvailabilityResponse
{
OfferAvailabilities = offerAvailabilities
});
}
public async Task <Guid> Handle(FinalizeCartCommand request, CancellationToken cancellationToken)
{
var userId = _httpContext.User.Claims.ToTokenPayload().UserClaims.Id;
var cart = await _cartRepository.GetOrCreateByUserIdAsync(userId);
if (cart.IsEmpty)
{
throw new CartsDomainException($"Cart {cart.Id} cannot be finalized because it's empty");
}
var offersServiceClient = _offersServiceClientFactory.Create(_endpointsConfig.Offers.Grpc.ToString());
var offerIds = cart.CartItems.Select(x => x.OfferId).ToList();
var getOffersAvailabilityRequest = new GetOffersAvailabilityRequest {
OfferIds = offerIds
};
var getOffersAvailabilityResponse = await offersServiceClient.GetOffersAvailability(getOffersAvailabilityRequest);
var notActiveOffers = getOffersAvailabilityResponse.OfferAvailabilities.Where(x => x.Availability != Availability.Active).ToList();
if (notActiveOffers.Any())
{
foreach (var offer in notActiveOffers.Where(x => x.Availability == Availability.NotActive))
{
await _eventBus.PublishAsync(new OfferBecameUnavailableIntegrationEvent
{
OfferId = offer.OfferId
});
_logger.LogWithProps(LogLevel.Error,
$"Published {nameof(OfferBecameUnavailableIntegrationEvent)} integration event",
"CartId".ToKvp(cart.Id),
"OfferId".ToKvp(offer.OfferId));
}
var notExistingOffers = notActiveOffers.Where(x => x.Availability == Availability.DoesNotExist).ToList();
if (notExistingOffers.Any())
{
foreach (var notExistingOffer in notExistingOffers)
{
_cartItemRepository.RemoveWithOfferId(notExistingOffer.OfferId);
}
await _cartItemRepository.UnitOfWork.SaveChangesAndDispatchDomainEventsAsync(cancellationToken);
_logger.LogWithProps(LogLevel.Error,
$"Removed not existing offers from cart",
"CartId".ToKvp(cart.Id),
"OffersIds".ToKvp(string.Join(",", notExistingOffers.Select(x => x.OfferId))));
}
throw new CartsDomainException("At least offer is not active");
}
var ordersServiceClient = _ordersServiceClientFactory.Create(_endpointsConfig.Orders.Grpc.ToString());
var createOrderRequest = PrepareCreateOrderRequest(cart);
var createOrderResponse = await ordersServiceClient.CreateOrder(createOrderRequest);
_logger.LogWithProps(LogLevel.Debug, "Order created from cart",
"OrderId".ToKvp(createOrderResponse.OrderId),
"CartId".ToKvp(cart.Id));
_cartRepository.Remove(cart);
await _cartRepository.UnitOfWork.SaveChangesAndDispatchDomainEventsAsync(cancellationToken);
_logger.LogWithProps(LogLevel.Debug, "Removed cart", "CartId".ToKvp(cart.Id));
return(createOrderResponse.OrderId);
}
