protected override Task <RequestStatus> HandleCommand(BuyNowCommand request, CancellationToken cancellationToken)
{
var user = _userRepository.FindUser(request.SignedInUser);
if (user == null)
{
_logger.LogError("BuyNowCommandHandler cannot find user {@user}", request.SignedInUser);
throw new CommandException($"Cannot find user: {user.UserIdentity}");
}
var auction = _auctionRepository.FindAuction(request.AuctionId);
if (auction == null)
{
throw new CommandException($"Invalid auction id: {request.AuctionId}");
}
var buyNowService = new BuyNowService(_userRepository);
var generatedEvents = buyNowService.BuyNow(auction, user);
generatedEvents.AddRange(auction.PendingEvents);
generatedEvents.AddRange(user.PendingEvents);
_auctionRepository.UpdateAuction(auction);
_userRepository.UpdateUser(user);
_eventBusService.Publish(generatedEvents, request.CommandContext.CorrelationId, request);
return(Task.FromResult(RequestStatus.CreateFromCommandContext(request.CommandContext, Status.PENDING)));
}
public void SetUp()
{
auction = AuctionTestUtils.CreateAuction();
for (int i = 0; i < users.Length; i++)
{
users[i] = AuctionTestUtils.CreateUser();
}
var mockRepo = new Mock <IUserRepository>();
mockRepo.Setup(r => r.FindUser(It.IsAny <UserIdentity>())).Returns <UserIdentity>(identity =>
{
return(auction.Bids.Where(bid => bid.UserIdentity.UserId.Equals(identity.UserId))
.Select(bid => bid.UserIdentity)
.Select(userIdentity =>
users.First(user => user.UserIdentity.UserId.Equals(userIdentity.UserId)))
.FirstOrDefault());
});
service = new BuyNowService(mockRepo.Object);
}
