public AuctionViewModel PlaceBid(string username, AuctionViewModel auctionViewModel)
{
if (UserSameAsSeller(username, auctionViewModel))
{
throw new InvalidOperationException("Users are not allowed to bid for their own auctions");
}
if (BidAmountIsLessThanMinAmount(auctionViewModel))
{
throw new ArgumentException("Bid must not be less than minimum amount for auction item");
}
var user = GetUser(username);
if (user == null)
{
throw new ArgumentException($"User {username} doesn't exist");
}
var seller = GetUser(auctionViewModel.Seller);
if (seller == null)
{
throw new ArgumentException($"User {auctionViewModel.Seller} doesn't exist");
}
return(_auctionRepository.PlaceBid(user, auctionViewModel.ToAuction(seller), float.Parse(auctionViewModel.BidAmount)).ToAuctionViewModel());
}
public AuctionViewModel CloseAuction(AuctionViewModel auctionViewModel)
{
var user = GetUser(auctionViewModel.Seller);
if (user == null)
{
throw new ArgumentException($"User {auctionViewModel.Seller} doesn't exist");
}
return(_auctionRepository.CloseAuction(auctionViewModel.ToAuction(user)).ToAuctionViewModel());
}
public AuctionViewModel CreateAuction(AuctionViewModel auctionViewModel)
{
if (auctionViewModel == null)
{
throw new ArgumentNullException($"AuctionItemViewModel must be provided");
}
var user = GetUser(auctionViewModel.Seller);
if (user == null)
{
throw new ArgumentException($"User {auctionViewModel.Seller} doesn't exist");
}
var auction = _auctionRepository.CreateAuction(auctionViewModel.ToAuction(user));
_auditRepository.CreateRecord(auctionViewModel.Seller, auction.AuctionId.ToString(), "Auction created");
return(auction.ToAuctionViewModel());
}