public void BuyItem(Auctions auction, Guid userId)
{
var ac = (from a in db.Auctions where a.Id == auction.Id select a).DefaultIfEmpty(null).FirstOrDefault();
if (ac == null)
{
return;
}
if (!ac.Finalized && auction.EndDate > DateTime.Now && ac.ItemsNumber > 0 && userId != ac.OwnerId)
{
ac.ItemsNumber--;
Buyed b = new Buyed()
{
AuctionId = ac.Id, Date = DateTime.Now, UserId = userId, ItemsNum = 1
};
db.Buyed.Add(b);
if (ac.ItemsNumber == 0)
{
AuctionsRepository aucitonsRepo = new AuctionsRepository(db);
aucitonsRepo.CloseAuction(ac);
}
else
{
db.SaveChanges();
}
}
db.SaveChanges();
}
public void Add(Guid userId, int auctionId)
{
if (!db.Observers.Any(o => o.ObserverId == userId && o.AuctionId == auctionId))
{
db.Observers.Add(new Observers {
AuctionId = auctionId, ObserverId = userId
});
db.SaveChanges();
}
}
public void Add(Guid userId, int auctionId, decimal price)
{
if (price > GetBestOffer(auctionId))
{
db.Bidders.Add(new Bidders {
AuctionId = auctionId, BidderId = userId, Price = price, BidDate = DateTime.Now
});
db.SaveChanges();
}
}
public void CloseAuction(Auctions auction)
{
auction.Finalized = true;
auction.EndDate = DateTime.Now;
db.SaveChanges();
}
public void Add(Images img)
{
db.Images.Add(img);
db.SaveChanges();
}