public CardLibraryDeckAssignment(CardLibraryItem cardLibraryEntry)
{
Assert.NotNull(cardLibraryEntry, nameof(cardLibraryEntry));
this.CardLibraryEntry = cardLibraryEntry;
this.ExecutedAssignments = 0;
}
public void RemoveCardFromLibrary(CardLibraryItem card, NpgsqlTransaction transaction = null)
{
if (card.Quantity > 1)
{
DecrementQuantity(card.Card_ID, card.User_ID, transaction);
--card.Quantity;
}
else
{
DeleteCard(card.Card_ID, card.User_ID, transaction);
}
}
public void AcceptTrade(Guid tradeID, Guid tradeOfferID, RequestContext requestContext)
{
using (NpgsqlConnection connection = database.CreateAndOpenConnection())
using (NpgsqlTransaction transaction = connection.BeginTransaction())
{
UserSession session = CookieAuthenticationModule.GetUserSessionFromRequest(requestContext, transaction);
Trade trade = tradeRepository.GetTrade(tradeID, transaction);
TradeOffer offer = tradeRepository.GetTradeOffer(tradeOfferID, transaction);
if (trade == null)
{
throw new NotFoundException($"Trade with ID:{trade} could not be found.");
}
if (offer == null)
{
throw new NotFoundException($"TradeOffer with ID:{tradeOfferID} could not be found.");
}
if (trade.User_ID != session.UserID)
{
throw new InvalidAcceptorException($"Cannot Accept Trade with ID: {trade.Trade_ID}. Invalid User.");
}
ValidateCardForTrade(trade.Card_ID, trade.User_ID, transaction);
ValidateCardForTrade(offer.Card_ID, offer.User_ID, transaction);
cardLibraryRepository.AddCardToLibrary(trade.Card_ID, offer.User_ID, transaction);
CardLibraryItem tradeItem = cardLibraryRepository.GetCardLibraryItem(trade.Card_ID, trade.User_ID, transaction);
cardLibraryRepository.RemoveCardFromLibrary(tradeItem, transaction);
cardLibraryRepository.AddCardToLibrary(offer.Card_ID, trade.User_ID, transaction);
CardLibraryItem offerItem = cardLibraryRepository.GetCardLibraryItem(offer.Card_ID, offer.User_ID, transaction);
cardLibraryRepository.RemoveCardFromLibrary(offerItem, transaction);
tradeRepository.DeleteTradeOffer(tradeOfferID, transaction);
tradeRepository.DeleteTrade(tradeID, transaction);
transaction.Commit();
}
}
