public Enums.PaymentFlow DetermineWinner(PlayerHand playerHand, IDealer dealer)
{
var dealerHandValue = dealer.GetDealerHandValue();
var isDealerHandBlackjack = dealer.IsHandBlackjack();
if ((playerHand.IsBlackJack && isDealerHandBlackjack) ||
(playerHand.HandTotal == dealerHandValue && !playerHand.IsBlackJack && isDealerHandBlackjack) ||
(playerHand.HandTotal > 21 && dealerHandValue > 21))
{
return Enums.PaymentFlow.Push;
}
if (playerHand.IsBlackJack)
{
return Enums.PaymentFlow.PayBlackjack;
}
if (playerHand.HandTotal > 21 ||
(playerHand.HandTotal < dealerHandValue && dealerHandValue <= 21) ||
isDealerHandBlackjack)
{
return Enums.PaymentFlow.PayDealer;
}
return Enums.PaymentFlow.PayPlayer;
}