// return true = should doubledown
public virtual bool DetermineDoubleDown(HouseHand dealerHand, Hand playerHand, StatisticsMgr stats)
{
if (stats.WinStreak > 3 ||
!playerHand.IsDoubleDownable)
{
// just don't
return(false);
}
// if the dealer's shown card is not a 10 pt or ace, continue
if (dealerHand.CardShowing.Face == 1 ||
(dealerHand.CardShowing.Face > 9 && stats.TensIndex > 2))
{
return(false);
}
if (playerHand.HasAce && playerHand.SumCards < 14 && stats.TensIndex > 4)
{
return(true);
}
// if the card sum is between 9 and 12
if (playerHand.SumCards < 12 &&
playerHand.SumCards >= 9)
{
if (dealerHand.CardShowing.Face < 9)
{
return(true);
}
}
return(false);
}
// the first hand returned is for the player, the second is for the house
public Tuple <Hand, Hand> DealHands(Hand hand)
{
// use the default if hand is null
if (null == hand)
{
hand = new Hand();
}
DealerHand = new HouseHand();
// get two cards for both hands
hand.AddCardShowing(_shoe[0]);
_shoe.RemoveAt(0);
hand.AddCardShowing(_shoe[0]);
_shoe.RemoveAt(0);
// now create the hand for the house
DealerHand.AddCard(_shoe[0]);
_shoe.RemoveAt(0);
DealerHand.AddCardShowing(_shoe[0]);
_shoe.RemoveAt(0);
if (_shoe.Count < 52)
{
Shuffle();
}
PlayerHand = hand;
PlayerSplitHand = null;
return(new Tuple <Hand, Hand>(hand, DealerHand));
}
// this is logic to determine if the player should split the hand
public virtual bool DetermineSplit(HouseHand dealerHand, Hand playerHand, StatisticsMgr stats)
{
// don't do anything special if it's not likely to work
if (
stats.WinStreak > 4
||
(stats.LosingStreak > 0 && stats.LosingStreak < 3) ||
!playerHand.IsSplittable
)
{
return(false);
}
// split a pair of aces
if (playerHand.SumCards == 2)
{
return(true);
}
// avoid pair of 4s, pair of 5s
if (
// more likely to have 18 or 20 in these cases, so don't split
(
stats.TensIndex < 5 &&
(playerHand.SumCards == 8 || playerHand.SumCards == 10)
)
)
{
return(false);
}
if (Math.Min(dealerHand.CardShowing.Face, (byte)10) >= playerHand.Cards[0].Face)
{
return(false);
}
if (dealerHand.CardShowing.Face == 1)
{
return(false);
}
return(true);
}
