public static PokerScoreOuts CalculateRiver(SixCardHand cards)
{
ISet <int> inside = new HashSet <int>(),
outside = new HashSet <int>();
var withoutPair = cards.RemovePairs();
var handList = new List <int> {
cards.Cards[0].ToInt(), cards.Cards[1].ToInt(), cards.Cards[2].ToInt(), cards.Cards[3].ToInt(), cards.Cards[4].ToInt(), cards.Cards[5].ToInt()
};
if (withoutPair.Count <= 3)
{
return(PokerHelper.CreateRiverOuts(0));
}
if (withoutPair.Count == 4)
{
if (withoutPair[3].Rank == Rank.Ace && withoutPair[2].Rank <= Rank.Five)
{
withoutPair = new List <Card> {
withoutPair[3], withoutPair[0], withoutPair[1], withoutPair[2]
}
}
;
outside = PokerHelper.CountOutsideStraightDraws(handList, withoutPair);
if (outside.Count > 0)
{
return(PokerHelper.CreateTurnOuts(outside.Count * 4, false));
}
inside = PokerHelper.CountInsideStraightDraws(handList, withoutPair);
if (inside.Count > 0)
{
return(PokerHelper.CreateTurnOuts(inside.Count * 4, false));
}
return(PokerHelper.CreateRiverOuts(0));
}
if (withoutPair.Count == 5)
{
if (withoutPair[4].Rank == Rank.Ace && withoutPair[2].Rank <= Rank.Five)
{
var comb = new List <Card> {
withoutPair[4], withoutPair[0], withoutPair[1], withoutPair[2]
};
outside.UnionWith(PokerHelper.CountOutsideStraightDraws(handList, comb));
if (outside.Count > 0)
{
return(PokerHelper.CreateTurnOuts(outside.Count * 4, false));
}
inside.UnionWith(PokerHelper.CountInsideStraightDraws(handList, comb));
if (inside.Count > 0)
{
return(PokerHelper.CreateTurnOuts(inside.Count * 4, false));
}
}
foreach (var comb in PokerEnumerator.GetFourCardsFromFive(withoutPair))
{
outside.UnionWith(PokerHelper.CountOutsideStraightDraws(handList, comb));
inside.UnionWith(PokerHelper.CountInsideStraightDraws(handList, comb));
}
outside.UnionWith(inside);
if (outside.Count > 0)
{
return(PokerHelper.CreateRiverOuts(outside.Count * 4));
}
return(PokerHelper.CreateRiverOuts(0));
}
if (withoutPair.Count == 6)
{
if (withoutPair[5].Rank == Rank.Ace && withoutPair[2].Rank <= Rank.Five)
{
var comb = new List <Card> {
withoutPair[5], withoutPair[0], withoutPair[1], withoutPair[2]
};
outside.UnionWith(PokerHelper.CountOutsideStraightDraws(handList, comb));
inside.UnionWith(PokerHelper.CountInsideStraightDraws(handList, comb));
}
foreach (var comb in PokerEnumerator.GetFourCardsFromSix(withoutPair))
{
outside.UnionWith(PokerHelper.CountOutsideStraightDraws(handList, comb));
inside.UnionWith(PokerHelper.CountInsideStraightDraws(handList, comb));
}
outside.UnionWith(inside);
if (outside.Count > 0)
{
return(PokerHelper.CreateRiverOuts(outside.Count * 4));
}
return(PokerHelper.CreateRiverOuts(0));
}
throw new ArgumentException("Without pair count should never be more than six");
}
}
public static PokerScoreOuts CalculateTurn(FiveCardHand cards)
{
ISet <int> open = new HashSet <int>(),
missingOne = new HashSet <int>(),
missingTwo = new HashSet <int>(),
inside = new HashSet <int>(),
outside = new HashSet <int>();
var withoutPair = cards.RemovePairs();
var handList = new List <int> {
cards.Cards[0].ToInt(), cards.Cards[1].ToInt(), cards.Cards[2].ToInt(), cards.Cards[3].ToInt(), cards.Cards[4].ToInt()
};
if (withoutPair.Count <= 2)
{
return(PokerHelper.CreateTurnOuts(0, true));
}
if (withoutPair.Count == 3)
{
if (withoutPair[2].Rank == Rank.Ace && withoutPair[0].Rank <= Rank.Four)
{
withoutPair = new List <Card> {
withoutPair[2], withoutPair[0], withoutPair[1]
}
}
;
open = PokerHelper.CountThreeOpenEnded(handList, withoutPair);
missingOne = PokerHelper.CountThreeMissingOne(handList, withoutPair);
missingTwo = PokerHelper.CountThreeMissingTwo(handList, withoutPair);
return(PokerHelper.RunnerRunnerOuts(open, missingOne, missingTwo));
}
if (withoutPair.Count == 4)
{
outside = PokerHelper.CountOutsideStraightDraws(handList, withoutPair);
if (outside.Count > 0)
{
return(PokerHelper.CreateTurnOuts(outside.Count * 4, false));
}
inside = PokerHelper.CountInsideStraightDraws(handList, withoutPair);
if (inside.Count > 0)
{
return(PokerHelper.CreateTurnOuts(inside.Count * 4, false));
}
if (withoutPair[3].Rank == Rank.Ace)
{
var comb = new List <Card> {
withoutPair[3], withoutPair[0], withoutPair[1]
};
open.UnionWith(PokerHelper.CountThreeOpenEnded(handList, comb));
missingOne.UnionWith(PokerHelper.CountThreeMissingOne(handList, comb));
missingTwo.UnionWith(PokerHelper.CountThreeMissingTwo(handList, comb));
}
foreach (var comb in PokerEnumerator.GetThreeCardsFromFour(withoutPair))
{
open.UnionWith(PokerHelper.CountThreeOpenEnded(handList, comb));
missingOne.UnionWith(PokerHelper.CountThreeMissingOne(handList, comb));
missingTwo.UnionWith(PokerHelper.CountThreeMissingTwo(handList, comb));
}
return(PokerHelper.RunnerRunnerOuts(open, missingOne, missingTwo));
}
if (withoutPair.Count == 5)
{
//Four card collections
if (withoutPair[4].Rank == Rank.Ace && withoutPair[2].Rank <= Rank.Five)
{
var comb = new List <Card> {
withoutPair[4], withoutPair[0], withoutPair[1], withoutPair[2]
};
outside.UnionWith(PokerHelper.CountOutsideStraightDraws(handList, comb));
if (outside.Count > 0)
{
return(PokerHelper.CreateTurnOuts(outside.Count * 4, false));
}
inside.UnionWith(PokerHelper.CountInsideStraightDraws(handList, comb));
if (inside.Count > 0)
{
return(PokerHelper.CreateTurnOuts(inside.Count * 4, false));
}
}
foreach (var comb in PokerEnumerator.GetFourCardsFromFive(withoutPair))
{
outside.UnionWith(PokerHelper.CountOutsideStraightDraws(handList, comb));
inside.UnionWith(PokerHelper.CountInsideStraightDraws(handList, comb));
}
outside.UnionWith(inside);
if (outside.Count > 0)
{
return(PokerHelper.CreateRiverOuts(outside.Count * 4));
}
//Three card collections
if (withoutPair[4].Rank == Rank.Ace)
{
var comb = new List <Card> {
withoutPair[4], withoutPair[0], withoutPair[1]
};
open.UnionWith(PokerHelper.CountThreeOpenEnded(handList, comb));
missingOne.UnionWith(PokerHelper.CountThreeMissingOne(handList, comb));
missingTwo.UnionWith(PokerHelper.CountThreeMissingTwo(handList, comb));
}
foreach (var comb in PokerEnumerator.GetThreeCardsFromFive(withoutPair))
{
open.UnionWith(PokerHelper.CountThreeOpenEnded(handList, comb));
missingOne.UnionWith(PokerHelper.CountThreeMissingOne(handList, comb));
missingTwo.UnionWith(PokerHelper.CountThreeMissingTwo(handList, comb));
}
return(PokerHelper.RunnerRunnerOuts(open, missingOne, missingTwo));
}
throw new ArgumentException("Without pair count should never be more than five");
}