private HandValue FindHighCard(HandOf5 handOf5)
{
try
{
var sortResult = Tools.Utils.SortByRank(handOf5.Cards);
if (sortResult[0].Item2.Count == 1)
{
return(new HandValue(HandEnum.HighCard, new HighCard(new List <RankEnum>()
{
sortResult[0].Item1,
sortResult[1].Item1,
sortResult[2].Item1,
sortResult[3].Item1,
sortResult[4].Item1,
})));
}
}
catch (Exception e)
{
Console.WriteLine(e);
throw;
}
return(null);
}
private HandValue FindThreeOfAKind(HandOf5 handOf5)
{
var sortResult = Tools.Utils.SortByRank(handOf5.Cards);
if (sortResult[0].Item2.Count == 3)
{
return(new HandValue(HandEnum.ThreeOfAKind, new ThreeOfAKind(sortResult[0].Item1)));
}
return(null);
}
private HandValue FindTwoPairs(HandOf5 handOf5)
{
var sortResult = Tools.Utils.SortByRank(handOf5.Cards);
if (sortResult[0].Item2.Count == 2 && sortResult[1].Item2.Count == 2)
{
return(new HandValue(HandEnum.TwoPairs, new TwoPairs(sortResult[0].Item1, sortResult[1].Item1, sortResult[2].Item1)));
}
return(null);
}
private HandValue FindFlush(HandOf5 handOf5)
{
var sortResult = Tools.Utils.SortBySuit(handOf5.Cards);
if (sortResult[0].Item2.Count == 5)
{
return(new HandValue(HandEnum.Flush, new Flush(sortResult.SelectMany(e => e.Item2).ToList())));
}
return(null);
}
private HandValue FindFullHouse(HandOf5 handOf5)
{
var sortResult = Tools.Utils.SortByRank(handOf5.Cards);
if (sortResult[0].Item2.Count == 3 && sortResult[1].Item2.Count == 2)
{
return(new HandValue(HandEnum.FullHouse, new FullHouse(sortResult[0].Item1)));
}
return(null);
}
private HandValue FindOnePair(HandOf5 handOf5)
{
var sortResult = Tools.Utils.SortByRank(handOf5.Cards);
if (sortResult[0].Item2.Count == 2)
{
return(new HandValue(HandEnum.OnePair, new OnePair(sortResult[0].Item1, new List <RankEnum>()
{
sortResult[1].Item1,
sortResult[2].Item1,
sortResult[3].Item1
})));
}
return(null);
}
private HandValue FindRoyalFlush(HandOf5 handOf5)
{
var handValue = FindStraightFlush(handOf5);
if (handValue == null)
{
return(null);
}
var highRank = ((StraightFlush)(handValue.Hand)).HighRank;
if (highRank != RankEnum.Ace)
{
return(null);
}
return(new HandValue(HandEnum.RoyalFlush, new RoyalFlush()));
}
private HandValue FindStraightFlush(HandOf5 handOf5)
{
var cards = handOf5.Cards;
cards.Sort();
if (FindFlush(handOf5) == null)
{
return(null);
}
if (FindStraight(handOf5) == null)
{
return(null);
}
return(new HandValue(HandEnum.StraightFlush, new StraightFlush(cards.Max(c => c.Rank))));
}
private HandValue FindStraight(HandOf5 handOf5)
{
var sortResult = Tools.Utils.SortByRank(handOf5.Cards);
if (sortResult.Count < 5)
{
return(null);
}
for (int i = 0; i < 4; i++)
{
if (sortResult[i].Item1 != sortResult[i + 1].Item1 + 1)
{
return(null);
}
}
return(new HandValue(HandEnum.Straight, new Straight(sortResult[0].Item1)));
}
public HandValue CalculateHandValueFor5Cards(HandOf5 handOf5)
{
var handValue = FindRoyalFlush(handOf5);
if (handValue != null)
{
return(handValue);
}
handValue = FindStraightFlush(handOf5);
if (handValue != null)
{
return(handValue);
}
handValue = FindFourOfAKind(handOf5);
if (handValue != null)
{
return(handValue);
}
handValue = FindFullHouse(handOf5);
if (handValue != null)
{
return(handValue);
}
handValue = FindFlush(handOf5);
if (handValue != null)
{
return(handValue);
}
handValue = FindStraight(handOf5);
if (handValue != null)
{
return(handValue);
}
handValue = FindThreeOfAKind(handOf5);
if (handValue != null)
{
return(handValue);
}
handValue = FindTwoPairs(handOf5);
if (handValue != null)
{
return(handValue);
}
handValue = FindOnePair(handOf5);
if (handValue != null)
{
return(handValue);
}
handValue = FindHighCard(handOf5);
if (handValue != null)
{
return(handValue);
}
throw new InvalidOperationException();
}