/// <summary>
/// Poker result output
/// </summary>
/// <param name="strFName"></param>
/// <returns></returns>
public static string GetPokerOutput(string strFName)
{
string result = string.Empty;
try
{
StreamReader objStreamReader;
objStreamReader = File.OpenText(strFName);
string contents = objStreamReader.ReadToEnd();
objStreamReader.Close();
int hand1 = 0;
int hand2 = 0;
int tie = 0;
if ((contents.Length > 0))
{
var pokerInput = contents.Split('\n');
for (int i = 0; i < pokerInput.Length; i++)
{
PokerResult player1Result = PokerModel.GetPokerResult(pokerInput[i].Substring(0, 14));
PokerResult player2Result = PokerModel.GetPokerResult(pokerInput[i].Substring(15, 14));
int winningHand = PokerModel.GetPlayerHand(player1Result, player2Result);
hand1 = winningHand == 1 ? hand1 + 1 : hand1;
hand2 = winningHand == 2 ? hand2 + 1 : hand2;
tie = winningHand == 0 ? tie + 1 : tie;
}
result = "Player 1: " + Convert.ToString(hand1) + " hands\n";
result = result + "Player 2: " + Convert.ToString(hand2) + " hands\n";
result = tie > 0 ? result + Convert.ToString(tie) + " ties" : result;
}
}
catch (Exception ex)
{
}
return(result);
}
/// <summary>
/// Player 1 or Player 2
/// </summary>
/// <param name="ply1"></param>
/// <param name="ply2"></param>
/// <returns></returns>
public static int GetPlayerHand(PokerResult ply1, PokerResult ply2)
{
int result = 0;
try
{
if (ply1.rank > ply2.rank)
{
result = 1;
}
else if (ply1.rank < ply2.rank)
{
result = 2;
}
else if (ply1.rank == ply2.rank)
{
if ((new List <int> {
1, 5, 6, 9, 10
}).Contains(ply1.rank))
{
for (int i = 4; i >= 0; i--)
{
if (ply1.cardVal[i] > ply2.cardVal[i])
{
result = 1;
}
else if (ply1.cardVal[i] < ply2.cardVal[i])
{
result = 2;
}
if (result > 0)
{
break;
}
}
}
else if ((new List <int> {
2, 4, 8
}).Contains(ply1.rank))
{
List <int> newPlay1 = new List <int>();
List <int> newPlay2 = new List <int>();
if (ply1.pairNo > 0 && ply2.pairNo > 0)
{
newPlay1 = ply1.cardVal.Where(x => x != ply1.pairNo).Select(x => x).OrderBy(x => x).ToList();
newPlay2 = ply2.cardVal.Where(x => x != ply1.pairNo).Select(x => x).OrderBy(x => x).ToList();
if (ply1.pairNo > ply2.pairNo)
{
result = 1;
}
else if (ply1.pairNo < ply2.pairNo)
{
result = 2;
}
}
else if (ply1.threeNo > 0 && ply2.threeNo > 0)
{
newPlay1 = ply1.cardVal.Where(x => x != ply1.threeNo).Select(x => x).OrderBy(x => x).ToList();
newPlay2 = ply2.cardVal.Where(x => x != ply1.threeNo).Select(x => x).OrderBy(x => x).ToList();
if (ply1.threeNo > ply2.threeNo)
{
result = 1;
}
else if (ply1.threeNo < ply2.threeNo)
{
result = 2;
}
}
else if (ply1.fourNo > 0 && ply2.fourNo > 0)
{
newPlay1 = ply1.cardVal.Where(x => x != ply1.fourNo).Select(x => x).OrderBy(x => x).ToList();
newPlay2 = ply2.cardVal.Where(x => x != ply1.fourNo).Select(x => x).OrderBy(x => x).ToList();
if (ply1.fourNo > ply2.fourNo)
{
result = 1;
}
else if (ply1.fourNo < ply2.fourNo)
{
result = 2;
}
}
if (result == 0)
{
for (int i = newPlay2.Count - 1; i >= 0; i--)
{
if (newPlay1[i] > newPlay2[i])
{
result = 1;
}
else if (newPlay1[i] < newPlay2[i])
{
result = 2;
}
if (result > 0)
{
break;
}
}
}
}
else if (ply1.rank == 7)
{
if (ply1.threeNo > ply2.threeNo)
{
result = 1;
}
else if (ply1.threeNo < ply2.threeNo)
{
result = 2;
}
if (result == 0)
{
if (ply1.pairNo > ply2.pairNo)
{
result = 1;
}
else if (ply1.pairNo < ply2.pairNo)
{
result = 2;
}
}
}
else
{
if (ply1.pairNo > ply2.pairNo)
{
result = 1;
}
else if (ply1.pairNo < ply2.pairNo)
{
result = 2;
}
if (result == 0)
{
if (ply1.pair2No > ply2.pair2No)
{
result = 1;
}
else if (ply1.pair2No < ply2.pair2No)
{
result = 2;
}
}
}
}
}
catch (Exception ex)
{
}
return(result);
}
/// <summary>
/// Player wise Result
/// </summary>
/// <param name="plyHand"></param>
/// <returns></returns>
public static PokerResult GetPokerResult(string plyHand)
{
PokerResult result = new PokerResult();
result.rank = 0;
result.pairNo = 0;
result.threeNo = 0;
result.fourNo = 0;
result.pair2No = 0;
result.cardVal = new List <int>();
try
{
var player = plyHand.Split(' ');
//Card Type
var pCT = player.Select(x => x.Substring(1, 1)).ToList();
//Card Value
List <int> pCV = player.Select(x => Convert.ToInt32(x.Substring(0, 1).Replace("T", "10").Replace("J", "11").Replace("Q", "12").Replace("K", "13").Replace("A", "14"))).ToList();
pCV = pCV.OrderBy(x => x).ToList();
var pSuit = pCT.GroupBy(x => x).Select(x => new { val = x.Key, ct = x.Count() }).ToList();
var pVal = pCV.GroupBy(x => x).Select(x => new { val = x.Key, ct = x.Count() }).ToList();
bool sameSuit = pSuit.Count == 1 ? true : false;
bool IsConsecutive = pCV.Zip(pCV.Skip(1), (a, b) => (a + 1) == b).All(x => x);
result.cardVal = pCV;
if (sameSuit)
{
//Consecutive
if (IsConsecutive)
{
if (pCV.Min(x => x) == 10 && pCV.Max(x => x) == 14) //Royal Flush
{
result.rank = 10;
}
else
{
result.rank = 9; //Straight flush
}
}
else
{
result.rank = 6; //Flush
}
}
else
{
if (IsConsecutive)
{
result.rank = 5; //Straight
}
else
{
if (pVal.Where(x => x.ct == 4).Any())//Four of a kind
{
result.rank = 8;
result.fourNo = pVal.Where(x => x.ct == 4).Select(x => x.val).First();
}
else if (pVal.Where(x => x.ct == 3).Any() && pVal.Where(x => x.ct == 2).Any())//Full house
{
result.rank = 7;
result.threeNo = pVal.Where(x => x.ct == 3).Select(x => x.val).First();
result.pairNo = pVal.Where(x => x.ct == 2).Select(x => x.val).First();
}
else if (pVal.Where(x => x.ct == 3).Any() && !(pVal.Where(x => x.ct == 2).Any()))//Three of a kind
{
result.rank = 4;
result.threeNo = pVal.Where(x => x.ct == 3).Select(x => x.val).First();
}
else if (pVal.Where(x => x.ct == 2).Any())
{
if (pVal.Where(x => x.ct == 2).Count() == 2) //Two pairs
{
result.rank = 3;
result.pairNo = pVal.Where(x => x.ct == 2).Select(x => x.val).OrderByDescending(x => x).First();
result.pair2No = pVal.Where(x => x.ct == 2 && x.val != result.pairNo).Select(x => x.val).First();
}
else //Pair
{
result.rank = 2;
result.pairNo = pVal.Where(x => x.ct == 2).Select(x => x.val).First();
}
}
else //High card
{
result.rank = 1;
}
}
}
}
catch (Exception ex)
{
}
return(result);
}