private static void DealerPlay(Hand DealerHand, Hand PlayerHand, Deck CardDeck)
{
Console.WriteLine($"\nDealers Hand: {DealerHand.ToString()} - Value: {DealerHand.BlackJackValue}");
if (DealerHand.BlackJackValue >= PlayerHand.BlackJackValue)
{
Console.WriteLine("Dealer wins (no additional cards needed).");
}
else
{
while (DealerHand.BlackJackValue < 17 && DealerHand.BlackJackValue < 22)
{
Card card = CardDeck.Draw();
if (card != null)
{
// We have a valid card
DealerHand.Add(card);
Console.WriteLine($"\nDealers Hand: {DealerHand.ToString()} - Value: {DealerHand.BlackJackValue}");
}
else
{
// Out of cards
Console.WriteLine("Out of cards???");
throw new Exception("Out of cards.");
}
}
if (DealerHand.BlackJackValue > 21)
{
Console.WriteLine("Dealer busts. You win!");
}
else
{
if (DealerHand.BlackJackValue == PlayerHand.BlackJackValue)
{
Console.WriteLine("Tie goes to dealers. Dealer wins..");
}
else
{
if (DealerHand.BlackJackValue > PlayerHand.BlackJackValue)
{
Console.WriteLine("Dealer wins.");
}
else
{
Console.WriteLine("Player wins.");
}
}
}
}
}
public void Deck_newDrawsOneContains51Cards()
{
Deck deck = new Deck();
deck.Draw();
Assert.AreEqual(51, deck.CardsInDeck);
}
private static void Stats()
{
int maxRoyalFlush = 10;
Console.Write("Royal Flushes to get: ");
maxRoyalFlush = Console.ReadLine().ToIntegerOrDefault(-1);
Deck deck = new Deck();
deck.CreateDefaultDeck(false);
deck.Shuffle();
var cards = deck.Draw(7).ToList();
int tryCount = 0;
int highCard = 0;
int pair = 0;
int twoPair = 0;
int threeKind = 0;
int fullHouse = 0;
int straight = 0;
int flush = 0;
int straightFlush = 0;
int fourKind = 0;
int royalFlush = 0;
DateTime startTime = DateTime.Now;
while (royalFlush < maxRoyalFlush)
{
tryCount++;
//for (int i = 0; i < cards.Count; i++)
//{
// Console.Write(cards[i].ToString());
// if (i < cards.Count - 1)
// {
// Console.Write(',');
// }
// else
// {
// Console.WriteLine();
// }
//}
switch (Poker.GetHand(cards))
{
case Poker.Hands.Flush:
flush++;
break;
case Poker.Hands.FourKind:
fourKind++;
break;
case Poker.Hands.FullHouse:
fullHouse++;
break;
case Poker.Hands.Pair:
pair++;
break;
case Poker.Hands.RoyalFlush:
royalFlush++;
break;
case Poker.Hands.Straight:
straight++;
break;
case Poker.Hands.StraightFlush:
straightFlush++;
break;
case Poker.Hands.ThreeKind:
threeKind++;
break;
case Poker.Hands.TwoPair:
twoPair++;
break;
case Poker.Hands.HighCard:
highCard++;
break;
}
Console.SetCursorPosition(0, 0);
Console.WriteLine(string.Format("Pairs: {0} ({1})\r\n2 Pairs: {2} ({3})\r\nPairs of 3: {4} ({5})\r\nPairs of 4: {6} ({7})\r\nFull Houses: {8} ({9})\r\nFlushes: {10} ({11})\r\nStraights: {12} ({13})\r\nStraight Flushes: {14} ({15})\r\nRoyal Flushes: {16} ({17})\r\nHigh Card: {18} ({19})",
pair, ((decimal)pair / (decimal)tryCount).ToString("P9"), twoPair, ((decimal)twoPair / (decimal)tryCount).ToString("P9"), threeKind, ((decimal)threeKind / (decimal)tryCount).ToString("P9"), fourKind, ((decimal)fourKind / (decimal)tryCount).ToString("P9"),
fullHouse, ((decimal)fullHouse / (decimal)tryCount).ToString("P9"), flush, ((decimal)flush / (decimal)tryCount).ToString("P9"), straight, ((decimal)straight / (decimal)tryCount).ToString("P9"), straightFlush, ((decimal)straightFlush / (decimal)tryCount).ToString("P9"), royalFlush, ((decimal)royalFlush / (decimal)tryCount).ToString("P9"), highCard, ((decimal)highCard / (decimal)tryCount).ToString("P9")));
deck.Shuffle();
cards = deck.Draw(7).ToList();
}
TimeSpan difference = DateTime.Now - startTime;
Console.WriteLine(string.Format("Took {0} tries.", tryCount));
Console.WriteLine(string.Format("Took {0} seconds ({1}/second)", difference.TotalSeconds, ((decimal)tryCount / (decimal)difference.TotalSeconds).ToString("F5")));
Console.WriteLine("Press any key to continue...");
Console.ReadKey();
StringBuilder sb = new StringBuilder();
sb.Append(string.Format("Pairs: {0} ({1})\r\n2 Pairs: {2} ({3})\r\nPairs of 3: {4} ({5})\r\nPairs of 4: {6} ({7})\r\nFull Houses: {8} ({9})\r\nFlushes: {10} ({11})\r\nStraights: {12} ({13})\r\nStraight Flushes: {14} ({15})\r\nRoyal Flushes: {16} ({17})\r\nHigh Card: {18} ({19})",
pair, ((decimal)pair / (decimal)tryCount).ToString("P9"), twoPair, ((decimal)twoPair / (decimal)tryCount).ToString("P9"), threeKind, ((decimal)threeKind / (decimal)tryCount).ToString("P9"), fourKind, ((decimal)fourKind / (decimal)tryCount).ToString("P9"),
fullHouse, ((decimal)fullHouse / (decimal)tryCount).ToString("P9"), flush, ((decimal)flush / (decimal)tryCount).ToString("P9"), straight, ((decimal)straight / (decimal)tryCount).ToString("P9"), straightFlush, ((decimal)straightFlush / (decimal)tryCount).ToString("P9"), royalFlush, ((decimal)royalFlush / (decimal)tryCount).ToString("P9"), highCard, ((decimal)highCard / (decimal)tryCount).ToString("P9")));
sb.Append("\r\n").Append(string.Format("Took {0} tries.", tryCount)).Append("\r\n");
sb.Append(string.Format("Took {0} seconds ({1}/second)", difference.TotalSeconds, ((decimal)tryCount / (decimal)difference.TotalSeconds).ToString("F5"))).Append("\r\n\r\n");
SaveFile(sb.ToString());
}
static void Main(string[] args)
{
Deck mystack = new Deck();
List <Card> discard = new List <Card>();
List <Card> hand = new List <Card>();
List <Card> hand2 = new List <Card>();
int selection;
do
{
Console.WriteLine("1) Shuffle");
Console.WriteLine("2) Discard the top card in the deck");
Console.WriteLine("3) Draw");
Console.WriteLine("4) Print Deck");
Console.WriteLine("5) Print Discard Pile");
Console.WriteLine("6) Print Hand 1");
Console.WriteLine("7) Print Hand 2");
Console.WriteLine("8) Exit");
Console.WriteLine("What do you want to do?");
selection = int.Parse(Console.ReadLine());
if (selection == 1)
{
discard.Clear();
mystack.Shuffle();
}
if (selection == 2)
{
discard.Add(mystack.discarded());
}
if (selection == 3)
{
Console.WriteLine("Which hand do you want to put the card in? (1 or 2)");
int handwhich = int.Parse(Console.ReadLine());
if (handwhich == 1)
{
hand.Add(mystack.Draw());
}
if (handwhich == 2)
{
hand2.Add(mystack.Draw());
}
}
if (selection == 4)
{
mystack.PrintDeck();
}
if (selection == 5)
{
Console.WriteLine("The discard pile: ");
foreach (Card d in discard)
{
d.Print();
}
}
if (selection == 6)
{
Console.WriteLine("Your hand: ");
foreach (Card h in hand)
{
h.Print();
}
}
if (selection == 7)
{
Console.WriteLine("Your hand 2: ");
foreach (Card h in hand2)
{
h.Print();
}
}
} while (selection != 8);
}
public void Draw(Deck deck)
{
handcards.Add(deck.Draw());
}
// Rules from
// https://www.bicyclecards.com/how-to-play/blackjack/
static void Main(string[] args)
{
Deck deck = new Deck();
deck.shuffle();
// Deal cards
Hand playerHand = new Hand();
Hand dealerHand = new Hand();
playerHand.Add(Card: deck.Draw());
dealerHand.Add(Card: deck.Draw());
playerHand.Add(Card: deck.Draw());
dealerHand.Add(Card: deck.Draw());
// Show initial card info (first dealer card face up)
Console.WriteLine($"Dealer shows: {dealerHand.Cards[index: 0].ToString()}");
Console.WriteLine($"Initial Draw:\n{playerHand.ToString()} - Value: {playerHand.BlackJackValue}");
// Check for tie (Natural 21 for both player and dealer)
if (playerHand.BlackJackValue == 21 && dealerHand.BlackJackValue == 21)
{
Console.WriteLine($"\nDealers Hand: {dealerHand.ToString()} - Value: {dealerHand.BlackJackValue}");
Console.WriteLine($"Player and dealer both have natural Blackjacks (Stand-off). Tie.");
}
else
{
if (playerHand.BlackJackValue == 21)
{
Console.WriteLine($"\nDealers Hand: {dealerHand.ToString()} - Value: {dealerHand.BlackJackValue}");
Console.WriteLine("Natural Blackjack for player. Player wins!");
}
else
{
if (dealerHand.BlackJackValue == 21)
{
Console.WriteLine($"\nDealers Hand: {dealerHand.ToString()} - Value: {dealerHand.BlackJackValue}");
Console.WriteLine("Natural Blackjack for dealer. Dealer wins!");
}
else
{
// Loop if player want more cards and isnt bust
Console.Write("\n\nPress H for another card (any other key to stay): ");
ConsoleKeyInfo key;
key = Console.ReadKey();
Console.WriteLine();
while (key.KeyChar.ToString().ToUpper() == "H" &&
playerHand.BlackJackValue < 22)
{
Card card = deck.Draw();
if (card != null)
{
// We have a valid card
playerHand.Add(Card: card);
Console.WriteLine($"{playerHand.ToString()} - Value: {playerHand.BlackJackValue}");
}
else
{
// This should never happen
Console.WriteLine("Out of cards! Game over.");
throw new Exception("Out of cards");
}
if (playerHand.BlackJackValue < 22)
{
Console.Write("Press H for another card (any other key to stay): ");
key = Console.ReadKey();
Console.WriteLine();
}
}
if (playerHand.BlackJackValue > 21)
{
Console.WriteLine("Over 21 bust. You loose.");
}
else
{
// Dealer Play Logic here
DealerPlay(DealerHand: dealerHand, PlayerHand: playerHand, CardDeck: deck);
}
}
}
}
Console.WriteLine("\n\nGame over");
Console.ReadKey();
}
