public bool CanDoubleDown(PlayerHand hand)
{
if (hand.Finished)
return false;
if (hand.Cards.Count() != 2)
return false;
if (hand.HasBeenSplit)
{
if (hand.Cards.ElementAt(0).Rank == Ranks.Ace)
{
if (!Settings.DoubleDownSplitAcesAllowed)
return false;
}
else if (!Settings.DoubleDownNonAceSplitsAllowed)
return false;
}
var c1 = hand.Cards.ElementAt(0);
var c2 = hand.Cards.ElementAt(1);
if(!Settings.SoftDoubleDownAllowed && (c1.Rank == Ranks.Ace || c2.Rank == Ranks.Ace))
return false;
int low = c1.LowValue + c2.LowValue;
if (Settings.DoubleDownOnlyTenOrEleven && (low < 10 || low > 11))
return false;
return true;
}
public bool CanHit(PlayerHand hand)
{
if (hand.Finished)
return false;
if (hand.Value > 21)
return false;
//check if the hand split was two aces and if the player is not
//allowed to hit split aces
if (hand.HasBeenSplit && !Settings.HittingSplitAcesAllowed && hand.Cards.ElementAt(0).Rank == Ranks.Ace)
return false;
return true;
}
public bool CanDoubleDown(PlayerHand hand)
{
if (hand.Finished)
{
return(false);
}
if (hand.Cards.Count() != 2)
{
return(false);
}
if (hand.HasBeenSplit)
{
if (hand.Cards.ElementAt(0).Rank == Ranks.Ace)
{
if (!Settings.DoubleDownSplitAcesAllowed)
{
return(false);
}
}
else if (!Settings.DoubleDownNonAceSplitsAllowed)
{
return(false);
}
}
var c1 = hand.Cards.ElementAt(0);
var c2 = hand.Cards.ElementAt(1);
if (!Settings.SoftDoubleDownAllowed && (c1.Rank == Ranks.Ace || c2.Rank == Ranks.Ace))
{
return(false);
}
int low = c1.LowValue + c2.LowValue;
if (Settings.DoubleDownOnlyTenOrEleven && (low < 10 || low > 11))
{
return(false);
}
return(true);
}
public PlayerHand Split()
{
PlayerHand p1 = new PlayerHand()
{
Bet = this.Bet,
Player = this.Player,
HasBeenSplit = true
};
Card temp = cards[0];
p1.AddCard(cards[1]);
cards.Clear();
Value = 0;
Soft = false;
AddCard(temp);
HasBeenSplit = true;
return p1;
}
public bool CanHit(PlayerHand hand)
{
if (hand.Finished)
{
return(false);
}
if (hand.Value > 21)
{
return(false);
}
//check if the hand split was two aces and if the player is not
//allowed to hit split aces
if (hand.HasBeenSplit && !Settings.HittingSplitAcesAllowed && hand.Cards.ElementAt(0).Rank == Ranks.Ace)
{
return(false);
}
return(true);
}
public PlayerHand Split()
{
PlayerHand p1 = new PlayerHand()
{
Bet = this.Bet,
Player = this.Player,
HasBeenSplit = true
};
Card temp = cards[0];
p1.AddCard(cards[1]);
cards.Clear();
Value = 0;
Soft = false;
AddCard(temp);
HasBeenSplit = true;
return(p1);
}
public GameServant(bool testing = false)
{
log = new List<string>();
l(string.Format("New Game ({0}:{1}:{2})", DateTime.Now.Year, DateTime.Now.Month, DateTime.Now.Day), false);
if (!testing) {
l("In production mode...", false);
this.ActiveHand = ActiveHandPotentials.None;
l("Creating Source Deck", false);
this._source = new CardCollection(1);
l("Creating Discard Deck", false);
this._discard = new CardCollection(1, false);
this.ActiveHand = ActiveHandPotentials.Normal;
l("Creating the player's hand", false);
this._playerHand = new PlayerHand(_source, _discard);
l("Creating the dealer's hand", false);
this._dealerHand = new DealerHand(_source, _discard);
l("Getting user name", false);
(new GetUserName(this)).ShowDialog();
l("User name received", false);
} else {
l("In testing mode...", false);
this.ActiveHand = ActiveHandPotentials.None;
var d = new Microsoft.Win32.OpenFileDialog();
d.Filter = "CSV Files (.csv)|*.csv";
d.ShowDialog();
this._source = new PredeterministicCardCollection(d.FileName);
this._discard = new CardCollection(Int32.MaxValue, false);
this.ActiveHand = ActiveHandPotentials.Normal;
this._playerHand = new PlayerHand(_source, _discard);
this._dealerHand = new DealerHand(_source, _discard);
(new GetUserName(this)).ShowDialog();
}
NotifyAll();
}
public bool CanSplit(PlayerHand hand)
{
if (hand.Finished)
{
return(false);
}
if (hand.Player.Splits >= Settings.MaxSplitsAllowed)
{
return(false);
}
if (hand.Cards.Count() != 2)
{
return(false);
}
var c = hand.Cards.ElementAt(0);
if (c.HighValue != hand.Cards.ElementAt(1).HighValue)
{
return(false);
}
if (!Settings.ResplitAcesAllowed && c.Rank == Ranks.Ace && hand.HasBeenSplit)
{
return(false);
}
if (!Settings.SplitTensAllowed && c.HighValue == 10)
{
return(false);
}
return(true);
}
public static ActionTable FromStrategy(IBlackjackPlayer strategy)
{
var table = new ActionTypes[35, 10];
List<PlayerHand> hands = new List<PlayerHand>();
hands.Add(null);
for (int dealer = 0; dealer < 10; dealer++)
{
DealerHand dealerHand = new DealerHand();
dealerHand.AddCard(new Card((Ranks)dealer));
for (int p = 0; p < 35; p++)
{
PlayerHand playerHand = new PlayerHand()
{
Player = strategy,
Bet = 1
};
if (p < 10)
{
playerHand.AddCard(new Card((Ranks)p));
playerHand.AddCard(new Card((Ranks)p));
}
else if (p < 19)
{
playerHand.AddCard(new Card(Ranks.Ace));
playerHand.AddCard(new Card((Ranks)(p - 10)));
}
else if (p < 26)
{
playerHand.AddCard(new Card(Ranks.Two));
playerHand.AddCard(new Card((Ranks)(p - 18)));
}
else
{
playerHand.AddCard(new Card(Ranks.Ten));
playerHand.AddCard(new Card((Ranks)(p - 26)));
}
hands[0] = playerHand;
HandInfo info = new HandInfo()
{
DealerHand = dealerHand,
HandToPlay = 0,
PlayerHands = hands
};
var hs = strategy.Hit(info) ? ActionTypes.Hit : ActionTypes.Stand;
var type = hs;
if (p < 10 && strategy.Split(info))
type = hs == ActionTypes.Hit ? ActionTypes.SplitOrHit : ActionTypes.SplitOrStand;
else if (strategy.DoubleDown(info))
type = hs == ActionTypes.Hit ? ActionTypes.DoubleDownOrHit : ActionTypes.DoubleDownOrStand;
table[p, dealer] = type;
}
}
return new ActionTable(table);
}
/// <summary>
/// Compares 'on' to the dealer's hand for win/loss and does any needed action with the player's cash/bet
/// </summary>
/// <param name="on">a playerhand to compare against</param>
/// <returns>Who won the round, if either.</returns>
public WinLoss Winner(PlayerHand on)
{
l("Checking Win/Loss");
WinLoss ret = WinLoss.NoWin;
if (on.IsBlackjack && DealerHand.IsBlackjack) {
l("Both hands blackjack: push");
ret = WinLoss.Push;
} else if (on.IsBust && DealerHand.IsBust) {
l(String.Format("Both hands bust. Hand Sum: {0} Dealer Sum: {1}", on.Sum, DealerHand.Sum));
if (on.Sum < DealerHand.Sum) {
l("Player wins");
ret = WinLoss.Player;
} else if (on.Sum > DealerHand.Sum) {
l("Dealer wins");
ret = WinLoss.Dealer;
} else {
l("Push");
ret = WinLoss.Push;
}
} else if (on.IsBust || DealerHand.IsBlackjack) {
l("Hand busted or Dealer blackjack - dealer wins");
ret = WinLoss.Dealer;
} else if (DealerHand.IsBust || on.IsBlackjack) {
l("Dealer busted or Hand is blackjack - player wins");
ret = WinLoss.Player;
} else {
l(String.Format("No special case. Hand Sum: {0} Dealer Sum: {1}", on.Sum, DealerHand.Sum));
if (on.Sum > DealerHand.Sum) {
l("Player wins");
ret = WinLoss.Player;
} else if (on.Sum < DealerHand.Sum) {
l("Dealer wins");
ret = WinLoss.Dealer;
} else {
l("Push");
ret = WinLoss.Push;
}
}
l("Updating statistics");
switch (ret) {
case WinLoss.Dealer:
_numLosses++;
_thisLoss += on.Bet;
break;
case WinLoss.Player:
_numWins++;
_thisWin += on.Bet;
break;
default:
break;
}
l(String.Format("Wins:Losses;Win:Loss::{0}:{1};{2}:{3}", NumWins, NumLosses, LargestWin, LargestLoss));
if (ret != WinLoss.NoWin) {
l("Applying bet");
on.doBet(ret);
}
return ret;
}
public static ActionTable FromStrategy(IBlackjackPlayer strategy)
{
var table = new ActionTypes[35, 10];
List <PlayerHand> hands = new List <PlayerHand>();
hands.Add(null);
for (int dealer = 0; dealer < 10; dealer++)
{
DealerHand dealerHand = new DealerHand();
dealerHand.AddCard(new Card((Ranks)dealer));
for (int p = 0; p < 35; p++)
{
PlayerHand playerHand = new PlayerHand()
{
Player = strategy,
Bet = 1
};
if (p < 10)
{
playerHand.AddCard(new Card((Ranks)p));
playerHand.AddCard(new Card((Ranks)p));
}
else if (p < 19)
{
playerHand.AddCard(new Card(Ranks.Ace));
playerHand.AddCard(new Card((Ranks)(p - 10)));
}
else if (p < 26)
{
playerHand.AddCard(new Card(Ranks.Two));
playerHand.AddCard(new Card((Ranks)(p - 18)));
}
else
{
playerHand.AddCard(new Card(Ranks.Ten));
playerHand.AddCard(new Card((Ranks)(p - 26)));
}
hands[0] = playerHand;
HandInfo info = new HandInfo()
{
DealerHand = dealerHand,
HandToPlay = 0,
PlayerHands = hands
};
var hs = strategy.Hit(info) ? ActionTypes.Hit : ActionTypes.Stand;
var type = hs;
if (p < 10 && strategy.Split(info))
{
type = hs == ActionTypes.Hit ? ActionTypes.SplitOrHit : ActionTypes.SplitOrStand;
}
else if (strategy.DoubleDown(info))
{
type = hs == ActionTypes.Hit ? ActionTypes.DoubleDownOrHit : ActionTypes.DoubleDownOrStand;
}
table[p, dealer] = type;
}
}
return(new ActionTable(table));
}
/// <summary>
/// Splits this hand into two separate hands with one card each.
/// This hand becomes the first hand and the second hand is returned.
/// </summary>
/// <returns></returns>
public PlayerHand Split()
{
// Create the new hand.
PlayerHand p1 = new PlayerHand()
{
Bet = this.Bet,
Player = this.Player,
HasBeenSplit = true
};
// Add the top card to the new hand.
p1.AddCard(cards[1]);
// Save the current bottom card for this hand.
Card temp = cards[0];
// Clear the cards from this hand.
cards.Clear();
// Reset this hand.
Value = 0;
Soft = false;
// Add the bottom card to this hand.
AddCard(temp);
// Flag that this hand has been split.
HasBeenSplit = true;
// Return the new hand.
return p1;
}
public void Split()
{
psplit = new PlayerHand(SourceCollection, DiscardCollection);
psplit.Cards.Add(this.Discard(0));
psplit.psplit = this;
psplit.myBet = myBet;
psplit.myCash = 0;
myCash -= myBet;
}
public override void PutCardsBack()
{
if (HasSplit) {
//psplit.DiscardAll(); //TODO
psplit = null;
}
DiscardAll();
}
public bool CanSplit(PlayerHand hand)
{
if (hand.Finished)
return false;
if (hand.Cards.Count() != 2)
return false;
var c = hand.Cards.ElementAt(0);
if (c.HighValue != hand.Cards.ElementAt(1).HighValue)
return false;
if (!Settings.ResplitAcesAllowed && c.Rank == Ranks.Ace && hand.HasBeenSplit)
return false;
if (!Settings.SplitTensAllowed && c.HighValue == 10)
return false;
return true;
}
public bool CanSurrender(PlayerHand hand)
{
if (hand.Finished)
return false;
if (hand.Cards.Count() != 2)
return false;
return Settings.SurrenderAllowed && !hand.HasBeenSplit;
}