/// <summary>
/// Play a card
/// </summary>
/// <param name="playerIndex">Player that is making the play</param>
/// <param name="card">The card to play</param>
/// <returns>True on success</returns>
public bool Play(int playerIndex, Card card)
{
if (IsChanging || !Rules.ValidPlay(playerIndex, card))
{
return(false);
}
IsChanging = true;
game.CurrentPlayer = -1;
Player player = game.GetPlayerByIndex(playerIndex);
player.Hand.Remove(card);
TrickItem trickItem = new TrickItem(playerIndex, card);
game.CurrentTrick.Add(trickItem);
IsChanging = false;
OnGameChanged(new GameChangedEventArgs(GameAction.Play, playerIndex));
return(true);
}
private TrickItem High(IList <TrickItem> trick)
{
TrickItem high = null;
if (trick.Count > 0)
{
CardSuit leadingSuit = trick[0].Card.Suit;
high = trick.Where(x => x.Card.Suit == leadingSuit)
.OrderBy(x => x.Card.Value)
.LastOrDefault();
}
return(high);
}
protected override Card GetCardsToPlay(GameManager gameManager, int playerIndex)
{
Card card = null;
Game game = gameManager.Game;
Player player = game.GetPlayerByIndex(playerIndex);
IList <Card> validHand = gameManager.Rules.ValidCards(playerIndex);
IList <Card> hand = game.GetPlayerByIndex(playerIndex).Hand;
Card qsCard = new Card(CardSuit.Spades, CardValue.Queen);
if (game.TrickHistory.Count == 0) //first trick
{
card = validHand.OrderByDescending(x => x.Value).First();
}
else if (!QueenOfSpadesHasBeenPlayed(game))
{
List <Card> highSpades = validHand.Where(x => x.Suit == CardSuit.Spades && x.Value >= CardValue.Queen).ToList();
if (highSpades.Count == 0 && validHand.Any(x => x.Suit == CardSuit.Spades) && BleedingOutSpades(game, player))
{
card = validHand.Where(x => x.Suit == CardSuit.Spades).First();
}
else if (highSpades.Count > 0)
{
foreach (Card c in highSpades.OrderByDescending(x => x.Value))
{
if (CanDumpCard(gameManager, c))
{
card = c;
}
}
}
}
if (card == null)
{
TrickItem high = High(game.CurrentTrick);
bool hasHighSpades = hand.Any(x => x.Suit == CardSuit.Spades && x.Value >= CardValue.Queen);
if (hasHighSpades && high == null)
{
card = validHand.Where(x => x.Suit != CardSuit.Spades).OrderBy(x => x.Value).FirstOrDefault();
}
else
{
if (high == null)
{
card = validHand.OrderBy(x => x.Value).FirstOrDefault();
}
else
{
card = validHand.Where(x => x.Value < high.Card.Value || x.Suit != high.Card.Suit)
.OrderByDescending(x => x.Value)
.FirstOrDefault();
}
}
}
if (card == null && game.CurrentTrick.Count == 3)
{
card = validHand.OrderByDescending(x => x.Value).FirstOrDefault(x => !x.Equals(qsCard));
}
if (card == null)
{
card = validHand.OrderBy(x => x.Value).First();
}
return(card);
}