private static Card GetBestMoveOfType(CardType type, List <Card> availableMoves, CardType trumpType, Deck deck)
{
if (ContainsCards(new Card[] { new Card(CardValue.ACE, type), new Card(CardValue.KING, type), new Card(CardValue.QUEEN, type) }, availableMoves))
{
// HAS ACE, KING, QUEEN = PLAY QUEEN
return(availableMoves.GetCard(type, CardValue.QUEEN));
}
else if (ContainsCards(new Card[] { new Card(CardValue.ACE, type), new Card(CardValue.KING, type) }, availableMoves))
{
// HAS ACE, KING = PLAY KING
return(availableMoves.GetCard(type, CardValue.KING));
}
else if (ContainsCards(new Card[] { new Card(CardValue.QUEEN, type) }, availableMoves) && PlayedCards.HasBeenPlayed(type, CardValue.ACE) && PlayedCards.HasBeenPlayed(type, CardValue.KING) &&
PlayedCards.NoBodyUsesTrumpTo(type, trumpType))
{
// HAS QUEEN, ACE AND KING HAS BEEN PLAYED AND NOBODY USES TRUMP
return(availableMoves.GetCard(type, CardValue.KING));
}
else if (availableMoves.Contains(type, CardValue.KING) && PlayedCards.HasBeenPlayed(type, CardValue.ACE))
{
// HAS KING, ACE HAS BEEN PLAYED
return(availableMoves.GetCard(type, CardValue.KING));
}
else if (availableMoves.Contains(type, CardValue.ACE) && PlayedCards.PlayedCardCountOfType(type) > 2 && PlayedCards.NoBodyUsesTrumpTo(type, trumpType))
{
// THIS TYPE HAS BEEN USED TWICE, USE THE ACE
return(availableMoves.GetCard(type, CardValue.ACE));
}
else if (availableMoves.Contains(type, CardValue.KING) && !availableMoves.Contains(type, CardValue.ACE) && GetCardsOfType(type, deck).Count > 2)
{
// HAS KING BUT NOT ACE TRY TO GET THEM TO PLAY THE ACE
Card cardToPlay = availableMoves.GetSomeCardBiggerThan(new Card(CardValue.SEVEN, type));
if (cardToPlay == null || cardToPlay.GetNumericValue() > 12)
{
cardToPlay = availableMoves.GetCardOfType(type);
}
return(cardToPlay);
}
else
{
return(null);
}
}
public static Card GetBestMove(Hand currentHand, Deck deck, Player player)
{
CardType trumpType = currentHand.GetCurrentRoundReference().GetTrumpType();
bool firstToPlay = currentHand.GetInitiater().GetPlayersSeat() == player.GetPlayersSeat();
bool trumpUsable = currentHand.GetCurrentRoundReference().isTrumpUsable();
List <Card> availableMoves = GetAvailableMoves(currentHand, deck, player);
List <Card> bestMoves = new List <Card>();
if (firstToPlay)
{
// PLAYER INITIATES THE HAND
bool playTrump = false;
Card bestTrumpMove = null;
if (trumpUsable && (13 - PlayedCards.PlayedCardCountOfType(trumpType)) / 4 < GetCardsOfType(trumpType, deck).Count)
{
// COLLECT TRUMPS
bestTrumpMove = GetBestMoveOfType(trumpType, availableMoves, trumpType, deck);
if (bestTrumpMove != null && bestTrumpMove.ToCardString() != String.Empty)
{
playTrump = true;
}
}
if (playTrump)
{
return(bestTrumpMove);
}
else
{
Card bestMoveDiamond = GetBestMoveOfType(CardType.Diamond, availableMoves, trumpType, deck);
if (bestMoveDiamond != null && PlayedCards.NoBodyUsesTrumpTo(CardType.Diamond, trumpType))
{
bestMoves.Add(bestMoveDiamond);
}
Card bestMoveSpade = GetBestMoveOfType(CardType.Spade, availableMoves, trumpType, deck);
if (bestMoveSpade != null && PlayedCards.NoBodyUsesTrumpTo(CardType.Spade, trumpType))
{
bestMoves.Add(bestMoveSpade);
}
Card bestMoveClub = GetBestMoveOfType(CardType.Club, availableMoves, trumpType, deck);
if (bestMoveClub != null && PlayedCards.NoBodyUsesTrumpTo(CardType.Club, trumpType))
{
bestMoves.Add(bestMoveClub);
}
Card bestMoveHeart = GetBestMoveOfType(CardType.Heart, availableMoves, trumpType, deck);
if (bestMoveHeart != null && PlayedCards.NoBodyUsesTrumpTo(CardType.Heart, trumpType))
{
bestMoves.Add(bestMoveHeart);
}
if (bestMoves.Count != 0)
{
bestMoves.Sort(new CardComparer(false));
return(bestMoves[bestMoves.Count - 1]);
}
else
{
return(availableMoves[0]);
}
}
}
else
{
// THIS IS AN ONGOING HAND
CardType handType = currentHand.GetPlayedCards()[0].GetPlayedCard().GetCardType();
// GOING TO USE TRUMP
if (!deck.ContainsCardOfType(handType))
{
if ((PlayedCards.NoBodyUsesTrumpTo(handType, trumpType) && PlayedCards.PlayedCardCountOfType(handType) < 2) || currentHand.GetPlayedCardCount() == 3)
{
return(availableMoves[0]);
}
else if (PlayedCards.PlayedCardCountOfType(handType) > 2)
{
// SOMEBODY USES TRUMP
Card cardToPlay = availableMoves[0];
for (int i = availableMoves.Count - 1; i >= 0; i--)
{
if (availableMoves[i].GetCardValue() == CardValue.ACE)
{
// IF HAS ACE AND DOESNT HAVE KING PLAY IT
if (!availableMoves.Contains(new Card(CardValue.KING, trumpType)))
{
cardToPlay = availableMoves[i];
}
}
else if (availableMoves[i].GetCardValue() == CardValue.KING && (PlayedCards.HasBeenPlayed(trumpType, CardValue.ACE) || availableMoves.Contains(new Card(CardValue.ACE, trumpType))))
{
// HAS ACE OR ACE HAS ALREADY BEEN PLAYED / PLAY THE KING
cardToPlay = availableMoves[i];
}
else if (availableMoves[i].GetCardValue() == CardValue.JOKER && (PlayedCards.HasBeenPlayed(trumpType, CardValue.KING) || availableMoves.Contains(new Card(CardValue.KING, trumpType)) &&
((PlayedCards.HasBeenPlayed(trumpType, CardValue.ACE) || availableMoves.Contains(new Card(CardValue.ACE, trumpType))))))
{
// PLAY THE QUEEN
cardToPlay = availableMoves[i];
}
}
return(cardToPlay);
}
else
{
return(availableMoves[0]);
}
}
else
{
// PLAY THE SAME TYPE OF CARD AS THE HAND
if (PlayedCards.NoBodyUsesTrumpTo(handType, trumpType) && currentHand.GetPlayedCardCount() != 3)
{
// NOBODY USES TRUMP
if (ContainsCards(new Card[] { new Card(CardValue.ACE, handType), new Card(CardValue.KING, handType), new Card(CardValue.QUEEN, handType) }, availableMoves))
{
// HAS ACE, KING, QUEEN = PLAY QUEEN
return(availableMoves.GetCard(handType, CardValue.QUEEN));
}
else if (ContainsCards(new Card[] { new Card(CardValue.ACE, handType), new Card(CardValue.KING, handType) }, availableMoves))
{
// HAS ACE, KING = PLAY KING
return(availableMoves.GetCard(handType, CardValue.KING));
}
else if (ContainsCards(new Card[] { new Card(CardValue.QUEEN, handType) }, availableMoves) && PlayedCards.HasBeenPlayed(handType, CardValue.ACE) && PlayedCards.HasBeenPlayed(handType, CardValue.KING))
{
// HAS QUEEN, ACE AND KING HAS BEEN PLAYED
return(availableMoves.GetCard(handType, CardValue.KING));
}
else
{
return(availableMoves[0]);
}
}
else
{
// SOMEBODY USES TRUMP OR WE ARE THE LAST ONE TO PLAY
return(availableMoves[0]);
}
}
}
}