public void Play(bool recursive)
{
var combinations = new HashSet <CardCombination>();
while (playerOne.Any() && playerTwo.Any())
{
if (recursive)
{
var combination = new CardCombination(playerOne, playerTwo);
if (combinations.Contains(combination))
{
WinBy = Player.One;
break;
}
combinations.Add(combination);
}
int playerOneCard = playerOne.Dequeue();
int playerTwoCard = playerTwo.Dequeue();
Player winBy;
if (recursive && playerOne.Count >= playerOneCard && playerTwo.Count >= playerTwoCard)
{
var newPlayerOne = playerOne.Take(playerOneCard);
var newPlayerTwo = playerTwo.Take(playerTwoCard);
var game = new Game(newPlayerOne, newPlayerTwo);
game.Play(true);
winBy = game.WinBy.Value;
}
else
{
winBy = playerOneCard > playerTwoCard ? Player.One : Player.Two;
}
if (winBy == Player.One)
{
playerOne.Enqueue(playerOneCard);
playerOne.Enqueue(playerTwoCard);
}
else
{
playerTwo.Enqueue(playerTwoCard);
playerTwo.Enqueue(playerOneCard);
}
}
WinBy ??= playerOne.Any() ? Player.One : Player.Two;
}
protected bool Equals(CardCombination other)
{
return(card0.SequenceEqual(other.card0) && card1.SequenceEqual(other.card1));
}