Space GetNextMove(BoardState board, Cell jogador)
{
Space? bestSpace = null;
var openSpaces = board.AvailableCells();
BoardState newBoard;
for (int i = 0; i < openSpaces.Length; i++)
{
newBoard = board.Clone();
var newSpace = openSpaces[i];
newBoard.SetCellValue(newSpace.Position, jogador);
if (newBoard.State == MatchState.InProgress && newBoard.AvailableCells().Any())
{
var next = flip(jogador);
var tempMove = GetNextMove(newBoard, next);
newSpace.Rank = tempMove.Rank;
}
else
{
if (newBoard.State == MatchState.Player1Won && jogadorIA == Cell.Player2)
{
newSpace.Rank--;
}
else if (newBoard.State == MatchState.Player2Won && jogadorIA == Cell.Player2)
{
newSpace.Rank++;
}
else if (newBoard.State == MatchState.Player2Won && jogadorIA == Cell.Player1)
{
newSpace.Rank--;
}
else if (newBoard.State == MatchState.Player1Won && jogadorIA == Cell.Player1)
{
newSpace.Rank++;
}
}
if (bestSpace == null ||
(jogador == oponente && newSpace.Rank < bestSpace.Value.Rank) ||
(jogador == jogadorIA && newSpace.Rank > bestSpace.Value.Rank))
{
bestSpace = newSpace;
}
}
return(bestSpace.Value);
}
