private IMove GetMove(IMoveAN moveAN, IEnumerable <Move> validMoves)
{
var targetCell = board.GetCell(moveAN.Coordinate.Row, moveAN.Coordinate.Column);
var movesHitTargetCell = validMoves.Where(m => m.TargetPosition == targetCell && m.InitialPosition.Piece.GetType() == moveAN.PieceType);
HandleExceptions.ListMoveExceptions <Move>(movesHitTargetCell);
IMove findCorrectMove = moveAN.File != -1
? movesHitTargetCell.Where(p => p.InitialPosition.Column == moveAN.File).Single()
: movesHitTargetCell.Single();
HandleExceptions.MoveException(findCorrectMove);
return(findCorrectMove);
}
private void NextTurn(Player player, IMoveAN moveAN)
{
var validMoves = player.GenerateAllLegalMoves();
if (moveAN.Coordinate != null)
{
IMove findCorrectMove = GetMove(moveAN, validMoves);
findCorrectMove.MoveAN = moveAN;
player.MakeMove(findCorrectMove);
}
if (moveAN.IsKingCastling || moveAN.IsQueenCastling)
{
var isKingSide = moveAN.IsKingCastling ? true : false;
var color = player == WhitePlayer ? PieceColor.White : PieceColor.Black;
board.Castling(color, isKingSide);
}
currentPlayer = currentPlayer == WhitePlayer ? BlackPlayer : WhitePlayer;
}
private static void InterpretRegexCastling(string moveNotation, string pattern, IMoveAN move)
{
pattern = @"^(?<castling>[0]([-][0]){1,2})$";
Match match = Regex.Match(moveNotation, pattern);
if (match.Success)
{
if (match.Groups["castling"].Value == "0-0")
{
move.IsKingCastling = true;
}
if (match.Groups["castling"].Value == "0-0-0")
{
move.IsQueenCastling = true;
}
}
}