private static void Demo(IChessBoard board)
{
board.SetPiece(new Tuple <int, int>(0, 7), new Knight(Utils.ColorsEnum.Black, new Tuple <int, int>(0, 7)));
board.ShowBoard();
board.MovePiece(new Tuple <int, int>(0, 7), new Tuple <int, int>(2, 6));
board.ShowBoard();
board.MovePiece(new Tuple <int, int>(0, 7), new Tuple <int, int>(2, 3));
board.ShowBoard();
}
public void MovePiece(CellId source, CellId target)
{
if (!IsValidMove(source, target))
{
throw new InvalidOperationException("Invalid move!");
}
// Figure out if it is a castle operation.
//
var sourceCell = _chessboard.GetCell(source);
var targetCell = _chessboard.GetCell(target);
// We know it is a valid move. We just have to identify if it is a castle
// operation.
//
if (sourceCell.PieceType == EChessPieceType.King &&
targetCell.PieceType == EChessPieceType.Rook &&
sourceCell.PieceColor == targetCell.PieceColor)
{
_chessboard.SwapPiece(source, target);
}
else
{
_chessboard.MovePiece(source, target);
}
nextTurn();
}
private static void ProgramLoop(IChessBoard board)
{
Console.WriteLine("To move select your chess piece by command 'select x,y' where x is column and y is row.");
Console.WriteLine("Next move by command 'move x,y' where x is column and y is row.");
Console.WriteLine("Move:");
input = string.Empty;
while (!input.Equals("exit"))
{
input = Console.ReadLine().Trim().ToLower();
if (input.Contains("move"))
{
if (selected == null)
{
Console.WriteLine("No chess piece selected.");
continue;
}
if (!board.MovePiece(selected.Position, GetCoordinates(input)))
{
Console.WriteLine("Invalid move.");
}
board.ShowBoard();
selected = null;
continue;
}
else if (input.Contains("select"))
{
try
{
selected = board.GetSquare(GetCoordinates(input));
if (selected == null)
{
Console.WriteLine("No chess piece selected.");
}
}
catch (ArgumentException e)
{
Console.WriteLine(e.Message);
}
continue;
}
if (input.Contains("exit"))
{
break;
}
Console.WriteLine("Invalid command. Try again.");
}
}
public void MovePiece(CellId source, CellId target)
{
if (!IsValidMove(source, target))
{
throw new InvalidOperationException("Invalid move!");
}
// Figure out if it is a castle operation.
//
var sourceCell = _chessboard.GetCell(source);
var targetCell = _chessboard.GetCell(target);
// We know it is a valid move. We just have to identify if it is a castle
// operation.
//
if (sourceCell.PieceType == EChessPieceType.King &&
targetCell.PieceType == EChessPieceType.Rook &&
sourceCell.PieceColor == targetCell.PieceColor)
{
_chessboard.SwapPiece(source, target);
}
else
{
if (targetCell.PieceColor != sourceCell.PieceColor) // The player captured a piece
{
PieceCaptured(this, new PieceCapturedEventArgs(targetCell.PieceType, targetCell.PieceColor));
// Check if the king was captured.
//
if (targetCell.PieceType == EChessPieceType.King)
{
GameFinished(this, new GameEndedEventArgs(ActivePlayer));
}
}
_chessboard.MovePiece(source, target);
}
nextTurn();
}
