public void Move(Position origin, Position destination)
{
var originBox = this[origin];
var destinationBox = this[destination];
if (destinationBox.Piece != null)
{
CapturedPieceCollection.AddEntry(destinationBox.Piece);
}
destinationBox.Piece = originBox.Piece;
originBox.Piece = null;
if (destinationBox.Piece is King)
{
UpdateKingPosition(destinationBox);
}
BeginPieceRecapturingIfPawnReachedTheEnd(destinationBox);
if (!RetakingIsActive)
{
NextTurn();
}
// TODO: Maybe Handle history here
}
public ChessboardClassic()
{
InitializeBoxCollection();
CapturedPieceCollection = new CapturedPieceCollection();
NewGame();
}
public void NewGame()
{
SetChessboardBoxesAsUnavailable();
CapturedPieceCollection.Clear();
ClearPieces();
AddWhitePieces();
AddBlackPieces();
CurrentTurn = PieceColor.White;
PositionWhiteKing = new Position(1, 5);
PositionBlackKing = new Position(8, 4);
}
// TODO: Refactor arguments
public void RetakePiece(Position position, ChessPiece chessPiece)
{
var entries = CapturedPieceCollection.GetEntryCount(chessPiece);
if (entries == 0)
{
// TODO: Maybe send notification
return;
}
var box = this[position];
box.Piece = chessPiece;
CapturedPieceCollection.DecrementEntry(chessPiece);
NextTurn();
RetakingIsActive = false;
}
// TODO: Refactor
private void BeginPieceRecapturingIfPawnReachedTheEnd(Box destinationBox)
{
if (destinationBox.Position.Row == 8 && destinationBox.Piece is Pawn && destinationBox.Piece.Color == PieceColor.White)
{
if (CapturedPieceCollection.GetCountTotalCapturedPieces(PieceColor.White, typesToExclude: typeof(Pawn)) > 0)
{
RetakingIsActive = true;
RetakingPosition = destinationBox.Position;
}
}
else if (destinationBox.Position.Row == 1 && destinationBox.Piece is Pawn && destinationBox.Piece.Color == PieceColor.Black)
{
if (CapturedPieceCollection.GetCountTotalCapturedPieces(PieceColor.Black, typesToExclude: typeof(Pawn)) > 0)
{
RetakingIsActive = true;
RetakingPosition = destinationBox.Position;
}
}
}
