public void Move(Figure f, char x, int y)
{
var chessBoxStart = this.getChessBoxByCoordinates(f.Xpositon, f.Ypositon);
var chessBoxEnd = this.getChessBoxByCoordinates(x, y);
bool isFigureWhite = f.isWhite;
if (f.getFigureType().Equals("Pawn"))
{
this.MovePawn(f, x, y);
}
else if (f.getFigureType().Equals("King") && chessBoxEnd.isFigureOn() && chessBoxEnd.Figure.getFigureType().Equals("Rook") && chessBoxStart.Figure.isWhite == chessBoxEnd.Figure.isWhite)
{//checking for Rocade
King king = (King)f;
Rook rook = (Rook)chessBoxEnd.Figure;
if (PathBetweenBoxesFree(chessBoxStart, chessBoxEnd))
{
if ((!king.isMoved) && (!rook.isMoved))
{
if (rook.Xpositon == 'A')
{
chessBoxEnd.Figure.Move('D', chessBoxEnd.Ycoord);
this.getChessBoxByCoordinates('D', chessBoxEnd.Ycoord).Figure = chessBoxEnd.Figure;
chessBoxEnd.deleteFigure();
chessBoxStart.Figure.Move('C', chessBoxStart.Ycoord);
this.getChessBoxByCoordinates('C', chessBoxStart.Ycoord).Figure = chessBoxStart.Figure;
chessBoxStart.deleteFigure();
if (isInChess(f.isWhite))
{
king.BackToLastPosition();
rook.BackToLastPosition();
chessBoxEnd.Figure = this.getChessBoxByCoordinates('D', chessBoxEnd.Ycoord).Figure;
chessBoxStart.Figure = this.getChessBoxByCoordinates('C', chessBoxStart.Ycoord).Figure;
this.getChessBoxByCoordinates('D', chessBoxEnd.Ycoord).deleteFigure();
this.getChessBoxByCoordinates('C', chessBoxStart.Ycoord).deleteFigure();
throw new KingInChessExeption("You cannot move here! You will be in chess!");
}
}
else
{
chessBoxEnd.Figure.Move('F', chessBoxEnd.Ycoord);
this.getChessBoxByCoordinates('F', chessBoxEnd.Ycoord).Figure = chessBoxEnd.Figure;
chessBoxEnd.deleteFigure();
chessBoxStart.Figure.Move('G', chessBoxStart.Ycoord);
this.getChessBoxByCoordinates('G', chessBoxStart.Ycoord).Figure = chessBoxStart.Figure;
chessBoxStart.deleteFigure();
if (isInChess(f.isWhite))
{
king.BackToLastPosition();
rook.BackToLastPosition();
chessBoxEnd.Figure = this.getChessBoxByCoordinates('F', chessBoxEnd.Ycoord).Figure;
chessBoxStart.Figure = this.getChessBoxByCoordinates('G', chessBoxStart.Ycoord).Figure;
this.getChessBoxByCoordinates('F', chessBoxEnd.Ycoord).deleteFigure();
this.getChessBoxByCoordinates('G', chessBoxStart.Ycoord).deleteFigure();
throw new KingInChessExeption("You cannot move here! You will be in chess!");
}
}
}
else
{
throw new RocadeNotPossibleExeption("Rocade not possible!The figures has been moved");
}
}
else
{
throw new RocadeNotPossibleExeption("Rocade not possible!There is a figure on the way!");
}
}
else
{
if (PathBetweenBoxesFree(chessBoxStart, chessBoxEnd))
{
if (chessBoxEnd.isFigureOn())
{
if (chessBoxStart.Figure.isWhite != chessBoxEnd.Figure.isWhite)
{
Figure figureToDestroy = chessBoxEnd.Figure;
f.Move(x, y);
chessBoxEnd.Figure.DestroyFigure();
chessBoxStart.Figure = null;
chessBoxEnd.Figure = f;
if (isInChess(f.isWhite))
{
chessBoxStart.Figure = f;
f.BackToLastPosition();
figureToDestroy.BackToLastPosition();
chessBoxEnd.Figure = figureToDestroy;
throw new KingInChessExeption("You cannot move here! You will be in chess!");
}
}
else
{
throw new InvalidAttackExeption("Invalid movement! You cannot attack your figure!");
}
}
else
{
f.Move(x, y);
chessBoxStart.Figure = null;
chessBoxEnd.Figure = f;
if (isInChess(f.isWhite))
{
f.BackToLastPosition();
chessBoxStart.Figure = f;
chessBoxEnd.Figure = null;
throw new KingInChessExeption("You cannot move here! You will be in chess!");
}
}
}
else
{
throw new PathBetweenBoxesNotFreeExeption("The path between the boxes is not free");
}
}
///if Move coordinates invalid figure.move -argument exeption
}
private void MovePawn(Figure f, char X, int Y)
{
var chessBoxStart = this.getChessBoxByCoordinates(f.Xpositon, f.Ypositon);
var chessBoxEnd = this.getChessBoxByCoordinates(X, Y);
if (PathBetweenBoxesFree(chessBoxStart, chessBoxEnd))
{
if ((chessBoxStart.Xcoord - chessBoxEnd.Xcoord != 0))
{ //check if the pawn is trying to capture a figure
if (chessBoxEnd.isFigureOn())
{
if (chessBoxEnd.Figure.isWhite != f.isWhite)
{
f.Move(X, Y);
Figure FigureToKill = chessBoxEnd.Figure;
chessBoxEnd.deleteFigure();
chessBoxStart.Figure = null;
chessBoxEnd.Figure = f;
if (isInChess(f.isWhite))
{
chessBoxStart.Figure = chessBoxEnd.Figure;
chessBoxEnd.Figure.BackToLastPosition();
FigureToKill.BackToLastPosition();
chessBoxEnd.Figure = FigureToKill;
throw new KingInChessExeption("You cannot move here! You will be in chess!");
}
}
else
{
throw new InvalidAttackExeption("You cannot capture your own figure!");
}
}
else if (getChessBoxByCoordinates(chessBoxEnd.Xcoord, chessBoxEnd.Ycoord - 1).isFigureOn() && getChessBoxByCoordinates(chessBoxEnd.Xcoord, chessBoxEnd.Ycoord - 1).Figure.getFigureType() == "Pawn")
{ //checking for "En Passant"
ChessBox thePawnToBeCaptured = this.getChessBoxByCoordinates(chessBoxEnd.Xcoord, chessBoxEnd.Ycoord - 1);
Pawn EndPostionFigure = (Pawn)this.getChessBoxByCoordinates(chessBoxEnd.Xcoord, chessBoxEnd.Ycoord - 1).Figure;
if ((f.isWhite != EndPostionFigure.isWhite) && (EndPostionFigure.lastMoveWasTwoSquares))
{
f.Move(X, Y);
//Figure FigureToKill = chessBoxEnd.Figure;
thePawnToBeCaptured.deleteFigure();
chessBoxStart.Figure = null;
chessBoxEnd.Figure = f;
if (isInChess(f.isWhite))
{
chessBoxStart.Figure = chessBoxEnd.Figure;
chessBoxEnd.Figure.BackToLastPosition();
EndPostionFigure.pawnReborn();
getChessBoxByCoordinates(EndPostionFigure.Xpositon, EndPostionFigure.Ypositon).Figure = EndPostionFigure;
chessBoxEnd.Figure = null;
//chessBoxEnd.Figure = FigureToKill;
throw new KingInChessExeption("You cannot move here! You will be in chess!");
}
}
else
{
throw new InvalidFigureMovementExeption("Invalid pawn coordinates!");
}
}
else if (getChessBoxByCoordinates(chessBoxEnd.Xcoord, chessBoxEnd.Ycoord + 1).isFigureOn() && getChessBoxByCoordinates(chessBoxEnd.Xcoord, chessBoxEnd.Ycoord + 1).Figure.getFigureType() == "Pawn")
{ //checking for "En Passant" 2
ChessBox thePawnToBeCaptured = this.getChessBoxByCoordinates(chessBoxEnd.Xcoord, chessBoxEnd.Ycoord + 1);
Pawn EndPostionFigure = (Pawn)this.getChessBoxByCoordinates(chessBoxEnd.Xcoord, chessBoxEnd.Ycoord + 1).Figure;
if ((f.isWhite != EndPostionFigure.isWhite) && (EndPostionFigure.lastMoveWasTwoSquares))
{
f.Move(X, Y);
//Figure FigureToKill = chessBoxEnd.Figure;
thePawnToBeCaptured.deleteFigure();
chessBoxStart.Figure = null;
chessBoxEnd.Figure = f;
if (isInChess(f.isWhite))
{
chessBoxStart.Figure = chessBoxEnd.Figure;
chessBoxEnd.Figure.BackToLastPosition();
EndPostionFigure.pawnReborn();
getChessBoxByCoordinates(EndPostionFigure.Xpositon, EndPostionFigure.Ypositon).Figure = EndPostionFigure;
chessBoxEnd.Figure = null;
//chessBoxEnd.Figure = FigureToKill;
throw new KingInChessExeption("You cannot move here! You will be in chess!");
}
}
else
{
throw new InvalidFigureMovementExeption("Invalid pawn coordinates!");
}
}
else
{
throw new InvalidFigureMovementExeption("Invalid pawn coordinates!");
}
}
else
{
if (!chessBoxEnd.isFigureOn())
{
f.Move(X, Y);
chessBoxStart.Figure = null;
chessBoxEnd.Figure = f;
if (isInChess(f.isWhite))
{
chessBoxStart.Figure = chessBoxEnd.Figure;
chessBoxEnd.Figure.BackToLastPosition();
chessBoxEnd.Figure = null;
throw new KingInChessExeption("You cannot move here! You will be in chess!");
}
}
else
{
throw new InvalidAttackExeption("Pawn cannot capture figure on this coordiantes!");
}
}
}
else
{
throw new PathBetweenBoxesNotFreeExeption("The path between the boxes is not free");
}
}
private void MoveFigure(int x, int y, int xNew, int yNew, Figure[,] table = null)
{
if (table == null)
{
table = figureTable;
}
else
{
table = tempTable;
}
Figure oldFigure = table[x, y];
oldFigure.Move(xNew, yNew);
if (table == figureTable)
{
previousMove = new Tuple <PlayerType, FigureType, int, int, int, int>(onMove, oldFigure.type, x, y, xNew, yNew);
}
if (table[x, y] != null && table[x, y] is Pawn)
{
Pawn pawn = table[x, y] as Pawn;
// Check if en passant
if (xNew == x + pawn.Direction && (yNew == y - 1 || yNew == y + 1) && table[xNew, yNew] == null)
{
table[x, yNew] = null;
}
table[xNew, yNew] = oldFigure;
table[x, y] = null;
// Check for promotion (Upgrade this code!!!) - only in real move mode
if (table == figureTable && (xNew == 0 || xNew == 7))
{
new Promotion(onMove).ShowDialog();
FigureType promotionFigure = Promotion.promotedFigure;
switch (promotionFigure)
{
case FigureType.KNIGHT:
table[xNew, yNew] = new Knight(xNew, yNew, onMove, promotionFigure, this);
break;
case FigureType.BISHOP:
table[xNew, yNew] = new Bishop(xNew, yNew, onMove, promotionFigure, this);
break;
case FigureType.ROOK:
table[xNew, yNew] = new Rook(xNew, yNew, onMove, promotionFigure, this);
break;
case FigureType.QUEEN:
table[xNew, yNew] = new Queen(xNew, yNew, onMove, promotionFigure, this);
break;
default:
break;
}
}
}
// Rokada (Castling)
else if (table == figureTable && table[x, y] != null && table[x, y] is King && Math.Abs(yNew - y) == 2)
{
// Move king
table[xNew, yNew] = oldFigure;
table[x, y] = null;
// Small - move rook
if (yNew > y)
{
table[x, yNew + 1].Move(x, yNew - 1);
table[x, yNew - 1] = table[x, yNew + 1];
table[x, yNew + 1] = null;
}
// Big - move rook
else
{
table[x, yNew - 2].Move(x, yNew + 1);
table[x, yNew + 1] = table[x, yNew - 2];
table[x, yNew - 2] = null;
}
}
else
{
table[xNew, yNew] = oldFigure;
table[x, y] = null;
}
}