public static bool hasMoves()
{
for (int x = 0; x < 8; ++x)
{
for (int y = 0; y < 8; ++y)
{
Piece p = board.at(new Position(x, y));
if (p.getColor() != turn && p.getType() != "blank")
{
Position pos = new Position(x, y);
Dictionary <Position, bool?> moves = Chess.validMoves(p);
foreach (KeyValuePair <Position, bool?> kvp in moves)
{
if (kvp.Value != false)
{
return(true);
}
}
}
}
}
return(false);
}
private void showMoves(object sender, MouseButtonEventArgs e)
{
Label from = (Label)sender;
from.Background = Brushes.LightBlue;
int posX = Grid.GetColumn(from);
int posY = Grid.GetRow(from) - 2;
this.from = new Position(posX, posY);
Dictionary <Position, bool?> moves = Chess.validMoves(Chess.board.at(this.from));
for (int x = 0; x < 8; ++x)
{
for (int y = 0; y < 8; ++y)
{
Label l = FindChild <Label>(ChessBoard, "board_" + x + y);
l.MouseLeftButtonDown -= showMoves;
bool?validMove = moves[new Position(x, y)];
if (validMove != false)
{
l.Background = validMove == null ? Brushes.LightCoral : Brushes.LightGreen;
l.Cursor = Cursors.Hand;
l.MouseLeftButtonDown += move;
}
else
{
l.Cursor = Cursors.Arrow;
l.MouseLeftButtonDown += repaint;
}
}
}
}
public static ChessMove nextDraw()
{
ChessMove finalMove = new ChessMove(new Position(0, 0), new Position(0, 0));
Random rnd = new Random();
double best = -10000;
List <Piece> blackPieces = Chess.blackPieces();
foreach (Piece piece in blackPieces)
{
Piece p = blackPieces.Find(x => x.Equals(piece));
Dictionary <Position, bool?> moves = Chess.validMoves(p);
foreach (KeyValuePair <Position, bool?> move in moves)
{
double value = 0;
if (move.Value != false)
{
value = Chess.board.at(move.Key).getValue() + rnd.NextDouble() * 4;
if (isThreatened(p.getPosition()))
{
value += p.getValue();
if (isProtected(p.getPosition()))
{
int low = lowestThreathener(p.getPosition(), "white");
int val = p.getValue();
value -= low < val ? low : val;
}
}
int previousValue = p.getValue();
Chess.tempMove(p.getPosition(), move.Key);
value += p.getValue() - previousValue;
if (isThreatened(p.getPosition()))
{
value -= p.getValue();
if (isProtected(p.getPosition()))
{
int low = lowestThreathener(p.getPosition(), "white");
int val = p.getValue();
value += low < val ? low : val;
}
}
if (Chess.IsChecked("white"))
{
value += rnd.NextDouble() * 5;
}
Chess.undo();
}
else if (move.Value == false)
{
value = -10000;
}
if (value > best)
{
best = value;
finalMove = new ChessMove(piece.getPosition(), move.Key);
}
}
}
return(finalMove);
}
