const [x, y] = [square[0], square[1]];
if ((color == 'w' && x != 7) || (color == 'b' && x != 0)) return null;
const selectedPiece = this.board[x][y][1];
+ // Prevent re-augmenting a chosen piece:
+ if (!ChessRules.PIECES.includes(selectedPiece)) return null;
return new Move({
appear: [
new PiPo({
}
postPlay(move) {
- if (this.movesCount > 4) super.postPlay(move);
+ if (this.movesCount > 4) {
+ let piece = move.vanish[0].p;
+ if (['j', 'l'].includes(piece)) piece = V.KING;
+ if (piece == V.KING)
+ this.kingPos[move.appear[0].c] = [move.appear[0].x, move.appear[0].y];
+ this.updateCastleFlags(move, piece);
+ }
}
postUndo(move) {
- if (this.movesCount >= 4) super.postUndo(move);
+ if (this.movesCount >= 4) {
+ if (['j', 'k', 'l'].includes(this.getPiece(move.start.x, move.start.y)))
+ this.kingPos[move.vanish[0].c] = [move.start.x, move.start.y];
+ }
}
evalPosition() {