for (let part of amoveParts) {
if (part != "-") {
for (let psq of part.split("."))
- if (!psq.match(/^[a-r]{3}[1-8]$/)) return false;
+ if (!psq.match(/^[a-z]{3}[1-8]$/)) return false;
}
}
}
// (not undoing a potential move + action of the opponent)
this.play(m);
let res = this.underCheck(color);
- let isOpposite = La > 0 && this.oppositeMoves(this.amoves[La-1], m);
- if (res || isOpposite) {
- const moves2 = this.getAllPotentialMoves();
- for (let m2 of moves2) {
- this.play(m2);
- const res2 = this.underCheck(color);
- const amove = this.getAmove(m, m2);
- isOpposite =
- La > 0 && this.oppositeMoves(this.amoves[La-1], amove);
- this.undo(m2);
- if (!res2 && !isOpposite) {
- res = false;
- break;
+ if (this.subTurn == 2) {
+ let isOpposite = La > 0 && this.oppositeMoves(this.amoves[La-1], m);
+ if (res || isOpposite) {
+ const moves2 = this.getAllPotentialMoves();
+ for (let m2 of moves2) {
+ this.play(m2);
+ const res2 = this.underCheck(color);
+ const amove = this.getAmove(m, m2);
+ isOpposite =
+ La > 0 && this.oppositeMoves(this.amoves[La-1], amove);
+ this.undo(m2);
+ if (!res2 && !isOpposite) {
+ res = false;
+ break;
+ }
}
}
}
};
moves.forEach(m => {
this.play(m);
- m.eval = (color == "w" ? -1 : 1) * maxeval;
- const moves2 = this.getAllValidMoves().concat([emptyMove]);
- m.next = moves2[0];
- moves2.forEach(m2 => {
- this.play(m2);
- const score = this.getCurrentScore();
- let mvEval = 0;
- if (score != "1/2") {
- if (score != "*") mvEval = (score == "1-0" ? 1 : -1) * maxeval;
- else mvEval = this.evalPosition();
- }
- if (
- (color == 'w' && mvEval > m.eval) ||
- (color == 'b' && mvEval < m.eval)
- ) {
- m.eval = mvEval;
- m.next = m2;
- }
- this.undo(m2);
- });
+ if (this.turn != color) m.eval = this.evalPosition();
+ else {
+ m.eval = (color == "w" ? -1 : 1) * maxeval;
+ const moves2 = this.getAllValidMoves().concat([emptyMove]);
+ m.next = moves2[0];
+ moves2.forEach(m2 => {
+ this.play(m2);
+ const score = this.getCurrentScore();
+ let mvEval = 0;
+ if (score != "1/2") {
+ if (score != "*") mvEval = (score == "1-0" ? 1 : -1) * maxeval;
+ else mvEval = this.evalPosition();
+ }
+ if (
+ (color == 'w' && mvEval > m.eval) ||
+ (color == 'b' && mvEval < m.eval)
+ ) {
+ m.eval = mvEval;
+ m.next = m2;
+ }
+ this.undo(m2);
+ });
+ }
this.undo(m);
});
moves.sort((a, b) => {
for (let i = 1; i < moves.length && moves[i].eval == moves[0].eval; i++)
candidates.push(i);
const mIdx = candidates[randInt(candidates.length)];
+ if (!moves[mIdx].next) return moves[mIdx];
const move2 = moves[mIdx].next;
delete moves[mIdx]["next"];
return [moves[mIdx], move2];