import { randInt } from "@/utils/alea";
export class Antiking1Rules extends BerolinaRules {
+
+ static get Options() {
+ return null;
+ }
+
static get PawnSpecs() {
return Object.assign(
{},
}
getPpath(b) {
- return b[1] == "a" ? "Antiking/" + b : b;
+ return (['a', 'p'].includes(b[1]) ? "Antiking/" : "") + b;
+ }
+
+ static IsGoodPosition(position) {
+ if (!ChessRules.IsGoodPosition(position)) return false;
+ const rows = position.split("/");
+ // Check that exactly one antiking of each color is there:
+ let antikings = { 'a': 0, 'A': 0 };
+ for (let row of rows) {
+ for (let i = 0; i < row.length; i++)
+ if (['A','a'].includes(row[i])) antikings[row[i]]++;
+ }
+ if (Object.values(antikings).some(v => v != 1)) return false;
+ return true;
}
setOtherVariables(fen) {
this.antikingPos["w"] = [i, k];
break;
default: {
- const num = parseInt(rows[i].charAt(j));
+ const num = parseInt(rows[i].charAt(j), 10);
if (!isNaN(num)) k += num - 1;
}
}
getPotentialAntikingMoves(sq) {
// The antiking moves like a king (only captured colors differ)
return this.getSlideNJumpMoves(
- sq,
- V.steps[V.ROOK].concat(V.steps[V.BISHOP]),
- "oneStep"
- );
+ sq, V.steps[V.ROOK].concat(V.steps[V.BISHOP]), 1);
}
isAttacked(sq, color) {
// Antiking is not attacked by king:
if (this.getPiece(x, y) == V.ANTIKING) return false;
return this.isAttackedBySlideNJump(
- [x, y],
- color,
- V.KING,
- V.steps[V.ROOK].concat(V.steps[V.BISHOP]),
- "oneStep"
- );
+ [x, y], color, V.KING, V.steps[V.ROOK].concat(V.steps[V.BISHOP]), 1);
}
isAttackedByAntiking([x, y], color) {
// (Anti)King is not attacked by antiking
if ([V.KING, V.ANTIKING].includes(this.getPiece(x, y))) return false;
return this.isAttackedBySlideNJump(
- [x, y],
- color,
- V.ANTIKING,
- V.steps[V.ROOK].concat(V.steps[V.BISHOP]),
- "oneStep"
- );
+ [x, y], color, V.ANTIKING, V.steps[V.ROOK].concat(V.steps[V.BISHOP]), 1);
}
underCheck(color) {
return res;
}
- getCheckSquares(color) {
+ getCheckSquares() {
+ const color = this.turn;
let res = [];
const oppCol = V.GetOppCol(color);
if (this.isAttacked(this.kingPos[color], oppCol))
static get SEARCH_DEPTH() {
return 2;
}
+
};