Merge branch 'simu'
[vchess.git] / client / src / variants / Bishopawns.js
CommitLineData
737a5daf
BA
1import { ChessRules } from "@/base_rules";
2
3export class BishopawnsRules extends ChessRules {
4 static get PawnSpecs() {
5 return Object.assign(
6 {},
7 ChessRules.PawnSpecs,
8 // The promotion piece doesn't matter, the game is won
9 { promotions: [V.QUEEN] }
10 );
11 }
12
13 static get HasFlags() {
14 return false;
15 }
16
17 scanKings() {}
18
19 static GenRandInitFen() {
20 return "8/ppp5/8/8/8/8/8/5B2 w 0 -";
21 }
22
23 filterValid(moves) {
24 return moves;
25 }
26
27 getCheckSquares() {
28 return [];
29 }
30
31 getCurrentScore() {
32 // If all pieces of some color vanished, the opponent wins:
33 for (let c of ['w', 'b']) {
34 if (this.board.every(b => b.every(cell => !cell || cell[0] != c)))
35 return (c == 'w' ? "0-1" : "1-0");
36 }
37 // Did a black pawn promote? Can the bishop take it?
38 const qIdx = this.board[7].findIndex(cell => cell[1] == V.QUEEN);
39 if (qIdx >= 0 && !super.isAttackedByBishop([7, qIdx], 'w'))
40 return "0-1";
41 if (!this.atLeastOneMove()) return "1/2";
42 return "*";
43 }
44
45 postPlay() {}
46 postUndo() {}
47
48 static get SEARCH_DEPTH() {
49 return 4;
50 }
51};