Fix FenUtil.setupPieces and Antiking variants
[xogo.git] / variants / Capablanca / class.js
1 import ChessRules from "/base_rules.js";
2
3 export default class CapablancaRules extends ChessRules {
4
5 get pawnPromotions() {
6 return ['q', 'e', 's', 'r', 'n', 'b'];
7 }
8
9 pieces(color, x, y) {
10 let newPieces = {
11 'e': {
12 "class": "empress",
13 both: [
14 {
15 steps: [
16 [1, 0], [-1, 0], [0, 1], [0, -1]
17 ]
18 },
19 {
20 steps: [
21 [1, 2], [1, -2], [-1, 2], [-1, -2],
22 [2, 1], [-2, 1], [2, -1], [-2, -1]
23 ],
24 range: 1
25 }
26 ]
27 },
28 's': {
29 "class": "princess",
30 both: [
31 {
32 steps: [
33 [1, 1], [1, -1], [-1, 1], [-1, -1]
34 ]
35 },
36 {
37 steps: [
38 [1, 2], [1, -2], [-1, 2], [-1, -2],
39 [2, 1], [-2, 1], [2, -1], [-2, -1]
40 ],
41 range: 1
42 }
43 ]
44 }
45 };
46 return Object.assign(newPieces, super.pieces(color, x, y));
47 }
48
49 get size() {
50 return {x: 8, y: 10};
51 }
52
53 genRandInitBaseFen() {
54 const s = FenUtil.setupPieces(
55 ['r', 'n', 's', 'b', 'q', 'k', 'b', 'e', 'n', 'r'],
56 {
57 randomness: this.options["randomness"],
58 between: {p1: 'k', p2: 'r'},
59 diffCol: ['b'],
60 flags: ['r']
61 }
62 );
63 return {
64 fen: s.b.join("") + "/pppppppppp/91/91/91/91/PPPPPPPPPP/" +
65 s.w.join("").toUpperCase(),
66 o: {flags: s.flags}
67 };
68 }
69
70 };