Fix Align4, fix mushrooms effect for Chakart
[xogo.git] / variants / Align4 / class.js
1 import ChessRules from "/base_rules.js";
2
3 export default class Align4Rules extends ChessRules {
4
5 static get Options() {
6 return {
7 select: [{
8 label: "Randomness",
9 variable: "randomness",
10 defaut: 0,
11 options: [
12 {label: "Deterministic", value: 0},
13 {label: "Random", value: 1}
14 ]
15 }],
16 styles: ["atomic", "capture", "cylinder"]
17 };
18 }
19
20 get hasReserve() {
21 return true;
22 }
23 get hasReserveFen() {
24 return false;
25 }
26
27 genRandInitFen(seed) {
28 const baseFen = super.genRandInitFen(seed);
29 const fen = baseFen.replace("rnbqkbnr/pppppppp", "4k3/8");
30 const fenParts = baseFen.split(" ");
31 let others = JSON.parse(fenParts[3]);
32 others["flags"] = others["flags"].substr(0, 2) + "88";
33 return fenParts.slice(0, 3).join(" ") + " " + JSON.stringify(others);
34 }
35
36 initReserves() {
37 this.reserve = { b: { p: 1 } };
38 }
39
40 // Just do not update any reserve (infinite supply)
41 updateReserve() {}
42
43 getCurrentScore(move) {
44 const score = super.getCurrentScore(move);
45 if (score != "*")
46 return score;
47 // Check pawns connection:
48 for (let i = 0; i < this.size.x; i++) {
49 for (let j = 0; j < this.size.y; j++) {
50 if (
51 this.board[i][j] != "" &&
52 this.getColor(i, j) == 'b' &&
53 this.getPiece(i, j) == 'p'
54 ) {
55 // Exploration "rightward + downward" is enough
56 for (let step of [[1, 0], [0, 1], [1, 1], [-1, 1]]) {
57 let [ii, jj] = [i + step[0], j + step[1]];
58 let kounter = 1;
59 while (
60 this.onBoard(ii, jj) &&
61 this.board[ii][jj] != "" &&
62 this.getColor(ii, jj) == 'b' &&
63 this.getPiece(ii, jj) == 'p'
64 ) {
65 kounter++;
66 ii += step[0];
67 jj += step[1];
68 }
69 if (kounter == 4)
70 return "0-1";
71 }
72 }
73 }
74 }
75 return "*";
76 }
77
78 };