| 1 | import { ChessRules, PiPo, Move } from "@/base_rules"; |
| 2 | |
| 3 | export const VariantRules = class RifleRules extends ChessRules { |
| 4 | static get HasEnpassant() { |
| 5 | // Due to the capturing mode, en passant is disabled |
| 6 | return false; |
| 7 | } |
| 8 | |
| 9 | getBasicMove([sx, sy], [ex, ey], tr) { |
| 10 | let mv = new Move({ |
| 11 | appear: [], |
| 12 | vanish: [], |
| 13 | start: {x:sx, y:sy}, |
| 14 | end: {x:ex, y:ey} |
| 15 | }); |
| 16 | if (this.board[ex][ey] != V.EMPTY) { |
| 17 | // No movement: just vanishing enemy piece |
| 18 | mv.vanish = [ |
| 19 | new PiPo({ |
| 20 | x: ex, |
| 21 | y: ey, |
| 22 | c: this.getColor(ex, ey), |
| 23 | p: this.getPiece(ex, ey) |
| 24 | }) |
| 25 | ]; |
| 26 | } |
| 27 | else { |
| 28 | // Normal move |
| 29 | mv.appear = [ |
| 30 | new PiPo({ |
| 31 | x: ex, |
| 32 | y: ey, |
| 33 | c: tr ? tr.c : this.getColor(sx, sy), |
| 34 | p: tr ? tr.p : this.getPiece(sx, sy) |
| 35 | }) |
| 36 | ]; |
| 37 | mv.vanish = [ |
| 38 | new PiPo({ |
| 39 | x: sx, |
| 40 | y: sy, |
| 41 | c: this.getColor(sx, sy), |
| 42 | p: this.getPiece(sx, sy) |
| 43 | }) |
| 44 | ]; |
| 45 | } |
| 46 | |
| 47 | return mv; |
| 48 | } |
| 49 | }; |