X-Git-Url: https://git.auder.net/?a=blobdiff_plain;f=client%2Fsrc%2Fvariants%2FSuicide.js;h=3b3c03cda80354d9ff2bab68031b36b98fd3b49c;hb=4313762da3237b04f204e121a20cab3ba7bb5dd2;hp=1304ba985a23fd19ccfdfa87a5d535564981b4fe;hpb=32f6285ee325a14286562a53baefc647201df2af;p=vchess.git diff --git a/client/src/variants/Suicide.js b/client/src/variants/Suicide.js index 1304ba98..3b3c03cd 100644 --- a/client/src/variants/Suicide.js +++ b/client/src/variants/Suicide.js @@ -3,11 +3,8 @@ import { ArrayFun } from "@/utils/array"; import { shuffle } from "@/utils/alea"; export class SuicideRules extends ChessRules { - static get HasFlags() { - return false; - } - static get HasCastle() { + static get HasFlags() { return false; } @@ -19,6 +16,34 @@ export class SuicideRules extends ChessRules { ); } + static IsGoodPosition(position) { + if (position.length == 0) return false; + const rows = position.split("/"); + if (rows.length != V.size.x) return false; + // Just check that at least one piece of each color is there: + let pieces = { "w": 0, "b": 0 }; + for (let row of rows) { + let sumElts = 0; + for (let i = 0; i < row.length; i++) { + const lowerRi = row[i].toLowerCase(); + if (V.PIECES.includes(lowerRi)) { + pieces[row[i] == lowerRi ? "b" : "w"]++; + sumElts++; + } + else { + const num = parseInt(row[i], 10); + if (isNaN(num)) return false; + sumElts += num; + } + } + if (sumElts != V.size.y) return false; + } + if (Object.values(pieces).some(v => v == 0)) return false; + return true; + } + + scanKings() {} + // Trim all non-capturing moves (not the most efficient, but easy) static KeepCaptures(moves) { return moves.filter(m => m.vanish.length == 2); @@ -27,12 +52,11 @@ export class SuicideRules extends ChessRules { // Stop at the first capture found (if any) atLeastOneCapture() { const color = this.turn; - const oppCol = V.GetOppCol(color); for (let i = 0; i < V.size.x; i++) { for (let j = 0; j < V.size.y; j++) { if ( this.board[i][j] != V.EMPTY && - this.getColor(i, j) != oppCol && + this.getColor(i, j) == color && this.getPotentialMovesFrom([i, j]).some(m => m.vanish.length == 2) ) { return true; @@ -111,14 +135,13 @@ export class SuicideRules extends ChessRules { return -super.evalPosition(); } - static GenRandInitFen(randomness) { - if (randomness == 0) + static GenRandInitFen(options) { + if (options.randomness == 0) return "rnbqkbnr/pppppppp/8/8/8/8/PPPPPPPP/RNBQKBNR w 0 -"; let pieces = { w: new Array(8), b: new Array(8) }; - // Shuffle pieces on first and last rank for (let c of ["w", "b"]) { - if (c == 'b' && randomness == 1) { + if (c == 'b' && options.randomness == 1) { pieces['b'] = pieces['w']; break; } @@ -130,8 +153,10 @@ export class SuicideRules extends ChessRules { if (rem2 == positions[1] % 2) { // Fix bishops (on different colors) for (let i=2; i<8; i++) { - if (positions[i] % 2 != rem2) + if (positions[i] % 2 != rem2) { [positions[1], positions[i]] = [positions[i], positions[1]]; + break; + } } } for (let i = 0; i < 8; i++) pieces[c][positions[i]] = composition[i]; @@ -144,4 +169,5 @@ export class SuicideRules extends ChessRules { " w 0 -" ); } + };