From: Benjamin Auder Date: Tue, 13 Sep 2022 14:21:23 +0000 (+0200) Subject: Finish code refactoring to generate initial positions (untested) X-Git-Url: https://git.auder.net/js/doc/pieces/DESCRIPTION?a=commitdiff_plain;h=7c03823594cef3ce6e8da7ac1d7d3504c73695a9;p=xogo.git Finish code refactoring to generate initial positions (untested) --- diff --git a/base_rules.js b/base_rules.js index cdce2a1..162fad0 100644 --- a/base_rules.js +++ b/base_rules.js @@ -220,11 +220,13 @@ export default class ChessRules { ['r', 'n', 'b', 'q', 'k', 'b', 'n', 'r'], { between: {p1: 'k', p2: 'r'}, - diffCol: ['b'] + diffCol: ['b'], + flags: ['r'] } ); return { - fen: s.b + "/pppppppp/8/8/8/8/PPPPPPPP/" + s.w, + fen: s.b.join("") + "/pppppppp/8/8/8/8/PPPPPPPP/" + + s.w.join("").toUpperCase(), o: {flags: s.flags} }; } @@ -356,9 +358,6 @@ export default class ChessRules { if (this.options[opt.variable] === undefined) this.options[opt.variable] = opt.defaut; }); - if (o.genFenOnly) - // This object will be used only for initial FEN generation - return; // Some variables this.playerColor = o.color; @@ -965,7 +964,7 @@ export default class ChessRules { // TODO: onpointerdown/move/up ? See reveal.js /controllers/touch.js } - // NOTE: not called if isDiagram, or genFenOnly + // NOTE: not called if isDiagram removeListeners() { let container = document.getElementById(this.containerId); this.windowResizeObs.unobserve(container); diff --git a/utils/setupPieces.js b/utils/setupPieces.js index 988903e..7cd6779 100644 --- a/utils/setupPieces.js +++ b/utils/setupPieces.js @@ -5,7 +5,7 @@ export class FenUtil = { // arg o (constraints): "between" with p1 and p2. // "flags", "diffCol": array of pieceType setupRow(arr, o) { - let res = arr; + let res = JSON.parse(JSON.stringify(arr)); if (o.randomness >= 1) res = Random.shuffle(arr); let flags = ""; @@ -57,9 +57,10 @@ export class FenUtil = { const row1 = FenUtil.setupRow(arr, o); const row2 = o.randomness == 2 ? FenUtil.setupRow(arr, o) : row1; return { - w: row1.fen.toUpperCase, + w: row1.fen, b: row2.fen, flags: row1.flags + row2.flags }; } + }; diff --git a/variants/Alapo/class.js b/variants/Alapo/class.js index e613140..3707ac8 100644 --- a/variants/Alapo/class.js +++ b/variants/Alapo/class.js @@ -1,6 +1,7 @@ import ChessRules from "/base_rules.js"; import {ArrayFun} from "/utils/array.js"; import {Random} from "/utils/alea.js"; +import {FenUtil} from "/utils/setupPieces.js"; export default class AlapoRules extends ChessRules { @@ -29,55 +30,20 @@ export default class AlapoRules extends ChessRules { } genRandInitBaseFen() { - let fen = ""; - if (this.options["randomness"] == 0) - fen = "rbqqbr/tcssct/6/6/TCSSCT/RBQQBR"; - else { - const piece2pawn = { - r: 't', - q: 's', - b: 'c' - }; - let pieces = { w: new Array(6), b: new Array(6) }; - // Shuffle pieces on first (and last rank if randomness == 2) - for (let c of ["w", "b"]) { - if (c == 'b' && this.options["randomness"] == 1) { - pieces['b'] = pieces['w']; - break; - } - let positions = ArrayFun.range(6); - // Get random squares for bishops - let randIndex = 2 * Random.randInt(3); - const bishop1Pos = positions[randIndex]; - let randIndex_tmp = 2 * Random.randInt(3) + 1; - const bishop2Pos = positions[randIndex_tmp]; - positions.splice(Math.max(randIndex, randIndex_tmp), 1); - positions.splice(Math.min(randIndex, randIndex_tmp), 1); - // Get random square for queens - randIndex = Random.randInt(4); - const queen1Pos = positions[randIndex]; - positions.splice(randIndex, 1); - randIndex = Random.randInt(3); - const queen2Pos = positions[randIndex]; - positions.splice(randIndex, 1); - // Rooks positions are now fixed, - const rook1Pos = positions[0]; - const rook2Pos = positions[1]; - pieces[c][rook1Pos] = "r"; - pieces[c][bishop1Pos] = "b"; - pieces[c][queen1Pos] = "q"; - pieces[c][queen2Pos] = "q"; - pieces[c][bishop2Pos] = "b"; - pieces[c][rook2Pos] = "r"; - } - fen = ( - pieces["b"].join("") + "/" + - pieces["b"].map(p => piece2pawn[p]).join("") + - "/6/6/" + - pieces["w"].map(p => piece2pawn[p].toUpperCase()).join("") + "/" + - pieces["w"].join("").toUpperCase() - ); - } + const s = + FenUtil.setupPieces(['r', 'b', 'q', 'q', 'b', 'r'], {diffCol: ['b']}); + const piece2pawn = { + r: 't', + q: 's', + b: 'c' + }; + const fen = ( + s.b.join("") + "/" + + s.b.map(p => piece2pawn[p]).join("") + + "/6/6/" + + s.w.map(p => piece2pawn[p].toUpperCase()).join("") + "/" + + s.w.join("").toUpperCase() + ); return { fen: fen, o: {} }; } diff --git a/variants/Ambiguous/class.js b/variants/Ambiguous/class.js index 5e7029c..3043b7b 100644 --- a/variants/Ambiguous/class.js +++ b/variants/Ambiguous/class.js @@ -1,5 +1,5 @@ import ChessRules from "/base_rules.js"; -import GiveawayRules from "/variants/Giveaway/class.js"; +import {FenUtil} from "/utils/setupPieces.js"; export default class AmbiguousRules extends ChessRules { @@ -23,9 +23,13 @@ export default class AmbiguousRules extends ChessRules { } genRandInitBaseFen() { - const options = Object.assign({mode: "suicide"}, this.options); - const gr = new GiveawayRules({options: options, genFenOnly: true}); - return gr.genRandInitBaseFen(); + const s = FenUtil.setupPieces( + ['r', 'n', 'b', 'q', 'k', 'b', 'n', 'r'], {diffCol: ['b']}); + return { + fen: s.b.join("") + "/pppppppp/8/8/8/8/PPPPPPPP/" + + s.w.join("").toUpperCase(), + o: {} + }; } canStepOver(x, y) { diff --git a/variants/Balaklava/class.js b/variants/Balaklava/class.js index 2922b02..ad189cb 100644 --- a/variants/Balaklava/class.js +++ b/variants/Balaklava/class.js @@ -1,4 +1,5 @@ import ChessRules from "/base_rules.js"; +import {FenUtil} from "/utils/setupPieces.js"; export default class BalaklavaRules extends ChessRules { @@ -32,10 +33,12 @@ export default class BalaklavaRules extends ChessRules { } genRandInitBaseFen() { - const baseFen = super.genRandInitBaseFen(); + const s = FenUtil.setupPieces( + ['r', 'm', 'b', 'q', 'k', 'b', 'm', 'r'], {diffCol: ['b']}); return { - fen: baseFen.fen.replace(/n/g, 'm').replace(/N/g, 'M'), - o: baseFen.o + fen: s.b.join("") + "/pppppppp/8/8/8/8/PPPPPPPP/" + + s.w.join("").toUpperCase(), + o: {} }; } diff --git a/variants/Baroque/class.js b/variants/Baroque/class.js index 240f130..f87d768 100644 --- a/variants/Baroque/class.js +++ b/variants/Baroque/class.js @@ -1,5 +1,5 @@ -import GiveawayRules from "/variants/Giveaway/class.js"; import AbstractSpecialCaptureRules from "/variants/_SpecialCaptures.js"; +import {FenUtil} from "/utils/setupPieces.js"; import {Random} from "/utils/alea.js"; export default class BaroqueRules extends AbstractSpecialCaptureRules { @@ -33,27 +33,20 @@ export default class BaroqueRules extends AbstractSpecialCaptureRules { } genRandInitBaseFen() { - if (this.options["randomness"] == 0) - return "rnbkqbnm/pppppppp/8/8/8/8/PPPPPPPP/MNBQKBNR"; - const options = Object.assign({mode: "suicide"}, this.options); - const gr = new GiveawayRules({options: options, genFenOnly: true}); - let res = gr.genRandInitBaseFen(); - let immPos = {}; - for (let c of ['w', 'b']) { - const rookChar = (c == 'w' ? 'R' : 'r'); - switch (Random.randInt(2)) { - case 0: - immPos[c] = res.fen.indexOf(rookChar); - break; - case 1: - immPos[c] = res.fen.lastIndexOf(rookChar); - break; - } + const s = FenUtil.setupPieces( + ['r', 'n', 'b', 'q', 'k', 'b', 'n', 'i'], {diffCol: ['b']}); + if (this.options["randomness"] <= 1) { + // Fix immobilizers/rooks pattern + const toExchange1 = s.w.indexOf('r'), + toExchange2 = s.w.indexOf('i'); + s.w[toExchange1] = 'i'; + s.w[toExchange2] = 'r'; } - res.fen = res.fen.substring(0, immPos['b']) + 'i' + - res.fen.substring(immPos['b'] + 1, immPos['w']) + 'I' + - res.fen.substring(immPos['w'] + 1); - return res; + return { + fen: s.b.join("") + "/pppppppp/8/8/8/8/PPPPPPPP/" + + s.w.join("").toUpperCase(), + o: {} + }; } pieces() { diff --git a/variants/Chakart/class.js b/variants/Chakart/class.js index 96a53f3..aefbcd0 100644 --- a/variants/Chakart/class.js +++ b/variants/Chakart/class.js @@ -1,7 +1,7 @@ import ChessRules from "/base_rules.js"; -import GiveawayRules from "/variants/Giveaway/class.js"; import {ArrayFun} from "/utils/array.js"; import {Random} from "/utils/alea.js"; +import {FenUtil} from "/utils/setupPieces.js"; import PiPo from "/utils/PiPo.js"; import Move from "/utils/Move.js"; @@ -131,11 +131,13 @@ export default class ChakartRules extends ChessRules { } genRandInitBaseFen() { - const options = Object.assign({mode: "suicide"}, this.options); - const gr = new GiveawayRules({options: options, genFenOnly: true}); - let res = gr.genRandInitBaseFen(); - res.o["flags"] = "1111"; //Peach + Mario flags - return res; + const s = FenUtil.setupPieces( + ['r', 'n', 'b', 'q', 'k', 'b', 'n', 'r'], {diffCol: ['b']}); + return { + fen: s.b.join("") + "/pppppppp/8/8/8/8/PPPPPPPP/" + + s.w.join("").toUpperCase(), + o: {flags: "1111"} //Peach + Mario + }; } fen2board(f) { diff --git a/variants/Giveaway/class.js b/variants/Giveaway/class.js index 3f27e5f..fd23954 100644 --- a/variants/Giveaway/class.js +++ b/variants/Giveaway/class.js @@ -1,6 +1,7 @@ import ChessRules from "/base_rules.js"; import {ArrayFun} from "/utils/array.js"; import {Random} from "/utils/alea.js"; +import {FenUtil} from "/utils/setupPieces.js"; export default class GiveawayRules extends ChessRules { @@ -37,42 +38,18 @@ export default class GiveawayRules extends ChessRules { } genRandInitBaseFen() { - if (this.options["mode"] == "losers") - return super.genRandInitBaseFen(); - - let fen = ""; - if (this.options["randomness"] == 0) - fen = "rnbqkbnr/pppppppp/8/8/8/8/PPPPPPPP/RNBQKBNR"; - else { - let pieces = { w: new Array(8), b: new Array(8) }; - for (let c of ["w", "b"]) { - if (c == 'b' && this.options["randomness"] == 1) { - pieces['b'] = pieces['w']; - break; - } - // Get random squares for every piece, totally freely - let positions = Random.shuffle(ArrayFun.range(8)); - const composition = ['b', 'b', 'r', 'r', 'n', 'n', 'k', 'q']; - const rem2 = positions[0] % 2; - if (rem2 == positions[1] % 2) { - // Fix bishops (on different colors) - for (let i=2; i<8; i++) { - 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]; - } - fen = ( - pieces["b"].join("") + - "/pppppppp/8/8/8/8/PPPPPPPP/" + - pieces["w"].join("").toUpperCase() - ); + let setupOpts = {diffCol: ['b']}; + if (this.options["mode"] == "losers") { + setupOpts["between"] = ['k', 'r']; + setupOpts["flags"] = ['r']; } - return { fen: fen, o: {} }; + const s = FenUtil.setupPieces( + ['r', 'n', 'b', 'q', 'k', 'b', 'n', 'r'], setupOpts); + return { + fen: s.b.join("") + "/pppppppp/8/8/8/8/PPPPPPPP/" + + s.w.join("").toUpperCase(), + o: {flags: s.flags} + }; } constructor(o) { diff --git a/variants/Suction/class.js b/variants/Suction/class.js index 889a37f..6a66a06 100644 --- a/variants/Suction/class.js +++ b/variants/Suction/class.js @@ -1,5 +1,5 @@ import ChessRules from "/base_rules.js"; -import GiveawayRules from "/variants/Giveaway/class.js"; +import {FenUtil} from "/utils/setupPieces.js"; import PiPo from "/utils/PiPo.js"; import Move from "/utils/Move.js"; @@ -42,9 +42,13 @@ export default class SuctionRules extends ChessRules { } genRandInitBaseFen() { - const options = Object.assign({mode: "suicide"}, this.options); - const gr = new GiveawayRules({options: options, genFenOnly: true}); - return gr.genRandInitBaseFen(); + const s = FenUtil.setupPieces( + ['r', 'n', 'b', 'q', 'k', 'b', 'n', 'r'], {diffCol: ['b']}); + return { + fen: s.b.join("") + "/pppppppp/8/8/8/8/PPPPPPPP/" + + s.w.join("").toUpperCase(), + o: {} + }; } getPartFen(o) { diff --git a/variants/Weiqi/class.js b/variants/Weiqi/class.js index 714ada8..ca13fe1 100644 --- a/variants/Weiqi/class.js +++ b/variants/Weiqi/class.js @@ -89,7 +89,7 @@ export default class WeiqiRules extends ChessRules { constructor(o) { super(o); - if (!o.genFenOnly && !o.diagram) { + if (!o.diagram) { this.passListener = () => { if (this.turn == this.playerColor) { let mv = {