From: Benjamin Auder Date: Thu, 15 Apr 2021 12:43:08 +0000 (+0200) Subject: Fix Cwda (track kings) X-Git-Url: https://git.auder.net/doc/html/vendor/img/css/%7B%7B%20pkg.url%20%7D%7D?a=commitdiff_plain;h=0652acd930d017fedef630c22f36868efad78d45;p=vchess.git Fix Cwda (track kings) --- diff --git a/client/src/variants/Cwda.js b/client/src/variants/Cwda.js index 40127208..f8cc6d9f 100644 --- a/client/src/variants/Cwda.js +++ b/client/src/variants/Cwda.js @@ -109,6 +109,24 @@ export class CwdaRules extends ChessRules { this.army2 = armies.charAt(1); } + scanKings(fen) { + this.kingPos = { w: [-1, -1], b: [-1, -1] }; + const fenRows = V.ParseFen(fen).position.split("/"); + for (let i = 0; i < fenRows.length; i++) { + let k = 0; + for (let j = 0; j < fenRows[i].length; j++) { + const newChar = fenRows[i].charAt(j); + if (['a', 'e', 'k'].includes(newChar)) this.kingPos["b"] = [i, k]; + else if (['A', 'E', 'K'].includes(newChar)) this.kingPos["w"] = [i, k]; + else { + const num = parseInt(fenRows[i].charAt(j), 10); + if (!isNaN(num)) k += num - 1; + } + k++; + } + } + } + static ParseFen(fen) { return Object.assign( { armies: fen.split(" ")[5] }, @@ -572,6 +590,28 @@ export class CwdaRules extends ChessRules { return super.isAttackedByQueen(sq, color); } + postPlay(move) { + const c = V.GetOppCol(this.turn); + const piece = move.appear[0].p; + // Update king position + flags + if (['k', 'a', 'e'].includes(piece)) { + this.kingPos[c][0] = move.appear[0].x; + this.kingPos[c][1] = move.appear[0].y; + this.castleFlags[c] = [V.size.y, V.size.y]; + } + // Next call is still required because the king may eat an opponent's rook + // TODO: castleFlags will be turned off twice then. + super.updateCastleFlags(move, piece); + } + + postUndo(move) { + // (Potentially) Reset king position + const c = this.getColor(move.start.x, move.start.y); + const piece = move.appear[0].p; + if (['k', 'a', 'e'].includes(piece)) + this.kingPos[c] = [move.start.x, move.start.y]; + } + static get VALUES() { return Object.assign( {