Enhance your chess performance with a cutting-edge real-time move analysis and strategy assistance system
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// ==UserScript== // @name C.A.S (Chess Assistance System) // @namespace sayfpack // @author sayfpack // @version 2.0 // @homepageURL https://github.com/sayfpack13/chess-analysis-bot // @supportURL https://mmgc.life/ // @match https://www.chess.com/* // @grant GM_getValue // @grant GM_setValue // @grant GM_xmlhttpRequest // @grant GM_getResourceText // @grant GM_registerMenuCommand // @description Enhance your chess performance with a cutting-edge real-time move analysis and strategy assistance system // @require https://greasyfork.org/scripts/459136-usergui/code/UserGui.js?version=1143683 // @resource jquery.js https://cdn.jsdelivr.net/npm/[email protected]/dist/jquery.min.js // @resource chessboard.js https://raw.githubusercontent.com/Hakorr/Userscripts/main/Other/A.C.A.S/content/chessboard.js // @resource chessboard.css https://raw.githubusercontent.com/Hakorr/Userscripts/main/Other/A.C.A.S/content/chessboard.css // @resource lozza.js https://raw.githubusercontent.com/Hakorr/Userscripts/main/Other/A.C.A.S/content/lozza.js // @resource lozza2.js https://raw.githubusercontent.com/op12no2/lozza/master/history/2.6/lozza.js // @resource stockfish.js https://github.com/exoticorn/stockfish-js/releases/download/sf_5_js/stockfish.js // @resource stockfish2.js https://github.com/lichess-org/stockfish.js/releases/download/ddugovic-250718/stockfish.js // @run-at document-start // @inject-into content // ==/UserScript== /* e88~-_ e ,d88~~\ d888 \ d8b 8888 8888 /Y88b `Y88b 8888 / Y88b `Y88b, Y888 / d88b /____Y88b d88b 8888 "88_-~ Y88P / Y88b Y88P \__88P' Chess Assistance System (C.A.S) v1 | Q1 2023 [WARNING] - Please be advised that the use of C.A.S may violate the rules and lead to disqualification or banning from tournaments and online platforms. - The developers of C.A.S and related systems will NOT be held accountable for any consequences resulting from its use. - We strongly advise to use C.A.S only in a controlled environment ethically.*/ let show_opposite_moves=false; let use_book_moves=false; let engineIndex=4; // engine index let reload_every=5; // reload engine after x moves let enableUserLog=true; // enable engine log let reload_count=1; const repositoryRawURL = 'https://raw.githubusercontent.com/Hakorr/Userscripts/main/Other/A.C.A.S'; const repositoryURL = 'https://github.com/sayfpack13/chess-analysis-bot'; const LICHESS_API="https://lichess.org/api/cloud-eval"; const dbValues = { engineDepthQuery: 'engineDepthQuery', displayMovesOnSite: 'displayMovesOnSite', openGuiAutomatically: 'openGuiAutomatically', subtleMode: 'subtleMode', subtletiness: 'subtletiness' }; let Interface = null; let LozzaUtils = null; let initialized = false; let firstMoveMade = false; let engine = null; let engine2 = null; let engineObjectURL = null; let lastEngine=engineIndex; let engineObjectURL2 = null; let chessBoardElem = null; let turn = '-'; let playerColor = null; let lastFen = null; let uiChessBoard = null; let activeGuiMoveHighlights = []; let activeSiteMoveHighlights = []; let engineLogNum = 1; let userscriptLogNum = 1; let enemyScore=0; let myScore=0; function moveResult(from,to,power,clear=true){ if(clear){ removeSiteMoveMarkings(); Interface.boardUtils.removeBestMarkings(); } const isPlayerTurn = playerColor == turn; if(isPlayerTurn) // my turn myScore=myScore+Number(power); else enemyScore=enemyScore+Number(power); Interface.boardUtils.updateBoardPower(myScore,enemyScore); if(GM_getValue(dbValues.displayMovesOnSite)) { markMoveToSite(from, to, isPlayerTurn,clear); } Interface.boardUtils.markMove(from, to, isPlayerTurn,clear); Interface.stopBestMoveProcessingAnimation(); } function getBookMoves(fen,lichess,turn,depth="",movetime=""){ GM_xmlhttpRequest ({ method: "GET", url: LICHESS_API+"?fen="+fen+"&multiPv=3&variant=fromPosition", headers: { "Content-Type": "application/json" }, onload: function (response) { if(response.response.includes("error")){ getBestMoves(fen,lichess,turn,depth,movetime); }else{ let data=JSON.parse(response.response); let nextMove=data.pvs[0].moves.split(' ')[0]; let score=depth; moveResult(nextMove.slice(0,2),nextMove.slice(2,4),score,true); } },onerror: function(error){ getBestMoves(fen,lichess,turn,depth,movetime); } }); } function getNodeBestMoves(fen,lichess,turn,depth="",movetime=""){ GM_xmlhttpRequest ({ method: "GET", url: "http://localhost:5000/getBestMove?fen="+fen+"&depth="+depth+"&movetime="+movetime+"&turn="+turn+"&lichess="+lichess, headers: { "Content-Type": "application/json" }, onload: function (response) { if(response.response=="false"){ return; } let data=JSON.parse(response.response); let depth=data.depth; let power=data.score; let nextMove=data.move; let oppositeMove=data.opposite_move; moveResult(nextMove.slice(0,2),nextMove.slice(2,4),power,true); if(oppositeMove!="false" && show_opposite_moves) moveResult(oppositeMove.slice(0,2),oppositeMove.slice(2,4),power,false); },onerror: function(error){ console.log("check node server"); console.log("using local engine !!"); loadRandomChessengine(fen); } }); } function eloToTitle(elo) { return elo >= 2800 ? "Grand Master" : elo >= 2600 ? "International Master" : elo >= 2400 ? "Fide Master" : elo >= 2200 ? "National Master" : elo >= 2000 ? "Expert" : elo >= 1800 ? "Tournament Player" : elo >= 1700 ? "Experienced" : elo >= 1600 ? "Experienced" : elo >= 1400 ? "Intermediate" : elo >= 1200 ? "Average" : elo >= 1000 ? "Casual" : "Beginner"; } const engineEloArr = [ { elo: 1200, data: 'go depth 1' }, { elo: 1300, data: 'go depth 2' }, { elo: 1450, data: 'go depth 3' }, { elo: 1750, data: 'go depth 4' }, { elo: 2000, data: 'go depth 5' }, { elo: 2200, data: 'go depth 6' }, { elo: 2400, data: 'go depth 7' }, { elo: 2600, data: 'go depth 8' }, { elo: 2800, data: 'go depth 9' }, { elo: 3000, data: 'go depth 10' }, { elo: 3200, data: 'go depth 11' }, { elo: 3300, data: 'go depth 12' }, { elo: 3400, data: 'go depth 13' } ]; function getCurrentEngineElo() { return engineEloArr.find(x => x.data == GM_getValue(dbValues.engineDepthQuery))?.elo; } function getEloDescription(elo,depth){ return `Power: ${elo}, Desc: (${eloToTitle(elo)}), DEPTH: ${Number(depth)+1}`; } const Gui = new UserGui; Gui.settings.window.title = 'C.A.S'; Gui.settings.window.external = true; Gui.settings.window.size.width = 500; Gui.settings.gui.external.popup = false; Gui.settings.gui.external.style += GM_getResourceText('chessboard.css'); Gui.settings.gui.external.style += ` div[class^='board'] { background-color: black; } .best-move-from { background-color: #31ff7f; transform: scale(0.85); } .best-move-to { background-color: #31ff7f; } .negative-best-move-from { background-color: #fd0000; transform: scale(0.85); } .negative-best-move-to { background-color: #fd0000; } body { display: block; margin-left: auto; margin-right: auto; width: 360px; } #fen { margin-left: 10px; } #engine-log-container { max-height: 35vh; overflow: auto!important; } #userscript-log-container { max-height: 35vh; overflow: auto!important; } .sideways-card { display: flex; align-items: center; justify-content: space-between; } .rendered-form .card { margin-bottom: 10px; } .hidden { display: none; } .main-title-bar { display: flex; justify-content: space-between; } @keyframes wiggle { 0% { transform: scale(1); } 80% { transform: scale(1); } 85% { transform: scale(1.1); } 95% { transform: scale(1); } 100% { transform: scale(1); } } .wiggle { display: inline-block; animation: wiggle 1s infinite; } `; function FenUtils() { this.board = [ [1,1,1,1,1,1,1,1], [1,1,1,1,1,1,1,1], [1,1,1,1,1,1,1,1], [1,1,1,1,1,1,1,1], [1,1,1,1,1,1,1,1], [1,1,1,1,1,1,1,1], [1,1,1,1,1,1,1,1], [1,1,1,1,1,1,1,1], ]; this.pieceCodeToFen = pieceStr => { const [pieceColor, pieceName] = pieceStr.split(''); return pieceColor == 'w' ? pieceName.toUpperCase() : pieceName.toLowerCase(); } this.getFenCodeFromPieceElem = pieceElem => { return this.pieceCodeToFen([...pieceElem.classList].find(x => x.match(/^(b|w)[prnbqk]{1}$/))); } this.getPieceColor = pieceFenStr => { return pieceFenStr == pieceFenStr.toUpperCase() ? 'w' : 'b'; } this.getPieceOppositeColor = pieceFenStr => { return this.getPieceColor(pieceFenStr) == 'w' ? 'b' : 'w'; } this.squeezeEmptySquares = fenStr => { return fenStr.replace(/11111111/g, '8') .replace(/1111111/g, '7') .replace(/111111/g, '6') .replace(/11111/g, '5') .replace(/1111/g, '4') .replace(/111/g, '3') .replace(/11/g, '2'); } this.posToIndex = pos => { const [x, y] = pos.split(''); return { 'y': 8 - y, 'x': 'abcdefgh'.indexOf(x) }; } this.getBoardPiece = pos => { const indexObj = this.posToIndex(pos); return this.board[indexObj.y][indexObj.x]; } this.getRights = () => { let rights = ''; // check for white const e1 = this.getBoardPiece('e1'), h1 = this.getBoardPiece('h1'), a1 = this.getBoardPiece('a1'); if(e1 == 'K' && h1 == 'R') rights += 'K'; if(e1 == 'K' && a1 == 'R') rights += 'Q'; //check for black const e8 = this.getBoardPiece('e8'), h8 = this.getBoardPiece('h8'), a8 = this.getBoardPiece('a8'); if(e8 == 'k' && h8 == 'r') rights += 'k'; if(e8 == 'k' && a8 == 'r') rights += 'q'; return rights ? rights : '-'; } this.getBasicFen = () => { const pieceElems = [...chessBoardElem.querySelectorAll('.piece')]; pieceElems.forEach(pieceElem => { const pieceFenCode = this.getFenCodeFromPieceElem(pieceElem); const [xPos, yPos] = pieceElem.classList.toString().match(/square-(\d)(\d)/).slice(1); this.board[8 - yPos][xPos - 1] = pieceFenCode; }); const basicFen = this.squeezeEmptySquares(this.board.map(x => x.join('')).join('/')); return basicFen; } this.getFen = () => { const basicFen = this.getBasicFen(); const rights = this.getRights(); return `${basicFen} ${turn} ${rights} - 0 1`; } } function InterfaceUtils() { this.boardUtils = { findSquareElem: (squareCode) => { if(!Gui?.document) return; return Gui.document.querySelector(`.square-${squareCode}`); }, markMove: (fromSquare, toSquare, isPlayerTurn,clear=true) => { if(!Gui?.document) return; const [fromElem, toElem] = [this.boardUtils.findSquareElem(fromSquare), this.boardUtils.findSquareElem(toSquare)]; if(isPlayerTurn && clear) { fromElem.classList.add('best-move-from'); toElem.classList.add('best-move-to'); } else { fromElem.classList.add('negative-best-move-from'); toElem.classList.add('negative-best-move-to'); } activeGuiMoveHighlights.push(fromElem); activeGuiMoveHighlights.push(toElem); }, removeBestMarkings: () => { if(!Gui?.document) return; activeGuiMoveHighlights.forEach(elem => { elem.classList.remove('best-move-from', 'best-move-to', 'negative-best-move-from', 'negative-best-move-to'); }); activeGuiMoveHighlights = []; }, updateBoardFen: fen => { if(!Gui?.document) return; Gui.document.querySelector('#fen').textContent = fen; }, updateBoardPower: (myScore,enemyScore) => { if(!Gui?.document) return; Gui.document.querySelector('#enemy-score').textContent = enemyScore; Gui.document.querySelector('#my-score').textContent = myScore; }, updateBoardOrientation: orientation => { if(!Gui?.document) return; const orientationElem = Gui?.document?.querySelector('#orientation'); if(orientationElem) { orientationElem.textContent = orientation; } } } this.engineLog = str => { if(!Gui?.document || enableUserLog==0) return; const logElem = document.createElement('div'); logElem.classList.add('list-group-item'); if(str.includes('info')) logElem.classList.add('list-group-item-info'); if(str.includes('bestmove')) logElem.classList.add('list-group-item-success'); logElem.innerText = `#${engineLogNum++} ${str}`; Gui.document.querySelector('#engine-log-container').prepend(logElem); } this.log = str => { if(!Gui?.document || enableUserLog==0) return; const logElem = document.createElement('div'); logElem.classList.add('list-group-item'); if(str.includes('info')) logElem.classList.add('list-group-item-info'); if(str.includes('bestmove')) logElem.classList.add('list-group-item-success'); const container = Gui?.document?.querySelector('#userscript-log-container'); if(container) { logElem.innerText = `#${userscriptLogNum++} ${str}`; container.prepend(logElem); } } this.getBoardOrientation = () => { return document.querySelector('.board.flipped') ? 'b' : 'w'; } this.updateBestMoveProgress = text => { if(!Gui?.document) return; const progressBarElem = Gui.document.querySelector('#best-move-progress'); progressBarElem.innerText = text; progressBarElem.classList.remove('hidden'); progressBarElem.classList.add('wiggle'); } this.stopBestMoveProcessingAnimation = () => { if(!Gui?.document) return; const progressBarElem = Gui.document.querySelector('#best-move-progress'); progressBarElem.classList.remove('wiggle'); } this.hideBestMoveProgress = () => { if(!Gui?.document) return; const progressBarElem = Gui.document.querySelector('#best-move-progress'); if(!progressBarElem.classList.contains('hidden')) { progressBarElem.classList.add('hidden'); this.stopBestMoveProcessingAnimation(); } } } function LozzaUtility() { this.separateMoveCodes = moveCode => { moveCode = moveCode.trim(); let move = moveCode.split(' ')[1]; return [move.slice(0,2), move.slice(2,4)]; } this.extractInfo = str => { const keys = ['time', 'nps', 'depth']; return keys.reduce((acc, key) => { const match = str.match(`${key} (\\d+)`); if (match) { acc[key] = Number(match[1]); } return acc; }, {}); } } function fenSquareToChessComSquare(fenSquareCode) { const [x, y] = fenSquareCode.split(''); return `square-${['abcdefgh'.indexOf(x) + 1]}${y}`; } function markMoveToSite(fromSquare, toSquare, isPlayerTurn,clear) { const highlight = (fenSquareCode, style) => { const squareClass = fenSquareToChessComSquare(fenSquareCode); const highlightElem = document.createElement('div'); highlightElem.classList.add('highlight'); highlightElem.classList.add(squareClass); highlightElem.dataset.testElement = 'highlight'; highlightElem.style = style; activeSiteMoveHighlights.push(highlightElem); const existingHighLight = document.querySelector(`.highlight.${squareClass}`); if(existingHighLight) { existingHighLight.remove(); } chessBoardElem.prepend(highlightElem); } const defaultFromSquareStyle = 'background-color: rgb(249 121 255 / 90%); border: 4px solid rgb(0 0 0 / 50%);'; const defaultToSquareStyle = 'background-color: rgb(129 129 129 / 90%); border: 4px dashed rgb(0 0 0 / 50%);'; const negativeFromSquareStyle = 'background-color: rgb(255 0 0 / 20%); border: 4px solid rgb(0 0 0 / 50%);'; const negativeToSquareStyle = 'background-color: rgb(255 0 0 / 20%); border: 4px dashed rgb(0 0 0 / 50%);'; const subtleMode = GM_getValue(dbValues.subtleMode); const subtletiness = GM_getValue(dbValues.subtletiness); highlight(fromSquare, subtleMode ? `background-color: rgb(0 0 0 / ${subtletiness}%);` : (clear ? defaultFromSquareStyle : negativeFromSquareStyle)); highlight(toSquare, subtleMode ? `background-color: rgb(0 0 0 / ${subtletiness}%);` : (clear ? defaultToSquareStyle : negativeToSquareStyle)); } function removeSiteMoveMarkings() { activeSiteMoveHighlights.forEach(elem => { elem?.remove(); }); activeSiteMoveHighlights = []; } function updateBestMove(mutationArr) { const Fen = new FenUtils(); let currentFen = Fen.getFen(); if(currentFen != lastFen) { lastFen = currentFen; if(mutationArr) { const attributeMutationArr = mutationArr.filter(m => m.target.classList.contains('piece') && m.attributeName == 'class'); if(attributeMutationArr?.length) { turn = Fen.getPieceOppositeColor(Fen.getFenCodeFromPieceElem(attributeMutationArr[0].target)); Interface.log(`Turn updated to ${turn}!`); } } Interface.stopBestMoveProcessingAnimation(); currentFen = Fen.getFen(); Interface.boardUtils.removeBestMarkings(); removeSiteMoveMarkings(); Interface.boardUtils.updateBoardFen(currentFen); if(engineIndex!=4) reloadChessEngine(()=>{ // send engine only when it's my turn if(playerColor == null || turn == playerColor) { Interface.log('Sending best move request to the engine!'); let depth = engineEloArr.findIndex(x => x.data == GM_getValue(dbValues.engineDepthQuery))+1; if(use_book_moves){ getBookMoves(currentFen,false,turn,depth); }else{ getBestMoves(currentFen,false,turn,depth); } } }); } } function getBestMoves(fen,lichess,turn,depth=0,movetime=""){ if(engineIndex!=4){ // local engines engine.postMessage(`position fen ${fen}`); engine.postMessage(GM_getValue(dbValues.engineDepthQuery)); }else{ // node server console.log("using node server"); getNodeBestMoves(fen,lichess,turn,depth,movetime); } } function observeNewMoves() { updateBestMove(); const boardObserver = new MutationObserver(mutationArr => { const lastPlayerColor = playerColor; updatePlayerColor(); if(playerColor != lastPlayerColor) { Interface.log(`Player color changed from ${lastPlayerColor} to ${playerColor}!`); updateBestMove(); } else { updateBestMove(mutationArr); } }); boardObserver.observe(chessBoardElem, { childList: true, subtree: true, attributes: true }); } function addGuiPages() { if(Gui?.document) return; Gui.addPage("Main", ` <div class="rendered-form"> <script>${GM_getResourceText('jquery.js')}</script> <script>${GM_getResourceText('chessboard.js')}</script> <div class="card"> <div class="card-body"> <div class="main-title-bar"> <h5 class="card-title">Live Chessboard</h5> <p id="best-move-progress"></p> </div> <div id="board" style="width: 447px"></div> </div> <div id="orientation" class="hidden"></div> <div class="card-footer sideways-card">FEN :<small class="text-muted"><div id="fen"></div></small></div> <div class="card-footer sideways-card">ENEMY SCORE :<div id="enemy-score"></div></div> <div class="card-footer sideways-card">MY SCORE : <div id="my-score"></div></div> </div> <script> const orientationElem = document.querySelector('#orientation'); const fenElem = document.querySelector('#fen'); let board = ChessBoard('board', { pieceTheme: '${repositoryRawURL}/content/chesspieces/{piece}.svg', position: 'start', orientation: '${playerColor == 'b' ? 'black' : 'white'}' }); const orientationObserver = new MutationObserver(() => { board = ChessBoard('board', { pieceTheme: '${repositoryRawURL}/content/chesspieces/{piece}.svg', position: fenElem.textContent, orientation: orientationElem.textContent == 'b' ? 'black' : 'white' }); }); const fenObserver = new MutationObserver(() => { board.position(fenElem.textContent); }); orientationObserver.observe(orientationElem, { attributes: true, childList: true, characterData: true }); fenObserver.observe(fenElem, { attributes: true, childList: true, characterData: true }); </script> </div> `); Gui.addPage('Log', ` <div class="rendered-form"> <div class="card"> <div class="card-body"> <h5 class="card-title">Userscript Log</h5> <ul class="list-group" id="userscript-log-container"></ul> </div> </div> <div class="card"> <div class="card-body"> <h5 class="card-title">Engine Log</h5> <ul class="list-group" id="engine-log-container"></ul> </div> </div> </div> `); const depth = engineEloArr.findIndex(x => x.data == GM_getValue(dbValues.engineDepthQuery)); const subtletiness = GM_getValue(dbValues.subtletiness); const displayMovesOnSite = GM_getValue(dbValues.displayMovesOnSite) == true; const openGuiAutomatically = GM_getValue(dbValues.openGuiAutomatically) == true; const subtleMode = GM_getValue(dbValues.subtleMode) == true; Gui.addPage('Settings', ` <div class="rendered-form"> <div class="card"> <div class="card-body"> <h5 class="card-title">Engine</h5> <div class="form-group field-select-engine"> <select class="form-control" name="select-engine" id="select-engine"> <option value="option-lozza" id="select-engine-0">Lozza</option> <option value="option-lozza2" id="select-engine-1">Lozza 2</option> <option value="option-stockfish" id="select-engine-2">Stockfish</option> <option value="option-stockfish2" id="select-engine-3">Stockfish 2</option> <option value="option-nodeserver" id="select-engine-4">Node Server</option> </select> </div> </div> </div> <div class="card"> <div class="card-body"> <h5 class="card-title">Engine Strength</h5> <input type="range" class="form-range" min="0" max="${engineEloArr.length - 1}" value="${depth}" id="depth-range"> </div> <div class="card-footer sideways-card" id="depth-elo">Elo <small id="elo">${getEloDescription(getCurrentEngineElo(),depth)}</small></div> </div> <div class="card"> <div class="card-body"> <h5 class="card-title">Other</h5> <div> <input type="checkbox" id="enable-user-log" ${enableUserLog ? 'checked' : ''}> <label for="enable-user-log">Enable User Scripts Log</label> </div> <div> <input type="checkbox" id="use-book-moves" ${use_book_moves ? 'checked' : ''}> <label for="use-book-moves">Use book moves</label> </div> <div> <input type="checkbox" id="show-opposite-moves" ${show_opposite_moves ? 'checked' : ''}> <label for="show-opposite-moves">Show Opponent best moves</label> </div> <div> <label for="reload-count">Reload Engine every</label> <input type="number" id="reload-count" value="${reload_every}"> <label for="reload-count"> moves</label> </div> </div> <div class="card"> <div class="card-body"> <h5 class="card-title">Visual</h5> <div id="display-moves-on-site-warning" class="alert alert-danger ${displayMovesOnSite ? '' : 'hidden'}"> <strong>Highly risky!</strong> DOM manipulation (moves displayed on site) is easily detectable! Use with caution. </div> <input type="checkbox" id="display-moves-on-site" ${displayMovesOnSite ? 'checked' : ''}> <label for="display-moves-on-site">Display moves on site</label> <!-- Display moves on site additional settings --> <div class="card ${displayMovesOnSite ? '' : 'hidden'}" id="display-moves-on-site-additional"> <div class="card-body"> <!-- Open GUI automatically checkbox --> <div> <input type="checkbox" id="open-gui-automatically" ${openGuiAutomatically ? 'checked' : ''}> <label for="open-gui-automatically">Open GUI automatically</label> </div> <!-- Subtle mode settinngs --> <div> <!-- Subtle mode checkbox --> <div> <input type="checkbox" id="subtle-mode" ${subtleMode ? 'checked' : ''}> <label for="subtle-mode">Subtle mode</label> </div> <!-- Subtle mode additional settings --> <div> <div class="card ${subtleMode ? '' : 'hidden'}" id="subtletiness-range-container"> <div class="card-body"> <!-- Subtletiness range --> <h6 class="card-title">Visibility</h6> <input type="range" class="form-range" min="1" max="50" value="${subtletiness}" id="subtletiness-range"> </div> <div class="card-footer sideways-card">Percentage <small id="subtletiness-info">${subtletiness}%</small></div> </div> </div> </div> </div> </div> </div> </div> </div> `); } function openGUI() { Interface.log(`Opening GUI!`); const hide = elem => elem.classList.add('hidden'); const show = elem => elem.classList.remove('hidden'); Gui.open(() => { const depthEloElem = Gui.document.querySelector('#depth-elo'); const depthRangeElem = Gui.document.querySelector('#depth-range'); const eloElem = Gui.document.querySelector('#elo'); const engineElem = Gui.document.querySelector('#select-engine'); engineElem.selectedIndex=engineIndex; const useLocalEngineElem = Gui.document.querySelector('#use-book-moves'); const showOppositeMovesElem = Gui.document.querySelector('#show-opposite-moves'); const displayMovesOnSiteElem = Gui.document.querySelector('#display-moves-on-site'); const displayMovesOnSiteWarningElem = Gui.document.querySelector('#display-moves-on-site-warning'); const openGuiAutomaticallyElem = Gui.document.querySelector('#open-gui-automatically'); const openGuiAutomaticallyAdditionalElem = Gui.document.querySelector('#display-moves-on-site-additional'); const subtleModeElem = Gui.document.querySelector('#subtle-mode'); const subtletinessRangeContainerElem = Gui.document.querySelector('#subtletiness-range-container'); const subtletinessRange = Gui.document.querySelector('#subtletiness-range'); const subtletinessInfo = Gui.document.querySelector('#subtletiness-info'); const reloadEveryElem = Gui.document.querySelector('#reload-count'); const enableUserLogElem = Gui.document.querySelector('#enable-user-log'); enableUserLogElem.onchange=()=>{ const isChecked=enableUserLogElem.checked; if(isChecked) enableUserLog=true; else enableUserLog=false; } reloadEveryElem.onchange=()=>{ reload_every=reloadEveryElem.value; } engineElem.onchange = () =>{ lastEngine=engineIndex; engineIndex=engineElem.selectedIndex; if(engineObjectURL){ URL.revokeObjectURL(engineObjectURL); engineObjectURL=null; } Interface.stopBestMoveProcessingAnimation(); Interface.boardUtils.removeBestMarkings(); removeSiteMoveMarkings(); if(engineIndex==4){ Interface.boardUtils.updateBoardPower(0,0); }else{ reloadChessEngine(()=>{ }); } } depthRangeElem.onchange = () => { const depth = depthRangeElem.value; const engineEloObj = engineEloArr[depth]; const description = getEloDescription(engineEloObj.elo,depth); const engineQuery = engineEloObj.data; GM_setValue(dbValues.engineDepthQuery, engineQuery); eloElem.innerText = description; }; showOppositeMovesElem.onchange=()=>{ const isChecked = showOppositeMovesElem.checked; if(isChecked){ show_opposite_moves=true; }else{ show_opposite_moves=false; } } useLocalEngineElem.onchange=()=>{ const isChecked = useLocalEngineElem.checked; if(isChecked){ use_book_moves=true; }else{ use_book_moves=false; } } displayMovesOnSiteElem.onchange = () => { const isChecked = displayMovesOnSiteElem.checked; if(isChecked) { GM_setValue(dbValues.displayMovesOnSite, true); show(displayMovesOnSiteWarningElem); show(openGuiAutomaticallyAdditionalElem); openGuiAutomaticallyElem.checked = GM_getValue(dbValues.openGuiAutomatically); } else { GM_setValue(dbValues.displayMovesOnSite, false); GM_setValue(dbValues.openGuiAutomatically, true); hide(displayMovesOnSiteWarningElem); hide(openGuiAutomaticallyAdditionalElem); } }; openGuiAutomaticallyElem.onchange = () => { GM_setValue(dbValues.openGuiAutomatically, openGuiAutomaticallyElem.checked); }; subtleModeElem.onchange = () => { const isChecked = subtleModeElem.checked; if(isChecked) { GM_setValue(dbValues.subtleMode, true); show(subtletinessRangeContainerElem); } else { GM_setValue(dbValues.subtleMode, false); hide(subtletinessRangeContainerElem); } }; subtletinessRange.onchange = () => { GM_setValue(dbValues.subtletiness, subtletinessRange.value); subtletinessInfo.innerText = `${subtletinessRange.value}%`; }; window.onunload = () => { if(Gui.window && !Gui.window.closed) { Gui.window.close(); } }; const isWindowClosed = setInterval(() => { if(Gui.window.closed) { clearInterval(isWindowClosed); if(engine!=null) engine.terminate(); } }, 1000); observeNewMoves(); Interface.log('Initialized!'); }); } function reloadChessEngine(callback) { if(reload_count>=reload_every){ reload_count=1; Interface.log(`Reloading the chess engine!`); if(engine) engine.terminate(); if(engine2) engine2.terminate(); loadChessEngine(callback); } else{ reload_count=reload_count+1; callback(); } } function loadRandomChessengine(fen){ if(!engineObjectURL2) engineObjectURL2 = URL.createObjectURL(new Blob([GM_getResourceText('stockfish2.js')], {type: 'application/javascript'})); if(engineObjectURL2){ engine2 = new Worker(engineObjectURL2); engine2.onmessage = e => { if(e.data.includes('bestmove')) { let move = e.data.split(' ')[1]; let move2 = e.data.split(' ')[3]; moveResult(move.slice(0,2),move.slice(2,4),0,true); if((move2!=undefined || move2!="") && show_opposite_moves){ moveResult(move2.slice(0,2),move2.slice(2,4),0,false); } } }; engine2.postMessage('ucinewgame'); engine2.postMessage(`position fen ${fen}`); engine2.postMessage(GM_getValue(dbValues.engineDepthQuery)); } } function loadChessEngine(callback) { if(!engineObjectURL) { if(engineIndex==0) engineObjectURL = URL.createObjectURL(new Blob([GM_getResourceText('lozza.js')], {type: 'application/javascript'})); else if(engineIndex==1) engineObjectURL = URL.createObjectURL(new Blob([GM_getResourceText('lozza2.js')], {type: 'application/javascript'})); else if(engineIndex==2) engineObjectURL = URL.createObjectURL(new Blob([GM_getResourceText('stockfish.js')], {type: 'application/javascript'})); else if(engineIndex==3) engineObjectURL = URL.createObjectURL(new Blob([GM_getResourceText('stockfish2.js')], {type: 'application/javascript'})); } if(engineObjectURL) { engine = new Worker(engineObjectURL); engine.onmessage = e => { if(e.data.includes('bestmove')) { let move = e.data.split(' ')[1]; let move2 = e.data.split(' ')[3]; moveResult(move.slice(0,2),move.slice(2,4),0,true); if((move2!=undefined || move2!="") && show_opposite_moves){ moveResult(move2.slice(0,2),move2.slice(2,4),0,false); } } else if(e.data.includes('info')) { const infoObj = LozzaUtils.extractInfo(e.data); if(infoObj?.depth) { Interface.updateBestMoveProgress(`Depth ${infoObj.depth}`); } } Interface.engineLog(e.data); }; engine.postMessage('ucinewgame'); Interface.log(`Loaded the chess engine!`); } callback(); } function initializeDatabase() { const initValue = (name, value) => { if(GM_getValue(name) == undefined) { GM_setValue(name, value); } }; initValue(dbValues.engineDepthQuery, 'go depth 5'); initValue(dbValues.displayMovesOnSite, false); initValue(dbValues.subtleMode, false); initValue(dbValues.openGuiAutomatically, true); initValue(dbValues.subtletiness, 25); Interface.log(`Initialized the database!`); } async function updatePlayerColor() { const boardOrientation = Interface.getBoardOrientation(); playerColor = boardOrientation; turn = boardOrientation; Interface.boardUtils.updateBoardOrientation(playerColor); } async function initialize(openInterface) { Interface = new InterfaceUtils(); LozzaUtils = new LozzaUtility(); const boardOrientation = Interface.getBoardOrientation(); turn = boardOrientation; initializeDatabase(); loadChessEngine(()=>{ }); updatePlayerColor(); if(openInterface) { addGuiPages(); openGUI(); } else { observeNewMoves(); } } if(typeof GM_registerMenuCommand == 'function') { GM_registerMenuCommand("Open C.A.S", e => { if(chessBoardElem) { initialize(true); } }, 's'); } const waitForChessBoard = setInterval(() => { const boardElem = document.querySelector('chess-board'); const firstPieceElem = document.querySelector('.piece'); if(boardElem && firstPieceElem && chessBoardElem != boardElem) { chessBoardElem = boardElem; if(window.location.href != 'https://www.chess.com/play') { const openGuiAutomatically = GM_getValue(dbValues.openGuiAutomatically); if(openGuiAutomatically == undefined) { initialize(true); } else { initialize(openGuiAutomatically); } } } }, 1000);
