92 lines
2.7 KiB
JavaScript
92 lines
2.7 KiB
JavaScript
// mainScript.js
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import userAgents from './userAgents.js';
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// Declare the script variable
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//
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let script;
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window.downloadPGN = function() {
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const username = document.getElementById('usernameInput').value;
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if (!username) {
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alert('Please enter a username.');
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return;
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}
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// Create a callback function to handle the JSONP response for archives
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const archivesCallback = 'handleArchivesResponse';
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window[archivesCallback] = function(data) {
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document.head.removeChild(script); // Remove the script element after execution
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threddGames(data); // Pass the list of archive URLs to the threaded function
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};
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// Fetch player archives using JSONP
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playerArchives(username, archivesCallback);
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};
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function getRandomUserAgent() {
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return userAgents[Math.floor(Math.random() * userAgents.length)];
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}
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async function playerArchives(username, callback) {
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// Replace 'YOUR_API_KEY' with your Chess.com API key
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const url = `https://api.chess.com/pub/player/${username}/games/archives`;
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const response = await fetch(url);
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const data = await response.json();
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window[callback](data.archives);
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}
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async function playerMonthly(url, callback) {
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const user_agent = getRandomUserAgent();
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const headers = {
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'User-Agent': user_agent,
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};
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const response = await fetch(url + '/pgn', { headers });
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const games = await response.text();
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window[callback](games); // Execute the callback function with the PGN data
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}
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async function threddGames(archiveURLs) {
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const gamesList = [];
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// Using Promise.all to wait for all threads to complete
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await Promise.all(archiveURLs.map(async (url) => {
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return new Promise(async (resolve) => {
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const monthlyGamesCallback = 'handleMonthlyGamesResponse';
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window[monthlyGamesCallback] = function(data) {
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handleDownload(data, gamesList, resolve);
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};
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// Fetch monthly games using JSONP
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await playerMonthly(url, monthlyGamesCallback);
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});
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}));
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// Combine and save the games to a file
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const pgnDb = gamesList.join('\n\n');
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const username = document.getElementById('usernameInput').value;
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createDownloadLink(pgnDb, `${username}.pgn`);
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}
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function handleDownload(data, gamesList, resolve) {
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gamesList.push(data);
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resolve(); // Resolve the promise to indicate completion of this thread
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}
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function createDownloadLink(data, filename) {
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const blob = new Blob([data], { type: 'application/octet-stream' });
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const url = URL.createObjectURL(blob);
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const a = document.createElement('a');
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a.href = url;
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a.download = filename;
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document.body.appendChild(a);
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a.click();
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document.body.removeChild(a);
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URL.revokeObjectURL(url);
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}
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