☰

Hardware Acceleration and Web Performance Enhancer

Toggle hardware acceleration and enhance web performance without logging users out

// ==UserScript==
// @name         Hardware Acceleration and Web Performance Enhancer
// @namespace    http://tampermonkey.net/
// @version      1.4
// @description  Toggle hardware acceleration and enhance web performance without logging users out
// @author       Tae
// @match        *://*/*
// @grant        none
// @license      MIT
// ==/UserScript==

(function() {
    'use strict';

    // Load Quicklink library to enhance link prefetching
    const script = document.createElement('script');
    script.src = 'https://unpkg.com/[email protected]/dist/quicklink.umd.js';
    script.onload = () => {
        if (typeof quicklink !== 'undefined') {
            try {
                quicklink.listen({
                    origins: true,
                    ignores: [
                        (uri) => uri.includes('logout'),
                        (uri) => uri.includes('login'),
                        (uri) => uri.includes('account')
                    ]
                });
            } catch (error) {
                console.error('Error initializing Quicklink:', error);
            }
        } else {
            console.error('Quicklink library is not available.');
        }
    };
    script.onerror = () => {
        console.error('Error loading Quicklink library.');
    };
    document.head.appendChild(script);

    // Global error listener
    window.addEventListener('error', (event) => {
        console.error('Script error:', event.message, 'at', event.filename, 'line', event.lineno);
    });

    // Prevent navigation to logout, login, or account pages on link clicks
    document.addEventListener('click', (event) => {
        const target = event.target.closest('a[href]');
        if (target && (target.href.includes('logout') || target.href.includes('login') || target.href.includes('account'))) {
            event.preventDefault();
            console.warn('Prevented navigation to:', target.href);
        }
    });

    // Prevent 503 errors by sending keep-alive requests
    const sendKeepAlive = () => {
        const url = '/keep-alive';
        if (navigator.sendBeacon) {
            try {
                navigator.sendBeacon(url, '');
            } catch (error) {
                console.error('Error sending beacon:', error);
            }
        } else {
            const xhr = new XMLHttpRequest();
            xhr.open('POST', url, true);
            xhr.onerror = () => {
                console.error('Error with keep-alive request:', xhr.statusText);
            };
            xhr.send('');
        }
    };
    setInterval(sendKeepAlive, 300000); // Send keep-alive request every 5 minutes

})();