LeetCode CN to LeetCode COM Redirector with Abort Option

Redirect from leetcode.cn to leetcode.com with a loading animation and an option to abort.

K instalaci tototo skriptu si budete muset nainstalovat rozšíření jako Tampermonkey, Greasemonkey nebo Violentmonkey.

K instalaci tohoto skriptu si budete muset nainstalovat rozšíření jako Tampermonkey nebo Violentmonkey.

K instalaci tohoto skriptu si budete muset nainstalovat rozšíření jako Tampermonkey nebo Violentmonkey.

K instalaci tohoto skriptu si budete muset nainstalovat rozšíření jako Tampermonkey nebo Userscripts.

You will need to install an extension such as Tampermonkey to install this script.

K instalaci tohoto skriptu si budete muset nainstalovat manažer uživatelských skriptů.

(Už mám manažer uživatelských skriptů, nechte mě ho nainstalovat!)

You will need to install an extension such as Stylus to install this style.

You will need to install an extension such as Stylus to install this style.

You will need to install an extension such as Stylus to install this style.

You will need to install a user style manager extension to install this style.

You will need to install a user style manager extension to install this style.

You will need to install a user style manager extension to install this style.

(Už mám manažer uživatelských stylů, nechte mě ho nainstalovat!)

// ==UserScript==
// @name         LeetCode CN to LeetCode COM Redirector with Abort Option
// @namespace    http://tampermonkey.net/
// @version      2024-01-12#3
// @description  Redirect from leetcode.cn to leetcode.com with a loading animation and an option to abort.
// @author       Yuyang Wang
// @match        *://leetcode.cn/*
// @match        *://leetcode.com/*
// @icon         https://www.google.com/s2/favicons?sz=64&domain=leetcode.com
// @grant        GM_addStyle
// @license      MIT
// ==/UserScript==

(function() {
    'use strict';

    // Check if the current URL is from leetcode.cn
    if (window.location.host === 'leetcode.cn') {
        // Create a container for the loader
        // Create a container for the loader
        var loaderContainer = document.createElement("div");
        loaderContainer.style.position = "fixed";
        loaderContainer.style.top = "0";
        loaderContainer.style.left = "0";
        loaderContainer.style.width = "100%";
        loaderContainer.style.height = "100%";
        loaderContainer.style.display = "flex";
        loaderContainer.style.justifyContent = "center";
        loaderContainer.style.alignItems = "center";
        loaderContainer.style.backgroundColor = "rgba(0, 0, 0, 0.5)"; // 50% transparent background
        loaderContainer.innerHTML = '<div class="loader"></div>';

        // Create and style the abort button
        var abortButton = document.createElement("button");
        abortButton.innerHTML = "Abort Redirect";
        abortButton.style.position = "fixed";
        abortButton.style.top = "20px";
        abortButton.style.right = "20px";
        abortButton.style.zIndex = "1001";

        // Append the loader and the abort button to the body
        document.body.appendChild(loaderContainer);
        document.body.appendChild(abortButton);

        GM_addStyle(`
            .loader {
                border: 16px solid #f3f3f3;
                border-top: 16px solid #3498db;
                border-radius: 50%;
                width: 120px;
                height: 120px;
                animation: spin 1s linear infinite;
            }
            @keyframes spin {
                0% { transform: rotate(0deg); }
                100% { transform: rotate(360deg); }
            }
        `);

        // Create the new URL by replacing 'leetcode.cn' with 'leetcode.com'
        var newUrl = window.location.href.replace('leetcode.cn', 'leetcode.com');

        // Redirect to the new URL after a short delay to show the animation
        var redirectTimeout = setTimeout(function() {
            window.location.href = newUrl;
        }, 1000); // Adjust the time as needed

        // Function to abort the redirect
        abortButton.addEventListener('click', function() {
            loaderContainer.style.display = 'none';
            abortButton.style.display = 'none';
            clearTimeout(redirectTimeout);
        });
    }
})();