// ==UserScript==
// @name         🔥净化LeetCode复制内容、自动开启差别对比🔥
// @namespace    com.zhaolei
// @require      https://cdn.staticfile.org/jquery/3.4.1/jquery.min.js
// @version      0.2
// @description  去除leetcode上烦人的复制小尾巴，自动开启差别比对(搬运自symant233作者的Beautify插件，对其功能进行了精简)。
// @author       zhaolei
// @match        *://leetcode-cn.com/*
// @icon         https://www.google.com/s2/favicons?domain=tampermonkey.net
// @license      GPL-3.0
// @grant        none
// ==/UserScript==
(function() {
'use strict';
if (!$) { var $ = window.jQuery; }
function listeningCopyEvent() {
self.addEventListener('copy', (e) => {
const selection = document.getSelection()
if (selection.toString() !== "") {
e.preventDefault()
e.clipboardData.setData('text', selection.toString())
}
})
}
listeningCopyEvent()
function enableDiff () {
const btn = document.querySelector('label[class*="Label-StyledSwitch"]');
if (btn && !btn.getAttribute('beautify-data')) {
btn.setAttribute('beautify-data', true);
btn.click();
}
}
setTimeout(() => {
$('div[class*=second-section-container] > div:last-child button').click();
new Promise(resolve => {
const container = document.querySelector('div[class*="CodeAreaContainer"]');
if (container) {
new MutationObserver((mutationList) => {
mutationList.forEach((mutation) => {
if (mutation.oldValue) enableDiff();
});
}).observe(container, {
attributes: true,
attributeOldValue: true,
subtree: true,
});
}
resolve();
});
}, 2600);
})();