hide locked problems in LeetCode
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/* eslint-env greasemonkey, browser */
// ==UserScript==
// @name leetcode-hide-locked
// @namespace weibo.com/flowmemo
// @version 0.1.0
// @description hide locked problems in LeetCode
// @author flowmemo
// @match https://leetcode.com/problemset/*
// @grant none
// @license MIT
// @supportURL https://github.com/leetcode-hide-locked
// ==/UserScript==
; (function () {
'use strict'
function removeLocked () {
const locked = document.getElementsByClassName('fa-lock')
Array.prototype.forEach.call(locked, item => {
const tr = item.parentElement.parentElement.parentElement
if (tr.tagName === 'TR') tr.style.display = 'none'
})
}
const problemList = document.querySelector('div[data-reactroot]')
const observer = new MutationObserver(removeLocked)
observer.observe(problemList, { childList: true, subtree: true })
})()