just focus!
// ==UserScript==
// @name LeetCode Focus Mode
// @namespace http://tampermonkey.net/
// @version 0.1
// @description just focus!
// @author litt1e-p
// @match https://leetcode-cn.com/problemset/*
// @match https://leetcode-cn.com/problems/*
// @match https://leetcode-cn.com/contest/*/problems/*
// @match https://leetcode.com/problemset/*
// @match https://leetcode.com/problems/*
// @match https://leetcode.com/contest/*/problems/*
// @grant GM_setValue
// @grant GM_getValue
// ==/UserScript==
(function(){
var nel = document.querySelector('#navbar-root');
if (!nel) return;
function insertStyle() {
const style = document.createElement('style');
style.innerHTML = `
.lc-nav-func-btn {
width: 100px;
height: 44px;
background: #fff;
border: 1px solid #ddd;
color: #666;
font-size: 16px;
z-index: 999999;
position: absolute;
right: 0;
top: 0px;
}
`
document.body.appendChild(style);
}
function insertBtn() {
var el = document.createElement('button');
el.setAttribute('class', 'lc-nav-func-btn');
el.addEventListener('click', btnEvent)
document.body.appendChild(el);
}
function toggleBtn(active = true) {
var el = document.querySelector('.lc-nav-func-btn');
if (!el) return;
el.innerText = active ? 'hide' : 'show';
}
function els () {
var usNav = '#navbar-root';
var cat = '.category-group-base';
var sid = '.blog-sidebar';
var cnNav = '#noj-navbar';
var flo = '.floating-layer-container';
var els = [usNav, cnNav, cat, sid, flo];
var rs = [];
for (var i = 0, l = els.length; i < l; i++) {
const el = document.querySelector(els[i]);
if (el) rs.push(el);
}
return rs;
}
function toggleEls(show = true) {
var ls = els();
for (let i = 0, l = ls.length; i < l; i++) {
ls[i].style.display = (show ? 'block' : 'none');
}
}
function btnEvent(e) {
var el = e.target;
var s = el.innerText === 'show';
toggleState(s);
syncState(s);
}
function toggleState(s) {
setTimeout(() => {
toggleBtn(s);
toggleEls(s);
}, 20);
}
function syncState(show = false) {
window.localStorage.setItem('lc-focus-show#', show ? 1 : 0)
}
function savedState() {
return window.localStorage.getItem('lc-focus-show#')
}
function initState() {
let s = savedState();
if (s === null) return;
toggleState(+s);
}
function main() {
insertStyle();
insertBtn();
toggleBtn();
initState();
}
main();
})();