// ==UserScript==
// @name         Better Luogu!
// @namespace    http://tampermonkey.net/
// @version      1.4.5
// @description:zh  洛谷扩展
// @description  Luogu Expansion
// @author       volatile
// @match        *://*.luogu.com.cn/*
// @icon         https://fecdn.luogu.com.cn/luogu/logo.png?0fdd294ff62e331d2f70e1a37ba4ee02
// @grant        GM_addStyle
// @grant        GM_getValue
// @grant        GM_setValue
// @grant        GM_deleteValue
// @grant        GM_listValues
// @grant        GM_setClipboard
// @grant        GM_xmlhttpRequest
// @grant        GM_getResourceText
// @grant        unsafeWindow
// @connect      baidu.com
// @license      MIT
// @downloadURL none
// ==/UserScript==

(function() {
    'use strict';
    //进入插件
    console.log("This is Better Luogu!");
    console.log("\n          _____                    _____                    _____                    _____            _____          \n         /\\    \\                  /\\    \\                  /\\    \\                  /\\    \\          /\\    \\         \n        /::\\____\\                /::\\    \\                /::\\____\\                /::\\____\\        /::\\    \\        \n       /::::|   |               /::::\\    \\              /:::/    /               /:::/    /       /::::\\    \\       \n      /:::::|   |              /::::::\\    \\            /:::/   _/___            /:::/    /       /::::::\\    \\      \n     /::::::|   |             /:::/\\:::\\    \\          /:::/   /\\    \\          /:::/    /       /:::/\\:::\\    \\     \n    /:::/|::|   |            /:::/__\\:::\\    \\        /:::/   /::\\____\\        /:::/    /       /:::/  \\:::\\    \\    \n   /:::/ |::|   |           /::::\\   \\:::\\    \\      /:::/   /:::/    /       /:::/    /       /:::/    \\:::\\    \\   \n  /:::/  |::|   | _____    /::::::\\   \\:::\\    \\    /:::/   /:::/   _/___    /:::/    /       /:::/    / \\:::\\    \\  \n /:::/   |::|   |/\\    \\  /:::/\\:::\\   \\:::\\    \\  /:::/___/:::/   /\\    \\  /:::/    /       /:::/    /   \\:::\\ ___\\ \n/:: /    |::|   /::\\____\\/:::/__\\:::\\   \\:::\\____\\|:::|   /:::/   /::\\____\\/:::/____/       /:::/____/  ___\\:::|    |\n\\::/    /|::|  /:::/    /\\:::\\   \\:::\\   \\::/    /|:::|__/:::/   /:::/    /\\:::\\    \\       \\:::\\    \\ /\\  /:::|____|\n \\/____/ |::| /:::/    /  \\:::\\   \\:::\\   \\/____/  \\:::\\/:::/   /:::/    /  \\:::\\    \\       \\:::\\    /::\\ \\::/    / \n         |::|/:::/    /    \\:::\\   \\:::\\    \\       \\::::::/   /:::/    /    \\:::\\    \\       \\:::\\   \\:::\\ \\/____/  \n         |::::::/    /      \\:::\\   \\:::\\____\\       \\::::/___/:::/    /      \\:::\\    \\       \\:::\\   \\:::\\____\\    \n         |:::::/    /        \\:::\\   \\::/    /        \\:::\\__/:::/    /        \\:::\\    \\       \\:::\\  /:::/    /    \n         |::::/    /          \\:::\\   \\/____/          \\::::::::/    /          \\:::\\    \\       \\:::\\/:::/    /     \n         /:::/    /            \\:::\\    \\               \\::::::/    /            \\:::\\    \\       \\::::::/    /      \n        /:::/    /              \\:::\\____\\               \\::::/    /              \\:::\\____\\       \\::::/    /       \n        \\::/    /                \\::/    /                \\::/____/                \\::/    /        \\::/____/        \n         \\/____/                  \\/____/                  ~~                       \\/____/                          \n                                                                                                                     ");

    var css = ".newlgmenu{width: 100vw; height: 80vh; display: none; align-items: center; justify-content: center; font-size: 16px; } .NEWLG-menu{width: 600px; height: 550px; display: flex; flex-direction: column; padding: 40px; position: relative; z-index: 100; background: inherit; border-radius: 18px; overflow: hidden; color: black; } .NEWLG-menu::before{ content: \"\"; width: calc\(100%  + 20px\); height: calc\(100% + 20px\); position: absolute; top: -10px; left: -10px; overflow:hidden; background: inherit; box-shadow: inset 0 0 0 200px rgba\(255, 255, 255, 0.75\); filter: blur\(5px\); z-index: -1; } .NEWLG-menu input { margin: 6px 0; height: 36px; border: none; background-color: rgba\(255, 255, 255, 0.75\); border-radius: 4px; padding: 0 14px; color: #3d5245; } .NEWLG-menu button { border: none; background: transparent; } .search-container { width: 10%; height: 50px; display: none; z-index: 114514; position: fixed; top: 20px; left: 500px; }.search-box {padding: 10px;border: 1px solid #ddd;border-radius: 4px;font-size: 16px;transition: border-color 0.3s;}.search-box:focus {border-color: #4A90E2;box-shadow: 0 0 8px rgba(74, 144, 226, 0.5);} #mask { position: fixed; left: 0; top: 0; width: 100%; height: 100%; background: rgba(0, 0, 0, 0.5); z-index: 1000; }";
    var style = document.createElement("style");
    style.innerHTML = css;
    document.head.appendChild(style);

    let nowurl = window.location.href;
    console.log(nowurl);

    let nowcolor1;
    let nowcolor="";
    if(nowurl == 'https://www.luogu.com.cn/'){
        nowcolor1 = document.querySelector('#app-old > div.lg-index-content.am-center > div:nth-child(1) > div > div > div > div.am-u-md-4.lg-punch.am-text-center > h2 > a').className;
        for(let i=0;i<nowcolor1.length;i++){
            if(nowcolor1[i]==' ') break;
            nowcolor = nowcolor + nowcolor1[i];
        }
    }
    console.log(nowcolor);


    function getcookie(name){
        const cookiestring = document.cookie;
        const cookies = cookiestring.split('; ');
        for(const cookie of cookies){
            const [cookiename, cookievalue] = cookie.split('=');
            if(cookiename === name) return cookievalue;
        }
        if(name == 'color'){
            const time = new Date();
            time.setDate(time.getDate() + 365);
            document.cookie = "color=" + nowcolor + ";expires=" + time.toUTCString();
            return nowcolor;
        }
        else if(name == 'hanger'){
            const time = new Date();
            time.setDate(time.getDate() + 365);
            document.cookie = "hanger=null" + ";expires=" + time.toUTCString();
            return "null";
        }
        else if(name == 'tag'){
            const time = new Date();
            time.setDate(time.getDate() + 365);
            document.cookie = "tag=null" + ";expires=" + time.toUTCString();
            return "null";
        }
        else if(name == 'version'){
            const time = new Date();
            time.setDate(time.getDate() + 119810);
            document.cookie = "version=1.4.4" + ";expires=" + time.toUTCString();
            return "1.4.4";
        }
    }

    function deletecookie(name){
        document.cookie = name+ '=; expires=Thu, 01 Jan 1970 00:00:01 GMT; path=/';
    }

    function colorschange(changecolor){
        if(changecolor == 'lg-fg-gray') return 'rgb\(191, 191, 191\)';
        else if(changecolor == 'lg-fg-blue') return 'rgb\(14, 144, 210\)';
        else if(changecolor == 'lg-fg-green') return 'rgb\(94, 185, 94\)';
        else if(changecolor == 'lg-fg-orange') return 'rgb\(230, 126 34\)';
        else if(changecolor == 'lg-fg-red') return 'rgb\(231, 76, 60\)';
        else if(changecolor == 'lg-fg-purple') return 'rgb\(142, 68, 173\)';
        else if(changecolor == 'lg-fg-brown') return 'rgb\(173, 139, 0\)';
    }

    if(getcookie('version') != '1.4.5'){
        const time = new Date();
        time.setDate(time.getDate() + 1919810);
        document.cookie = "version=1.4.5" + ";expires=" + time.toUTCString();
        alert('new luogu 1.4.5！');
        alert('更新：1.修复了NEWLG图标在除主页外的地方会在其他图标上的bug');
        alert('2.给图标添加了链接，虽然网站还没做好');
    }

    let changecolor = getcookie('color');

    let tagchange = getcookie('tag');
    let tag = document.createElement("span");
    let tagcolor;
    if(changecolor != 'lg-fg-blue' && changecolor != 'lg-fg-orange'){
        tagcolor = changecolor.replace('fg','bg');
        tag.className = 'am-badge am-radius ' + tagcolor;
    }
    else if(changecolor == 'lg-fg-blue'){
        tagcolor = 'color-none';
        tag.className = 'am-badge am-radius ' + tagcolor;
        tag.style.background = 'rgb(52, 152, 219)';
    }
    else if(changecolor == 'lg-fg-orange'){
        tagcolor = 'color-none';
        tag.className = 'am-badge am-radius ' + tagcolor;
        tag.style.background = 'rgb(243, 156, 17)';
    }
    if(changecolor != 'lg-fg-brown') tag.textContent = tagchange;
    else tag.textContent = '作弊者';

    //首页
    if(nowurl == 'https://www.luogu.com.cn/'){
        //日历
        const today=new Date();
        const year=today.getFullYear();
        const month=String(today.getMonth()+1);
        const day=String(today.getDate());
        console.log(year);
        console.log(month);
        console.log(day);
        let date_html='<h2>今天是 '+year+'-'+month+'-'+day+'</h2>';
        if(month==1&&day==1){
            date_html+='<h2>今天是元旦，新的一年，新的开始</h2>';
        }
        else if(month==2&&day==29){
            date_html+='<h2>今年是闰年</h2>';
        }
        else if(month==4&&day==1){
            date_html+='<h2>今天是愚人节</h2>';
        }
        else if(month==5&&day==1){
            date_html+='<h2>今天是劳动节</h2>';
        }
        else if(month==6&&day==1){
            date_html+='<h2>今天是儿童节</h2>';
        }
        else if(month==9&&day==10){
            date_html+='<h2>今天是教师节</h2>';
        }
        else if(month==10&&day==1){
            date_html+='<h2>今天是国庆节，七天小长假，启动！</h2>'
        }
        else if(month==12&&day==31){
            date_html+='<h2>明年见</h2>';
        }
        else{
            date_html+='<h2>欢迎！</h2>';
        }
        let date = document.createElement('div');
        date.className = 'lg-article';
        date.innerHTML = date_html;
        document.querySelector('div.lg-right > div:nth-child(1)').insertAdjacentElement('beforebegin', date);

        //更改用户名颜色
        let color = document.querySelector('#app-old > div.lg-index-content.am-center > div:nth-child(1) > div > div > div > div.am-u-md-4.lg-punch.am-text-center > h2 > a');
        console.log(color);
        if(changecolor != 'null') color.className=changecolor;

        function removeDivWithText(text) {
            document.querySelectorAll('div').forEach(div => {
                if(div.textContent === text) div.remove();
            });
        }

        function findElement(element, text, cclass){
            document.querySelectorAll(element).forEach(E => {
                if(E.textContent === text) E.className = cclass;
            });
        }

        removeDivWithText('暂无推荐');
        removeDivWithText('洛谷根据您近期的做题情况，使用机器学习自动为您推荐符合您目前程度的题目。本列表每日更新一次。');

        GM_xmlhttpRequest({
            method: "GET",
            url: 'https://top.baidu.com/board?tab=realtime',
            onload: function(response){
                let rs = new DOMParser();
                let doc = rs.parseFromString(response.responseText, "text/html");
                for(let i=1;i<=5;i++){
                    let th = i.toString();
                    let selector = '#sanRoot > main > div.container.right-container_2EFJr > div > div:nth-child(2) > div:nth-child(' + th + ') > div.content_1YWBm > a > div.c-single-text-ellipsis';
                    let _rs = doc.querySelector(selector);
                    console.log(_rs.textContent);
                    let selector2 = '#sanRoot > main > div.container.right-container_2EFJr > div > div:nth-child(2) > div:nth-child(' + th + ') > div.content_1YWBm > a';
                    let rslink = doc.querySelector(selector2);
                    console.log(rslink);
                    let link = document.createElement("a");
                    link.href = rslink.href;
                    link.textContent = _rs.textContent;
                    let RS = document.createElement("p");
                    RS.appendChild(link);
                    findElement('h2','智能推荐','zntj');
                    document.getElementsByClassName('zntj')[0].parentNode.append(RS);
                }
            }
        });
    }

    window.onload = function(){
        let _hanger = getcookie('hanger');
        let __hanger = document.createElementNS('http://www.w3.org/2000/svg','svg');
        __hanger.setAttribute('width','16');
        __hanger.setAttribute('height','16');
        __hanger.setAttribute('viewBox','0 0 16 16');
        __hanger.setAttribute('style','margin-bottom: -3px;');

        if(_hanger == 'green') __hanger.setAttribute('fill','#5eb95e');
        else if(_hanger == 'blue') __hanger.setAttribute('fill','#3498db');
        else if(_hanger == 'golden') __hanger.setAttribute('fill','#f1c40f');

        let ___hanger = document.createElementNS('http://www.w3.org/2000/svg','path');
        ___hanger.setAttribute('d','M16 8C16 6.84375 15.25 5.84375 14.1875 5.4375C14.6562 4.4375 14.4688 3.1875 13.6562 2.34375C12.8125 1.53125 11.5625 1.34375 10.5625 1.8125C10.1562 0.75 9.15625 0 8 0C6.8125 0 5.8125 0.75 5.40625 1.8125C4.40625 1.34375 3.15625 1.53125 2.34375 2.34375C1.5 3.1875 1.3125 4.4375 1.78125 5.4375C0.71875 5.84375 0 6.84375 0 8C0 9.1875 0.71875 10.1875 1.78125 10.5938C1.3125 11.5938 1.5 12.8438 2.34375 13.6562C3.15625 14.5 4.40625 14.6875 5.40625 14.2188C5.8125 15.2812 6.8125 16 8 16C9.15625 16 10.1562 15.2812 10.5625 14.2188C11.5938 14.6875 12.8125 14.5 13.6562 13.6562C14.4688 12.8438 14.6562 11.5938 14.1875 10.5938C15.25 10.1875 16 9.1875 16 8ZM11.4688 6.625L7.375 10.6875C7.21875 10.8438 7 10.8125 6.875 10.6875L4.5 8.3125C4.375 8.1875 4.375 7.96875 4.5 7.8125L5.3125 7C5.46875 6.875 5.6875 6.875 5.8125 7.03125L7.125 8.34375L10.1562 5.34375C10.3125 5.1875 10.5312 5.1875 10.6562 5.34375L11.4688 6.15625C11.5938 6.28125 11.5938 6.5 11.4688 6.625Z');
        __hanger.appendChild(___hanger);
        let _hanger_ = document.createElement("a");
        _hanger_.href = 'https://www.luogu.com/discuss/142324';
        _hanger_.appendChild(__hanger);

        let button = document.createElement("a");
        button.innerHTML = '<button id="NLTB" style=\"background-color: rgb\(94,114,228\);border-radius: 7px;color: white;border: none;padding: 7px 12px;text-align: center;text-decoration: none;display: inline-block;font-size: 16px;margin: 4px 2px;cursor: pointer;border: none;box-shadow: 2px 3px 7px #000;\">NEWLG</button>';
        let menu = document.createElement("div");
        menu.innerHTML = '<div class=\"newlgmenu\"><from class=\"NEWLG-menu\"><h2>v1.4.5</h2><h3>用户名颜色</h3><input type="text" placeholder="更改名字颜色为（如“紫名”“复原”“recover”“red”）" id="nlcolor"><button id="submitcolor">提交</button><h3>勾子<h3><button id="greenhanger"><svg xmlns="http://www.w3.org/2000/svg" width="50" height="50" viewBox="0 0 16 16" fill="#5eb95e" style="margin-bottom: -3px;"><path d="M16 8C16 6.84375 15.25 5.84375 14.1875 5.4375C14.6562 4.4375 14.4688 3.1875 13.6562 2.34375C12.8125 1.53125 11.5625 1.34375 10.5625 1.8125C10.1562 0.75 9.15625 0 8 0C6.8125 0 5.8125 0.75 5.40625 1.8125C4.40625 1.34375 3.15625 1.53125 2.34375 2.34375C1.5 3.1875 1.3125 4.4375 1.78125 5.4375C0.71875 5.84375 0 6.84375 0 8C0 9.1875 0.71875 10.1875 1.78125 10.5938C1.3125 11.5938 1.5 12.8438 2.34375 13.6562C3.15625 14.5 4.40625 14.6875 5.40625 14.2188C5.8125 15.2812 6.8125 16 8 16C9.15625 16 10.1562 15.2812 10.5625 14.2188C11.5938 14.6875 12.8125 14.5 13.6562 13.6562C14.4688 12.8438 14.6562 11.5938 14.1875 10.5938C15.25 10.1875 16 9.1875 16 8ZM11.4688 6.625L7.375 10.6875C7.21875 10.8438 7 10.8125 6.875 10.6875L4.5 8.3125C4.375 8.1875 4.375 7.96875 4.5 7.8125L5.3125 7C5.46875 6.875 5.6875 6.875 5.8125 7.03125L7.125 8.34375L10.1562 5.34375C10.3125 5.1875 10.5312 5.1875 10.6562 5.34375L11.4688 6.15625C11.5938 6.28125 11.5938 6.5 11.4688 6.625Z"></path></svg></button><button id="bluehanger"><svg xmlns="http://www.w3.org/2000/svg" width="50" height="50" viewBox="0 0 16 16" fill="#3498db" style="margin-bottom: -3px;"><path d="M16 8C16 6.84375 15.25 5.84375 14.1875 5.4375C14.6562 4.4375 14.4688 3.1875 13.6562 2.34375C12.8125 1.53125 11.5625 1.34375 10.5625 1.8125C10.1562 0.75 9.15625 0 8 0C6.8125 0 5.8125 0.75 5.40625 1.8125C4.40625 1.34375 3.15625 1.53125 2.34375 2.34375C1.5 3.1875 1.3125 4.4375 1.78125 5.4375C0.71875 5.84375 0 6.84375 0 8C0 9.1875 0.71875 10.1875 1.78125 10.5938C1.3125 11.5938 1.5 12.8438 2.34375 13.6562C3.15625 14.5 4.40625 14.6875 5.40625 14.2188C5.8125 15.2812 6.8125 16 8 16C9.15625 16 10.1562 15.2812 10.5625 14.2188C11.5938 14.6875 12.8125 14.5 13.6562 13.6562C14.4688 12.8438 14.6562 11.5938 14.1875 10.5938C15.25 10.1875 16 9.1875 16 8ZM11.4688 6.625L7.375 10.6875C7.21875 10.8438 7 10.8125 6.875 10.6875L4.5 8.3125C4.375 8.1875 4.375 7.96875 4.5 7.8125L5.3125 7C5.46875 6.875 5.6875 6.875 5.8125 7.03125L7.125 8.34375L10.1562 5.34375C10.3125 5.1875 10.5312 5.1875 10.6562 5.34375L11.4688 6.15625C11.5938 6.28125 11.5938 6.5 11.4688 6.625Z"></path></svg></button><button id="goldenhanger"><svg xmlns="http://www.w3.org/2000/svg" width="50" height="50" viewBox="0 0 16 16" fill="#f1c40f" style="margin-bottom: -3px;"><path d="M16 8C16 6.84375 15.25 5.84375 14.1875 5.4375C14.6562 4.4375 14.4688 3.1875 13.6562 2.34375C12.8125 1.53125 11.5625 1.34375 10.5625 1.8125C10.1562 0.75 9.15625 0 8 0C6.8125 0 5.8125 0.75 5.40625 1.8125C4.40625 1.34375 3.15625 1.53125 2.34375 2.34375C1.5 3.1875 1.3125 4.4375 1.78125 5.4375C0.71875 5.84375 0 6.84375 0 8C0 9.1875 0.71875 10.1875 1.78125 10.5938C1.3125 11.5938 1.5 12.8438 2.34375 13.6562C3.15625 14.5 4.40625 14.6875 5.40625 14.2188C5.8125 15.2812 6.8125 16 8 16C9.15625 16 10.1562 15.2812 10.5625 14.2188C11.5938 14.6875 12.8125 14.5 13.6562 13.6562C14.4688 12.8438 14.6562 11.5938 14.1875 10.5938C15.25 10.1875 16 9.1875 16 8ZM11.4688 6.625L7.375 10.6875C7.21875 10.8438 7 10.8125 6.875 10.6875L4.5 8.3125C4.375 8.1875 4.375 7.96875 4.5 7.8125L5.3125 7C5.46875 6.875 5.6875 6.875 5.8125 7.03125L7.125 8.34375L10.1562 5.34375C10.3125 5.1875 10.5312 5.1875 10.6562 5.34375L11.4688 6.15625C11.5938 6.28125 11.5938 6.5 11.4688 6.625Z"></path></svg></button><button id="nullhanger"><svg xmlns="http://www.w3.org/2000/svg" width="50" height="50" viewBox="0 0 50 50" overflow="visible" stroke="red" stroke-width="10" stroke-linecap="round"><line x2="50" y2="50" fill="red"/><line x1="50" y2="50" fill="red"/></svg></button><h2>Tag</h2><input type="text" id="nltag" placeholder="无输入以取消，长度不超过10"><button id="submittag">提交</button></from></div>';
        if(nowurl == 'https://www.luogu.com.cn/' || nowurl == 'https://www.luogu.com.cn/chat' || nowurl.includes('https://www.luogu.com.cn/user/notification') || (nowurl.includes('https://www.luogu.com.cn/user/') && !nowurl.includes('https://www.luogu.com.cn/user/setting'))){
            document.querySelector('#app > div.main-container > div.wrapper.wrapped.lfe-body.header-layout.tiny > div.container > nav').insertAdjacentElement('beforebegin', button);
            document.querySelector("#app > div.main-container > div.wrapper.wrapped.lfe-body.header-layout.tiny > div.container").parentNode.append(menu);
        }
        else{
            let user_nav = document.querySelector('div.user-nav[data-v-2dfcfd35]');
            let c_usernav = document.querySelector('nav[data-v-2dfcfd35]');
            user_nav.style.verticalAlign = 'middle';
            c_usernav.insertBefore(button,c_usernav.firstChild);
            button.href = 'https://zhuangjihong.github.io/NEWLG/';
        }
        const tb = document.getElementById("NLTB");
        let menudisplay = document.getElementsByClassName("newlgmenu")[0];

        function reloadmenu(){
            location.reload();
            menudisplay.style.display = 'flex';
            document.body.style.overflow = 'hidden';
            tb.textContent = "EXIT";
        }

        tb.addEventListener('click', function(){
            if(menudisplay.style.display == 'none'){
                menudisplay.style.display = 'flex';
                document.body.style.overflow = 'hidden';
                tb.textContent = "EXIT";
            }
            else{
                menudisplay.style.display = 'none';
                document.body.style.overflow = 'visible';
                tb.textContent = "NEWLG";
            }

            const submitcolor = document.getElementById('submitcolor');
            const greenhanger = document.getElementById('greenhanger');
            const bluehanger = document.getElementById('bluehanger');
            const goldenhanger = document.getElementById('goldenhanger');
            const nullhanger = document.getElementById('nullhanger');

            submitcolor.addEventListener('click', function(){
                let colorchange = document.getElementById('nlcolor').value;
                console.log(colorchange);
                deletecookie('color');
                if(colorchange=='灰名'||colorchange=='gray'){
                    const time = new Date();
                    time.setDate(time.getDate() + 365);
                    document.cookie = "color=lg-fg-gray" + ";expires=" + time.toUTCString();
                    reloadmenu();
                }
                else if(colorchange=='蓝名'||colorchange=='blue'){
                    const time = new Date();
                    time.setDate(time.getDate() + 365);
                    document.cookie = "color=lg-fg-blue" + ";expires=" + time.toUTCString();
                    reloadmenu();
                }
                else if(colorchange=='绿名'||colorchange=='green'){
                    const time = new Date();
                    time.setDate(time.getDate() + 365);
                    document.cookie = "color=lg-fg-green" + ";expires=" + time.toUTCString();
                    reloadmenu();
                }
                else if(colorchange=='橙名'||colorchange=='orange'){
                    const time = new Date();
                    time.setDate(time.getDate() + 365);
                    document.cookie = "color=lg-fg-orange" + ";expires=" + time.toUTCString();
                    reloadmenu();
                }
                else if(colorchange=='红名'||colorchange=='red'){
                    const time = new Date();
                    time.setDate(time.getDate() + 365);
                    document.cookie = "color=lg-fg-red" + ";expires=" + time.toUTCString();
                    reloadmenu();
                }
                else if(colorchange=='紫名'||colorchange=='purple'){
                    const time = new Date();
                    time.setDate(time.getDate() + 365);
                    document.cookie = "color=lg-fg-purple" + ";expires=" + time.toUTCString();
                    reloadmenu();
                }
                else if(colorchange=='棕名'||colorchange=='brown'){
                    const time = new Date();
                    time.setDate(time.getDate() + 365);
                    document.cookie = "color=lg-fg-brown" + ";expires=" + time.toUTCString();
                    reloadmenu();
                }
                else if(colorchange=='复原'||colorchange=='recover'){
                    const time = new Date();
                    time.setDate(time.getDate() + 365);
                    document.cookie = "color=" + nowcolor + ";expires=" + time.toUTCString();
                    reloadmenu();
                }
                else alert('请按规范输入');
            });
            greenhanger.addEventListener('click', function(){
                deletecookie('hanger');
                const time = new Date();
                time.setDate(time.getDate() + 365);
                document.cookie = "hanger=green" + ";expires=" + time.toUTCString();
                reloadmenu();
            });
            bluehanger.addEventListener('click', function(){
                deletecookie('hanger');
                const time = new Date();
                time.setDate(time.getDate() + 365);
                document.cookie = "hanger=blue" + ";expires=" + time.toUTCString();
                reloadmenu();
            });
            goldenhanger.addEventListener('click', function(){
                deletecookie('hanger');
                const time = new Date();
                time.setDate(time.getDate() + 365);
                document.cookie = "hanger=golden" + ";expires=" + time.toUTCString();
                reloadmenu();
            });
            nullhanger.addEventListener('click',function(){
                deletecookie('hanger');
                const time = new Date();
                time.setDate(time.getDate() + 365);
                document.cookie = "hanger=null" + ";expires=" + time.toUTCString();
                reloadmenu();
            });

            const submittag = document.getElementById('submittag');
            submittag.addEventListener('click', function(){
                let tagchange = document.getElementById('nltag').value;
                if(getcookie('color') == 'lg-fg-brown') alert('当前为棕名');
                else if(tagchange.length > 10) alert('长度应小于等于10');
                else{
                    deletecookie('hanger');
                    const time = new Date();
                    time.setDate(time.getDate() + 365);
                    document.cookie = "tag=" + tagchange + ";expires=" + time.toUTCString();
                    reloadmenu();
                }
            });
        });
        if(nowurl == 'https://www.luogu.com.cn/'){
            if(getcookie('hanger')!='null'){
                document.querySelector('#app-old > div.lg-index-content.am-center > div:nth-child(1) > div > div > div > div.am-u-md-4.lg-punch.am-text-center > h2 > a').innerHTML += '&nbsp;';
                document.querySelector('#app-old > div.lg-index-content.am-center > div:nth-child(1) > div > div > div > div.am-u-md-4.lg-punch.am-text-center > h2 > a').appendChild(_hanger_);
            }
            if(getcookie('tag')!='null'){
                document.querySelector('#app-old > div.lg-index-content.am-center > div:nth-child(1) > div > div > div > div.am-u-md-4.lg-punch.am-text-center > h2 > a').innerHTML += '&nbsp;';
                document.querySelector('#app-old > div.lg-index-content.am-center > div:nth-child(1) > div > div > div > div.am-u-md-4.lg-punch.am-text-center > h2 > a').appendChild(tag);
            }
        }
        else if(nowurl.includes('https://www.luogu.com.cn/user/')&&!nowurl.includes('https://www.luogu.com.cn/user/setting')){
            if(document.querySelector('#app > div.main-container > main > div > div.full-container > section.main > div > div:nth-child(2)').className == 'introduction marked') document.querySelector('#app > div.main-container > main > div > div.full-container > section.main > div > div:nth-child(2)').removeAttribute('style');
            else document.querySelector('#app > div.main-container > main > div > div.full-container > section.main > div > div:nth-child(2)').remove();
            let jieshao = document.querySelector('#app > div.main-container > main > div > div.full-container > section.main > div > div.introduction.marked');
            if(jieshao.style.display == 'none') jieshao.removeAttribute('style');
        }
    };
})();