// ==UserScript==
// @name         更好用的NXU
// @namespace    http://tampermonkey.net/
// @version      0.0.5.1
// @description  让NXU更好用！
// @author       H
// @license      Apache Licence
// @match        https://webvpn.nxu.edu.cn/*
// @match        https://jwgl.nxu.edu.cn/*
// @grant        unsafeWindow
// @grant        GM_addStyle
// @grant        GM_xmlhttpRequest
// @grant        GM_setValue
// @grant        GM_getValue
// @grant        GM_deleteValue
// @grant        GM_listValues
// @grant        GM_getResourceText
// @grant        GM_getResourceURL
// @connect      api-cn.faceplusplus.com
// @connect      webvpn.nxu.edu.cn/*
// @require      https://ajax.aspnetcdn.com/ajax/jQuery/jquery-3.5.1.min.js
// @resource svg-logo https://cdn.bootcdn.net/ajax/libs/font-awesome/6.2.1/css/all.min.css
// @noframes
// @downloadURL none
// ==/UserScript==


//==需要调用的函数==

//关闭窗口
function closeWindow() {
    try {
        window.opener = window;
        var win = window.open("", "_self");
        win.close();
        top.close();
    } catch (error) {
        console.log("关闭窗口：失败\n错误信息："+error);
    }
}

//随机数
function random(min, max){
    return parseInt(Math.random()*(max-min+1)+min,10);
}

//等待执行
function justWait(min, max, log = true){
    var waitmsg,waittime;
    if (max == 0) {
        waittime = min;
        waitmsg = "==等待了："+(waittime / 1000)+" 秒==";
    } else {
        waittime = random(min, max);
        waitmsg = "==随机等待了："+(waittime / 1000)+" 秒==";
    }
    return new Promise(function (resolve, reject) {
        setTimeout(function () {
            if (log) {
                console.log(waitmsg);
            }
            resolve();
        }, waittime);
    });
}

//toast输出
function createToast(id, mes, time = 5) {
    const notifications = document.querySelector('.notifications');
    const toastDetails = {
        success:{
            icon: 'fa-circle-check',
            text: 'Success: This is a success toast.'
        },
        error:{
            icon: 'fa-circle-xmark',
            text: 'Error: This is a error toast.'
        },
        warning:{
            icon: 'fa-circle-exclamation',
            text: 'Warning: This is a warning toast.'
        },
        info:{
            icon: 'fa-circle-info',
            text: 'Info: This is a info toast.'
        }
    };
    if (document.querySelector("style.i"+time)){
        document.querySelector("style.i"+time).innerHTML = ".toast.i"+time+"::before{animation-duration: "+time+"s;}";
    } else {
        var style = document.createElement("style");
        style.className = "i"+time;
        style.innerHTML = ".toast.i"+time+"::before{animation-duration: "+time+"s;}";
        document.getElementsByTagName("head")[0].appendChild(style);
    }
    // console.log(id)
    const {icon, text} = toastDetails[id];
    let txt;
    if (mes == "" || mes == null || typeof(mes) == "undefined"){
        txt = text;
    } else {
        txt = mes;
    }
    const toast = document.createElement('li') // 创建li元素
    toast.setAttribute("time", time);
    toast.setAttribute("style", "::before{animation-duration: "+time+"}")
    toast.className = `toast ${id} i${time}` // 为li元素新增样式
    toast.innerHTML = `<div class="column">
    <i class="fa-solid ${icon}"></i>
    <span>${txt}</span>
    </div>
    <i class="fa-solid fa-xmark" onClick="removeToast(this.parentElement)"></i>`
    notifications.appendChild(toast) // 添加元素到 notifications ul
    // 隐藏toast
    if (time != 0){
        toast.timeoutId = setTimeout(()=> removeToast(toast), time * 1000);
    }
}

//toast移除
function removeToast(toast) {
    toast.classList.add('hide')
    if( toast.timeoutId) clearTimeout(toast.timeoutId) // 清楚setTimeout
    // 移除li元素
    setTimeout(() => {
        toast.remove()
    },500)
}

//绑定
unsafeWindow.createToast = createToast;

//==/需要调用的函数==


//==常量==
const css_content = `:root{--dark:#34495e;--light:#fff;--success:#0abf30;--error:#e24d4c;--warning:#e9bd0c;--info:#3498db}#plugin-settings-main{display:flex;flex-direction:column;justify-content:center}#plugin-settings-main>div{border:1px solid #e7e9eb;border-radius:4px;width:100%;display:flex;flex-direction:column;padding:1em 2em;margin-bottom:0.5em}#plugin-settings-main>div>div{width:100%;display:flex;align-items:center}#plugin-settings-main .hr{width:100%;background-color:#69c0ff;height:2px}#plugin-settings-main .hr-{width:100%;background-color:#e7e9eb;height:1px}#plugin-settings-main h2{font-size:18px}#plugin-settings-main p{margin:0;font-size:16px}#plugin-settings-main input{margin:0.5em 0.5em;padding:0.5em 0.5em;border-radius:4px;border:1px solid black;background-color:none}#plugin-settings-main input:-webkit-autofill,textarea:-webkit-autofill,select:-webkit-autofill{-webkit-box-shadow:0 0 0px 1000px transparent inset !important;background-color:transparent;background-image:none;transition:background-color 50000s ease-in-out 0s}#plugin-settings-main button{padding:0.3em 1em;border:2px solid #2881ff;background-color:#3a97fe;color:white;border-radius:5px;width:max-content}#plugin-settings-main button:disabled{border:2px solid #c5c7c8;background-color:#e7e9eb;color:black}#plugin-settings-main .button{justify-content:end}#plugin-settings-main .switch{display:flex}#plugin-settings-main .switch>p{flex-grow:1}#plugin-settings-main .note{font-size:14px;color:#8f8f8f;margin:0}#plugin-settings-main .warning{font-size:14px;color:red}#plugin-settings-main .flex-c{display:flex;flex-direction:column}#plugin-settings-main .flex{display:flex}#plugin-settings-main .flex-1{flex-grow:1}#plugin-settings-main div.switch{padding:0.5em 0}#plugin-settings-main .switch{--button-width:2.625em;--button-height:1.5em;--toggle-diameter:1.2em;--button-toggle-offset:calc((var(--button-height) - var(--toggle-diameter)) / 2);--toggle-shadow-offset:10px;--toggle-wider:2.4em;--color-grey:#cccccc;--color-green:#3a97fe}#plugin-settings-main .slider{display:inline-block;width:var(--button-width);height:var(--button-height);background-color:var(--color-grey);border-radius:calc(var(--button-height) / 2);position:relative;transition:0.3s all ease-in-out}#plugin-settings-main .slider::after{content:"";display:inline-block;width:var(--toggle-diameter);height:var(--toggle-diameter);background-color:#fff;border-radius:calc(var(--toggle-diameter) / 2);position:absolute;top:var(--button-toggle-offset);transform:translateX(var(--button-toggle-offset));box-shadow:var(--toggle-shadow-offset) 0 calc(var(--toggle-shadow-offset) * 4) rgba(0,0,0,0.1);transition:0.3s all ease-in-out}#plugin-settings-main .switch input[type="checkbox"]:checked+.slider{background-color:var(--color-green)}#plugin-settings-main .switch input[type="checkbox"]:checked+.slider::after{transform:translateX(calc(var(--button-width) - var(--toggle-diameter) - var(--button-toggle-offset)));box-shadow:calc(var(--toggle-shadow-offset) * -1) 0 calc(var(--toggle-shadow-offset) * 4) rgba(0,0,0,0.1)}#plugin-settings-main .switch input[type="checkbox"]{display:none}#plugin-settings-main .switch input[type="checkbox"]:active+.slider::after{width:var(--toggle-wider)}#plugin-settings-main .switch input[type="checkbox"]:checked:active+.slider::after{transform:translateX(calc(var(--button-width) - var(--toggle-wider) - var(--button-toggle-offset)))}.notifications:where(.toast,.column){display:flex;align-items:center}.notifications .column{display:flex;align-items:center}.notifications{position:fixed;top:30px;right:20px;z-index:9999}.notifications .toast{width:350px;list-style:none;display:flex;align-items:center;position:relative;overflow:hidden;border-radius:8px;border:1px solid rgb(220,218,215);padding:16px 17px;margin-bottom:10px;background-color:var(--light);justify-content:space-between;animation:show_toast 0.3s forwards}@keyframes show_toast{0%{transform:translateX(100%)}40%{transform:translateX(-5%)}80%{transform:translateX(0)}100%{transform:translateX(-10px)}}.toast .column i{font-size:1.75rem}.toast.hide{animation:hide_toast 0.3s forwards}@keyframes hide_toast{0%{transform:translateX(-10%)}40%{transform:translateX(0%)}80%{transform:translateX(-5%)}100%{transform:translateX(calc(100% + 20px))}}.toast .column span{font-size:1.07rem;margin-left:12px}.toast i:last-child{color:#aeb0d7;cursor:pointer}.toast i:last-child:hover{color:var(--dark)}.toast::after{content:attr(time time)''}.toast::before{content:'';position:absolute;left:0;bottom:0;width:100%;height:3px;animation:progress 5s linear forwards}@keyframes progress{100%{width:0}}.toast.success::before,.btn#success{background-color:var(--success)}.toast.error::before,.btn#error{background-color:var(--error)}.toast.warning::before,.btn#warning{background-color:var(--warning)}.toast.info::before,.btn#info{background-color:var(--info)}.toast.success .column i{color:var(--success)}.toast.error .column i{color:var(--error)}.toast.warning .column i{color:var(--warning)}.toast.info .column i{color:var(--info)}@media screen and (max-width:530px){.notifications{width:95%}.notifications .toast{width:100%;font-size:1rem;margin-left:20px}.buttons .btn{margin:0 1px;font-size:1.1rem;padding:8px 15px}}`
const url = window.location.href;
var type = document.querySelector("title").innerHTML;
//==/常量==


//==/开始==

console.log("插件运行...");

//添加css样式
GM_addStyle(css_content);

//插入toast列表
var link = document.createElement("link");
link.setAttribute("href", "https://cdn.bootcdn.net/ajax/libs/font-awesome/6.2.1/css/all.min.css");
link.setAttribute("rel", "stylesheet");
document.getElementsByTagName("head")[0].appendChild(link);
var script = document.createElement("script");
script.innerHTML = `
    function removeToast(toast) {
	    toast.classList.add('hide')
	    if( toast.timeoutId) clearTimeout(toast.timeoutId) // 清除setTimeout
	    // 移除li元素
	    setTimeout(() => {
		toast.remove()
	  },500)
	}
`;
document.getElementsByTagName("head")[0].appendChild(script);
var ul = document.createElement("ul");
ul.className = "notifications";
document.getElementsByTagName("body")[0].appendChild(ul);
//createToast("success", "测试消息", 0);
//createToast("error", "测试消息测试消息", 0);
//createToast("warning", "测试消息测试消息测试消息", 0);
//createToast("info", "测试消息测试消息测试消息测试消息", 0);

//自动关闭处理
if ((document.querySelector("body").innerHTML.indexOf("啊呀，服务器开小差了。3秒后自动返回上一页") != -1)
    || (document.querySelector("body").innerHTML.indexOf("出错啦！该网站无法访问!") != -1)
    || (url.indexOf("/login.action") != -1)){
    if (GM_getValue("auto-close")) {
        closeWindow();
    } else {
        return;
    }
} else if (url.indexOf("/index.action?wrdrecordvisit") != -1) {
    if (type == "宁夏大学教务管理信息系统") {
        if (GM_getValue("jwgl-login") == undefined) {
            GM_setValue("jwgl-login", 0);
        }
        GM_setValue("jwgl-login", GM_getValue("jwgl-login") + 1);
        if (GM_getValue("jwgl-login") == 2) {
            createToast("warning", `<a href="https://jwgl.nxu.edu.cn/" target="_self">111</a>`, 0);
            GM_setValue("jwgl-login", 0);
        } else {
            closeWindow();
        }
    }
}

//网页判断
if (url == "https://jwgl.nxu.edu.cn/index.action" || url == "https://jwgl.nxu.edu.cn/login.action" ) {
    console.log("检测到教务系统登录页面");
} else if (url.indexOf("https-443") != -1){
    if (document.getElementsByTagName("h1")[0] && document.getElementsByTagName("h1")[0].innerHTML) {
        if (document.getElementsByTagName("h1")[0].innerHTML == 'An error occurred.') {
            console.log("检测到服务器错误页面");
            if (GM_getValue("auto-close")) {
                closeWindow();
            } else {
                return;
            }
        }
    } else if (type == "宁夏大学教务管理信息系统"){
        console.log("检测到宁夏大学教务管理信息系统页面");
        console.log("等待800ms");
        if (document.getElementsByName("loginForm.name")[0]) {
            if (GM_getValue("auto-close")) {
                closeWindow();
            }
            return;
        }
        //成功进入，监听课表页面
        isIframeChange();
    }
} else if (url.indexOf("login") != -1){
    console.log("疑似登录页面，确认中...");
    if (!document.querySelector(".auth_tab")) {
        return;
    }
    console.log("登录页面");
    if (GM_getValue("username") == undefined || GM_getValue("username") == "" || GM_getValue("username") == null || GM_getValue("password") == undefined || GM_getValue("password") == "" || GM_getValue("password") == null) {
        return;
    }
    //自动登录
    if (GM_getValue("auto-login")) {
        console.log("自动登录...");
        createToast("info", "自动登录...", 5);
        if (document.querySelector("#msg.auth_error")) {
            createToast("error", "输入的学号密码有误", 5);
            return;
        }
        document.querySelector("input#username").value = GM_getValue("username");
        document.querySelector("input#password").value = GM_getValue("password");
        document.querySelector("button.auth_login_btn").click();
    } else {
        return;
    }
} else if (url == "https://webvpn.nxu.edu.cn/" || url == "https://webvpn.nxu.edu.cn"){
    console.log("资源访问控制系统首页");
    resourceIndex();
}

async function resourceIndex() {
    //等待标签加载完毕
    while(true) {
        if (document.querySelector("div.el-scrollbar__view") && document.querySelector("div.el-scrollbar__view").innerHTML) {
            break;
        }
        await justWait(100, 0);
    }
    var div_title = document.querySelector("div.el-scrollbar__view");
    var div_setting_title = document.createElement("div");
    div_setting_title.innerHTML = "插件设置";
    div_setting_title.classList.add("anchor__item");
    div_setting_title.id = "plugin-settings";
    div_title.appendChild(div_setting_title);
    var div_settings = document.createElement("div");
    div_settings.innerHTML = `
            <div data-id="plugin-settings" class="block-group">
                <h1 class="block-group__title">插件设置</h1>
                <div id="plugin-settings-main">
                    <div class="block-group__item">
                        <h2>账号设置</h2>
                        <div class="hr"></div>
                        <div>
                            <p>学号：</p>
                            <input type="text" id="username" />
                        </div>
                        <p class="warning" id="username-empty" style="display: none;">学号不能为空！</p>
                        <p class="warning" id="username-error" style="display: none;">学号格式错误！</p>
                        <div>
                            <p>密码：</p>
                            <input type="password" id="password" />
                        </div>
                        <p class="warning" id="password-empty" style="display: none;">密码不能为空！</p>
                        <div class="button">
                            <button id="reflash-user-info">提交</button>
                        </div>
                        <p class="note">注：用于系统自动登录，可留空。<span style="color:orange">请确保学号密码输入正确！</span></p>
                    </div>
                    <div class="block-group__item">
                        <h2>功能设置</h2>
                        <div class="hr"></div>
                        <div class="switch">
                            <p>自动登录</p>
                            <label class="switch">
                                <input type="checkbox" id="auto-login">
                                <span class="slider"></span>
                            </label>
                        </div>
                        <div class="hr-"></div>
                        <div class="switch">
                            <div class="flex-c flex-1">
                                <p>自动关闭错误网站</p>
                                <p class="note">(包括404、服务器错误等)</p>
                            </div>
                            <label class="switch">
                                <input type="checkbox" id="auto-close">
                                <span class="slider"></span>
                            </label>
                        </div>
                    </div>
                    <div class="block-group__item">
                        <h2>功能预览</h2>
                        <div class="hr"></div>
                        <div class="block-group__content" style="margin-top: 1em;">
                            <div class="block-group__item__wrap" style="width: 33%;">
                                <a href="javascript:void(0)" class="block-group__item">
                                    <div class="block-group__item__logo__wrap">
                                       <img src="data:image/png;base64,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">
                                    </div>
                                    <div class="block-group__item__content">
                                        <h2 title="智慧党建" class="block-group__item__name">智慧党建</h2>
                                        <div title="zhdj.nxu.edu.cn" class="block-group__item__desc">zhdj.nxu.edu.cn</div>
                                        <svg aria-hidden="true" title="收藏" class="wrdvpn-icon">
                                            <use xlink:href="#wrdvpn-collect"></use>
                                        </svg>
                                    </div>
                                </a>
                            </div>
                             <div class="block-group__item__wrap" style="width: 33%;">
                                <a href="javascript:void(0)" class="block-group__item">
                                    <div class="block-group__item__logo__wrap">
                                        <div class="block-group__item__logo" style="background-color: rgb(71, 179, 71);">智</div>
                                    </div>
                                    <div class="block-group__item__content">
                                        <h2 title="智慧党建" class="block-group__item__name">智慧党建</h2>
                                        <div title="zhdj.nxu.edu.cn" class="block-group__item__desc">zhdj.nxu.edu.cn</div>
                                        <svg aria-hidden="true" title="收藏" class="wrdvpn-icon">
                                            <use xlink:href="#wrdvpn-collect"></use>
                                        </svg>
                                    </div>
                                </a>
                            </div>
                             <div class="block-group__item__wrap" style="width: 33%;">
                                <a href="javascript:void(0)" class="block-group__item">
                                    <div class="block-group__item__logo__wrap">
                                        <div class="block-group__item__logo" style="background-color: rgb(71, 179, 71);">智</div>
                                    </div>
                                    <div class="block-group__item__content">
                                        <h2 title="智慧党建" class="block-group__item__name">智慧党建</h2>
                                        <div title="zhdj.nxu.edu.cn" class="block-group__item__desc">zhdj.nxu.edu.cn</div>
                                        <svg aria-hidden="true" title="收藏" class="wrdvpn-icon">
                                            <use xlink:href="#wrdvpn-collect"></use>
                                        </svg>
                                    </div>
                                </a>
                            </div>
                        </div>
                    </div>
                </div>
            </div>
        `;
    div_settings.id = "plugin-settings-content";
    document.querySelector("div.portal-content__block").querySelector(".el-scrollbar__view").appendChild(div_settings);
    var script = document.createElement("script");
    script.innerHTML = `
            function titleChange(dom) {
                //console.log("更改视图...")
                if (dom.id == "plugin-settings") {
                    //document.querySelector(".anchor__item.is-active").classList.remove("is-active");
                    //dom.classList.add("is-active");
                    //var scrollableDiv = document.querySelector("div.portal-content__block").querySelector(".el-scrollbar__view");
                    //var contentDiv = document.querySelector("div#plugin-settings-content");
                    //document.querySelector("div#plugin-settings-content").scrollIntoView({ behavior: 'auto', inline: 'center' });
                    let div = document.querySelector("div#plugin-settings-content");
                    let div_parent = document.querySelector("div.portal-content__block").querySelector(".el-scrollbar__wrap");
                    document.querySelector("div.portal-content__block").querySelector(".el-scrollbar__wrap").scrollBy(0, div.getBoundingClientRect().top - div_parent.getBoundingClientRect().top)
                } else {
                    //dom.classList.add("is-active");
                    //document.querySelector("div.anchor__item#plugin-settings").classList.remove("is-active");
                }
            }
        `
    document.querySelector("head").appendChild(script);
    var div_option = document.querySelectorAll("div.anchor__item");
    for (let i = 0; i < div_option.length; i++) {
        div_option[i].setAttribute("onclick", "titleChange(this)");
    }
    document.querySelector("div.portal-content__block").querySelector(".el-scrollbar__wrap").onscroll = () => {
        let div = document.querySelector("div#plugin-settings-content");
        let div_parent = document.querySelector("div.portal-content__block").querySelector(".el-scrollbar__wrap");
        if (div.getBoundingClientRect().top <= div_parent.getBoundingClientRect().top) {
            document.querySelector("div.anchor__item#plugin-settings").classList.add("is-active");
        } else {
            document.querySelector("div.anchor__item#plugin-settings").classList.remove("is-active");
        }
    }
    var button = document.querySelector("#reflash-user-info");
    var input_username = document.querySelector("input#username");
    var input_password = document.querySelector("input#password");
    if (GM_getValue("username") == undefined || GM_getValue("username") == "" || GM_getValue("username") == null || GM_getValue("password") == undefined || GM_getValue("password") == "" || GM_getValue("password") == null) {
        input_username.value = "";
        input_password.value = "";
    } else {
        input_username.value = GM_getValue("username");
        input_password.value = GM_getValue("password");
    }
    reflashUserInfoCheck()
    try {
        // Chrome、FireFox、Opera、Safari、IE9.0及其以上版本
        button.addEventListener("click", function(){
            reflashUserInfo();
        }, false);
        input_username.addEventListener("input", function(){
            reflashUserInfoCheck();
        }, false);
        input_password.addEventListener("input", function(){
            reflashUserInfoCheck();
        }, false);
    } catch (error) {
        try {
            // IE8.0及其以下版本
            button.attachEvent("onclick", function(){
                reflashUserInfo();
            }, false);
            input_username.addEventListener("oninput", function(){
                reflashUserInfoCheck();
            }, false);
            input_password.addEventListener("oninput", function(){
                reflashUserInfoCheck();
            }, false);
        } catch (error) {
            // 早期浏览器
            alert("错误: 按钮绑定事件失败\n很抱歉，该脚本并不适合您的浏览器\n请尝试安装最新版Edge、Chrome、FireFox、Opera、Safari或其他浏览器后获得支持");
            return;
        }
    }
    var input_switch_total = document.querySelectorAll("label.switch");
    for (let i = 0; i < input_switch_total.length; i++) {
        var input_switch = input_switch_total[i].querySelector("input");
        input_switch.checked = GM_getValue(input_switch.id);
        try {
            // Chrome、FireFox、Opera、Safari、IE9.0及其以上版本
            input_switch.addEventListener("input", function(){
                switchHandle(this);
            }, false);
        } catch (error) {
            try {
                // IE8.0及其以下版本
                input_switch.addEventListener("oninput", function(input_switch){
                    switchHandle(this);
                }, false);
            } catch (error) {
                // 早期浏览器
                alert("错误: 按钮绑定事件失败\n很抱歉，该脚本并不适合您的浏览器\n请尝试安装最新版Edge、Chrome、FireFox、Opera、Safari或其他浏览器后获得支持");
                return;
            }
        }
    }
}

function reflashUserInfo() {
    var warning = document.querySelectorAll("p.warning");
    for (let i = 0; i < warning.length; i++) {
        warning[i].style.display = "none";
    }
    var username = document.querySelector("input#username").value;
    var password = document.querySelector("input#password").value;
    //console.log(username);
    var pass = true;
    if (username == null || username == "") {
        document.querySelector("p.warning#username-empty").style.display = "block";
        pass = false;
    } else if (!/^1\d{9}\d$/.test(username)) {
        console.log(username);
        document.querySelector("p.warning#username-error").style.display = "block";
        pass = false;
    }
    if (password == null || password == "") {
        document.querySelector("p.warning#password-empty").style.display = "block";
    }
    if (pass) {
        //console.log("pass");
        GM_setValue("username", username);
        GM_setValue("password", password);
        createToast("success", "账号设置成功！", 2);
        document.querySelector("#reflash-user-info").disabled = true;
    }
}

function reflashUserInfoCheck() {
    var username = document.querySelector("input#username").value;
    var password = document.querySelector("input#password").value;
    if (GM_getValue("username") == undefined || GM_getValue("username") == "" || GM_getValue("username") == null || GM_getValue("password") == undefined || GM_getValue("password") == "" || GM_getValue("password") == null) {
        return;
    }
    //console.log(username)
    //console.log(password)
    if (username == GM_getValue("username") && password == GM_getValue("password")) {
        document.querySelector("#reflash-user-info").disabled = true;
    } else {
        document.querySelector("#reflash-user-info").disabled = false;
    }
}

function switchHandle(input) {
    GM_setValue(input.id, input.checked);
    var message = input.parentNode.parentNode.querySelector("p").innerHTML;
    if (input.checked) {
        message += "&nbsp;&nbsp;&nbsp;&nbsp;开";
    } else {
        message += "&nbsp;&nbsp;&nbsp;&nbsp;关";
    }
    createToast("info", message, 2);
}

function isIframeChange() {
    var elemIfram = document.querySelector("iframe#main");
    if (window.MutationObserver || window.webkitMutationObserver) {
        // chrome
        var callback = function(mutations) {
            mutations.forEach(function() {
                iframeChange();
            });
        };
        var observer
        if (window.MutationObserver) {
            observer = new MutationObserver(callback);
        } else {
            observer = new webkitMutationObserver(callback);
        }
        observer.observe(elemIfram, {
            subtree: true,
            attributes: true,
            attributeOldValue: true
        });
    } else if (elemIfram.addEventListener) {
        // Firefox, Opera and Safari
        elemIfram.addEventListener("DOMAttrModified", function(){iframeChange();}, false);
    } else if (elemIfram.attachEvent) {
        // Internet Explorer
        elemIfram.attachEvent("onpropertychange", function(){iframeChange();});
    }
}

function iframeChange() {
    console.log("111");
}

async function needLogin() {
    GM_xmlhttpRequest({
        method: "GET",
        url: "https://webvpn.nxu.edu.cn/",
        onload: function(response) {
            console.log(response);
        }
    });
    await justWait(1000 * 60 * 10, 0);
}

document.onvisibilitychange = ()=>{console.log(document.visibilityState)}