bzdadmin
/
ColdP_server


			
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							<!DOCTYPE html>
<html class="x-admin-sm" style="overflow-y: hidden;">

<head>
    <meta charset="UTF-8">

    <meta name="renderer" content="webkit">
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    <meta name="viewport"
          content="width=device-width,user-scalable=yes, minimum-scale=0.4, initial-scale=0.8,target-densitydpi=low-dpi"/>
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    <!-- 让IE8/9支持媒体查询，从而兼容栅格 -->
    <!--[if lt IE 9]>
    <script src="https://cdn.staticfile.org/html5shiv/r29/html5.min.js"></script>
    <script src="https://cdn.staticfile.org/respond.js/1.4.2/respond.min.js"></script>
    <![endif]--></head>
    <style>
        .text_limit{
            overflow:hidden;
            text-overflow:ellipsis;
            white-space:nowrap
        }
    </style>
<body>
<div class="x-nav">
            <span class="layui-breadcrumb">
                <a href="">首页</a>
               <a><cite>宝智达</cite></a>
            </span>
    <a class="layui-btn layui-btn-normal" style="line-height:1.6em;margin-top:3px;float:right"
       onclick="location.reload()" title="刷新">
        <i class="layui-icon layui-icon-refresh" style="line-height:30px"></i>
    </a>
</div>
<div class="layui-fluid" style="padding: 15px;">
    <div class="layui-row">
        <!-- // 传感器 选择-->
        <div class="layui-col-md4">
            <div class="layui-card">
                <div class="layui-card-body ">
                    <div class="layui-row" style="margin: 0px 10px">
                        <div class="layui-col">
                            <div class="layui-input-inline layui-show-xs-block">
                                <input value="" type="text" id="D_Name" name="D_Name" placeholder="请输入 名称"
                                       autocomplete="off"
                                       class="layui-input"></div>
                            <div class="layui-input-inline layui-show-xs-block">
                                <input value="" type="text" id="D_T_sn" name="D_T_sn" placeholder="请输入 SN"
                                       autocomplete="off"
                                       class="layui-input"></div>
                            <div class="layui-input-inline layui-show-xs-block">
                                <button class="layui-btn layui-btn-normal" lay-submit="" lay-filter="sreach"
                                        onclick="get_Device_list(0)">
                                    <i class="layui-icon">&#xe615;</i></button>
                            </div>
                            <div w id="Device_list" style="width: 98%; overflow: hidden;margin-top: 10px">
                                <!--<div class="layui-col"style="height: 52px;background-color: #fafafa;border-radius:5px;padding-top: 2px;">-->
                                <!--    <img style="float: left;width: 50px;margin: 0px 10px" src="https://osscold.baozhida.cn/images/设备管理-1.png" height="50"-->
                                <!--         width="40"/>-->
                                <!--    <div style="float: left;">-->
                                <!--        <div style="margin-top: 4px;font-size: 15px">SN：KF20210510143443</div>-->
                                <!--        <div style="margin-top: 1px;font-size: 15px">主机名称：士大夫撒地方递四方速递</div>-->
                                <!--    </div>-->
                                <!--    <div class="layui-card-header" style="float: right;">-->
                                <!--        <button class="layui-btn  layui-btn-normal" style="float: right;margin-top: 11px"-->
                                <!--                onclick="">-->
                                <!--            <i class="iconfont" style="margin-right: 4px">&#xe6f7;</i> 绑定-->
                                <!--        </button>-->
                                <!--    </div>-->
                                <!--</div>-->
                            </div>

                            <div style="height: 70px">
                                <div class="layui-card-body ">
                                    <div class="page">
                                        <div id="Device_list_Pages">

                                            <!--                                    <a class="prev" href="">&lt;&lt;</a>-->

                                            <!--                                    <a class="num" href="">1222</a>-->

                                            <!--                                    <span class="current">111</span>-->

                                            <!--                                    <a class="num" href="">444</a>-->
                                            <!--                                    <a class="next" href="">&gt;&gt;</a>-->

                                        </div>

                                    </div>
                                    <div style="color: #1E9FFF;text-align: center" id="Device_list_Pages_x"></div>
                                </div>
                            </div>
                        </div>
                    </div>
                </div>
            </div>
        </div>
        <div class="layui-col-md8">

            <div class="layui-card" style="padding: 10px">
                <div style="margin: 10px" >
                    <span id="T_time" style="font-size: 14px">更新时间：等待同步中.....</span><img style="margin-left: 2px"
                                                                 src="https://osscold.baozhida.cn/images/等待.gif" height="20"
                                                                 width="20"/>
                </div>
                <div class="layui-col" id="DeviceSensor_list" style="max-height: 663px;overflow-y: auto" >


                </div>
            </div>

        </div>


    </div>


</div>
<script>

    function ChangeDiv(e) {
        var divs = document.getElementsByClassName("ChangeDiv");
        var len = divs.length;
        for(var i=0;i<len;i++){
            divs[i].style.border = "1px solid #ffffff";
        }
        e.style.border = "1px solid #ed0000";
    }
    //获取url中的参数
    function getQueryString(name) {
        var reg = new RegExp("(^|&)" + name + "=([^&]*)(&|$)", "i");
        var r = window.location.search.substr(1).match(reg);
        if (r != null)
            return decodeURIComponent(r[2]);
        return null;
    }
    function timestampToTime(timestamp) {
        if(timestamp == undefined){
            return "<img src=\"https://osscold.baozhida.cn/images/等待.gif\" style='float: left' height=\"16\" width=\"16\"/>"
        }
        var date = new Date(timestamp * 1000);//时间戳为10位需*1000，时间戳为13位的话不需乘1000
        Y = date.getFullYear() + '-';
        M = (date.getMonth() + 1 < 10 ? '0' + (date.getMonth() + 1) : date.getMonth() + 1) + '-';
        D = date.getDate() + ' ';
        h = date.getHours() + ':';
        m = date.getMinutes() + ':';
        s = date.getSeconds();
        return Y + M + D + h + m + s;
    }
    function dateChangeFormat(format, date) {
        date = new Date(date);
        const dataItem = {
            'Y+': date.getFullYear().toString(),
            'm+': (date.getMonth() + 1).toString(),
            'd+': date.getDate().toString(),
            'H+': date.getHours().toString(),
            'M+': date.getMinutes().toString(),
            'S+': date.getSeconds().toString(),
        };
        Object.keys(dataItem).forEach((item) => {
            const ret = new RegExp(`(${item})`).exec(format);
            if (ret) {
                format = format.replace(ret[1], ret[1].length === 1 ? dataItem[item] : dataItem[item].padStart(ret[1].length, '0'));
            }
        });
        return format;
    }
    function dateChangeFormat_x(format, date) {
        date = new Date(date*1000);
        const dataItem = {
            'Y+': date.getFullYear().toString(),
            'm+': (date.getMonth() + 1).toString(),
            'd+': date.getDate().toString(),
            'H+': date.getHours().toString(),
            'M+': date.getMinutes().toString(),
            'S+': date.getSeconds().toString(),
        };
        Object.keys(dataItem).forEach((item) => {
            const ret = new RegExp(`(${item})`).exec(format);
            if (ret) {
                format = format.replace(ret[1], ret[1].length === 1 ? dataItem[item] : dataItem[item].padStart(ret[1].length, '0'));
            }
        });
        return format;
    }
    // 时间比较
    function dateChangeFormat_xiangcha( date) {
        // console.log("===========")
        a_t = (new Date(dateChangeFormat('YYYY-mm-dd HH:MM:SS', date)).getTime()/1000)
        b_t = ((new Date()) / 1000)

        // console.log("a_t:",a_t,"b_t:",b_t,">",b_t - a_t)
        return  parseInt(b_t - a_t) ;
    }
    function To_str(data) {
        if(data == undefined){
            return "<img src=\"https://osscold.baozhida.cn/images/等待.gif\" style='float: left' height=\"16\" width=\"16\"/>"
        }
        if(data+"".length > 5){
            return data+"".slice(0,5);
        }
        return data;
    }
    function To_unm(data) {
        if(data == undefined){
            return "<img src=\"https://osscold.baozhida.cn/images/等待.gif\" style='float: left' height=\"16\" width=\"16\"/>"
        }

        return data.toFixed(1);
    }

    layui.use(['form', 'layer', "layedit"],

        function () {
            $ = layui.jquery;
            var form = layui.form,
                layer = layui.layer;
            var layedit = layui.layedit

            layedit.set({
                uploadImage: {
                    url: '/UpFile' //接口url
                }
            });

            //构建一个默认的编辑器
            var index = layedit.build('T_text', {
                height: 580 //设置编辑器高度,

            });
            //监听提交
            form.on('submit(add)',
                function (data) {
                    console.log("=== submit(add) ==");
                    // loading = layer.load(0, {
                    //     shade: false,
                    //     time: 99 * 1000
                    // });
                    console.log(data);
                    T_enwarning = 0
                    if (data.field.enwarning != undefined) {
                        T_enwarning = 1
                    }


                    return false;
                });

            // //监听指定开关
            // form.on('switch(switchTest)', function(data){
            //     layer.msg('开关checked：'+ (this.checked ? 'true' : 'false'), {
            //         offset: '6px'
            //     });
            //     layer.tips('温馨提示：请注意开关状态的文字可以随意定义，而不仅仅是ON|OFF', data.othis)
            // });

            //表单取值
            // layui.$('#LAY-component-form-getval').on('click', function(){
            //     var data = form.val('example');
            //     alert(JSON.stringify(data));
            // });

            // var loading = layer.load(0, {
            //     shade: false,
            //     time: 99 * 1000
            // });


        });


    var Device_list = []
    var Device_Sn = ""
    var timestamp_V = (new Date()) / 1000;

    /// 设备库
    get_Device_list(0)

    function get_Device_list(page) {

        $.ajax({
            type: 'POST',
            url: '/Device/DeviceBind_List',//发送请求
            data: {
                User_tokey: $.cookie("User_tokey"),
                Admin_uuid: "",
                // Class_1: $("#D_Name").val(),
                T_sn: $("#D_T_sn").val(),
                Name: $("#D_Name").val(),
                page: page,
            },
            success: function (result) {
                console.log(result)
                if (result.Code == 200) {
                    $('#Device_list').html("")
                    $('#Device_list_Pages').html("")
                    $('#Device_list_Pages_x').html("")
                    Device_list = result.Data.Device_lite
                    if (Device_list.length == 0) {
                        $('#Device_list').html("<div style=\"color: #1E9FFF;text-align: center;font-size: 15px;margin-top: 150px \">没有设备</div>")
                        return
                    }

                    Add_Device_list(result.Data.Device_lite) // 列表
                    Add_Device_list_Pages(result.Data.Pages) // 分页
                    $('#Device_list_Pages_x').append("页数:" + result.Data.Page + "/" + result.Data.Page_size + "  总数：" + result.Data.Num);


                } else {


                }
            }
        });


    }
    function Add_Device_list(Device_lite) {
        Device_Sn = Device_lite[0].T_sn
        console.log(Device_Sn)
        for (let i = 0; i < Device_lite.length; i++) {

            $('#Device_list').append("" +
                "<div onclick=\"ChangeDiv(this);f_Sand('" + Device_lite[i].T_sn + "')\" class=\"layui-col ChangeDiv\"style=\"border: 1px solid #ffffff;height: 52px;background-color: #fafafa;border-radius:5px;padding-top: 2px;margin-top: 6px\">\n" +
                "     <img style=\"float: left;width: 50px;margin: 0px 10px\" src=\"https://osscold.baozhida.cn/images/设备管理-1.png\" height=\"50\"\n" +
                "          width=\"40\"/>\n" +
                "     <div style=\"float: left;width: 69%\">\n" +
                "         <div style=\"margin-top: 4px;font-size: 15px;\" >SN：" + Device_lite[i].T_sn + "</div>\n" +
                "         <div style=\"margin-top: 1px;font-size: 15px;\">主机名称：" + Device_lite[i].T_devName + "</div>\n" +
                "     </div>\n" +
                "     <div class=\"layui-card-header\" style=\"float: right;margin-top: 6px;color: #1E9FFF\">\n" +
                "         》\n" +
                "     </div>\n" +
                " </div>")
        }

    }
    function Add_Device_list_Pages(Pages) {


        for (let i = 0; i < Pages.length; i++) {
            elem = Pages[i]
            switch (elem.A) {
                case 1:
                    $('#Device_list_Pages').append("<a class=\"prev\" onclick='get_Device_list(" + elem.V + ")' >&lt;&lt;</a>\n");
                    break;
                case 2:
                    $('#Device_list_Pages').append("<a class=\"num\" onclick='get_Device_list(" + elem.V + ")' >" + elem.V + "</a>\n");
                    break;
                case 3:
                    $('#Device_list_Pages').append("<span class=\"current\">" + elem.V + "</span>\n");
                    break;
                case 4:
                    $('#Device_list_Pages').append("<a class=\"num\" onclick='get_Device_list(" + elem.V + ")' >" + elem.V + "</a>\n");
                    break;
                case 5:
                    $('#Device_list_Pages').append("<a class=\"next\" onclick='get_Device_list(" + elem.V + ")' >&gt;&gt;</a>\n");
                    break;
            }
        }
    }


    function Add_DeviceSensor_list_DeviceSensor_List(){

        $.ajax({
            type: 'POST',
            url: '../Device/DeviceSensor_List',//发送请求
            data: {
                User_tokey: $.cookie("User_tokey"),
                Sn:Device_Sn,
                page_z:99999,
            },
            success: function (result) {
                console.log(result)
                if (result.Code == 200) {

                    Add_DeviceSensor_list_g(result.Data.DeviceSensor_lite)

                } else {

                }
            }
        });
    }
    function Add_DeviceSensor_list_g(data) {
        $('#DeviceSensor_list').html("")
        for (let i = 0; i < data.length; i++) {
            // console.log(i," "+data[i].name)

            src_img = "温湿度传感器-1.png"
            Ds = data[i]
            x_ = dateChangeFormat_xiangcha(Ds.T_time)
            outtime = 60 * 5

            if(( 0 ==  Ds.T_Tlower && 0 == Ds.T_RHlower) && ( 0 ==  Ds.T_Tupper && 0 == Ds.T_RHupper) ){
                if(x_ < outtime)  {
                    // 传感器正常
                    src_img = "温湿度传感器-1.png"
                }else {
                    // 传感器超时
                    src_img = "温湿度传感器-2.png"
                }
            }else if (x_ < outtime) {
                if(Ds.T_t <  Ds.T_Tlower || Ds.T_rh < Ds.T_RHlower || Ds.T_t >  Ds.T_Tupper || Ds.T_rh > Ds.T_RHupper ){
                    // 传感器 超标
                    src_img = "温湿度传感器-3.png"
                }else {
                    // 传感器正常
                    src_img = "温湿度传感器-1.png"
                }
            }else {
                // 传感器超时
                src_img = "温湿度传感器-2.png"
            }


            $('#DeviceSensor_list').append("" +
                "<div name='"+data[i].T_sn+"' class=\"layui-col-xs6 layui-col-sm4 layui-col-md3 layui-col-lg3\" style=\"height: 104px; \" >\n" +
                "    <div  name='"+data[i].T_id+"' style=\"margin: 4px;height: 96px; border-radius:5px;background-color:#f1f1f1;\"\n" +
                "         >\n" +
                "        <div class=\"layui-row\" style=\"text-align: center;font-size: 15px;background-color: #8ecbff;border-radius:5px;\">\n" +
                "            <span style=\"float: left;background-color: #69d1ff;padding: 0px 2px;border-radius:5px;\">"+data[i].T_id+"</span>"+To_str(data[i].T_name)+"\n" +
                "        </div>\n" +
                "        <div class=\"layui-row\" >\n" +
                "            <div class=\" layui-col-md4 \">\n" +
                "                <img  name='T_img' src=\"https://osscold.baozhida.cn/images/"+src_img+"\" height=\"50\" width=\"50\"/>\n" +
                "            </div>\n" +
                "            <div class=\"layui-col-md8\" style=\"margin-top: 3px;white-space:nowrap\">\n" +
                "                <div style=\"width: 98%;height:20px;float: left;font-size: 15px;text-overflow:ellipsis; overflow:hidden;\">\n" +
                "                    <span name='T_t' style=\"width: 48px;float: left\">"+To_unm(data[i].T_t)+"℃</span>\n" +
                "                    <span name='T_T' style=\"font-size: 10px;float: left;margin-top: 4px;\">"+data[i].T_Tlower+"~"+data[i].T_Tupper+"</span>\n" +
                "                </div>\n" +
                "                <div style=\"width: 98%;height:20px;float: left;font-size: 15px;text-overflow:ellipsis; overflow:hidden;\">\n" +
                "                    <span name='T_rh' style=\"width: 48px;float: left\">"+To_unm(data[i].T_rh)+"%</span>\n" +
                "                    <span name='T_RH' style=\"font-size: 10px;float: left;margin-top: 4px;\">"+data[i].T_RHlower+"~"+data[i].T_RHupper+"</span>\n" +
                "                </div>\n" +
                "            </div>\n" +
                "            <div  class=\" layui-col-md12 \" style=\"padding-top: -2px;font-size: 16px;text-align: center;margin-top: -2px;border-top:1px solid  #000\">\n" +
                "              <span name='T_time'>"+dateChangeFormat('YYYY-mm-dd HH:MM:SS', data[i].T_time)+"</span>\n" +
                "            </div>\n" +
                "        </div>\n" +
                "    </div>\n" +
                "</div>")
        }

    }
    function Pu_DeviceSensor_list_g(sn,data) {

        for (let i = 0; i < data.length; i++) {
            // console.log(i," "+data[i].name)
            sn_ = $("div[name='"+sn+"']")
            // console.log("sn_:",sn_.length)
            if(sn_.length > 0){
                id_ = sn_.find("div[name='"+data[i].id+"']")
                // console.log("id_:",sn_.length)
                if(id_.length > 0){
                    rc_img = "温湿度传感器-1.png"
                    Ds = data[i]
                    x_ = dateChangeFormat_xiangcha(dateChangeFormat_x('YYYY-mm-dd HH:MM:SS', data[i].UT))
                    outtime = 60 * 5

                    if(( 0 ==  Ds.Tlower && 0 == Ds.RHlower) && ( 0 ==  Ds.Tupper && 0 == Ds.RHupper) ){
                        if(x_ < outtime)  {
                            // 传感器正常
                            src_img = "温湿度传感器-1.png"
                        }else {
                            // 传感器超时
                            src_img = "温湿度传感器-2.png"
                        }
                    }else if (x_ < outtime) {
                        if(Ds.T <  Ds.Tlower || Ds.RH < Ds.RHlower || Ds.T >  Ds.Tupper || Ds.RH > Ds.RHupper ){
                            // 传感器 超标
                            src_img = "温湿度传感器-3.png"
                        }else {
                            // 传感器正常
                            src_img = "温湿度传感器-1.png"
                        }
                    }else {
                        // 传感器超时
                        src_img = "温湿度传感器-2.png"
                    }

                    id_.find("img")[0].src = "https://osscold.baozhida.cn/images/"+src_img


                    id_.find("span")[1].innerHTML = To_unm(data[i].T)+"℃"
                    id_.find("span")[2].innerHTML = data[i].Tlower+"~"+data[i].Tupper
                    id_.find("span")[3].innerHTML = To_unm(data[i].RH)+"%"
                    id_.find("span")[4].innerHTML = data[i].RHlower+"~"+data[i].RHupper
                    id_.find("span")[5].innerHTML = dateChangeFormat_x('YYYY-mm-dd HH:MM:SS', data[i].UT)
                }


            }


        }

    }

    function Add_DeviceSensor_list(data) {
        $('#DeviceSensor_list').html("")

        for (let i = 0; i < data.length; i++) {
            // console.log(i," "+data[i].name)
            $('#DeviceSensor_list').append("" +
                "<div class=\"layui-col-xs6 layui-col-sm4 layui-col-md3 layui-col-lg3\" style=\"height: 104px; \" >\n" +
                "    <div style=\"margin: 4px;height: 96px; border-radius:5px;background-color:#f1f1f1;\"\n" +
                "         >\n" +
                "        <div class=\"layui-row\" style=\"text-align: center;font-size: 15px;background-color: #8ecbff;border-radius:5px;\">\n" +
                "            <span style=\"float: left;background-color: #69d1ff;padding: 0px 2px;border-radius:5px;\">"+data[i].id+"</span>"+To_str(data[i].name)+"\n" +
                "        </div>\n" +
                "        <div class=\"layui-row\" >\n" +
                "            <div class=\" layui-col-md4 \">\n" +
                "                <img src=\"https://osscold.baozhida.cn/images/温湿度传感器-1.png\" height=\"50\" width=\"50\"/>\n" +
                "            </div>\n" +
                "            <div class=\"layui-col-md8\" style=\"margin-top: 3px;white-space:nowrap\">\n" +
                "                <div style=\"width: 98%;height:20px;float: left;font-size: 15px;text-overflow:ellipsis; overflow:hidden;\">\n" +
                "                    <span style=\"width: 48px;float: left\">"+To_unm(data[i].T)+"℃</span>\n" +
                "                    <span style=\"font-size: 10px;float: left;margin-top: 4px;\">"+data[i].Tlower+"~"+data[i].Tupper+"</span>\n" +
                "                </div>\n" +
                "                <div style=\"width: 98%;height:20px;float: left;font-size: 15px;text-overflow:ellipsis; overflow:hidden;\">\n" +
                "                    <span style=\"width: 48px;float: left\">"+To_unm(data[i].RH)+"%</span>\n" +
                "                    <span style=\"font-size: 10px;float: left;margin-top: 4px;\">"+data[i].RHlower+"~"+data[i].RHlower+"</span>\n" +
                "                </div>\n" +
                "            </div>\n" +
                "            <div class=\" layui-col-md12 \" style=\"padding-top: -2px;font-size: 16px;text-align: center;margin-top: -2px;border-top:1px solid  #000\">\n" +
                "                "+timestampToTime(data[i].UT)+"\n" +
                "            </div>\n" +
                "        </div>\n" +
                "    </div>\n" +
                "</div>")
        }

    }
    // 页面 加载完成后执行
    window.onload = function () {
        console.log("页面 加载完成后执行")

        setTimeout(function(){
            console.log("等待执行")

            f_Sand(Device_Sn)
            //要执行的代码
        },2000);
    }
    function f_Sand(sn) {
        console.log(sn)
        Device_Sn = sn

        $('#DeviceSensor_list').html("<img src=\"https://osscold.baozhida.cn/images/等待.gif\" style='margin: 20px auto;' height=\"36\" width=\"36\"/>")
        Add_DeviceSensor_list_DeviceSensor_List()
        websocket.send("{\"Sn\":\"" + sn + "\"}");
    }


    var websocket = null;

    //判断当前浏览器是否支持WebSocket
    run_WebSocket()
    function run_WebSocket() {
        console.log("run_WebSocket");
        if ('WebSocket' in window) {
            url = window.location.host
            if(url.indexOf("127.0.0.1") != -1){
                websocket = new WebSocket("ws://"+window.location.host+"/ws/join?User_tokey="+$.cookie('User_tokey'));
            }else {
                websocket = new WebSocket("wss://"+window.location.host+"/ws/join?User_tokey="+$.cookie('User_tokey'));
            }

        } else {
            alert('Dont support websocket')
        }
    }

    //连接成功建立的回调方法
    websocket.onopen = function () {
        console.log("open");
        // send("{\"Sn\":\"" + getQueryString("Sn") + "\"}")
    };

    //接收到消息的回调方法
    websocket.onmessage = function (event) {
        // console.log(event.data)
        var obj = JSON.parse(event.data);
        // console.log(obj.type)
        if(obj.sn != Device_Sn){
            console.log(obj.sn,"跳过。。  Device_Sn = ",Device_Sn)
            return
        }
        console.log(obj.sn,"进入。。  Device_Sn = ",Device_Sn)
        if (obj.type == 0 ) {
            console.log("data.length:",obj.sensor.length)
            console.log("data:",obj.sensor)

            Pu_DeviceSensor_list_g(obj.sn,obj.sensor)

            if(obj.type == 0 ){
                if(Math.abs(timestamp_V - obj.sensor[0].UT).toFixed(0) > 0){
                    $("#T_time").html("刷新时间：" + timestampToTime(obj.sensor[0].UT) + "   上传刷新间隔：" + Math.abs(timestamp_V - obj.sensor[0].UT).toFixed(0) + "s")

                    // console.log(timestamp_V, obj.sensor[0].UT, "   刷新间隔：" + (timestamp_V - obj.sensor[0].UT) + "s")
                    timestamp_V = obj.sensor[0].UT
                }


            }


        }


    };

    //连接关闭的回调方法
    websocket.onclose = function () {
        console.log("close");
        setTimeout(function(){
            //要执行的代码
            run_WebSocket();
        },2000);


    };

    //连接发生错误的回调方法
    websocket.onerror = function () {
        console.log("error");
        setTimeout(function(){
            //要执行的代码
            run_WebSocket();
        },2000);
    };

    //监听窗口关闭事件，当窗口关闭时，主动去关闭websocket连接，防止连接还没断开就关闭窗口，server端会抛异常。
    window.onbeforeunload = function () {
        websocket.close();
        console.log("窗口关闭事件");
    };
    //关闭连接
    function closeWebSocket() {
        websocket.close();
        console.log("onbeforeunload");
        window.clearInterval(intervalId);
    }

    //发送消息
    function send(message) {
        websocket.send(message);
    }
</script>

</body>

</html>