在线客服系统2

原创 2019-02-18 20:31:28 379
摘要:<!DOCTYPE html><html lang="en"><head>    <meta charset="UTF-8">    <meta name="viewport" content="

<!DOCTYPE html>

<html lang="en">

<head>

    <meta charset="UTF-8">

    <meta name="viewport" content="width=device-width, initial-scale=1.0">

    <meta http-equiv="X-UA-Compatible" content="ie=edge">

    <title>在线客服系统</title>

    <style type="text/css">

        div:nth-child(1) {

            width: 450px;

            height: 650px;

            background-color: lightskyblue;

            margin: 30px auto;

            color: #333;

            box-shadow: 2px 2px 2px #808080

        }

        

        h2 {

            text-align: center;

            margin-bottom: -10px;

        }

        div:nth-child(2) {

            width: 400px;

            height: 500px;

            border: 4px double green;

            background-color: #efefef;

            margin: 20px auto 10px;

        }

        

        ul {

            list-style: none;

            line-height: 2em;

            /*border: 1px solid red;*/

            overflow: hidden;

            padding: 15px;

        }


        table {

            width: 90%;

            height:80px;

            margin: auto;

        }


        textarea{

            /*width: 300px;*/

            border: none;

            resize: none;

            background-color: lightyellow;

            

        }

        button {

            width: 60px;

            height: 40px;

            background-color: seagreen;

            color: white;

            border: none;

            /*text-align: left;*/


        }

        button:hover {

            cursor: pointer;

            background-color: orange;

        }

    </style>

</head>

<body>

    <div>

        <h2>在线客服</h2>

        <div contenteditable="true">

            <ul>

                <li></li>

            </ul>

        </div>

        <table>

            <tr>

                <td align="right"><textarea cols="50" rows="4" name="text"></textarea></td>

                <td align="left"><button type=button>发送</button></td>

            </tr>

        </table>    

    </div>

    <script type="text/javascript">

        

        let btn = document.getElementsByTagName('button')[0];     //获取到按钮

        let text = document.getElementsByName('text')[0];   //获取到文本

        let list = document.getElementsByTagName('ul')[0];    //获取到对话框内容

        let sum = 0;       //计数量


        

        btn.onclick = function () {     //按钮点击事件

        

            if (text.value.length === 0) {     //如果输入内容为空

                alert('客官:是不是忘记输入内容了~~');  内容为空 //提示

                return false;

            }

            let userComment = text.value;     //获取要发发送的文本内容


            

            text.value = '';  //清空输入框内容


            

            let li = document.createElement('li');  //创建一个新节点li

            li.innerHTML = userComment;  //将用户输入的内容添加到新节点中

            let userPic = '<img src="http://img2.imgtn.bdimg.com/it/u=4040262769,939356189&fm=26&gp=0.jpg" width="30" style="border-radius:50%">'; // 用户头像

            li.innerHTML = userPic + ' ' + userComment; // 将用户头像与用户的聊天内容合并

            list.appendChild(li);   //发送聊天内容,实际上就是将新节点插入到对话列表中

            sum += 1;   // 聊天记录自增1


            

            setTimeout(function(){  //设置定时器,默认2秒后会自动回复

            let info = [

                '真烦人,有话快说,别耽误我玩抖音',

                '除了退货,退款,咱们什么都可以聊',

                '说啥,本姑娘怎么听不懂呢?再说一遍',

                '在我方便的时候再回复你吧~~',

                '投诉我的人多了,你算老几~~~'

            ];

            let temp = info[Math.floor(Math.random()*3)];  //取1-5之间的一个整数:Math.floor(Math.random()*6 + 1)

            

            let reply = document.createElement('li');   //创建一个新节点li

            let kefuPic = '<img src="https://ss0.bdstatic.com/70cFvHSh_Q1YnxGkpoWK1HF6hhy/it/u=2875324640,1591537022&fm=26&gp=0.jpg" width="30" style="border-radius:50%;">';   //客服头像          

            reply.innerHTML = kefuPic + ' ' + '<span style="color:red">'+temp+'</span>';   //客服头像+回复内容


            list.appendChild(reply);   //输出内容

            sum += 1;


            },2000);

            

            // 当聊天记录达到10条时清空窗口

            if (sum > 10) {

                list.innerHTML = '';

                sum = 0;

            }

        }



    </script>

</body>

</html>



批改老师:韦小宝批改时间:2019-02-19 09:10:06
老师总结:嗯 写的很不错 这个项目不仅仅让我们复习了之前学习的HTML以及css的布局还练习了js方面的知识 没事的时候自己可以再把这个项目再来完善完善

发布手记

热门词条