公司需要在网站实现一个在线客服的功能，开始是用的jq实现的，但是！！！把代码拿到vue里使用的时候，Jq的事件一直没有办法触发，各种百度都没有结果然后就放弃了，最后找到一种很好的解决方法，完美实现了功能！！！还有感谢我的外援，哈哈哈哈哈，一直是我的后盾！！！！！！！！哈哈哈哈哈

以下为vue部分

主要是循环info里的数据，通过type来判断显示机器人还是用户。

用户发送消息后直接push进数组里即可

<template>
  <div class="container">
    <div class="main">
      <div class="box">
        <div class="title">
          <img src="" alt class="logo" />
          <span class="title-hn">人工客服</span>
        </div>
        <div id="content" class="content">
          <div v-for="(item,index) in info" :key="index">
            <div class="info_r info_default" v-if="item.type == 'leftinfo'">
              <span class="circle circle_r"></span>
              <div class="con_r con_text">
                <div>{{item.content}}</div>
                <div v-for="(item2,index) in item.question" :key="index">
                  <div class="con_que" @click="clickRobot(item2.content,item2.id)">
                    <div class="czkj-question-msg">
                      {{item2.index}}
                      {{item2.content}}
                    </div>
                  </div>
                </div>
              </div>
              <div class="time_r">{{item.time}}</div>
            </div>

            <div class="info_l" v-if="item.type == 'rightinfo'">
              <div class="con_r con_text">
                <span class="con_l">{{item.content}}</span>
                <span class="circle circle_l">
                  <img src class="pic_l" />
                </span>
              </div>
              <div class="time_l">{{item.time}}</div>
            </div>
          </div>
        </div>

        <div class="setproblem">
          <textarea
            placeholder="请输入您的问题..."
            style="height: 68px;width: 100%;resize:none;padding-right:80px;outline: none;border-color:#ccc;border-radius:5px;"
            id="text"
            v-model="customerText"
            @keyup.enter="sentMsg()"
          ></textarea>
          <button @click="sentMsg()" class="setproblems">

            <span style="vertical-align: 4px;">发 送</span>
          </button>
        </div>
      </div>
    </div>
  </div>
</template>
<script>
  export default {
    name: "onlineCustomer",
    components: {},
    computed: {},
    data() {
      return {
        customerText: "",
        info: [
          {
            type: "leftinfo",
            time: this.getTodayTime(),
            name: "robot",
            content:
              "您好，欢迎使用网上营业厅，为保证账户安全，在会话过程中请勿透露您的账号、",
            question: [],
          },
        ],
        timer: null,
        robotQuestion: [
          { id: 1, content: "客户资料完善后是由谁来审批", index: 1 },
          { id: 2, content: "客户资料审批一直不通过", index: 2 },
          { id: 3, content: "客户资料审批需要多长时间", index: 3 },
          {
            id: 4,
            content: "注册网站时需要一次填写完所有的客户资料吗",
            index: 4,
          },
          { id: 5, content: "注册时使用的手机号变更怎么办", index: 5 },
        ],
        robotAnswer: [
          {
            id: 1,
            content:
              "答案客户资料完善后是由谁来审批,答案客户资料完善后是由谁来审批,答案客户资料完善后是由谁来审批",
            index: 1,
          },
          { id: 2, content: "测试", index: 2 },
          { id: 3, content: "测试", index: 3 },
          {
            id: 4,
            content: "3333333",
            index: 4,
          },
          { id: 5, content: "44444444", index: 5 },
        ],
      };
    },
    created() {
      this.showTimer();
    },
    watch: {},
    methods: {
      // 用户发送消息
      sentMsg() {
        clearTimeout(this.timer);
        this.showTimer();
        let text = this.customerText.trim();
        if (text != "") {
          var obj = {
            type: "rightinfo",
            time: this.getTodayTime(),
            content: text,
          };
          this.info.push(obj);
          this.appendRobotMsg(this.customerText);
          this.customerText = "";
          this.$nextTick(() => {
            var contentHeight = document.getElementById("content");
            contentHeight.scrollTop = contentHeight.scrollHeight;
          });
        }
      },
      // 机器人回答消息
      appendRobotMsg(text) {
        clearTimeout(this.timer);
        this.showTimer();
        text = text.trim();
        let answerText = "";
        let flag;
        for (let i = 0; i < this.robotAnswer.length; i++) {
          if (this.robotAnswer[i].content.indexOf(text) != -1) {
            flag = true;
            answerText = this.robotAnswer[i].content;
            break;
          }
        }
        if (flag) {
          let obj = {
            type: "leftinfo",
            time: this.getTodayTime(),
            name: "robot",
            content: answerText,
            question: [],
          };
          this.info.push(obj);
        } else {
          answerText = "您可能想问：";
          let obj = {
            type: "leftinfo",
            time: this.getTodayTime(),
            name: "robot",
            content: answerText,
            question: this.robotQuestion,
          };
          this.info.push(obj);
        }
        this.$nextTick(() => {
          var contentHeight = document.getElementById("content");
          contentHeight.scrollTop = contentHeight.scrollHeight;
        });
      },
      sentMsgById(val, id) {
        clearTimeout(this.timer);
        this.showTimer();

        let robotById = this.robotAnswer.filter((item) => {
          return item.id == id;
        });
        let obj_l = {
          type: "leftinfo",
          time: this.getTodayTime(),
          name: "robot",
          content: robotById[0].content,
          question: [],
        };
        let obj_r = {
          type: "rightinfo",
          time: this.getTodayTime(),
          name: "robot",
          content: val,
          question: [],
        };
        this.info.push(obj_r);
        this.info.push(obj_l);
        this.$nextTick(() => {
          var contentHeight = document.getElementById("content");
          contentHeight.scrollTop = contentHeight.scrollHeight;
        });
      },
      // 点击机器人的单个问题
      clickRobot(val, id) {
        this.sentMsgById(val, id);
      },
      // 结束语
      endMsg() {
        let happyEnding = {
          type: "leftinfo",
          time: this.getTodayTime(),
          content: "退下吧",
          question: [],
        };
        this.info.push(happyEnding);
        this.$nextTick(() => {
          var contentHeight = document.getElementById("content");
          contentHeight.scrollTop = contentHeight.scrollHeight;
        });

      },
      showTimer() {
        this.timer = setTimeout(this.endMsg, 1000*60);
      },
      getTodayTime() {
        // 获取当前时间
        var day = new Date();
        let seconds = day.getSeconds();
        if (seconds < 10) {
          seconds = "0" + seconds;
        } else {
          seconds = seconds;
        }
        let minutes = day.getMinutes();
        if (minutes < 10) {
          minutes = "0" + minutes;
        } else {
          minutes = minutes;
        }
        let time =
          day.getFullYear() +
          "-" +
          (day.getMonth() + 1) +
          "-" +
          day.getDate() +
          " " +
          day.getHours() +
          ":" +
          minutes +
          ":" +
          seconds;
        return time;
      },
    },
    mounted() {},
    props: {},
    destroyed() {},
  };
</script>
<style lang="scss">
  .main {
    width: 100%;
    // height: 100vh;
    background: linear-gradient(
        180deg,
        rgba(149, 179, 212, 1) 0%,
        rgba(74, 131, 194, 1) 100%
    );
    overflow: hidden;
    .box {
      width: 100%;
      /* width: 680px; */
      height: 500px;
      background-color: #fafafa;
      position: relative;
      padding: 1.25rem;
      #content {
        height: 340px;
        overflow-y: scroll;
        font-size: 14px;
        width: 100%;
        .circle {
          display: inline-block;
          width: 34px;
          height: 34px;
          border-radius: 50%;
          background-color: #eff1f3;
        }
        .con_text {
          color: #333;
          margin-bottom: 5px;
        }
        .con_que {
          color: #1c88ff;
          height: 30px;
          line-height: 30px;
          cursor: pointer;
        }
        .info_r {
          position: relative;
          .circle_r {
            position: absolute;
            left: 0%;
          }
          .pic_r {
            width: 17px;
            height: 17px;
            margin: 8px;
          }
          .con_r {
            display: inline-block;
            /* max-width: 253px; */
            width: 55%;
            min-height: 55px;
            /* min-height: 20px; */
            background-color: #e2e2e2;
            border-radius: 6px;
            padding: 10px;
            margin-left: 40px;
          }
          .time_r {
            margin-left: 45px;
            color: #999999;
            font-size: 12px;
          }
        }
        .info_l {
          text-align: right;
          // margin-right: 20px;
          color: #ffffff;
          color: #3163C5;
          margin-top: 10px;

          // .circle_l {
          //   // vertical-align: -10px;
          // }
          .pic_l {
            width: 13px;
            height: 17px;
            margin: 8px 10px;
          }
          .time_l {
            margin-right: 45px;
            color: #999999;
            font-size: 12px;
            margin-top: 5px;
          }
          .con_l {
            display: inline-block;
            width: 220px;
            min-height: 51px;
            background-color: #3163C5;
            border-radius: 6px;
            padding: 10px;
            text-align: left;
            color: #fff;
            margin-right: 5px;
          }
        }
        #question {
          cursor: pointer;
        }
      }
    }
  }
  .setproblem {
    width: 100%;
    height: 68px;
    background-color: #ffffff;
    position: relative;
    margin-top: 3.75rem;
    
  }
  .setproblem textarea {
    color: #999999;
    padding: 10px;
    box-sizing: border-box;
  }
  .setproblem button {
    width: 5.875rem;
    height: 2.5rem;
    line-height: 2.5rem;
    background: #3163C5;
    opacity: 1;
    border-radius: 4px;
    font-size: 10px;
    color: #ffffff;
    position: absolute;
    right: 5%;
    top: 30%;
    cursor: pointer;
    border: none;
  }

  .czkj-item-title {
    line-height: 25px;
    border-bottom: 1px solid #ccc;
    padding-bottom: 5px;
    margin-bottom: 5px;
  }

  .czkj-item-question {
    cursor: pointer;
    display: block;
    padding: 8px;
    position: relative;
    border-bottom: 1px dashed #ccc;
    line-height: 20px;
    min-height: 20px;
    overflow: hidden;
  }

  .czkj-question-msg {
    float: left;
    font-size: 14px;
    color: #3163C5;
  }
</style>

原生部分。对比之下还是vue更舒服一点。

<!DOCTYPE html>
<html lang="en">

<head>
  <meta charset="UTF-8">
  <meta name="viewport" content="width=device-width, initial-scale=1.0">
  <title></title>
  <meta name="description"
    content="">
  <meta name="keywords" content="">
  <link rel="stylesheet" type="text/css" href="../css/base.css">
  <link rel="stylesheet" type="text/css" href="../css/customer.css">
  <script src="../js/jquery-1.8.3.min.js"></script>


</head>

<body>
  <div class="header" id="top" style="display:none">

  </div>

  <div class="main">
    <div class="box">
      <div class="title">
        <img src="../images/logo0701.png" alt="" class="logo">
        <span class="title-hn"></span>
      </div>
      <!-- 聊天内容区域 -->
      <div class="content" id="content">
        <div class="info_r info_default">
          <span class="circle circle_r"><img src="../images/robot0701.png" class='pic_r'></span>
          <div class='con_r con_text'>
            <div>
              您好，欢迎使用网上营业厅，为保证账户安全，
              在会话过程中请勿透露您的账号、密码等信息。
            </div>
            <div class="con_que" data-index="1" data-questionid="1">1</div>
            <div class="con_que">2</div>
            <div class="con_que">3</div>
          </div>
        </div>

        <!-- <ul class="info_r info_default">
          <span class="circle circle_r"><img src="../images/robot0701.png" class='pic_r'></span>
          <div class='con_r con_text'>
            <div>111</div>
            <div>1222211</div>
          </div>
        </ul> -->

      </div>
      <!-- 发送问题区域 -->
      <div class="setproblem">
        <textarea placeholder="请输入您的问题..." style="height: 68px;width: 100%;resize:none;padding-right:80px"
          id="text"></textarea>
        <button onclick="sentMsg()" class="setproblems">
          <img src="../images/fs0702.png" alt="" style="width: 15px;height:15px;">
          <span style="vertical-align: 4px;">发 送</span>
        </button>
      </div>
    </div>
  </div>
</body>
<script src="../js/index.js"></script>
<script>
  nHnSite.subServiceInit();
  // nHnSite.initAbout();
  window.onload = setWelcomeTime;


  // 打开页面默认展示问候语添加时间
  function setWelcomeTime() {
    showTimer();
    // 获取当前时间
    var day = new Date();
    let time = getTodayTime();
    var commentLi = '<div class="time_r">' + time + '</div>';
    $('.info_default').append(commentLi);

    // 获取当前登录的用户名称
    let city = $('#cityChoice').text();
    // 拆分为简称
    let cityJc = city.split('销售');
    console.log(cityJc)
    cityShow = cityJc[0] + '销售智能客服';
    $('.title-hn').text(cityShow);
    
  }
  // 发送消息
  function sentMsg() {
    clearTimeout(timer);
    showTimer();
    let time = getTodayTime();
    let text = $('#text').val();
    console.log(text)
    var commentLi = '';
    commentLi = '<div class="info_l">';
    commentLi += '<span class="con_l">' + text + '</span>';
    commentLi += '<span class="circle circle_l"><img src="../images/people0701.png" class="pic_l"></span>';
    commentLi += '<div class="time_l">' + time + '</div>';
    commentLi += '</div>';
    $('.content').append(commentLi);

    $.ajax({
      url: '/api/admin/reg/getNetInfo',
      type: 'get',
      contentType: "application/json; charset=utf-8",
      success: function (res) {
        console.log(res,'0000')
        // checkNetInfo(resultData);
      },
      error: function (data) {
        // var resultData = { "status": 200, "data": { "id": "1", "province": "BJ", "url": "://www.chngyx.com.cn", "provinceName": "北京" }, "rel": true }
        // checkNetInfo(resultData);
      }
    });

    // 发送过消息后将页面滚动到底部
    var contentHeight = document.getElementById('content');
    contentHeight.scrollTop = contentHeight.scrollHeight;

    appendRobotMsg(text)
  }
  // 选中问题后再次发送消息
  function selMsg(text) {
    clearTimeout(timer);
    showTimer();
    let time = getTodayTime();
    var commentLi = '';
    commentLi = '<div class="info_l">';
    commentLi += '<span class="con_l">' + text + '</span>';
    commentLi += '<span class="circle circle_l"><img src="../images/people0701.png" class="pic_l"></span>';
    commentLi += '<div class="time_l">' + time + '</div>';
    commentLi += '</div>';
    $('.content').append(commentLi);
    appendRobotMsg(text)
    // 发送过消息后将页面滚动到底部
    var contentHeight = document.getElementById('content');
    contentHeight.scrollTop = contentHeight.scrollHeight;
  }
  // 键盘回车事件
  $(document).keypress(function (e) {
    if (e.keyCode == '13') {
      sentMsg();
    }
  });

  // 结束语
  function endMsg() {
    let time = getTodayTime();
    var commentLi = '';
    commentLi = '<div class="info_r">';
    commentLi += '<span class="circle circle_r"><img src="../images/robot0701.png" class="pic_r"></span>';
    commentLi += '<span class="con_r con_text">' + '借宿了' + '</span>';
    commentLi += '<div class="time_r">' + time + '</div>';
    commentLi += '</div>';
    $('.content').append(commentLi);
    // 发送过消息后将页面滚动到底部
    var contentHeight = document.getElementById('content');
    contentHeight.scrollTop = contentHeight.scrollHeight;

  }
  function showTimer() {
    console.log(000)
    timer = setTimeout(endMsg, 5000 * 60);
  }
  //点击单个问答
  $('.content').on('click', '.con_que', function (event) {
    let text = $(event)[0].currentTarget.innerText;
    console.log($(event))

    selectAnswer(text)
    // var dataSet = $(event)[0].currentTarget.dataset;
    // var parent = $($(event)[0].currentTarget).parents('.czkj-msg');
    // var flag = $(parent).data('choosed')
    // selectAnswer(parent, dataSet.index, dataSet.questionid, flag)
  })
  //多个答案选择一个
  function selectAnswer(text) {
    // parent, index, questionId, flag
    var questionObj = {}, parent = {}
    // for (var i = 0; i < questionArr.length; i++) {
    //   for (var j = 0; j < questionArr[i].questionList.length; j++) {
    //     if (questionArr[i].questionList[j].questionId === questionId) {
    //       questionObj = questionArr[i].questionList[j]
    //       parent = questionArr[i]
    //     }
    //   }
    // }
    selMsg(text)
    // sentMsg(questionObj.question)
    // appendRobotMsg(questionObj, questionObj.answer, parent)
  }
  // 获取当前时间
  function getTodayTime() {
    // 获取当前时间
    var day = new Date();
    let seconds = day.getSeconds();
    if (seconds < 10) {
      seconds = "0" + seconds;
    } else {
      seconds = seconds;
    }
    let minutes = day.getMinutes();
    if (minutes < 10) {
      minutes = "0" + minutes;
    } else {
      minutes = minutes;
    }
    let time = day.getFullYear() + "-" + (day.getMonth() + 1) + "-" + day.getDate() + " " + day.getHours() + ":" + minutes + ":" + seconds;
    return time
  }
  // 新增机器人回复
  function appendRobotMsg(text) {
    console.log(text)
    // text = text.replace(/\n/g, '<br>')
    text = text.trim();
    let time = getTodayTime();
    // 输入内容为空时提示
    var questionList = [{ msg: '问题1,好嘞啊啊啊啊啊', questionId: '1', }, { msg: '问题2：我真的好嘞啊', questionId: '2', }];
    let title = '嘎嘎嘎嘎嘎过过嘎嘎嘎嘎嘎'
    let commentLi;
    if (text == '1') {
      let time = getTodayTime()
      var questions = ''
      for (var i = 0; i < questionList.length; i++) {
        questions += '<div class="con_que"' + ' data-index="' + i + '" data-questionid="' +
          questionList[i].questionId + '"><div class="czkj-question-msg">' + questionList[i].msg + '</div></div>'
      }
      commentLi = '<div class="info_r">' +
        '<span class="circle circle_r"><img src="../images/robot0701.png" class="pic_r"></span>' +
        '<div class="con_r con_text"><div>' +
        title + '</div>' + questions + '</div>'
        + '<div class="time_r">' + time + '</div>' + '</div>'
    }else if (text == ''){
      commentLi = '<div class="info_r">';
      commentLi += '<span class="circle circle_r"><img src="../images/robot0701.png" class="pic_r"></span>';
      commentLi += '<span class="con_r con_text ">' + '说人话' + '</span>';
      commentLi += '<div class="time_r">' + time + '</div>';
      commentLi += '</div>';

    }else {
      commentLi = '<div class="info_r">';
      commentLi += '<span class="circle circle_r"><img src="../images/robot0701.png" class="pic_r"></span>';
      commentLi += '<span class="con_r con_text ">' + '这道题我不会换一个' + '</span>';
      commentLi += '<div class="time_r">' + time + '</div>';
      commentLi += '</div>';
    }
    $('.content').append(commentLi);
    $('#text').val('');

    // 发送过消息后将页面滚动到底部
    var contentHeight = document.getElementById('content');
    contentHeight.scrollTop = contentHeight.scrollHeight;
  }
</script>


</html>
样式
.main {
  width: 100vw;
  height: 100vh;
  background:linear-gradient(180deg,rgba(149,179,212,1) 0%,rgba(74,131,194,1) 100%);
  overflow: hidden;
}
.box {
  width: 58%;
  /* width: 680px; */
  height: 500px;
  background-color: #FAFAFA;
  border-radius:10px;
  margin:10vh auto;
  position: relative;
}
.title{
  width: 100%;
  height: 10vh;
  background-color: #FFFFFF;
  border-radius:10px 10px 0 0 ;
}
.logo{
  width: 50px;
  height: 40px;
  margin: 11px 0 0 25px;
}
.title .title-hn {
  font-size: 25px;
  color: #3F5267;
  vertical-align: 10px;
}
.setproblem{
  width: 80%;
  height: 68px;
  background-color: #FFFFFF;
  border:1px solid rgba(221,221,221,1);
  border-radius:2px;
  position: absolute;
  bottom: 10%;
  left: 10%;
}
.setproblem textarea {
  color:#999999;
  padding: 10px;
  box-sizing: border-box;
}
.setproblem button {
  width:53px;
  height:23px;
  line-height: 23px;
  background:rgba(28,136,255,1);
  opacity:1;
  border-radius:2px;
  font-size: 10px;
  color: #FFFFFF;
  position: absolute;
  right: 5%;
  top: 30%;
  cursor: pointer;
}
.content {
  height: 300px;
  overflow-y:scroll;
  font-size: 14px;
}
.content .circle {
  display: inline-block;
  width: 34px;
  height: 34px;
  border-radius: 50%;
  background-color: #EFF1F3;
}
.content .circle_r {
  position: absolute;
  left: 0%;
}
 .content .circle_l {
  vertical-align: -10px;
} 

.content .info_r .pic_r{
  width: 17px;
  height: 17px;
  margin: 8px;
}
.content .info_l .pic_l{
  width: 13px;
  height: 17px;
  margin: 8px 10px;
}
.content .info_r{
  margin-left: 20px;
  margin-top: 15px;
  position: relative;
}
.content .info_l{
  text-align: right;
  margin-right: 20px;
  color: #FFFFFF;
  margin-top: 10px;
}

.content .con_r{
  display: inline-block;
  /* max-width: 253px; */
  width: 253px;
  min-height: 55px;
  /* min-height: 20px; */
  background-color: #E3EAF2;
  border-radius: 6px;
  padding: 10px;
  margin-left: 40px;
}
.content .con_text {
  color: #333;
  margin-bottom: 5px;
}
.content .con_que {
  color: #1C88FF;
  height: 30px;
  line-height: 30px;
  cursor: pointer;
}

.content .con_l {
  display: inline-block;
  width: 253px;
  /* min-height: 20px; */
  min-height: 51px;
  background-color: #1C88FF;
  border-radius: 6px;
  padding: 10px;
  text-align: left;
  color: #fff;
  margin-right: 5px;
}
.content .time_r {
  margin-left: 45px;
  color: #999999;
  font-size: 12px;
}
.content .time_l {
  margin-right: 45px;
  color: #999999;
  font-size: 12px;
  margin-top: 5px;
}
#question {
  cursor: pointer;
}
.czkj-item-title {
  line-height: 25px;
  border-bottom: 1px solid #ccc;
  padding-bottom: 5px;
  margin-bottom: 5px;
}

.czkj-item-question {
  cursor: pointer;
  display: block;
  padding: 8px;
  position: relative;
  border-bottom: 1px dashed #ccc;
  line-height: 20px;
  min-height: 20px;
  overflow: hidden;
}

.czkj-question-msg {
  float: left;
  font-size: 14px;
  color: #4aa4eb;
}