微信小程序实现聊天室

本文实例为大家分享了微信小程序实现聊天室的具体代码，供大家参考，具体内容如下

正文：

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page {
 background-color: #f2f2f2;
 height: 100%;
 padding: 0 auto;
 margin: 0 auto;
}
 
.login {
 z-index: 999;
 position: fixed;
 top: 300rpx;
 height: 100rpx;
 text-align: center;
 line-height: 100rpx;
 width: 400rpx;
 left: 50%;
 margin-left: -200rpx;
 background: white;
}
 
.Phone {
 top: 500rpx;
 width: 400rpx;
}
 
.login_zz {
 position: fixed;
 left: 0;
 top: 0;
 width: 100%;
 height: 100%;
 z-index: 998;
 background-color: rgba(0, 0, 0, 0.5);
}
 
swiper {
 height: 180rpx;
}
 
swiper swiper-item .slide-image {
 width: 100%;
 height: 180rpx;
}
 
.jia_img {
 height: 80rpx;
 width: 90rpx;
}
 
.time {
 text-align: center;
 padding: 5rpx 20rpx 5rpx 20rpx;
 border-radius: 10rpx;
 display: block;
 height: 38rpx;
 line-height: 38rpx;
 position: relative;
 margin: 0 auto;
 margin-bottom: 20rpx;
 width: 90rpx;
 color: white;
 font-size: 26rpx;
 background-color: #dedede;
}
 
.tab {
 bottom: 120rpx;
}
 
.tab_1 {
 position: fixed;
 bottom: 50rpx;
 width: 200rpx;
 font-size: 26rpx;
 left: 50%;
 margin-left: -45rpx;
 height: 100rpx;
}
 
.tab_2 {
 right: 30rpx;
 position: fixed;
}
 
/* 聊天 */
 
.my_right {
 float: right;
 margin-top: 30rpx;
 position: relative;
}
 
.my_audio {
 height: 60rpx;
 width: 60rpx;
 z-index: 2;
 position: relative;
 top: 10rpx;
 left: 20rpx;
}
 
.you_left {
 margin-top: 30rpx;
 float: left;
 position: relative;
 padding-left: 5rpx;
}
 
.new_img {
 width: 85rpx;
 height: 85rpx;
 overflow: hidden;
}
 
.page_r {
 float: right;
}
 
.new_txt {
 min-width: 380rpx;
 width: 460rpx;
 word-break: break-all;
}
 
.new_txt_my {
 border-radius: 7rpx;
 background: #9fe75a;
 position: relative;
 right: 30rpx;
 padding: 17rpx 30rpx 17rpx 30rpx;
 float: right;
 border: 1px solid #d0d0d0;
}
 
.new_txt_my .arrow {
 position: absolute;
 z-index: 2;
 width: 40rpx;
 right: -38rpx;
}
 
.new_txt_my .arrow em {
 position: absolute;
 border-style: solid;
 border-width: 15rpx;
 border-color: transparent transparent transparent #d0d0d0;
 top: 1rpx;
}
 
.new_txt_my .arrow span {
 position: absolute;
 top: 5rpx;
 border-style: solid;
 border-width: 15rpx;
 border-color: transparent transparent transparent #9fe75a;
}
 
.new_txt_my_2 {
 word-break: break-all;
 border-radius: 7rpx;
 background: #9fe75a;
 min-width: 330rpx;
 max-width: 530rpx;
 padding: 17rpx 30rpx 17rpx 30rpx;
 float: right;
}
 
.new_txt_ai {
 border-radius: 7rpx;
 left: 20rpx;
 background-color: #fff;
 position: relative;
 border: 1px solid #d0d0d0;
 float: left;
}
 
.new_txt_ai .arrow {
 position: relative;
 width: 40rpx;
 left: -30rpx;
}
 
.new_txt_ai .arrow em {
 position: absolute;
 border-style: solid;
 border-width: 15rpx;
 top: 20rpx;
 border-color: transparent #d0d0d0 transparent transparent;
}
 
.new_txt_ai .arrow span {
 position: absolute;
 top: 20rpx;
 border-style: solid;
 border-width: 15rpx;
 border-color: transparent #fff transparent transparent;
 left: 2rpx;
}
 
.ai_content {
 word-break: break-all;
 padding: 17rpx 30rpx 17rpx 30rpx;
}
 
.sanjiao {
 top: 25rpx;
 position: relative;
 width: 0px;
 height: 0px;
 border-width: 15rpx;
 border-style: solid;
}
 
.my {
 border-color: transparent transparent transparent #9fe75a;
}
 
.you {
 border-color: transparent #fff transparent transparent;
}
 
._span {
 border-color: #fff transparent transparent;
 top: -17px;
}
 
.is_ai_btn {
 border-radius: 0 0 7px 7px;
 border-top: 1px solid #d0d0d0;
 background: white;
 position: relative;
 bottom: 0;
 left: 0;
 width: 100%;
 height: 80rpx;
 line-height: 80rpx;
 display: flex;
 flex-direction: row;
 text-align: center;
}
 
.is_ai_btn view {
 width: 50%;
}
 
.is_ai_btn image {
 width: 32rpx;
 position: relative;
 top: 4rpx;
 height: 32rpx;
}
 
.is_ai_btn .two {
 border-left: 1px solid #d0d0d0;
}
 
.yes_problem_log {
 border-top: 1px solid #d0d0d0;
 height: 80rpx;
 text-align: center;
 line-height: 80rpx;
}
 
.voice_icon {
 width: 60rpx;
 height: 60rpx;
 margin: 0 auto;
 padding: 10rpx 10rpx 10rpx 10rpx;
}
 
.add_icon {
 width: 70rpx;
 height: 70rpx;
 margin: 0 auto;
 padding: 20rpx 10rpx 10rpx 15rpx;
}
 
.voice_ing {
 width: 90%;
 height: 75rpx;
 line-height: 85rpx;
 text-align: center;
 border-radius: 15rpx;
 border: 1px solid #d0d0d0;
}
 
.zezhao {
 height: 100%;
 position: absolute;
 top: 0;
 left: 0;
 z-index: 2;
 width: 100%;
 background: rgba(0, 0, 0, 0.5);
}
 
.in_voice_icon {
 z-index: 3;
 left: 0;
 bottom: 0;
 width: 100%;
 position: absolute;
 height: 500rpx;
 background: #f8f8f8;
}
 
.in_voice_icon .item {
 position: relative;
 margin-top: 50rpx;
 margin-left: 50rpx;
 text-align: center;
 width: 140rpx;
}
 
.in_voice_icon .img {
 width: 80rpx;
 height: 80rpx;
 border-radius: 15rpx;
}
 
.in_voice_icon .text {
 font-size: 32rpx;
 margin-top: 20rpx;
}
 
.sendmessage {
 width: 100%;
 z-index: 2;
 display: flex;
 position: fixed;
 bottom: 0px;
 background-color: #f8f8f8;
 flex-direction: row;
 height: 100rpx;
}
 
.sendmessage input {
 width: 78%;
 height: 80rpx;
 line-height: 80rpx;
 font-size: 28rpx;
 margin-top: 10rpx;
 margin-left: 20rpx;
 border-bottom: 1px solid #d0d0d0;
 padding-left: 20rpx;
}
 
.sendmessage button {
 border: 1px solid white;
 width: 18%;
 height: 80rpx;
 background: #0c0;
 color: white;
 line-height: 80rpx;
 margin-top: 10rpx;
 font-size: 28rpx;
}
 
.hei {
 height: 20rpx;
}
 
.history {
 height: 88%;
 display: flex;
 font-size: 14px;
 line-height: 50rpx;
 position: relative;
 top: 20rpx;
}
 
.icno_kf {
 position: fixed;
 bottom: 160rpx;
 margin: 0 auto;
 text-align: center;
 left: 50%;
 margin-left: -40rpx;
 width: 100rpx;
 height: 100rpx;
 border-radius: 50%;
}

// pages/index/to_news/to_news.js 
var app = getApp();
var util = require("../../utils/util.js");
var socketOpen = false;
var uuid = '',
 time_ = "1";
var recorder = wx.getRecorderManager();
const innerAudioContext = wx.createInnerAudioContext() //获取播放对象var
frameBuffer_Data, session, SocketTask, string_base64;
Page({
 data: {
  login: false,
  listCustmerServiceBanner: [],
  indicatorDots: false,
  autoplay: false,
  interval: 5000,
  duration: 1000,
  user_input_text: '', //用户输入文字  
  inputValue: '',
  time: '',
  returnValue: '',
  if_send: false,
  add: true,
  cross: false, // is_my: true, text: '12432'  
  allContentList: [{}, {
   is_ai: []
  }],
  num: 0
 }, // 页面加载 
 onLoad: function(e) {
  var that = this;
  if (wx, wx.getStorageSync('openid')) {
   this.setData({
    login: false
   })
  } else {
   this.setData({
    login: true
   })
  }
  let url = app.url + '/show.php'
  util.request(url, 'post', {}, '正在加载···', function(res) {
   for (var i = 0; i < res.data.length; i++) {
    console.log(i, res.data[i].iv, wx.getStorageSync('openid'))
    if (res.data[i].iv == wx.getStorageSync('openid')) {
     res.data[i].is_my = true
    } else {
     res.data[i].is_ai = true
    }
   }
   that.setData({
    allContentList: res.data,
    inputValue: ''
   })
   that.bottom()
  })
 }, // 获取用户信息并且登录，获取openid 
 userinfo: function(e) {
  var that = this;
  var nickName = JSON.parse(e.detail.rawData).nickName;
  var avatarUrl = JSON.parse(e.detail.rawData).avatarUrl;
  console.log('nickName:', nickName, 'avatarUrl:', avatarUrl)
  wx.setStorageSync('nickName', nickName)
  wx.setStorageSync('avatarUrl', avatarUrl)
  wx.login({
   success: function(res) {
    let url = app.url + '/login.php'
    if (res.code) {
     util.request(url, 'post', {
      code: res.code
     }, '正在登录···', function(res) {
      console.log(res.data)
      if (res.data.openid) {
       var openid = res.data.openid;
       wx.setStorageSync('openid', openid);
       if (avatarUrl && openid) {
        wx.showToast({
         title: '登录成功！',
        })
        that.setData({
         login: false
        })
       }
      }
     })
    }
   }
  });
 }, // 页面加载完成 
 onReady: function() {
  var that = this;
  this.on_recorder();
  this.bottom()
 }, // 提交文字 
 submitTo: function(e) {
  console.log('提交文字')
  let that = this;
  if (that.data.inputValue == "") {
   return;
  }
  var url = app.url + '/up_text.php'
  var data = {
   avatarUrl: wx.getStorageSync('avatarUrl'),
   iv: wx.getStorageSync('openid'),
   inputValue: that.data.inputValue,
   time: (new Date()).getTime()
  }
  console.log('提交文字data:', data)
  util.request(url, 'post', data, '', function(res) { // res.data = res.data.reverse();  
   for (var i = 0; i < res.data.length; i++) {
    console.log(i, res.data[i].iv, wx.getStorageSync('openid'))
    if (res.data[i].iv == wx.getStorageSync('openid')) {
     res.data[i].is_my = true
    } else {
     res.data[i].is_ai = true
    }
   }
   that.setData({
    allContentList: res.data,
    inputValue: ''
   })
   that.bottom()
  }, function(res) {})
 }, // 点击加号 
 add_icon_click: function(e) {
  console.log(e.target.id) // e.target.id == 1 点击加号  ==2 点击 X  
  if (e.target.id == 2) {
   this.setData({
    add: true,
    cross: false,
    input_bottom: 0
   })
  } else if (e.target.id == 1) {
   this.setData({
    add: false,
    cross: true,
    input_bottom: 240
   })
  }
 }, // 输入框 
 bindKeyInput: function(e) {
  console.log(e.detail.value)
  if (e.detail.value == "") {
   this.setData({
    if_send: false,
    inputValue: e.detail.value
   })
  } else {
   this.setData({
    if_send: true,
    inputValue: e.detail.value
   })
  }
 }, // 获取到焦点 
 focus: function(e) {
  var that = this;
  console.log(e.detail.height)
  this.setData({
   focus: true,
   add: true,
   cross: false,
   input_bottom: e.detail.height
  })
 }, // 失去焦点 
 no_focus: function(e) {
  if (this.data.cross) {
   this.setData({
    focus: false,
    input_bottom: 240,
   })
  } else {
   this.setData({
    focus: false,
    input_bottom: 0
   })
  }
 },
 onHide: function() {}, // 获取hei的id节点然后屏幕焦点调转到这个节点  
 bottom: function() {
  var that = this;
  this.setData({
   scrollTop: 100000
  })
 },
 hide_bg: function() {
  this.setData({
   block: false
  })
 }, // 点击录音事件 
 my_audio_click: function(e) {
  console.log('my_audio_click执行了', e)
  var index = e.currentTarget.dataset.id;
  console.log('url地址', this.data.allContentList[index].audio);
  innerAudioContext.src = this.data.allContentList[index].audio
  innerAudioContext.seek(0);
  innerAudioContext.play();
 }, // 手指点击录音 
 voice_ing_start: function() {
  var that = this;
  this.setData({
   voice_ing_start_date: new Date().getTime(), //记录开始点击的时间  
  })
  const options = {
   duration: 10000, //指定录音的时长，单位 ms  
   sampleRate: 16000, //采样率  
   numberOfChannels: 1, //录音通道数 
   encodeBitRate: 24000, //编码码率  
   format: 'mp3', //音频格式，有效值 aac/mp3   
   frameSize: 12, //指定帧大小，单位 KB  
  }
  recorder.start(options) //开始录音  
  this.animation = wx.createAnimation({
   duration: 1200,
  }) //播放按钮动画  
  that.animation.scale(0.8, 0.8); //还原 
  that.setData({
   spreakingAnimation: that.animation.export()
  })
 }, // 录音监听事件 
 on_recorder: function() {
  recorder.onStart((res) => {
   console.log('开始录音');
  })
  recorder.onStop((res) => {
   console.log('停止录音,临时路径', res.tempFilePath); // _tempFilePath = res.tempFilePath;   
   var x = new Date().getTime() - this.data.voice_ing_start_date
   if (x > 1000) {
    that.data.allContentList.push({
     is_my: true,
     audio: res.tempFilePath,
     length: x / 1000 * 30
    });
    that.setData({
     allContentList: that.data.allContentList
    })
   }
  })
  recorder.onFrameRecorded((res) => {
   var x = new Date().getTime() - this.data.voice_ing_start_date
   if (x > 1000) {
    console.log('onFrameRecorded res.frameBuffer', res.frameBuffer);
    string_base64 = wx.arrayBufferToBase64(res.frameBuffer) // console.log('string_base64--', wx.arrayBufferToBase64(string_base64))  
    if (res.isLastFrame) {
     var data = {
      audioType: 3,
      cmd: 1,
      type: 2,
      signType: 'BASE64',
      session: session,
      body: string_base64,
     }
     console.log('that.data.allContentList', that.data.allContentList) // 进行下一步操作   
    } else {
     var data = {
      cmd: 1,
      audioType: 2,
      type: 2,
      signType: 'BASE64',
      session: session,
      body: string_base64
     }
     console.log('录音上传的data:', data)
    }
   }
  })
 }, // 手指松开录音 
 voice_ing_end: function() {
  var that = this;
  that.setData({
   voice_icon_click: false,
   animationData: {}
  })
  this.animation = "";
  var x = new Date().getTime() - this.data.voice_ing_start_date
  if (x < 1000) {
   console.log('录音停止，说话小于1秒！')
   wx.showModal({
    title: '提示',
    content: '说话要大于1秒！',
   })
   recorder.stop();
  } else { // 录音停止，开始上传  
   recorder.stop();
  }
 }, // 点击语音图片 
 voice_icon_click: function() {
  this.setData({
   voice_icon_click: !this.data.voice_icon_click
  })
 },
 
})

以上就是本文的全部内容，希望对大家的学习有所帮助，也希望大家多多支持脚本之家。