fcc-core/utils/imSocket/index.js

Fusion communication center.

import EventBus, { OnComfirmIM, OnIMMessage, OnIMRead } from '../../utils/event-bus'
let imsocket
// let heatImTime = 15
// let heatImTimer
let maxReconnect = 5
let reconnect = 0
// 获取socket地址
async function getImsocketUrl (xw) {
  let params = {
    service: 'P0103401',
    PARAM_CODE: 'IM_SOCKET_URL',
    page: '1',
    pagecount: '100',
    isHttp: true
  }
  let result = await xw.ajaxRequest([
    params
  ])
  return result
}
let obj = {
  msgfn: function () {},
  callBack: null,
  xw: {},
  imFlag: false,
  init (callBack, msgCallback,xw) {
    let addressFun = getImsocketUrl(xw)
    addressFun.then(result => {
      if (result.code === '0' && result.data[0]) {
        let address = result.data[0].PARAM_VAL || ''
        let userCode =xw.userInfo['USER_CODE']
        imsocket && imsocket.close()
        imsocket = new WebSocket(address + '/' + userCode) // WebSocket对应的地址
        // imsocket = new WebSocket('ws://172.16.102.90:8502/ws/' + userCode)
        imsocket.onopen = () => {
          console.log('IMscoket建立成功')
          // 服务端有发心跳并有返回
          obj.imFlag = true
          obj.xw = xw
          reconnect = 0
          imHeats()
        }
        imsocket.onmessage = obj.message
        imsocket.onclose = obj.close
        imsocket.onerror = obj.error
        obj.msgfn = msgCallback
        obj.callBack = callBack
        callBack && callBack(imsocket)
      }
    })
  },
  send (data) {
    try {
      if (imsocket && obj.imFlag) {
        imsocket.send(JSON.stringify(data))
      } else {
        throw new xw.BaseException(433, `im消息发送失败：im未登录`)
      }
    } catch (e) {
      throw new xw.BaseException(433, `im消息发送失败：${e}`)
    }
    
  },
  sendMyDate (item) {
    let params = {
      flags: item.flags,
      fromUserId: item.fromUserId,
      msgContent: item.msgContent,
      msgId: item.msgId,
      msgType: item.msgType,
      toUserId: item.toUserId
    }
    obj.send(params)
  },
  message (data) {
    let msg = data.data
    msg = typeof (msg) === 'string' ? JSON.parse(msg) : msg
    let userCode = obj.xw.userInfo['USER_CODE']
    switch (msg.flags) {
      case 1:
        // 个人-消息到达
        EventBus.$emit(OnIMMessage, msg)
        // 第二次握手
        let userMsg = '{"flags":101,"toUserId":"' + userCode + '","msgId":"' + msg.msgId + '"}'
        imsocket.send(userMsg)
        break
      case 2:
        // 群组-消息到达
        
        // 第二次握手
        let groupMsg = '{"flags":101,"toUserId":"' + userCode + '","msgId":"' + msg.msgId + '"}'
        imsocket.send(groupMsg)
        break
      case 100:
        // 心跳
        let heats = '{"flags":100,"toUserId":' + userCode + '}'
        imsocket.send(heats)
        break
      case 101:
        // 清除掉消息发送的加载图标
        EventBus.$emit(OnComfirmIM, msg)
        // 第三次握手
        let hasGot = '{"fromUserId":"' + userCode + '","msgContent":"' + msg.msgContent + '"}'
        imsocket.send(hasGot)
        break
      case 102:
        // 消息已读
        EventBus.$emit(OnIMRead, msg)
        let hasGet = '{"flags":101,"toUserId":"' + userCode + '","msgId":"' + msg.msgId + '"}'
        imsocket && imsocket.send(hasGet)
        break
    }
    obj.msgfn && obj.msgfn(msg)
    return msg
  },
  close () {
    console.log('im socket close')
    if (reconnect <= maxReconnect) {
      obj.imFlag = false
      setTimeout(() => {
        imsocket = null
        reconnect++
        obj.init(obj.callBack, obj.msgfn)
      }, 5000)
    }
  },
  error () {
    // console.error('im socket error')
    // obj.imFlag = false
    // setTimeout(() => {
    //   imsocket = null
    //   obj.init()
    // }, 5000)
  }
}

// socket心跳
let imHeats = function () {
  // heatImTimer && clearInterval(heatImTimer)
  // if (!imsocket) {
  //   return false
  // }
  // heatImTimer = setInterval(() => {
  //   obj.send({ flags: 100 })
  // }, heatImTime * 1000)
}

export default obj