微信小程序开发之会议OA首页后台数据交互（内带新知识点分享）

loadMeetingInfo(){
    let that=this;
    wx.request({
            url: api.IndexUrl,
            dataType: 'json',
            success(res) {
              console.log(res)
              that.setData({
                lists:res.data.data.infoList
              })
            }
          })
  },

const formatTime = date => {
  const year = date.getFullYear()
  const month = date.getMonth() + 1
  const day = date.getDate()
  const hour = date.getHours()
  const minute = date.getMinutes()
  const second = date.getSeconds()
  return `${[year, month, day].map(formatNumber).join('/')} ${[hour, minute, second].map(formatNumber).join(':')}`
}
const formatNumber = n => {
  n = n.toString()
  return n[1] ? n : `0${n}`
}
/**
 * 封装微信的request请求
 */
function request(url, data = {}, method = "GET") {
  return new Promise(function (resolve, reject) {
    wx.request({
      url: url,
      data: data,
      method: method,
      header: {
        'Content-Type': 'application/json',
      },
      success: function (res) {
        if (res.statusCode == 200) {
            resolve(res.data);//会把进行中改变成已成功
        } else {
          reject(res.errMsg);//会把进行中改变成已失败
        }
      },
      fail: function (err) {
        reject(err)
      }
    })
  });
}
module.exports = {
  formatTime,request
}

// /pages/comm.wxs
// 将状态数字转为汉字
function getStateName(state){
   if(state == 1){
    return "待审核"
   }else if(state == 2){
    return "审核通过"
   }else if(state == 3){
    return "审核不通过"
   }else if(state == 4){
    return "待开会议"
   }
   return "未定"
}
// 计算参加会议的人数
function getPersonNum(canyuze,liexize,zhuchiren){
     var person = canyuze + "," + liexize + "," + zhuchiren;
     var personnum = [];
     personnum= person.split(",");
     var num =[];
     for (var i = 0; i < personnum.length; i++) {
      if (num.indexOf(personnum[i]) === -1) {
        num.push(personnum[i]);
      }
    }
    return num.length;
}
function formatDate(ts, option) {
  var date = getDate(ts)
  var year = date.getFullYear()
  var month = date.getMonth() + 1
  var day = date.getDate()
  var week = date.getDay()
  var hour = date.getHours()
  var minute = date.getMinutes()
  var second = date.getSeconds()
  //获取 年月日
  if (option == 'YY-MM-DD') return [year, month, day].map(formatNumber).join('-')
  //获取 年月
  if (option == 'YY-MM') return [year, month].map(formatNumber).join('-')
  //获取 年
  if (option == 'YY') return [year].map(formatNumber).toString()
  //获取 月
  if (option == 'MM') return  [mont].map(formatNumber).toString()
  //获取 日
  if (option == 'DD') return [day].map(formatNumber).toString()
  //获取 年月日 周一 至 周日
  if (option == 'YY-MM-DD Week')  return [year, month, day].map(formatNumber).join('-') + ' ' + getWeek(week)
  //获取 月日 周一 至 周日
  if (option == 'MM-DD Week')  return [month, day].map(formatNumber).join('-') + ' ' + getWeek(week)
  //获取 周一 至 周日
  if (option == 'Week')  return getWeek(week)
  //获取 时分秒
  if (option == 'hh-mm-ss') return [hour, minute, second].map(formatNumber).join(':')
  //获取 时分
  if (option == 'hh-mm') return [hour, minute].map(formatNumber).join(':')
  //获取 分秒
  if (option == 'mm-dd') return [minute, second].map(formatNumber).join(':')
  //获取 时
  if (option == 'hh')  return [hour].map(formatNumber).toString()
  //获取 分
  if (option == 'mm')  return [minute].map(formatNumber).toString()
  //获取 秒
  if (option == 'ss') return [second].map(formatNumber).toString()
  //默认 时分秒 年月日
  return [year, month, day].map(formatNumber).join('-') + ' ' + [hour, minute, second].map(formatNumber).join(':')
}
function formatNumber(n) {
  n = n.toString()
  return n[1] ? n : '0' + n
}
function getWeek(n) {
  switch(n) {
      case 1:
      return '星期一'
      case 2:
      return '星期二'
      case 3:
      return '星期三'
      case 4:
      return '星期四'
      case 5:
      return '星期五'
      case 6:
      return '星期六'
      case 7:
      return '星期日'
  }
}
module.exports = {
  getStateName:getStateName,
  getPersonNum:getPersonNum,
  formatDate:formatDate
};

<wxs src="/utils/coom.wxs" module="tools" />