message/pages/send/send.js

// 引入 QCloud 小程序增强 SDK
var qcloud = require('../../vendor/qcloud-weapp-client-sdk/index');

// 引入配置
var config = require('../../config');

// 显示繁忙提示
var showBusy = text => wx.showToast({
    title: text,
    icon: 'loading',
    duration: 10000
});

// 显示成功提示
var showSuccess = text => {
    wx.hideToast();
    wx.showToast({
        title: text,
        icon: 'success'
    });
};

// 显示失败提示
var showModel = (title, content) => {
    wx.hideToast();

    wx.showModal({
        title,
        content: JSON.stringify(content),
        showCancel: false
    });
};
//获取应用实例
var app = getApp()
Page({
  data: {
      hash_key:"",
      text:"",
      imageSrc:"",
      nicker_name:"",
      num:5
  },
  Interval:function(){
       var self=this;
        this.data.intervarID= setInterval(function(){
                self.setData({
                    num:self.data.num-1,
                });
                if(self.data.num == 0){
                    clearInterval(self.data.intervarID);
                    setTimeout(function(){
                        wx.redirectTo({
                            url: '/pages/index/index'
                        })
                    }, 1000);
                }
            },1000);
  },
  onLoad: function (e) {
    console.log('onLoad');
    this.setData({
        hash_key:e.hash_key
    })
  },
  onShow: function () {
    console.log('onShow');
    var self=this
    qcloud.request({
            // 要请求的地址
            url: config.service.apiUrl+'messages/'+self.data.hash_key,
            success(result) {
              console.log(result);
              if(result.data.success==true){
                  if(result.data.message_data.dead==0){
                      self.setData({
                            text:result.data.message_data.text,
                            imageSrc:result.data.message_data.image_url,
                            nicker_name:result.data.message_data.user.nickname
                      });
                      self.Interval();
                  }else{
                      wx.redirectTo({
                            url: '/pages/index/index'
                      })
                  }
              }else{
                wx.redirectTo({
                    url: '/pages/index/index'
                })
              }
            },

            fail(error) {
                console.log('request fail', error);
            },

            complete() {
                console.log('request complete');
            }
      });
  }
})