import React, { Component } from 'react'

var store = {

    //订阅

    list:[],

    subscribe(callback){                                //收集回调函数

        this.list.push(callback)

    },

    //发布

    publish(data){                                     //回调 这些回调函数

        this.list.forEach(callback=>{

            callback(data)

        })

    }

}

class WeixinUser{                                        // 微信用户订阅

    constructor(){

        store.subscribe(this.message)

    }

    message(data){                                     

        console.log("用户收到消息了",data)

    }

}

class WexinAuthor{                                       //微信作者发布信息

    send(data){

        store.publish(data)

    }

}

var user = new WeixinUser()

var author = new WexinAuthor()

setTimeout(()=>{

    author.send("男人看沉默")

},2000)