const {Nuxt, Builder} = require('nuxt');
const bodyParser = require('body-parser');
const session = require('cookie-session');
const app = require('express')();
const router = require('express').Router()
// 用来封装req.body
app.use(bodyParser.json());
//session 来创建req.session
app.use(session({secret: 'gjr',resave: false,saveUninitialized: false,cookie: {maxAge: 2*24*60*60*1000}
}));// 发起post /api/login 请求完成企业用户登录，并添加该用户信息到req.session.firmUser
router.post('/api/login', (req, res) => {  // 收到express服务请求，进行如下处理if (req.body.token) {req.session.firmUser = { authStatus:req.body.authStatus, id: req.body.id, loginName: req.body.loginName, token: req.body.token}return res.json({ authStatus:req.body.authStatus, id: req.body.id, loginName: req.body.loginName, token: req.body.token})}res.status(401).json({message: '401 Bad credentials'})
});
// 发起post /api/logout 请求注销当前企业用户，并从req.session中移除
router.post('/api/logout', (req, res) => {delete req.session.firmUser;res.json({ok: true})
});
app.use(router);
// 我们用这些选项初始化 nuxt.js;
const isProd = process.env.NODE_ENV === 'production'
let config = require('../nuxt.config')
config.dev = !isProd;
const nuxt = new Nuxt(config);app.use(nuxt.render)// 生产模式不需要build
if(!isProd) {const builder = new Builder(nuxt)builder.build().catch((error) => {console.log(error)process.exit(1)})
}
app.listen(8081, function () {console.log('Server is listening on http://localhost:8081')
})

npm install express cookie-session body-parser --save

import axios from 'axios'
export default {state: {firmUser: null,clientUser: null,proUser: null},getters: {firmUser: state => state.firmUser,clientUser: state => state.clientUser,proUser: state => state.proUser},mutations: {SET_FIRMUSER: (state, user) => {state.firmUser = user;}},actions: {nuxtServerInit({commit}, {req}) { // 将本地服务端数据发送给浏览器if (req.session && req.session.firmUser) { commit('SET_FIRMUSER', req.session.firmUser)}},async firmLogin({commit}, {authStatus, id, loginName, token}) {try {const {data} = await axios.post('/api/login', {authStatus, id, loginName, token})  // 向express服务发起请求commit('SET_FIRMUSER', data)} catch (error) {if (error.response && error.response.status === 401) {throw new Error('bad error')}throw error}},async firmLogout({commit}) {await axios.post('/api/logout')commit('SET_FIRMUSER', null)}}
}

login() {this.$refs.form.validate(valid => {if (valid) {this.$fetch.post('/companyUser/login', this.form).then(res => { // 向后台请求this.$store.dispatch('firmLogin', res.data).then(() => { // 调用store的方法this.$router.push('/firm/center');});})}})
}