mysql -u root -p


source 你的文件路径（可以直接拖进去自动识别路径）

备注，如果你打开的是80端口，就需要重启一下这个XAMPP软件哦，或者是你直接手动localhost后加上你刚刚定义的端口号

// 新版本接口服务
const express = require('express');
const session = require('express-session')
var MySQLStore = require('express-mysql-session')(session);

var options = {
    host: 'localhost',
    port: 3306,
    user: 'root',
    // password: '',
    database: 'cake'
};
var sessionStore = new MySQLStore(options);

//引入路由模块
const cors = require('cors');
const index = require('./routers/index');

//创建web服务器
var server = express();

//托管静态资源到public下；
server.use(express.static('public'));
//跨域请求cors
server.use(cors({
    origin: "*",
    credentials: true
}));

// server.writeHead(200,{"Access-Control-Allow-Credentials":true});
server.use(express.json())
server.use(express.urlencoded({
    extended: false
}));

//session 启用会话中间件，用来保存用户登录状态以及验证码
server.use(session({
    name: 'sessioqqqqqq',
    resave: true,
    saveUninitialized: true,
    secret: 'APP_SESSION_SECRET',
    store: sessionStore // 将会话存到数据库
}))

server.use('/index', index);

server.use((req, res, next) => {
    res.status(404).send('404 not found')
})

// 异常处理器
server.use((req, res, next, err) => {
    console.log('req', req)
    console.log('res', res)
    console.log('next', next)
    console.log(next)
    console.log('err', err)
        // res.send(500);
})

server.listen(3000);
console.log('啟動啦3000')


const express = require("express");
const router = express.Router();
const pool = require("../pool");

router.get("/", (req, res) => {
    console.log('调用了我这个接口---------------index')
    var status = req.query.status;
    var output = {
        product: {}
    }
    if (status !== undefined) {
        var sql1 = `select * from cake_index_product where index_status=?`;
        pool.query(sql1, [status], (err, result) => {
            if (err) console.log(err);
            output.product = result;
            // console.log(output);
            // console.log("haha1");
            res.send(output);
        })

    } else {
        res.send(output);
        console.log(444)
    }
})

module.exports = router;


node app.js