const express = require('express');

const fs = require('fs');

const app = express();

const languages = ['en', 'zh-Hans'];

app.use(function (req, res, next) {

// autodetect language

if (req.path === '/') {

if (req.subdomains[0] === 'ali') {

res.redirect('https://lark.alipay.com/umijs/umi');

return;

}

// const lang = [req.query.locale, req.subdomains[0], req.acceptsLanguages(...languages), 'en'].find(function (lang) {

// return languages.includes(lang);

// });

// req.url = '/' + lang + req.url;

// res.setHeader('Content-Language', lang);

}

next();

});

app.use(express.static(__dirname + '/build', {

maxAge: 60000

}));

app.listen(5000);

console.log('Listening on port 5000');