const crypto = require('crypto');
const express = require('express');

const app = express();

app.use(cookieParser());

app.get('/', function (req, res) {
    let user_token = req.cookies['house_user']; // always empty

    if (user_token) {
        // if the token exists, great!
    } else {
        crypto.randomBytes(24, function(err, buffer) {
            let token = buffer.toString('hex');
            res.setHeader('Access-Control-Allow-Origin', 'http://localhost:8080');
            res.cookie('house_user', token, {maxAge: 9000000000, httpOnly: true, secure: true });
            res.append('Set-Cookie', 'house_user=' + token + ';');
            res.send(token);
        });
    }
});