reg.js

const router = require('express').Router;
const jsonParser = require('body-parser').json();
const db = require('../lib/db');

router.route('/')
    .post(jsonParser, async(req,res) => {
        let result = await db.models.user.auth(req.body.login , req.body.login);
        if(!result) {
            result = await db.models.user.reg(req.body.login , req.body.login);
            res.status(200);
            res.json(result);
        } else {
            res.status(500);
            res.json(new Error('User is already registered'));
        }
    });

module.export = router;