const qs = require('qs'); // eslint-disable-line import/no-extraneous-dependencies

const request = require('request');

const conf = require('./conf');

function githubToken(clientId, code) {

return new Promise((resolve, reject) => {

request({

method: 'POST',

url: 'https://github.com/login/oauth/access_token',

qs: {

client_id: clientId,

client_secret: conf.values.githubClientSecret,

code,

},

}, (err, res, body) => {

if (err) {

reject(err);

}

const token = qs.parse(body).access_token;

if (token) {

resolve(token);

} else {

reject(res.statusCode);

}

});

});

}

exports.githubToken = (req, res) => {

githubToken(req.query.clientId, req.query.code)

.then(

token => res.send(token),

err => res

.status(400)

.send(err ? err.message || err.toString() : 'bad_code'),

);

};