/*
 * This file is part of the authRxbn eco-system.
 *
 * (c) Ruben Meyer <contact@rxbn.de>
 *
 * For the full copyright and license information, please view the LICENSE
 * file that was distributed with this source code.
 */
var functions = {};
var request = require('request');
var querystring = require('querystring');

/**
 * authenticate user
 * @author Ruben Meyer
 * @param {Object} obj obj (userId, userToken, appId, appSecret)
 * @param {Function} callback obj (err, access => true, false)
 */
functions.authenticateUser = (obj, callback) => {
	if(typeof callback !== 'function') callback = function() {};

	request({
		method: 'POST',
		uri: global['gds'].cfg.sso.authenticator,
		headers: {
			'Content-Type': 'application/json'
		},
		body: JSON.stringify({
			applicationId: obj.appId,
			applicationSecret: obj.appSecret,
			userId: obj.userId,
			token: obj.userToken
		})
	}, (err, res, body) => {
		console.log('error:', err); // Print the error if one occurred
		console.log('statusCode:', res && res.statusCode); // Print the response status code if a response was received
		console.log('body:', body); // Print the HTML
		try {
			if(typeof body !== "object") body = JSON.parse(body);
			return callback(err, body.access);
		} catch(e) {}
		callback(new Error("Body is misformed"));
	});
};

/**
 *
 * Create Authentication
 * @author Ruben Meyer
 * @param {Object} obj obj(url, appId)
 * @param {Function} callback string(url)
 */
functions.createAuthentication = (obj) => {
	let nUrl = {
		redirectUrl: obj.url,
		appId: obj.appId
	};
	return global['gds'].cfg.sso.redirectUser+"?"+querystring.stringify(nUrl);
};

////////////////////////////////////////////////////////////////////////////////////////////////////////////////
////////////////////////////////////////////////////////////////////////////////////////////////////////////////


module.exports = functions;