
/*
 *
 *   Copyright 2016 RIFT.IO Inc
 *
 *   Licensed under the Apache License, Version 2.0 (the "License");
 *   you may not use this file except in compliance with the License.
 *   You may obtain a copy of the License at
 *
 *       http://www.apache.org/licenses/LICENSE-2.0
 *
 *   Unless required by applicable law or agreed to in writing, software
 *   distributed under the License is distributed on an "AS IS" BASIS,
 *   WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 *   See the License for the specific language governing permissions and
 *   limitations under the License.
 *
 */

/**
 * Node configuration routes module.
 * Provides a RESTful API to provide configuration
 * details such as api_server.
 * @module framework/core/modules/routes/configuration
 * @author Kiran Kashalkar <kiran.kashalkar@riftio.com>
 */

var cors = require('cors');
var bodyParser = require('body-parser');
var configurationAPI = require('../api/configuration');
var Router = require('express').Router();
var utils = require('../../api_utils/utils');
var CONSTANTS = require('../../api_utils/constants.js');
var request = require('request');
var _ = require('lodash');

Router.use(bodyParser.json());
Router.use(cors());
Router.use(bodyParser.urlencoded({
    extended: true
}));

Router.put('/server-configuration', cors(), function(req, res) {
    configurationAPI.update(req).then(function(data) {
        utils.sendSuccessResponse(data, res);
	}, function(error) {
		utils.sendErrorResponse(error, res);
	});
});

Router.get('/server-configuration', cors(), function(req, res) {
    configurationAPI.get(req).then(function(data) {
        utils.sendSuccessResponse(data, res);
    }, function(error) {
        utils.sendErrorResponse(error, res);
    });
});

Router.get('/check-auth', function(req, res) {
    console.log('testing auth')
    var api_server = req.query["api_server"];
    var uri = utils.confdPort(api_server) + '/api/config/';

    checkAuth(uri, req).then(function(data) {
        utils.sendSuccessResponse(data, res);
    }, function(error) {
        utils.sendErrorResponse(error, res);
    });
});

function checkAuth(uri, req){
    return new Promise(function(resolve, reject) {
        request({
            uri: utils.projectContextUrl(uri),
            method: 'GET',
            headers: _.extend({}, {
                'Authorization': req.session && req.session.authorization,
                forever: CONSTANTS.FOREVER_ON,
                rejectUnauthorized: false,
            })
        }, function(error, response, body) {
            console.log(arguments)
            if( response.statusCode == 401) {
                reject({statusCode: 401, error: response.body});
            } else {
                resolve({statusCode:200, data:response.body})
            }
        });
    });
}


module.exports = Router;
