const config = require('./settings/config.js');
require('app-module-path').addPath(config.BASE_DIR);
require('app-module-path').addPath(config.UTILS_DIR);

const express = require('express');
const pug = require('pug');
const http = require('http');
const path = require('path');
const log = require('log');

function main() {

    let app = express();
    let http = require('http').Server(app);

    let bodyParser = require('body-parser');
    let session = require('cookie-session');
    let cookieParser = require('cookie-parser');

    app.set('view engine', 'pug');
    app.set('trust proxy', 1);

    app.use(cookieParser(config.SECRET_KEY));
    app.use(session({keys:[config.SECRET_KEY]}));

    // Log request and time to answer
    app.use(function(req, res, next) {
        let start = Date.now();
        res.on('finish', function() {
            log.request(req, res, Date.now() - start);
        });
        res.locals.session = req.session;
        next();
    });

    // Give app access to all urls
    app.use(require('create-url'));

    // Load controllers
    require('controllers')(app);

    // Static files
    app.use('/static', express.static(config.STATIC_DIR));

    // When route not found, raise not found
    app.use(function(req, res) {
        res.setHeader('Content-Type', 'text/html');

        res.render('404.pug', res.locals, function(err, result) {
            if (err)
                console.log(err);
            res.send(result);
        });
    });

    http.listen(config.PORT, config.LISTEN_ADDRESS, function() {
        log.ready(
            'Now listening ' + config.LISTEN_ADDRESS +
            ':' + config.PORT
        );
    });

    // On sigint, stop the server
    process.on('SIGINT', function() {
        process.stdout.write('\r');
        log.debug('Stopping server...');
        process.exit(0);
    });
}

if (require.main === module) {
    main();
}