app.js

/**
 * Module dependencies.
 */
const express = require('express');
const compression = require('compression');
const bodyParser = require('body-parser');
const logger = require('morgan');
const chalk = require('chalk');
const errorHandler = require('errorhandler');
const config = require('./config');

/**
 * Controllers (route handlers).
 */
const api = require('./api');


/**
 * Create Express server.
 */
const app = express();

/**
 * Express configuration.
 */
app.set('port', config.port);
app.use(compression());
app.use(logger('dev'));
app.use(bodyParser.json());
app.use(bodyParser.urlencoded({ extended: true }));

/**
 * Primary app routes.
 */
app.get('/prs', api.getPrs);

/**
 * Error Handler.
 */
if (process.env.NODE_ENV === 'development') {
    // only use in development
    app.use(errorHandler());
} else {
    app.use((err, req, res, next) => {
        console.error(err);
        res.status(500).send('Server Error');
    });
}

/**
 * Start Express server.
 */
app.listen(app.get('port'), () => {
    console.log('%s App is running at http://localhost:%d in %s mode', chalk.green('✓'), app.get('port'), app.get('env'));
    console.log('  Press CTRL-C to stop\n');
});

module.exports = app;