const debug = require('debug')('node-express-base');

const libs = `${process.cwd()}/libs`;

const config = require(`${libs}/config`);

const log = require(`${libs}/log`)(module);

const app = require(`${libs}/app`);

const compatVersion = require(`${libs}/middlewares/checkVersion`);

// Check if Node version is compatible
if (!compatVersion()) {
    process.exit(1);
}

// Set default port: first environment variable PORT, then configuration and last 3000
app.set('port', process.env.PORT || config.port || 3000);
process.env.NODE_ENV = process.env.NODE_ENV || 'development';
// Set default ip: first environment variable IOP, then configuration and last '127.0.0.1'
app.set('ip', process.env.IP || config.ip || '127.0.0.1');

const server = app.listen(app.get('port'), () => {
    log.info(`Express server listening on port ${server.address().port}`);
});

// For testing
module.exports = server;