eunomia-controller/distribution/react/server/index.js

'use strict';

var express = require('express');
var logger = require('./logger');
var argv = require('minimist')(process.argv.slice(2));
var setup = require('./middlewares');
var isDev = process.env.NODE_ENV !== 'production';
var ngrok = isDev && process.env.ENABLE_TUNNEL || argv.tunnel ? require('ngrok') : false;
var resolve = require('path').resolve;

module.exports = function () {
  var app = express();
  return {
    app: app,
    start: function start() {
      setup(app, {
        outputPath: resolve(process.cwd(), 'build'),
        publicPath: '/'
      });

      var customHost = argv.host || process.env.HOST;
      var host = customHost || null;
      var prettyHost = customHost || 'localhost';
      var port = argv.port || process.env.PORT || 3000;

      app.listen(port, host, function (err) {
        if (err) return logger.error(err.message);

        if (ngrok) {
          ngrok.connect(port, function (innerErr, url) {
            if (innerErr) return logger.error(innerErr);
            logger.appStarted(port, prettyHost, url);
          });
        } else logger.appStarted(port, prettyHost);
      });
    }
  };
};