app.js

/**
 * app.js
 *
 * This is the entry file for the application, only setup and boilerplate
 * code.
 */

// Needed for redux-saga es6 generator support
import '@babel/polyfill';

// Import all the third party stuff
import React from 'react';
import ReactDOM from 'react-dom';
import { Provider } from 'react-redux';
import { ConnectedRouter } from 'connected-react-router';
import FontFaceObserver from 'fontfaceobserver';
import history from 'utils/history';
import 'sanitize.css/sanitize.css';

// Import root app
import App from 'containers/App';

// Import Language Provider
import LanguageProvider from 'containers/LanguageProvider/index';

// Load the favicon, the manifest.json file and the .htaccess file
/* eslint-disable import/no-unresolved, import/extensions */
import '!file-loader?name=[name].[ext]!./images/favicon.png';
import '!file-loader?name=[name].[ext]!./osd.xml';
import '!file-loader?name=[name].[ext]!./sitemap.xml';
import 'file-loader?name=.htaccess!./.htaccess';
import 'file-loader?name=[name].[ext]!./extras/404.html';
/* eslint-enable import/no-unresolved, import/extensions */

// Import bootstrap styles
import 'bootstrap/dist/css/bootstrap.css';

// Import react-vis styles
import 'react-vis/dist/style.css';

// Import components
import SocketClient from 'components/SocketClient';

import configureStore from './configureStore';

// Import i18n messages
import { translationMessages } from './i18n';

// // Import CSS reset and Global Styles
// import './global-styles';
//
// // Import SASS responsive styles
import './responsive-styles.scss';
//
// // Import theming
// import './theming/theming.scss';
//
// // Import theming modes
import './theming/theming-modes.scss';

import appInfo from '../package.json';
console.info('app version: %s', appInfo.version);
// Observe loading of Open Sans (to remove open sans, remove the <link> tag in
// the index.html file and this observer)
const openSansObserver = new FontFaceObserver('Open Sans', {});

// verify if it's running in prod environment
// const isProd = process.env.NODE_ENV === 'production';

// When Open Sans is loaded, add a font-family using Open Sans to the body
openSansObserver.load().then(
  () => {
    document.body.classList.add('fontLoaded');
  },
  () => {
    document.body.classList.remove('fontLoaded');
  },
);

// Create redux store with history
const initialState = {};
const socketClient = new SocketClient();

const store = configureStore(initialState, socketClient, history);
const MOUNT_NODE = document.getElementById('app');

const render = messages => {
  ReactDOM.render(
    <Provider store={store}>
      <LanguageProvider messages={messages}>
        <ConnectedRouter history={history}>
          <App />
        </ConnectedRouter>
      </LanguageProvider>
    </Provider>,
    MOUNT_NODE,
  );
};

if (module.hot) {
  // Hot reloadable React components and translation json files
  // modules.hot.accept does not accept dynamic dependencies,
  // have to be constants at compile-time
  module.hot.accept(['./i18n', 'containers/App'], () => {
    ReactDOM.unmountComponentAtNode(MOUNT_NODE);
    render(translationMessages);
  });
}

// Chunked polyfill for browsers without Intl support
if (!window.Intl) {
  new Promise(resolve => {
    resolve(import('intl'));
  })
    .then(() => Promise.all([import('intl/locale-data/jsonp/en.js')]))
    .then(() => render(translationMessages))
    .catch(err => {
      throw err;
    });
} else {
  render(translationMessages);
}