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/**
* React Starter Kit (https://www.reactstarterkit.com/)
*
* Copyright © 2014-present Kriasoft, LLC. All rights reserved.
*
* This source code is licensed under the MIT license found in the
* LICENSE.txt file in the root directory of this source tree.
*/
import path from 'path';
import express from 'express';
import cookieParser from 'cookie-parser';
import bodyParser from 'body-parser';
import React from 'react';
import ReactDOM from 'react-dom/server';
import UniversalRouter from 'universal-router';
import PrettyError from 'pretty-error';
import App from './components/App';
import Html from './components/Html';
import { ErrorPageWithoutStyle } from './routes/error/ErrorPage';
import errorPageStyle from './routes/error/ErrorPage.css';
import routes from './routes';
import assets from './assets.json'; // eslint-disable-line import/no-unresolved
import configureStore from './store/configureStore';
import { port } from './config';
const app = express();
//
// Tell any CSS tooling (such as Material UI) to use all vendor prefixes if the
// user agent is not known.
// -----------------------------------------------------------------------------
global.navigator = global.navigator || {};
global.navigator.userAgent = global.navigator.userAgent || 'all';
//
// Register Node.js middleware
// -----------------------------------------------------------------------------
app.use(express.static(path.join(__dirname, 'public')));
app.use(cookieParser());
app.use(bodyParser.urlencoded({ extended: true }));
app.use(bodyParser.json());
if (__DEV__) {
app.enable('trust proxy');
}
//
// Register server-side rendering middleware
// -----------------------------------------------------------------------------
app.get('*', async (req, res, next) => {
try {
const store = configureStore({}, { cookie: req.headers.cookie });
const css = new Set();
// Global (context) variables that can be easily accessed from any React component
// https://facebook.github.io/react/docs/context.html
const context = {
// Enables critical path CSS rendering
// https://github.com/kriasoft/isomorphic-style-loader
insertCss: (...styles) => {
// eslint-disable-next-line no-underscore-dangle
styles.forEach(style => css.add(style._getCss()));
},
// Initialize a new Redux store
// http://redux.js.org/docs/basics/UsageWithReact.html
store,
};
const route = await UniversalRouter.resolve(routes, {
...context,
path: req.path,
query: req.query,
});
if (route.redirect) {
res.redirect(route.status || 302, route.redirect);
return;
}
const data = { ...route };
data.children = ReactDOM.renderToString(<App context={context}>{route.component}</App>);
data.styles = [
{ id: 'css', cssText: [...css].join('') },
];
data.scripts = [
assets.vendor.js,
assets.client.js,
];
data.state = context.store.getState();
if (assets[route.chunk]) {
data.scripts.push(assets[route.chunk].js);
}
const html = ReactDOM.renderToStaticMarkup(<Html {...data} />);
res.status(route.status || 200);
res.send(`<!doctype html>${html}`);
} catch (err) {
next(err);
}
});
//
// Error handling
// -----------------------------------------------------------------------------
const pe = new PrettyError();
pe.skipNodeFiles();
pe.skipPackage('express');
app.use((err, req, res, next) => { // eslint-disable-line no-unused-vars
console.log(pe.render(err)); // eslint-disable-line no-console
const html = ReactDOM.renderToStaticMarkup(
<Html
title="Internal Server Error"
description={err.message}
styles={[{ id: 'css', cssText: errorPageStyle._getCss() }]} // eslint-disable-line no-underscore-dangle
>
{ReactDOM.renderToString(<ErrorPageWithoutStyle error={err} />)}
</Html>,
);
res.status(err.status || 500);
res.send(`<!doctype html>${html}`);
});
//
// Launch the server
// -----------------------------------------------------------------------------
/* eslint-disable no-console */
app.listen(port, () => {
console.log(`The server is running at http://localhost:${port}/`);
});
/* eslint-enable no-console */