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import App from './App';
import React from 'react';
import express from 'express';
import cors from 'cors';
import { renderToString } from 'react-dom/server';
const assets = require(process.env.RAZZLE_ASSETS_MANIFEST);
const cssLinksFromAssets = (assets, entrypoint) => {
return assets[entrypoint] ? assets[entrypoint].css ?
assets[entrypoint].css.map(asset=>
`<link rel="stylesheet" href="${asset}">`
).join('') : '' : '';
};
const jsScriptTagsFromAssets = (assets, entrypoint, extra = '') => {
return assets[entrypoint] ? assets[entrypoint].js ?
assets[entrypoint].js.map(asset=>
`<script src="${asset}"${extra}></script>`
).join('') : '' : '';
};
export const renderApp = (req, res) => {
const markup = renderToString(<App />);
const html =
// prettier-ignore
`<!doctype html>
<html lang="">
<head>
<meta http-equiv="X-UA-Compatible" content="IE=edge" />
<meta charSet='utf-8' />
<title>Welcome to Razzle</title>
<meta name="viewport" content="width=device-width, initial-scale=1">
${cssLinksFromAssets(assets, 'client')}
</head>
<body>
<div id="root">${markup}</div>
${jsScriptTagsFromAssets(assets, 'client', ' defer crossorigin')}
</body>
</html>`;
return { html };
};
const whitelist = ['https://localhost:3000', 'https://localhost:3001']; //white list consumers
const corsOptions = {
origin: function (origin, callback) {
if (whitelist.indexOf(origin) !== -1) {
callback(null, true);
} else {
callback(null, false);
}
},
methods: ['GET', 'PUT', 'POST', 'DELETE', 'OPTIONS'],
optionsSuccessStatus: 200, // some legacy browsers (IE11, various SmartTVs) choke on 204
credentials: true, //Credentials are cookies, authorization headers or TLS client certificates.
allowedHeaders: ['Content-Type', 'Authorization', 'X-Requested-With', 'device-remember-token', 'Access-Control-Allow-Origin', 'Origin', 'Accept']
};
const server = express();
server
.disable('x-powered-by')
.use(cors(corsOptions))
.use(express.static(process.env.RAZZLE_PUBLIC_DIR))
.get('/*', (req, res) => {
const { html } = renderApp(req, res);
res.send(html);
});
export default server;