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sskoopa/ssr.js

Created November 19, 2016 16:33
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Super simple and fast preact server side rendering
Raw
ssr.js
function ssr(req, res, url) {
let user = req.user //comes from passport
const preloadedState = { user, url } // Compile an initial state
const store = configureStore(preloadedState) // Create a new Redux store instance
const html = render(<Provider store={store}><Html /></Provider>) // Render the component to a string
const finalState = store.getState() // Grab the initial state from our Redux store
res.send(renderFullPage(html, finalState)) // Send the rendered page back to the client
}
function renderFullPage(html, preloadedState) {
return `<!doctype html>${html}<script>window.__PRELOADED_STATE__ = ${JSON.stringify(preloadedState).replace(/</g, '\\x3c')};
var script = window.document.createElement( "script" );
script.src = '/static/js/main.js';
script.async = true;
document.body.appendChild(script);
</script>
`
}
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