rsnext/examples/with-fela/pages/_document.js

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import Document, { Head, Main, NextScript } from 'next/document'
import { renderToSheetList } from 'fela-dom'
import getFelaRenderer from '../getFelaRenderer'
export default class MyDocument extends Document {
static async getInitialProps(ctx) {
const renderer = getFelaRenderer()
const originalRenderPage = ctx.renderPage
ctx.renderPage = () =>
originalRenderPage({
enhanceApp: App => props => <App {...props} renderer={renderer} />,
})
const initialProps = await Document.getInitialProps(ctx)
const sheetList = renderToSheetList(renderer)
return {
...initialProps,
sheetList,
}
}
render() {
const styleNodes = this.props.sheetList.map(
({ type, rehydration, support, media, css }) => (
<style
dangerouslySetInnerHTML={{ __html: css }}
data-fela-id=""
data-fela-rehydration={rehydration}
data-fela-support={support}
data-fela-type={type}
key={`${type}-${media}`}
media={media}
/>
)
)
return (
<html>
<Head>{styleNodes}</Head>
<body>
<Main />
<NextScript />
</body>
</html>
)
}
}