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42 lines
1 KiB
JavaScript
42 lines
1 KiB
JavaScript
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import React from 'react'
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import Document, { Head, Main, NextScript } from 'next/document'
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import flush from 'styled-jsx/server'
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import { GA_TRACKING_ID } from '../lib/gtag'
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export default class extends Document {
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static getInitialProps ({ renderPage }) {
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const { html, head, errorHtml, chunks } = renderPage()
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const styles = flush()
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return { html, head, errorHtml, chunks, styles }
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}
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render () {
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return (
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<html>
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<Head>
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{/* Global Site Tag (gtag.js) - Google Analytics */}
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<script
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async
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src={`https://www.googletagmanager.com/gtag/js?id=${GA_TRACKING_ID}`}
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/>
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<script
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dangerouslySetInnerHTML={{
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__html: `
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window.dataLayer = window.dataLayer || [];
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function gtag(){dataLayer.push(arguments);}
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gtag('js', new Date());
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gtag('config', '${GA_TRACKING_ID}');
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`}}
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/>
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</Head>
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<body>
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<Main />
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<NextScript />
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</body>
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</html>
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)
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}
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}
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