34 lines
1.2 KiB
TypeScript
34 lines
1.2 KiB
TypeScript
import { useRouter } from 'next/router'
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import useSWR from 'swr'
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// This component is never mounted when you're in production mode.
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// Only when running in `NODE_ENV==='development'`.
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// It will reload the content every time the current page is focussed
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// (from being not focussed).
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export default function ClientSideRefresh() {
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const router = useRouter()
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useSWR(
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router.asPath,
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() => {
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router.replace(router.asPath, undefined, { scroll: false })
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},
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{
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// Implied here is that `revalidateOnFocus: true` which the default
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// and it means that the `useSWR` hook will make a listener on the
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// the Page Visibility API.
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// https://developer.mozilla.org/en-US/docs/Web/API/Page_Visibility_API
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// It effectly means that the callback of this hook will run every
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// time the browser window is put back to being visible.
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// The `revalidateOnMount` is crucial because it means that we don't
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// bother executing the hook callback when it was first mounted
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// because, naturally, the first time you mount it, it will not
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// need to refresh because it's as fresh as it gets already.
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revalidateOnMount: false,
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}
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)
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return null
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}
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