/** * https://www.joshwcomeau.com/snippets/react-hooks/use-prefers-reduced-motion/ */ import { useState, useEffect } from 'react'; const QUERY = '(prefers-reduced-motion: no-preference)'; const isRenderingOnServer = typeof window === 'undefined'; const getInitialState = () => // For our initial server render, we won't know if the user // prefers reduced motion, but it doesn't matter. This value // will be overwritten on the client, before any animations // occur. isRenderingOnServer ? true : !window.matchMedia(QUERY).matches; function usePrefersReducedMotion() { const [prefersReducedMotion, setPrefersReducedMotion] = useState(getInitialState); useEffect(() => { const mediaQueryList = window.matchMedia(QUERY); const listener = event => { setPrefersReducedMotion(!event.matches); }; mediaQueryList.addListener(listener); return () => { mediaQueryList.removeListener(listener); }; }, []); return prefersReducedMotion; } export default usePrefersReducedMotion;