34 lines
857 B
TypeScript
34 lines
857 B
TypeScript
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'use client';
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import { useEffect, useState } from 'react';
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export function useMediaQuery(query: string): boolean {
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// 1) Always default to `false`—this guarantees SSR and the very first client render match.
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const [matches, setMatches] = useState(false);
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useEffect(() => {
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if (typeof window === 'undefined') {
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return;
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}
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const mediaQueryList = window.matchMedia(query);
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// 2) On mount, immediately set to the real match value (true or false).
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setMatches(mediaQueryList.matches);
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// 3) Subscribe to changes.
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const listener = (event: MediaQueryListEvent) => {
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setMatches(event.matches);
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};
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mediaQueryList.addEventListener('change', listener);
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return () => {
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mediaQueryList.removeEventListener('change', listener);
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};
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}, [query]);
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return matches;
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}
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export default useMediaQuery;
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