88dc3714a1
React/Vite/shadcn-ui site for Gigafibre ISP. Address qualification via PostgreSQL (5.2M AQ addresses, pg_trgm fuzzy search). No Supabase dependency for address search. Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>
20 lines
576 B
TypeScript
20 lines
576 B
TypeScript
import * as React from "react";
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const MOBILE_BREAKPOINT = 768;
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export function useIsMobile() {
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const [isMobile, setIsMobile] = React.useState<boolean | undefined>(undefined);
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React.useEffect(() => {
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const mql = window.matchMedia(`(max-width: ${MOBILE_BREAKPOINT - 1}px)`);
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const onChange = () => {
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setIsMobile(window.innerWidth < MOBILE_BREAKPOINT);
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};
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mql.addEventListener("change", onChange);
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setIsMobile(window.innerWidth < MOBILE_BREAKPOINT);
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return () => mql.removeEventListener("change", onChange);
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}, []);
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return !!isMobile;
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}
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