Function useIsMobile

src/hooks/use-mobile.ts:4–18

()

const MOBILE_BREAKPOINT = 768
export function useIsMobile() {
  const [isMobile, setIsMobile] = useState<boolean | undefined>(undefined)

  useEffect(() => {
    const mql = window.matchMedia(`(max-width: ${MOBILE_BREAKPOINT - 1}px)`)
    const onChange = () => {
      setIsMobile(window.innerWidth < MOBILE_BREAKPOINT)
    }
    mql.addEventListener('change', onChange)
    setIsMobile(window.innerWidth < MOBILE_BREAKPOINT)
    return () => mql.removeEventListener('change', onChange)
  }, [])

  return !!isMobile
}