import { useEffect, useRef } from 'react' export const useInterval = (callback: () => void, delay: number) => { const savedCallback = useRef(callback) useEffect(() => { savedCallback.current = callback }, [callback]) useEffect(() => { function tick() { savedCallback.current() } if (delay !== null) { const id = setInterval(tick, delay) return () => clearInterval(id) } }, [delay]) }