import React, { useRef, useEffect, ReactNode, RefObject } from "react"; type Props = { children: ReactNode; onClickOutside: Function; className?: string; }; function useOutsideAlerter( ref: RefObject, onClickOutside: Function ) { useEffect(() => { function handleClickOutside(event: Event) { if ( ref.current && !ref.current.contains(event.target as HTMLInputElement) ) { onClickOutside(event); } } document.addEventListener("mouseup", handleClickOutside); return () => { document.removeEventListener("mouseup", handleClickOutside); }; }, [ref, onClickOutside]); } export default function ({ children, onClickOutside, className }: Props) { const wrapperRef = useRef(null); useOutsideAlerter(wrapperRef, onClickOutside); return (
{children}
); }