import { useEffect, useState } from "react"; const createElement = (id: string) => { const element = document.createElement("div"); element.setAttribute("id", id); return element; }; const appendRootElement = (rootElement: HTMLElement) => { document.body.appendChild(rootElement); }; const usePortalRootElement = (id: string) => { const [rootElement, setRootElement] = useState(); useEffect(() => { let element = document.getElementById(id); if (!element) { element = createElement(id); appendRootElement(element); } setRootElement(element); return () => { if (element) { element.remove(); } setRootElement(undefined); }; }, [id]); return rootElement; }; export default usePortalRootElement;