export function useScrollHash()

in src/hooks/useScrollHash.ts [26:46]

• 20 lines of code
• 3 McCabe index (conditional complexity)

export function useScrollHash() {
  const history = useHistory();
  const handleScroll = () => {
    const currentHash = window.location.hash;
    const scrollPosition = window.scrollY;
    const scrollIdSelect: NodeListOf<HTMLElement> =
      document.querySelectorAll(".scroll-id-select");
    const id = findHighId(scrollPosition, scrollIdSelect);
    if (id && "#" + id != currentHash) {
      history.replace({ hash: id });
    }
  };
  const throttleFunc = throttle(handleScroll, 10);

  useEffect(() => {
    window.addEventListener("scroll", throttleFunc);
    return () => {
      window.removeEventListener("scroll", throttleFunc);
    };
  }, []);
}