immich/web/src/lib/components/shared/click-outside.ts

export function clickOutside(node: Node) {
  const handleClick = (event: any) => {
    if (!node.contains(event.target)) {
      node.dispatchEvent(new CustomEvent("outclick"));
    }
  };

  document.addEventListener("click", handleClick, true);

  return {
    destroy() {
      document.removeEventListener("click", handleClick, true);
    }
  };
}