import { useEffect } from "react";
import { useSchedulesStore } from "../state/schedulesStore";

/**
 * 监听全局 pointerdown / blur / resize / scroll / Escape，关闭当前打开的右键菜单。
 * 菜单的 open/close 生命周期归菜单自己管——页面不再持有这段 effect。
 */
export function useContextMenuDismiss(): void {
  const contextMenu = useSchedulesStore((s) => s.contextMenu);
  const setContextMenu = useSchedulesStore((s) => s.setContextMenu);
  useEffect(() => {
    if (!contextMenu) return undefined;
    const close = (): void => setContextMenu(null);
    const onKeyDown = (event: KeyboardEvent): void => {
      if (event.key === "Escape") close();
    };
    window.addEventListener("pointerdown", close);
    window.addEventListener("blur", close);
    window.addEventListener("resize", close);
    window.addEventListener("scroll", close, true);
    window.addEventListener("keydown", onKeyDown);
    return () => {
      window.removeEventListener("pointerdown", close);
      window.removeEventListener("blur", close);
      window.removeEventListener("resize", close);
      window.removeEventListener("scroll", close, true);
      window.removeEventListener("keydown", onKeyDown);
    };
  }, [contextMenu, setContextMenu]);
}