ragflow/web/src/pages/agent/hooks/use-move-note.ts

import { useMouse } from 'ahooks';
import { useCallback, useEffect, useRef, useState } from 'react';

export function useMoveNote() {
  const ref = useRef<SVGSVGElement>(null);
  const mouse = useMouse();
  const [imgVisible, setImgVisible] = useState(false);

  const toggleVisible = useCallback((visible: boolean) => {
    setImgVisible(visible);
  }, []);

  const showImage = useCallback(() => {
    toggleVisible(true);
  }, [toggleVisible]);

  const hideImage = useCallback(() => {
    toggleVisible(false);
  }, [toggleVisible]);

  useEffect(() => {
    if (ref.current) {
      ref.current.style.top = `${mouse.clientY - 70}px`;
      ref.current.style.left = `${mouse.clientX + 10}px`;
    }
  }, [mouse.clientX, mouse.clientY]);

  return {
    ref,
    showImage,
    hideImage,
    mouse,
    imgVisible,
  };
}