p5.js-web-editor/client/components/useAsModal.jsx

import React from 'react';
import styled from 'styled-components';
import { useModalBehavior } from '../utils/custom-hooks';

const BackgroundOverlay = styled.div`
  position: absolute;
  z-index: 2;
  width: 100% !important;
  height: 100% !important;
  
  background: black;
  opacity: 0.3;
`;

export default (Element, hasOverlay = false) => {
  const [visible, toggle, setRef] = useModalBehavior();

  // const Comp = styled(() => Element).attrs({ onPressClose: toggle });

  const wrapper = () => (visible &&
    <div>
      {hasOverlay && <BackgroundOverlay />}
      <div ref={setRef}> {Element} </div>
    </div>); // eslint-disable-line}

  return [toggle, wrapper];
};