withLoadingComponent

pageComponent.jsx

export const Page = ({ posts, scrollToTop }) => (
  <div>
    {posts && posts.map(post => (
      <div key={post.title} dangerouslySetInnerHTML={{ __html: post.content }} />
    ))}
    <a className="toTop" onClick={scrollToTop} />
  </div>
);

........

export default compose(
  connect(mapStateToProps),
  graphql(PAGE_QUERY, getOptions(['posts'])),
  withLoadingComponent,
  withHandlers(handlers)
)(Page);