Youtube in React: update render function for search component + add infinite scroll

Search.js

/* ... */
import {VideoList} from '../../components/VideoList/VideoList';
class Search extends React.Component {
  render() {
    return (
      <VideoList
        bottomReachedCallback={this.bottomReachedCallback}
        showLoader={true}
        videos={this.props.searchResults}/>
    );
  }
  /* ... */
  bottomReachedCallback = () => {
    if(this.props.nextPageToken) {
      this.props.searchForVideos(this.getSearchQuery(), this.props.nextPageToken, 25);
    }
  };
}