text: import _ from 'lodash';
  import React, { Component } from 'react';
  import ReactDOM from 'react-dom';
  import YTSearch from 'youtube-api-search';
  import SearchBar from './components/search_bar';
  import VideoList from './components/video_list';
  import VideoDetail from './components/video_detail';
  const API_KEY = 'AIzaSyAfLWtCIoASrsnBah09nYH3IT8facvJzmw';
  
  class App extends Component {
    constructor(props) {
      super(props);
  
      this.state = {
        videos: [],
        selectedVideo: null
      };
  
      this.videoSearch('');
    }
  
    videoSearch(term) {
      YTSearch({key: API_KEY, term: term}, (videos) => {
        this.setState({
          videos: videos,
          selectedVideo: videos[0]
        });
      });
    }
  
    render() {
      const videoSearch = _.debounce((term) => { this.videoSearch(term) }, 500);
  
      return (
        <div>
          <div className="row">
            <SearchBar onSearchTermChange={videoSearch} />
          </div>
          <div className="row">
            <VideoDetail video={this.state.selectedVideo} />
            <VideoList
              onVideoSelect={selectedVideo => this.setState({selectedVideo}) }
              videos={this.state.videos} />
          </div>
        </div>
      );
    }
  }
  
  ReactDOM.render(<App />, document.querySelector('.container'));
  