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 ='AIzaSyDY5zQhiuivBQCmmOSSKARI_Id2ZF9wF1k';
  
  class App extends Component{
  
      constructor(props){
          super(props);
          this.state = {
              videos: [],
              selectedVideo: null
          };
          this.videoSearch('surfboard');
      }
  
      videoSearch(term){
          YTSearch({ key: API_KEY, term: term}, videos =>{
              this.setState({
                  videos: videos,
                  selectedVideo: videos[0]
              });
          });
      }
      render(){
          const videoSearch = _.debounce((term)=>{this.videoSearch(term)},300);
          return (
              <div>
                  <SearchBar onSearchTermChange={videoSearch} />
                  <VideoDetail video={this.state.selectedVideo}/>
                  <VideoList
                      onVideoSelect={selectedVideo => this.setState({selectedVideo})}
                      videos={this.state.videos} />
               </div>
          );
      }
  }
  
  
  ReactDOM.render(<App />, document.querySelector('.container'));