PhotoGallery.js

thumbClick = (index) => {
   const urlCreater = window.URL || window.webkitURL;
   try {
       this.setState({
           openLightBox: true
       });
       Storage.get(this.state.photoList[index].src,{download: true}).then(data=>{
           let image = urlCreater.createObjectURL(data.Body);
           this.setState({
               lightBoxImg : image
           });
       });
          
   } catch (error) {
       console.log(error);
       this.setState({
           openLightBox: false,
           lightBoxImg : null
       });
   }
};