Check video is network or asset

lib/src/widgets/video_app.dart

@@ -18,7 +18,9 @@ class _VideoAppState extends State<VideoApp> {
   void initState() {
     super.initState();
 
-    _controller = VideoPlayerController.asset(widget.videoUrl)
+    _controller = widget.videoUrl.startsWith('http')
+        ? VideoPlayerController.network(widget.videoUrl)
+        : VideoPlayerController.asset(widget.videoUrl)
       ..initialize().then((_) {
         // Ensure the first frame is shown after the video is initialized,
         // even before the play button has been pressed.