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Upload Data to Cloud Storage Pro

This video was last updated on Aug 30 2022

Once you’ve added a picture in your screen, you can then upload it asynchronously to the Cloud Storage service when saving data in your app.


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For each Activity, users will be able to upload an image from the device gallery. For that, you’ll use the ImagePicker plugin.

Image? activityImage; 
XFile? galleryImage; 
Future choosePicture() async { 
    final _picker = ImagePicker(); 
    final image = await _picker.pickImage(source:; 
    setState(() { 
      galleryImage = image; 
  Future uploadPicture() async { 
    if (galleryImage != null) { 
      final file = File(galleryImage!.path); 
    if (widget.activity.imagePath != null && widget.activity.imagePath != '') { 
      helper.getImage(widget.activity.imagePath!).then((dynamic value) { 
        activityImage =; 
        setState(() {}); 
if (galleryImage == null && activityImage == null) { 
      activityImage = Image.asset('assets/running.png'); 
    } else if (galleryImage != null && activityImage == null) { 
      activityImage = Image.file(File(galleryImage!.path)); 
    height: 100, 
    child: activityImage, 
  width: 100, 
  height: 100, 
  child: IconButton( 
    icon: const Icon(Icons.image), 
    onPressed: choosePicture, 
onPressed: () {