getProfilePicture method

Future<Map<String, dynamic>?> getProfilePicture(String atsign)

Implementation

Future<Map<String, dynamic>?> getProfilePicture(String atsign) async {
  var contactDetails = <String, dynamic>{};

  var metadata = Metadata();
  metadata.isPublic = true;
  metadata.namespaceAware = false;
  var key = AtKey();
  key.sharedBy = atsign;
  key.metadata = metadata;
  // making isPublic true (as get method changes it to false)
  key.metadata.isBinary = true;
  key.key = "image.wavi";

  GetRequestOptions options = GetRequestOptions();
  options.bypassCache = true;
  var result =
      await atClientManager.atClient.get(key, getRequestOptions: options);

  if (result.value != null) {
    try {
      List<int> intList = result.value.cast<int>();
      var image = Uint8List.fromList(intList);
      contactDetails['image'] = image;
      return contactDetails;
    } catch (e) {
      print('invalid iamge data: $e');
      contactDetails['image'] = null;
      return contactDetails;
    }
  }else {
    return null;
  }
}