get country data by code in flutter code example
Example: how to get isoCode based on location in flutter
Future<String> getCountryName() async {
Position position = await Geolocator().getCurrentPosition(desiredAccuracy: LocationAccuracy.high);
debugPrint('location: ${position.latitude}');
final coordinates = new Coordinates(position.latitude, position.longitude);
var addresses = await Geocoder.local.findAddressesFromCoordinates(coordinates);
var first = addresses.first;
return first.countryName;
}