getOrCreatePersistentUniqueId method

Future<String> getOrCreatePersistentUniqueId()

Implementation

Future<String> getOrCreatePersistentUniqueId() async {
  String uniqueID = '';
  try {
    final id = await platform.invokeMethod('getUniqueId');
    uniqueID = id;
  } on PlatformException catch (e) {
    uniqueID = "Failed to get ID: '${e.message}'.";
  }
  return uniqueID;
}