getId method
Implementation
Future<String> getId() async {
int id = 0;
try {
id = Database.getSharedPreferences()
.getInt('odin_model_factory_id_counter') ??
0;
} catch (_) {}
String result = 'model_$id';
id++;
await Database.getSharedPreferences()
.setInt('odin_model_factory_id_counter', id);
return result;
}