import '../database.dart'; class ScontiDao { final AppDatabase db; ScontiDao(this.db); Future findByCod(String code) { return (db.select(db.sconti)..where((t) => t.codSconto.equals(code))) .getSingleOrNull(); } Future findById(int id) { return (db.select(db.sconti)..where((t) => t.idSconto.equals(id))) .getSingleOrNull(); } }