static void StartRepairing() { Console.Write("Введите имя механика: "); string mechName = Console.ReadLine(); if (mechanicRepository.GetByName(mechName) == null) { WrongData(); return; } Guid MechanicId = mechanicRepository.GetByName(mechName).Id; Console.Write("Введите номер автобуса: "); string busNum = Console.ReadLine(); if (busRepository.GetByNum(busNum) == null) { WrongData(); return; } Guid BusId = busRepository.GetByNum(busNum).Id; var service = new Service { BusId = BusId, MechanicId = MechanicId }; serviceRepository.SetRepair(service); busRepository.Update(BusId, Status[2]); }