public void ShowPrescriptionWithMedicines(int prescriptionId)
        {
            Prescription selectedPrescription = prescriptionRepository.LoadFromDB(prescriptionId);

            Console.WriteLine($"Dane recepty o id: {prescriptionId}:");
            Console.WriteLine(selectedPrescription.ToString());
            List <Medicine> medicines = medicineRepository.LoadMedicinesFromPrescription(prescriptionId);

            Console.WriteLine($"Leki z recepty o id: {prescriptionId} i sygnaturze {selectedPrescription.PrescriptionSignature}:");
            foreach (Medicine m in medicines)
            {
                Console.WriteLine(m.ToString());
            }
        }