private void AddAdminCommandExecute(object obj)
 {
     try
     {
         //if (EntryValidation.ValidateName(Patient.FirstName) == false)
         //{
         //    MessageBox.Show("First Name can only contain letters. Please try again", "Invalid input");
         //    return;
         //}
         //if (EntryValidation.ValidateName(Patient.LastName) == false)
         //{
         //    MessageBox.Show("Last Name can only contain letters. Please try again", "Invalid input");
         //    return;
         //}
         //if (EntryValidation.ValidateJmbg(Patient.JMBG) == false)
         //{
         //    MessageBox.Show("JMBG you entered is not valid. Please try again", "Invalid input");
         //    return;
         //}
         //if (EntryValidation.ValidateMedicalInsuranceNumber(Patient.MedicalInsuranceNumber) == false)
         //{
         //    MessageBox.Show("Medical insurance number entered is not valid, must contain exactly 11 numbers. Please try again", "Invalid input");
         //    return;
         //}
         string password        = (obj as PasswordBox).Password;
         string encryptPassword = EncryptionHelper.Encrypt(password);
         char   userGender      = admin.Gender.ElementAt(0);
         admin.Gender       = userGender.ToString();
         admin.UserPassword = encryptPassword;
         DateTime expiryDate = DateTime.Today;
         admin.ExpirationDate = expiryDate.AddDays(7);
         Debug.WriteLine(admin.FirstName);
         Debug.WriteLine(admin.LastName);
         Debug.WriteLine(admin.JMBG);
         Debug.WriteLine(admin.Gender);
         Debug.WriteLine(admin.Residence);
         Debug.WriteLine(admin.MarriageStatus);
         Debug.WriteLine(admin.Username);
         Debug.WriteLine(admin.UserPassword);
         Debug.WriteLine(admin.ExpirationDate);
         Debug.WriteLine(admin.AdminType);
         dataBaseService.AddAdministrator(admin);
         MessageBox.Show("New administrator registered successfully!", "Info");
         addAdmin.Close();
     }
     catch (Exception ex)
     {
         MessageBox.Show(ex.ToString());
     }
 }