public GuardDataStore()
        {
            Guards = new List <Guard>();
            //var mockGuards = new List<Guard>
            //{
            //    new Guard { PersonalCode = Guid.NewGuid().ToString(), Name = "FirstG"},
            //    new Guard { PersonalCode = Guid.NewGuid().ToString(), Name = "SecondG"},
            //    new Guard { PersonalCode = Guid.NewGuid().ToString(), Name = "ThirdG"},
            //};

            //foreach (var Guard in mockGuards)
            //{
            //    Guards.Add(Guard);
            //}
            GuardRepository guardRepository = new GuardRepository();

            Guards = guardRepository.GetAll();
        }