public void OnNavigatedTo(NavigationParameters parameters)
 {
     if (parameters.ContainsKey("selectedEnterprise"))
     {
         _selectedEnterprise = (Realm.Enterprise)parameters["selectedEnterprise"];
         Name    = _selectedEnterprise.Name;
         Address = _selectedEnterprise.Address;
     }
 }
        private void Save()
        {
            var RealmDb      = Realms.Realm.GetInstance();
            var enterpriseId = RealmDb.All <Realm.Enterprise>().Count() + 1;

            var enterprise = new Realm.Enterprise()
            {
                Id      = enterpriseId,
                Name    = Name,
                Address = Address
            };

            RealmDb.Write(() =>
            {
                enterprise = RealmDb.Add(enterprise);
            });
            _navigationService.GoBackAsync();
        }