public override void OpenSession()
{
_DictionaryService.StartSession();
}
public RealtorAgencyDictionaryViewModel(IServiceLocator serviceLocator, IRealtorAgencyService dictionaryService,
IMessageService messageService)
: base(serviceLocator, messageService)
{
_DictionaryService = dictionaryService;
UpdateState(State.View);
PropertyChanged += (sender, args) =>
{
if (args.PropertyName == PropertySupport.ExtractPropertyName(() => Name) ||
args.PropertyName == PropertySupport.ExtractPropertyName(() => Director) ||
args.PropertyName == PropertySupport.ExtractPropertyName(() => Address) ||
args.PropertyName == PropertySupport.ExtractPropertyName(() => Contacts) ||
args.PropertyName == PropertySupport.ExtractPropertyName(() => Description))
{
OkCommand.RaiseCanExecuteChanged();
CancelCommand.RaiseCanExecuteChanged();
}
if (args.PropertyName == PropertySupport.ExtractPropertyName(() => SelectedRealtorAgency))
{
UpdateSelectedRealtorAgency();
}
};
_DictionaryService.StartSession();
AddCommand = new DelegateCommand(() =>
{
ClearProperties();
UpdateState(State.Add);
ButtonUpdate();
}, CanAdd);
ChangeCommand = new DelegateCommand(() =>
{
UpdateState(State.Edit);
ButtonUpdate();
}, CanEdit);
OkCommand = new DelegateCommand(() =>
{
if (StateEnum == State.Add)
{
var viewModel = CreateNewViewModel(CreateNewModel());
var error = viewModel.Error;
if (error == null)
{
viewModel.SaveToDatabase();
_Entities.Add(viewModel);
ClearProperties();
UpdateState(State.View);
}
else
{
_MessageService.ShowMessage(error, "Ошибка", image: MessageBoxImage.Error);
}
}
if (StateEnum == State.Edit)
{
SelectedRealtorAgency.Name = Name;
SelectedRealtorAgency.Address = Address;
SelectedRealtorAgency.Contacts = Contacts;
SelectedRealtorAgency.Description = Description;
SelectedRealtorAgency.Director = Director;
var error = SelectedRealtorAgency.Error;
if (error == null)
{
SelectedRealtorAgency.UpdateModelFromValues();
SelectedRealtorAgency.SaveToDatabase();
UpdateState(State.View);
}
else
{
SelectedRealtorAgency.UpdateValuesFromModel();
_MessageService.ShowMessage(error, "Ошибка", image: MessageBoxImage.Error);
}
}
ButtonUpdate();
}, CanOk);
CancelCommand = new DelegateCommand(() =>
{
if (StateEnum == State.Add)
{
ClearProperties();
}
if (StateEnum == State.Edit)
{
UpdateSelectedRealtorAgency();
}
UpdateState(State.View);
ButtonUpdate();
}, CanCancel);
SelectAndChangeCommand = new DelegateCommand(() =>
{
UpdateSelectedRealtorAgency();
UpdateState(State.Edit);
ButtonUpdate();
}, CanSelectAndChange);
}