public MainViewModel(DatabaseService databaseService)
{
_databaseService = databaseService;
_databaseService.CarUpdated += OnDatabaseServiceCarUpdated;
Cars = new ObservableCollection <CarViewModel>();
CurrentCar = new CarViewModel(new Car()
{
Color = "Цвет", Model = "Модель"
});
}
private void OnDatabaseServiceCarUpdated(DatabaseService sender, DatabaseServiceUpdateEventArgs <Car> args)
{
_logger.Trace($"{nameof(OnDatabaseServiceCarUpdated)}. {nameof(args.UpdateInfo)} = {args.UpdateInfo.ToString()}");
switch (args.UpdateInfo)
{
case DatabaseServiceUpdate.Added:
foreach (var car in args.Data)
{
var viewModel = new CarViewModel(car);
Cars.Add(viewModel);
_logger.Debug($"{nameof(Add)}. Car added: {viewModel.Model}, {viewModel.Model}.");
}
break;
case DatabaseServiceUpdate.Deleted:
// Cars.Remove(...)
break;
default:
throw new ArgumentOutOfRangeException(nameof(args) + "." + nameof(args.UpdateInfo));
}
}