/// <summary>
/// Loads all the data from the database and into memory.
/// </summary>
private void Load()
{
using (var db = new DataContext())
{
var query = db.Favorites.Include(favorite => favorite.Url);
this._favorites = query.ToDictionary(entry => entry.Id, entry => entry);
this._favoritesViewModels = new BindingList <FavoritesViewModel>(
query.AsEnumerable().Select(fav => FavoritesViewModel.FromFavoritesLocation(fav, this._faviconCache)).ToList());
}
}
/// <summary>
/// The mock get or create.
/// </summary>
/// <param name="url">
/// The url.
/// </param>
/// <returns>
/// The <see cref="FavoritesLocation"/>.
/// </returns>
public FavoritesLocation GetOrCreate(Url url)
{
var inDb = this._idLookup.SingleOrDefault(pair => pair.Value.Url == url);
if (inDb.Value != null)
{
return(inDb.Value);
}
var loc = new FavoritesLocation(url);
this._viewModel.Add(FavoritesViewModel.FromFavoritesLocation(loc, new MockFaviconCache()));
this._idLookup.Add(this.id, loc);
this.OnFavoritesAddOrUpdate?.Invoke(this, new FavoritesUpdateEventArgs(loc));
loc.Id = this.id++;
return(loc);
}
/// <summary>
/// Updates the item in memory with the same id with new data.
/// </summary>
/// <param name="sender">
/// The sender.
/// </param>
/// <param name="args">
/// The args.
/// </param>
private void UpdateFavorites(object sender, FavoritesUpdateEventArgs args)
{
// update favorites
this._favorites[args.Location.Id] = args.Location;
// update viewmodel
var toUpdate = this._favoritesViewModels.SingleOrDefault(model => model.Url == args.Location.Url.ToString());
if (toUpdate == null)
{
this._favoritesViewModels.Add(FavoritesViewModel.FromFavoritesLocation(args.Location, this._faviconCache));
}
else
{
toUpdate.Name = args.Location.Name;
toUpdate.Url = args.Location.Url.ToString();
}
}
