public void ToggleFavorite(Material material)
{
Favorites favorite = new Favorites
{
Material = material,
User = this
};
if (IsMaterialFavorite(material))
{
var favoriteToRemove = Favorites.First(f => f.Material == material);
Favorites.Remove(favoriteToRemove);
}
else
{
Favorites.Add(favorite);
}
}
public bool IsMaterialFavorite(Material material)
{
return(Favorites.Any(f => f.Material == material));
}
public ICollection <Material> GetFavoriteMaterials()
{
return(Favorites.Select(f => f.Material).ToList());
}
