Archetype and Nested Content as Models Builder properties

gistfile1.cs

[ImplementPropertyType("slider")]
public IEnumerable<HomeSlider> Slider
{
    get
    {
        var archetypeModel = this.GetPropertyValue<ArchetypeModel>("slider");
        return archetypeModel.Select(x =>
            {
                return new HomeSlider()
                {
                    Title = x.GetValue<string>("title"),
                    Text = x.GetValue<IHtmlString>("text"),
                    Image = x.GetValue<Image>("image")
                };
            }
        ).ToList();
    }
}

[ImplementPropertyType("sliderNestedContent")]
public IEnumerable<HomeSlider> SliderNestedContent
{
    get
    {
        var items = this.GetPropertyValue<IEnumerable<IPublishedContent>>("sliderNestedContent");
        return items.Select(x =>
            {
                var slider = new Slider(x);
                return new HomeSlider()
                {
                    Title = slider.Title,
                    Text = slider.Text,
                    Image = slider.Image
                };
            }
        ).ToList();
    }
}