module ConteRailsTemplate
  class BreadcrumbsRenderer < SimpleNavigation::Renderer::Base
    def render(item_container)
      a_tag(item_container).join.html_safe
    end

    protected

    def a_tag(item_container)
      item_container.items.inject([]) do |list, item|
        if item.selected?
          list << content_tag(:li, tag_for(item)) if item.selected?
          if include_sub_navigation?(item)
            list.concat a_tags(item.sub_navigation)
          end
        end
        list
      end
    end
  end
end