module SimpleNavigation
  module Renderer
    
    # Renders the 'chain' of selected navigation items as simple text items, joined with an optional separator (similar to breadcrumbs, but without markup).
    #
    class Text < SimpleNavigation::Renderer::Base
      
      def render(item_container)
        list(item_container).compact.join(options[:join_with] || " ")
      end

      private

      def list(item_container)
        item_container.items.inject([]) do |array, item|
          if item.selected?
            array + [item.name(:apply_generator => false)] + (include_sub_navigation?(item) ? list(item.sub_navigation) : [])
          else
            array
          end
        end
      end

    end
  end
end