module Tags::NavigationTags
  include TrustyCms::Taggable


  desc %{One Column Subnavigation Tag

          *Usage:*
<pre><r:subnav_one_column /></pre>
}
  tag "subnav_one_column" do |tag|
    request.env["action_controller.instance"].render_to_string :partial => "navigation/subnav",
                                                               :locals => {
                                                                 :subnav_class => 'subnav-one-column',
                                                                 :current_page => tag.locals.page,
                                                                 :top_level_page => top_level_page(tag.locals.page)}
  end

  desc %{Two Column Subnavigation Tag

          *Usage:*
<pre><r:subnav_two_column /></pre>
}
  tag "subnav_two_column" do |tag|
    request.env["action_controller.instance"].render_to_string :partial => "navigation/subnav",
                                                               :locals => {
                                                                 :subnav_class => 'subnav-two-column',
                                                                 :current_page => tag.locals.page,
                                                                 :top_level_page => top_level_page(tag.locals.page)}
  end

  desc %{Three Column Subnavigation Tag

          *Usage:*
<pre><r:subnav_three_column /></pre>

}
  tag "subnav_three_column" do |tag|

    request.env["action_controller.instance"].render_to_string :partial => "navigation/subnav",
                                                               :locals => {
                                                                 :subnav_class => 'subnav-three-column',
                                                                 :current_page => tag.locals.page,
                                                                 :top_level_page => top_level_page(tag.locals.page)}
  end


  def top_level_page(page)
    page = page.parent while page.parent.slug != '/'
    page
  end

  def show_detail(show_detail)
    if show_detail
      return show_detail.downcase == "true" ? true : false
    end
  end

end