module SideBarRenderer
  include Renderer
  include AdminHelper

  def render(request,params,user,module_app)
    @module_app = module_app
    @request = request
    @params = params
    @current_user = user
    if display?
       content_tag :li, :class => (module_sidebar_active? ? 'active' : nil) do 
        buf =  link_to( content_tag(:i, nil, :class => @icon_class ) + content_tag(:span, I18n.t( @head_label )), eval(@head_link))
        buf  << content_tag( :ul, :class => ("nav nav-list active") )do # visible_for_controllers('bulletins', '/panel/announcement/back_end/tags', 'bulletin_categorys', 'approvals')||active_for_ob_auths_object("BulletinCategory")) 
          @context_links.sort_by! {| obj | obj.priority}.collect do |link|
            link.render(request,params,@module_app,@current_user)
          end.join.html_safe
        end 
      end 
    end
  end

  protected

  def display? #控制sidebar 要不要算圖
    if is_manager? || is_admin?  #如果是系統管理員 或 是模組管理員
      true
    elsif (@module_app.open rescue false) # 如果app 被設定成 開放
      true
     elsif is_member? #如果app 是封閉  那至少需要是 member
      true
    else 
      false
    end
  end

  def module_sidebar_active?
    active_for_controller? or active_for_app_auth? or active_for_ob_auths?
  end

  def active_for_controller?
    @active_for_controllers.include? controller
  end

end