module CommunityTrackPlugin::StepHelper

  def self.status_descriptions
    [_('Closed'), _('Join!'), _('Soon')]
  end

  def self.status_classes
    ['step_finished', 'step_active', 'step_waiting']
  end

  def status_description(step)
    CommunityTrackPlugin::StepHelper.status_descriptions[status_index(step)]
  end

  def status_class(step)
    CommunityTrackPlugin::StepHelper.status_classes[status_index(step)]
  end

  def custom_options_for_article(article)
    #no options for step?
    nil
  end

  def link_to_step_tool(step, options={})
    if step.tool
      link_to step.tool.view_url, options do
        yield
      end
    else
      yield
    end
  end

  protected

  def status_index(step)
    [step.finished?, step.active?, step.waiting?].find_index(true)
  end

end