NUBIC/surveyor

module ResultsHelper
  def display_response(r_set,question)
    sets = r_set.responses.select{|r| r.question.display_order == question.display_order}
          if sets.size == 0
              return "-"
          elsif sets.size == 1
              return (sets.first.string_value || sets.first.text_value || show_answer(sets.first))
          else
            txt = ""
        sets.each do |set|
          txt << show_answer(set) + "<br/>"
        end
        return txt
          end
  end
  
  def show_answer(set)
     set.answer.text
  end
end