csv.rb

  def to_csv(options={})
    header_row = [
      'Response ID',
      'Timestamp (MM/dd/yyyy)',
      'Time Taken to Complete (Seconds)',
    ]
    
    self.questions.each_with_index do |q, i|
      header_row << "Q#{i+1}"
    end
    
    CSV.generate(options) do |csv|
      csv << ["Data Export Generated on #{DateTime.now}"]
      csv << ["Survey ID #{self.uid}"]
      csv << ["Survey Name #{self.title}"]
      csv << []
      csv << header_row
      
      self.questions.each do |question|
        question.answers.each do |answer|
        end
      end
    end
  end