# frozen_string_literal: true wb = xlsx_package.workbook wb.add_worksheet(name: 'registrations') do |sheet| bold_style = wb.styles.add_style(b: true) row = %w[Attended Name Nickname Affilιation Email Arrival Departure] @conference.questions.each do |question| row << question.title end sheet.add_row row, style: bold_style @registrations.each do |registration| row = [] row << (registration.attended ? 'X' : '') row << registration.name row << registration.nickname row << registration.affiliation row << registration.email row << registration.arrival.to_s row << registration.departure.to_s @conference.questions.each do |question| qa = registration.qanswers.find_by(question: question) answer = (qa ? qa.answer.title : '') row << answer end sheet.add_row row end end