wb = xlsx_package.workbook

header_style = Comable::Config.export_xlsx_header_style
header_style_handle = wb.styles.add_style(header_style) if header_style

style = Comable::Config.export_xlsx_style
style_handle = wb.styles.add_style(style) if style

wb.add_worksheet(name: records.klass.model_name.human) do |sheet|
  sheet.add_row records.klass.new.to_comma_headers
  sheet.row_style 0, header_style_handle if header_style_handle

  records.each do |record|
    sheet.add_row record.to_comma
  end
  sheet.row_style (1..-1), style_handle if style_handle
end