def show
  identification_document = IdentificationDocument.find(params[:id])
  authorize identification_document
  return unless identification_document

  #this line below is to too long
  document = params[:size] == 'resized' ? identification_document.id_document_resized : identification_document.id_document
  send_data(document.file.read, filename: identification_document.file_name)
end