class ActiveStorage::DownloadableFile def self.create_list_from_dossier(dossier) dossier_export = PiecesJustificativesService.generate_dossier_export(dossier) pjs = [dossier_export] + PiecesJustificativesService.liste_documents(dossier) pjs.map do |piece_justificative| [ piece_justificative, "dossier-#{dossier.id}/#{self.timestamped_filename(piece_justificative)}" ] end end private def self.timestamped_filename(attachment) # we pad the original file name with a timestamp # and a short id in order to help identify multiple versions and avoid name collisions folder = self.folder(attachment) extension = File.extname(attachment.filename.to_s) basename = File.basename(attachment.filename.to_s, extension) timestamp = attachment.created_at.strftime("%d-%m-%Y-%H-%M") id = attachment.id % 10000 [folder, "#{basename}-#{timestamp}-#{id}#{extension}"].join end def self.folder(attachment) if attachment.name == 'pdf_export_for_instructeur' return '' end case attachment.record_type when 'Dossier' 'dossier/' when 'DossierOperationLog', 'BillSignature' 'horodatage/' when 'Commentaire' 'messagerie/' else 'pieces_justificatives/' end end def using_local_backend? [:local, :local_test, :test].include?(Rails.application.config.active_storage.service) end end