class ActiveStorage::DownloadableFile def self.create_list_from_dossiers(dossiers, for_expert = false) dossiers .map { |d| pj_and_path(d.id, PiecesJustificativesService.generate_dossier_export(d)) } + PiecesJustificativesService.liste_documents(dossiers, for_expert) end private def self.bill_and_path(bill) [ bill, "bills/#{self.timestamped_filename(bill)}" ] end def self.pj_and_path(dossier_id, pj) [ pj, "dossier-#{dossier_id}/#{self.timestamped_filename(pj)}" ] end 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 end