'use strict';

var StringUtils = require('dw/util/StringUtils');
var Calendar = require('dw/util/Calendar');
var EmailModel = app.getModel('Email');

/*
 * Searches in the impex for the given files and sends email with the files attached,
 * after that archives the file
 */
function MailAndArchive (args) {
	var recieverEmail = args.Email;
	var path = args.Path;
	var filesNames = args.FileNames;
	var archivePath = args.ArchivePath;

	fileNames = fileNames.split('|');

	var files = createFiles(path, fileNames);

	EmailModel.sendMailWithAttachments(files, {
		template: 'mail/mail_with_attachment',
		recipient : recieverEmail,
		subject : 'Back in stock csv',
		mimeType : 'multipart/mixed; boundary=------------000001030701020908040900',
		encoding : 'iso-8859-1'
	});

	archiveFiles(archivePath, files);
}

/*
 * Creates files array based on the given filesPath and the array of fileNames
 * @input filesPath : String
 * @input fileNames : Array
 *
 * @output files : Array[File]
 */
function createFiles (filesPath, fileNames) {
	var files = [];
	var filePath = File.IMPEX + '/' + path + '/';

	for (var i = 0, filesNamesLength = filesNames.length ; i < filesNamesLength ; i++) {
		var file = new File(filePath + fileNames[i]);
		files.push(file);
	}
	return files;
}

/*
 * Moves files to archive based on the given archivePath and array of files
 * @input archivePath : String
 * @input files : Array
 *
 * @output void
 */
function archiveFiles (archivePath, files) {
	var archiveDir = new File(File.IMPEX + '/' + archivePath);
	var timestamp = StringUtils.formatCalendar(new Calendar(), "yyyMMddHHmmss");

	archiveDir.mkdirs();

	files.forEach(function(file){
		archiveFileName = timestamp + file.getName();

		var archiveFile = new File(archiveDir, archiveFileName);
		file.renameTo(archiveFile);
	});
}

exports.MailAndArchive = MailAndArchive;