/*
 * @copyright Copyright (c) 2018 Julius Härtl <jus@bitgrid.net>
 *
 * @author Julius Härtl <jus@bitgrid.net>
 *
 * @license GNU AGPL version 3 or any later version
 *
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Affero General Public License as
 * published by the Free Software Foundation, either version 3 of the
 * License, or (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU Affero General Public License for more details.
 *
 * You should have received a copy of the GNU Affero General Public License
 * along with this program. If not, see <http://www.gnu.org/licenses/>.
 *
 */

import app from '../app/App.js';

app.filter('bytes', function () {
	return function (bytes, precision) {
		if (isNaN(parseFloat(bytes, 10)) || !isFinite(bytes)) {
			return '-';
		}
		if (typeof precision === 'undefined') {
			precision = 2;
		}
		var units = ['bytes', 'KB', 'MB', 'GB', 'TB', 'PB'],
			number = Math.floor(Math.log(bytes) / Math.log(1024));
		return (bytes / Math.pow(1024, Math.floor(number))).toFixed(precision) +  ' ' + units[number];
	};
});