/**
 * Nextcloud - passman
 *
 * @copyright Copyright (c) 2016, Sander Brand (brantje@gmail.com)
 * @copyright Copyright (c) 2016, Marcos Zuriaga Miguel (wolfi@wolfi.es)
 * @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/>.
 *
 */


/** global: PassmanExporter */
PassmanExporter.csv = {
	info: {
		name: 'CSV',
		id: 'csv',
		description: 'Export credentials as a csv file.'
	}
};

PassmanExporter.csv.export = function (credentials, FileService, EncryptService) {
	/** global: C_Promise */
	return new C_Promise(function () {
		PassmanExporter.getCredentialsWithFiles(credentials, FileService, EncryptService).then((function(){
		    var headers = ['label', 'username', 'password', 'email', 'description', 'tags', 'url', 'custom_fields', 'files'];
		    var file_data = '"' + headers.join('","') + '"\n';
		    for (var i = 0; i < credentials.length; i++) {
			    var _credential = credentials[i];
			    var row_data = [];
			    for (var h = 0; h < headers.length; h++) {
				    var field = headers[h];
				    if (field === 'tags') {
					    var _tags = [];
					    for (var t = 0; t < _credential[field].length; t++) {
						    _tags.push(_credential[field][t].text);
					    }
					    var tag_data = '[' + _tags.join(",") + ']';
					    row_data.push('"' + tag_data.replaceAll('"', '""') + '"');
				    } 
				    else if (field == 'custom_fields' || field == 'files') {
					var _fields = JSON.stringify(_credential[field]);
					_fields = _fields.replaceAll('"', '""');
					row_data.push('"' + _fields + '"');
				    }
				    else {
					    row_data.push('"' + _credential[field].replaceAll('"', '""') + '"');
				    }
			    }
			    var progress = {
				    percent: i / credentials.length * 100,
				    loaded: i,
				    total: credentials.length
			    };
			    this.call_progress(progress);
			    file_data += row_data.join(',') + "\n";
		    }
		    this.call_then();
		    download(file_data, 'passman-export.csv', 'text/csv');
		}).bind(this)).progress(function() {
		    
		});
		
		
	});
};
