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<?php
/**
* @copyright Copyright (c) 2017 Vinzenz Rosenkranz <vinzenz.rosenkranz@gmail.com>
*
* @author René Gieling <github@dartcafe.de>
*
* @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/>.
*
*/
namespace OCA\Polls\Service;
use OCP\AppFramework\Db\DoesNotExistException;
use OCA\Polls\Db\Watch;
use OCA\Polls\Db\WatchMapper;
class WatchService {
/** @var WatchMapper */
private $watchMapper;
/** @var Watch */
private $watch;
public function __construct(
WatchMapper $watchMapper
) {
$this->watchMapper = $watchMapper;
}
/**
* @return Watch[]
*/
public function getUpdates(int $pollId, int $offset): array {
try {
return $this->watchMapper->findUpdatesForPollId($pollId, $offset);
} catch (DoesNotExistException $e) {
return [];
}
}
/**
* @return Watch
*/
public function writeUpdate(int $pollId, string $table): Watch {
try {
$this->watch = $this->watchMapper->findForPollIdAndTable($pollId, $table);
} catch (DoesNotExistException $e) {
$this->watch = new Watch();
$this->watch->setPollId($pollId);
$this->watch->setTable($table);
$this->watch = $this->watchMapper->insert($this->watch);
}
$this->watch->setUpdated(time());
return $this->watchMapper->update($this->watch);
}
}
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