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<?php
declare(strict_types=1);
/**
* @copyright Copyright (c) 2023 Marcel Klehr <mklehr@gmx.net>
*
* @author Marcel Klehr <mklehr@gmx.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/>.
*/
namespace OC\LanguageModel\Db;
use OCP\AppFramework\Db\DoesNotExistException;
use OCP\AppFramework\Db\Entity;
use OCP\AppFramework\Db\MultipleObjectsReturnedException;
use OCP\AppFramework\Db\QBMapper;
use OCP\AppFramework\Utility\ITimeFactory;
use OCP\DB\Exception;
use OCP\IDBConnection;
/**
* @extends QBMapper<Task>
*/
class TaskMapper extends QBMapper {
public function __construct(
IDBConnection $db,
private ITimeFactory $timeFactory,
) {
parent::__construct($db, 'llm_tasks', Task::class);
}
/**
* @param int $id
* @return Task
* @throws Exception
* @throws DoesNotExistException
* @throws MultipleObjectsReturnedException
*/
public function find(int $id): Task {
$qb = $this->db->getQueryBuilder();
$qb->select(Task::$columns)
->from($this->tableName)
->where($qb->expr()->eq('id', $qb->createPositionalParameter($id)));
return $this->findEntity($qb);
}
/**
* @param int $timeout
* @return int the number of deleted tasks
* @throws Exception
*/
public function deleteOlderThan(int $timeout): int {
$qb = $this->db->getQueryBuilder();
$qb->delete($this->tableName)
->where($qb->expr()->lt('last_updated', $qb->createPositionalParameter(time() - $timeout)));
return $qb->executeStatement();
}
public function update(Entity $entity): Entity {
$entity->setLastUpdated($this->timeFactory->now()->getTimestamp());
return parent::update($entity);
}
}
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