<?php
/************************************************************************
 * This file is part of EspoCRM.
 *
 * EspoCRM - Open Source CRM application.
 * Copyright (C) 2014-2022 Yurii Kuznietsov, Taras Machyshyn, Oleksii Avramenko
 * Website: https://www.espocrm.com
 *
 * EspoCRM is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * EspoCRM 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 General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with EspoCRM. If not, see http://www.gnu.org/licenses/.
 *
 * The interactive user interfaces in modified source and object code versions
 * of this program must display Appropriate Legal Notices, as required under
 * Section 5 of the GNU General Public License version 3.
 *
 * In accordance with Section 7(b) of the GNU General Public License version 3,
 * these Appropriate Legal Notices must retain the display of the "EspoCRM" word.
 ************************************************************************/

namespace Espo\Classes\JobPreparators;

use Espo\Core\Utils\DateTime;
use Espo\Core\Job\Job\Status;
use Espo\Core\Job\Preparator;
use Espo\Core\Job\Preparator\Data;

use Espo\ORM\EntityManager;

use Espo\Entities\Job as JobEntity;

use DateTimeImmutable;

class CheckInboundEmails implements Preparator
{
    private $entityManager;

    public function __construct(EntityManager $entityManager)
    {
        $this->entityManager = $entityManager;
    }

    public function prepare(Data $data, DateTimeImmutable $executeTime): void
    {
        $collection = $this->entityManager
            ->getRDBRepository('InboundEmail')
            ->where([
                'status' => 'Active',
                'useImap' => true,
            ])
            ->find();

        foreach ($collection as $entity) {
            $running = $this->entityManager
                ->getRDBRepository(JobEntity::ENTITY_TYPE)
                ->where([
                    'scheduledJobId' => $data->getId(),
                    'status' => [
                        Status::RUNNING,
                        Status::READY,
                    ],
                    'targetType' => 'InboundEmail',
                    'targetId' => $entity->getId(),
                ])
                ->findOne();

            if ($running) {
                continue;
            }

            $countPending = $this->entityManager
                ->getRDBRepository(JobEntity::ENTITY_TYPE)
                ->where([
                    'scheduledJobId' => $data->getId(),
                    'status' => Status::PENDING,
                    'targetType' => 'InboundEmail',
                    'targetId' => $entity->getId(),
                ])
                ->count();

            if ($countPending > 1) {
                continue;
            }

            $jobEntity = $this->entityManager->getNewEntity(JobEntity::ENTITY_TYPE);

            $jobEntity->set([
                'name' => $data->getName(),
                'scheduledJobId' => $data->getId(),
                'executeTime' => $executeTime->format(DateTime::SYSTEM_DATE_TIME_FORMAT),
                'targetType' => 'InboundEmail',
                'targetId' => $entity->getId(),
            ]);

            $this->entityManager->saveEntity($jobEntity);
        }
    }
}