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70 lines
1.8 KiB
PHP
70 lines
1.8 KiB
PHP
<?php
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/**
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* Chill is a software for social workers
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*
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* For the full copyright and license information, please view
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* the LICENSE file that was distributed with this source code.
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*/
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declare(strict_types=1);
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namespace Chill\CalendarBundle\Service\ShortMessageNotification;
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use Chill\CalendarBundle\Entity\Calendar;
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use Chill\CalendarBundle\Repository\CalendarRepository;
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use DateTimeImmutable;
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use Doctrine\ORM\EntityManagerInterface;
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use function count;
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class CalendarForShortMessageProvider
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{
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private CalendarRepository $calendarRepository;
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private EntityManagerInterface $em;
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private RangeGeneratorInterface $rangeGenerator;
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public function __construct(
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CalendarRepository $calendarRepository,
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EntityManagerInterface $em,
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RangeGeneratorInterface $rangeGenerator
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) {
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$this->calendarRepository = $calendarRepository;
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$this->em = $em;
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$this->rangeGenerator = $rangeGenerator;
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}
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/**
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* Generate calendars instance.
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*
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* Warning: this method takes care of clearing the EntityManager at regular interval
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*
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* @return iterable|Calendar[]
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*/
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public function getCalendars(DateTimeImmutable $at): iterable
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{
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['startDate' => $startDate, 'endDate' => $endDate] = $this->rangeGenerator
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->generateRange($at);
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$offset = 0;
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$batchSize = 10;
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$calendars = $this->calendarRepository
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->findByNotificationAvailable($startDate, $endDate, $batchSize, $offset);
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do {
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foreach ($calendars as $calendar) {
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++$offset;
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yield $calendar;
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}
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$this->em->clear();
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$calendars = $this->calendarRepository
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->findByNotificationAvailable($startDate, $endDate, $batchSize, $offset);
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} while (count($calendars) === $batchSize);
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}
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}
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