MediaThumbnailSizeCollection example

    }

    public function unserialize(EntityLoadedEvent $event): void
    {
        /** @var MediaFolderConfigurationEntity $media */
        foreach ($event->getEntities() as $media) {
            if ($media->getMediaThumbnailSizes() === null) {
                if ($media->getMediaThumbnailSizesRo()) {
                    $media->setMediaThumbnailSizes(unserialize($media->getMediaThumbnailSizesRo()));
                } else {
                    $media->setMediaThumbnailSizes(new MediaThumbnailSizeCollection());
                }
            }
        }
    }
}

$media = $this->getJpgWithFolder();

        $criteria = new Criteria([$media->getId()]);
        $criteria->addAssociation('mediaFolder.configuration.mediaThumbnailSizes');
        /** @var MediaEntity $media */
        $media = $this->mediaRepository->search($criteria, $this->context)->get($media->getId());

        static::assertInstanceOf(MediaFolderEntity::class, $media->getMediaFolder());
        static::assertInstanceOf(MediaFolderConfigurationEntity::class, $media->getMediaFolder()->getConfiguration());

        $media->getMediaFolder()->getConfiguration()->setMediaThumbnailSizes(
            new MediaThumbnailSizeCollection([
                (new MediaThumbnailSizeEntity())->assign([
                    'id' => Uuid::randomHex(),
                    'width' => 1530,
                    'height' => 1530,
                ]),
            ])
        );
        $media->getMediaFolder()->getConfiguration()->setThumbnailQuality(100);

        $filePath = $this->urlGenerator->getRelativeMediaUrl($media);
        $resource = fopen(__DIR__ . '/../fixtures/shopware_optimized.jpg', 'rb');
        

        $strict = \func_get_args()[2] ?? false;

        if ($config->getMediaThumbnailSizes() === null) {
            return 0;
        }
        if ($media->getThumbnails() === null) {
            return 0;
        }

        $toBeCreatedSizes = new MediaThumbnailSizeCollection($config->getMediaThumbnailSizes()->getElements());
        $toBeDeletedThumbnails = new MediaThumbnailCollection($media->getThumbnails()->getElements());

        foreach ($toBeCreatedSizes as $thumbnailSize) {
            foreach ($toBeDeletedThumbnails as $thumbnail) {
                if (!$this->isSameDimension($thumbnail, $thumbnailSize)) {
                    continue;
                }

                if ($strict === true
                    && !$this->getFileSystem($media)->fileExists($this->urlGenerator->getRelativeThumbnailUrl($media, $thumbnail))) {
                    continue;
                }