getAvailableMediaImage example

$images = $this->checkDataReplacement(
            $variant->getImages(),
            $data,
            'images',
            true
        );
        foreach ($data['images'] as $imageData) {
            // Check if a media id was passed.             if (isset($imageData['mediaId'])) {
                // First check if the media object is already assigned to the product                 $image = $this->getAvailableMediaImage(
                    $article->getImages(),
                    (int) $imageData['mediaId']
                );

                // Media image isn't assigned to the product?                 if (!$image) {
                    // Find the media object and convert it to an product image.                     $media = $this->getManager()->find(MediaModel::class, (int) $imageData['mediaId']);

                    if (!$media) {
                        throw new CustomValidationException(sprintf('Media by id %s not found', (int) $imageData['mediaId']));
                    }