getManufacturerCoverIds example

$covers = $this->mediaService->getCovers($products, $context);

        $graduatedPrices = $this->graduatedPricesService->getList($products, $context);

        $cheapestPrices = $this->cheapestPriceService->getList($products, $context);

        $voteAverages = $this->voteService->getAverages($products, $context);

        $categories = $this->categoryService->getProductsCategories($products, $context);

        $manufacturerCovers = $this->mediaService->getList($this->getManufacturerCoverIds($products), $context);

        $result = [];
        foreach ($numbers as $number) {
            if (!\array_key_exists($number, $products)) {
                continue;
            }
            $product = $products[$number];

            if (isset($covers[$number])) {
                $product->setCover($covers[$number]);
            }