buildLanguageChain example

 else {
            $origin = new SalesChannelApiSource($salesChannelId);
        }

        // explode all available languages for the provided sales channel         $languageIds = $data['sales_channel_language_ids'] ? explode(',', (string) $data['sales_channel_language_ids']) : [];
        $languageIds = array_keys(array_flip($languageIds));

        // check which language should be used in the current request (request header set, or context already contains a language - stored in `sales_channel_api_context`)         $defaultLanguageId = Uuid::fromBytesToHex($data['sales_channel_default_language_id']);

        $languageChain = $this->buildLanguageChain($session, $defaultLanguageId, $languageIds);

        $versionId = Defaults::LIVE_VERSION;
        if (isset($session[SalesChannelContextService::VERSION_ID])) {
            $versionId = $session[SalesChannelContextService::VERSION_ID];
        }

        return new Context(
            $origin,
            [],
            Uuid::fromBytesToHex($data['sales_channel_currency_id']),
            $languageChain,