protected function buildUrl($url, $query = [])
    {
        $url = explode('?', $url, 2);
        if (count($url) == 2) {
            parse_str($url[1], $query0);
            $query = array_merge($query0, $query);
        }
        $query['apikey'] = $this->key;

        $url = $url[0];

        if (strpos($url, $this->baseUrl) === false) {
            $url = $this->baseUrl . $url;
        }

        return $this->uriFactory->createUri($url)
            ->withQuery(http_build_query($query));
    }