{%- if sylius.channel.googleTagManagerId is not null -%}
    <!-- Google Tag Manager -->
    <script>(function(w,d,s,l,i){w[l]=w[l]||[];w[l].push({'gtm.start':
                new Date().getTime(),event:'gtm.js'});var f=d.getElementsByTagName(s)[0],
            j=d.createElement(s),dl=l!='dataLayer'?'&l='+l:'';j.async=true;j.src=
            'https://www.googletagmanager.com/gtm.js?id='+i+dl;f.parentNode.insertBefore(j,f);
        })(window,document,'script','dataLayer','{{ sylius.channel.googleTagManagerId }}');</script>
    <!-- End Google Tag Manager -->
{%- elseif sylius.channel.googleAnalyticsCode is not null -%}
    <!-- Google Analytics -->
    <script async src="https://www.googletagmanager.com/gtag/js?id={{ sylius.channel.googleAnalyticsCode }}"></script>
    <script>
        window.dataLayer = window.dataLayer || [];
        function gtag(){dataLayer.push(arguments);}
        gtag('js', new Date());

        gtag('config', '{{ sylius.channel.googleAnalyticsCode }}');
    </script>
    <!-- End Google Analytics -->
{%- endif -%}