{{- $isBlogPost := eq .Section "blog" }}
{{- $ogType := cond (.IsHome) "website" "article" }}
<!-- per-page robot indexing controls -->
{{- if hugo.IsProduction -}}
<meta name="ROBOTS" content="INDEX, FOLLOW">
{{- else -}}
<meta name="ROBOTS" content="NOINDEX, NOFOLLOW">
{{- end -}}
<!-- alternative translations -->
{{ range .Translations -}}
<link rel="alternate" hreflang="{{ .Language.Lang }}" href="{{ .Permalink }}">
{{ end -}}
{{ if .Params.canonicalUrl }}
<link rel="canonical" href="{{ .Params.canonicalUrl }}">
{{ else }}
<link rel="canonical" href="{{ .Permalink }}">
{{ end }}
{{ if $.Site.Params.cn_site }}
<script>
    var _hmt = _hmt || [];
    (function() {
        var hm = document.createElement("script");
        hm.src = "https://hm.baidu.com/hm.js?3b78f49ba47181e4d998a66b689446e9";
        var s = document.getElementsByTagName("script")[0];
        s.parentNode.insertBefore(hm, s);
    })();
</script>
{{ end }}

<!-- Docsy head.html begins here -->
<meta charset="utf-8">
<meta name="viewport" content="width=device-width, initial-scale=1, shrink-to-fit=no">
{{ hugo.Generator }}
{{ range .AlternativeOutputFormats -}}
<link rel="{{ .Rel }}" type="{{ .MediaType.Type }}" href="{{ .Permalink | safeURL }}">
{{ end -}}
{{ partialCached "favicons.html" . }}
<title>{{ if .IsHome }}{{ .Site.Title }}{{ else }}{{ with .Title }}{{ . }} | {{ end }}{{ .Site.Title }}{{ end }}</title>
{{- template "_internal/opengraph.html" . -}}
{{- template "_internal/schema.html" . -}}
{{- template "_internal/twitter_cards.html" . -}}
{{- if hugo.IsProduction -}}
{{ template "_internal/google_analytics.html" . }}
{{ end }}
{{ partialCached "head-css.html" . "asdf" }}
<script
        src="/js/jquery-3.5.1.min.js"
        integrity="sha256-9/aliU8dGd2tb6OSsuzixeV4y/faTqgFtohetphbbj0="
        crossorigin="anonymous"></script>
{{ if and (.Site.Params.offlineSearch) (not .Site.Params.gcs_engine_id) }}
<script
        src="/js/lunr.min.js"
        integrity="sha384-vRQ9bDyE0Wnu+lMfm57BlYLO0/XauFuKpVsZPs7KEDwYKktWi5+Kz3MP8++DFlRY"
        crossorigin="anonymous"></script>
<script src="/js/offline-search.js"></script>
{{end}}
{{ partial "hooks/head-end.html" . }}

<!-- Docsy head.html ends here -->
<meta name="theme-color" content="#326ce5">
{{ partial "css.html" . }}
<!-- Content for social media sharing previews -->
<!-- Facebook uses the og: stuff, while Twitter and others use twitter: -->
<meta name="description" content="{{ if .Params.description }}{{ .Params.description }}{{ else }}{{ .Summary }}{{ end }}">
<meta property="og:description" content="{{ if .Params.description }}{{ .Params.description }}{{ else }}{{ .Summary }}{{ end }}">
<meta name="twitter:description" content="{{ if .Params.description }}{{ .Params.description }}{{ else }}{{ .Summary }}{{ end }}">
<meta property="og:url" content="{{ .Permalink }}">
<meta property="og:title" content="{{ if .Params.title }}{{ .Title }}{{ else }}{{ .Summary | truncate 10 }}{{ end }}">
<meta name="twitter:title" content="{{ if .Params.title }}{{ .Title }}{{ else }}{{ .Summary | truncate 10 }}{{ end }}">
<!-- Alt text for the site image -->
<meta name="twitter:image:alt" content="{{ site.Title }}">
{{ if $isBlogPost }}
{{ with findRE "<img.*?>" .Content 1 }}
<meta property="og:image" content="{{ index . 0 | replaceRE ".*src=\"(.+?)\".*" "$1" }}">
{{ end }}
{{ else }}
{{ end }}
<meta property="og:type" content="{{ $ogType }}">
<meta name="viewport" content="width=device-width">

<!-- Place this tag in your head or just before your close body tag. -->
<script async defer src="/js/github-buttons.js"></script>

<link href="/css/community.css" rel="stylesheet">
<link href="/css/contactus.css" rel="stylesheet">
<link href="/css/language.css" rel="stylesheet">

<!--<script defer src="https://platform.twitter.com/widgets.js" charset="utf-8"></script>-->
<script src="{{ "js/script.js" | relURL }}"></script>
{{ with .Params.js }}{{ range (split . ",") }}<script src="{{ (trim . " ") | relURL }}"></script><!-- custom js added -->
{{ end }}{{ else }}<!-- no custom js detected -->{{ end }}