{{ if or .Params.author .Site.Author.name }} {{/* author */}}
    <meta name="author" content="{{- or .Params.author .Site.Author.name -}}">
  {{ end }}
  {{ $title := .Site.Title }}
  {{ if .IsHome }}
  {{ if .Params.Title }}
  {{ $title =  printf "%s 🌟 %s" .Params.Title $title }}
  {{ end }}
  <title>{{ $title }}</title>
  {{ else }}
  {{ with .Params.Title }}
  {{ $title = printf "%s 🌟 %s" . $title }}
  {{ end }}
  <title>{{ $title }}</title>
  {{ end }}

  {{ if or .Keywords .Site.Params.keywords }} {{/* keywords */}}
    {{ $keywords := slice }}
    {{ with .Params.keywords }}
    {{ $keywords = . }}
    {{ else }}
    {{ with .Site.Params.keywords }}
    {{ $keywords = . }}
    {{ end }}
    {{ end }}
    <meta name="keywords" content="{{ range $index, $value := $keywords }}{{ if gt $index 0 }},{{ end }}{{ $value }}{{ end }}">
  {{ end }}

  {{ if or .Description .Site.Params.description }} {{/* description*/}}
    <meta name="description" content="{{ with .Description }}{{ . }}{{ else }}{{ with .Site.Params.description }}{{ . }}{{ end }}{{ end }}">
  {{ end }}
  <meta property="og:locale" content="zh_CN">
  <!-- Twitter Card -->
  <meta name="twitter:card" content="summary" />
  {{ with $.Site.Params.Twitter.site }}
  <meta name="twitter:site" content="{{ $.Site.Params.Twitter.site }}" />
  {{ end }}
  {{ with $.Site.Params.Twitter.creator }}
  <meta name="twitter:creator" content="{{ if $.IsHome }}{{ $.Site.Params.Twitter.creator }}{{ else if isset $.Params "authortwitter" }}{{ $.Params.authorTwitter }}{{ else }}{{ $.Params.Author }}{{ end }}" />
  {{ end }}
  <!-- OG data -->
  <!-- <meta property="og:locale" content="{{ $.Site.Language.Lang }}" /> -->
  <meta property="og:type" content="{{ if .IsPage }}article{{ else }}website{{ end }}" />
  <meta property="og:title" content="{{ $title }}">
  <meta property="og:description" content="{{ if .IsHome }}{{ with .Description }}{{ . }}{{ else }}{{ with .Site.Params.description }}{{ . }}{{ end }}{{ end }}{{ else if .Description}}{{ .Description | plainify }}{{ else }}{{ .Summary | plainify }}{{ end }}" />
  <meta property="og:url" content="{{ .Permalink }}" />
  <meta property="og:site_name" content="{{ $.Site.Title }}" />
  {{ if not .IsHome }}

  {{ if isset .Params "cover" }}
      <!-- be aware that in this context, .RelPermalink is $.Page.RelPermalink -->
      {{ printf "<!-- .ResourceType=%#v .File.LogicalName=%#v .RelPermalink=%#v .Permalink=%#v .Params.cover=%#v -->" .ResourceType $.Page.File.LogicalName .RelPermalink .Permalink .Params.cover | safeHTML }}
      {{ if eq "index.md" $.Page.File.LogicalName }}
          <meta property="og:image" content="{{ printf "%s%s" .Permalink .Params.cover }}">
      {{ else }}
          <meta property="og:image" content="{{ .Param "cover" | absURL }}">
      {{ end }}
  {{ else }}
      <!-- get first image as featured image in post if no cover is set -->
      {{ with (index (.Resources.ByType "image") 0) }}
          <!-- be aware that in this context, .RelPermalink is resource.RelPermalink -->
          {{ printf "<!-- .ResourceType=%#v .File.LogicalName=%#v .Resources.ByType image .RelPermalink=%#v .Permalink=%#v -->" .ResourceType $.Page.File.LogicalName  .RelPermalink .Permalink | safeHTML }}
          <meta property="og:image" content="{{ .Permalink }}">
      {{ end }}
  {{ end }} 

  {{ else }}

  {{ if isset $.Site.Params "favicon" }}
      <meta property="og:image" content="{{ $.Site.Params.favicon | absURL }}">
  {{ end }}

  {{ end }}
  <meta property="og:image:width" content="2048">
  <meta property="og:image:height" content="1024">
  
  {{- if .IsPage }}
  {{- $iso8601 := "2006-01-02T15:04:05-07:00" -}}
  <meta property="article:section" content="{{ .Section }}" />
  {{ with .PublishDate }}<meta property="article:published_time" {{ .Format $iso8601 | printf "content=%q" | safeHTMLAttr }} />{{ end }}
  {{ with .Lastmod }}<meta property="article:modified_time" {{ .Format $iso8601 | printf "content=%q" | safeHTMLAttr }} />{{ end }}
  {{- end -}}

  {{- with .Params.audio }}<meta property="og:audio" content="{{ . }}" />{{ end }}
  {{- with .Params.locale }}<meta property="og:locale" content="{{ . }}" />{{ end }}
  {{- with .Site.Params.title }}<meta property="og:site_name" content="{{ . }}" />{{ end }}
  {{- with .Params.videos }}{{- range . }}
  <meta property="og:video" content="{{ . | absURL }}" />
  {{ end }}{{ end }}
  {{ if .Params.articleSchemaImages }}
  <script type="application/ld+json">
    {
      "@context": "https://schema.org",
      "@type": "NewsArticle",
      "headline": "{{- $title -}}",
      "image": {{ .Params.articleSchemaImages }},
      "datePublished": {{ .PublishDate.Format "2006-01-02T15:04:05+08:00" }},
      "dateModified": {{  .Lastmod.Format "2006-01-02T15:04:05+08:00"  | safeHTMLAttr }},
      "author": [{
        "@type":"Organization",
        "name": "觅云",
        "url": {{ .Site.BaseURL | safeHTMLAttr }}
      }]
    }
  </script>
  {{ end }}
  {{ with .Params.diySchema -}}
  <script type="application/ld+json">{{- . -}}</script>
  {{end -}}
  {{ $RatingSchema  := .Params.ratingSchema }}
  {{with $RatingSchema}}
  <link href="https://cdn.bootcdn.net/ajax/libs/font-awesome/6.2.0/css/all.min.css" rel="stylesheet">
  {{ if eq .type "SoftwareApplication"}}
  <script type="application/ld+json">{
    "@context": "https://schema.org",
    "@type": "SoftwareApplication",
    "name": "{{ $title }}",
    "operatingSystem": "{{- .operatingSystem -}}",
    "applicationCategory": "{{- .applicationCategory -}}",
    "aggregateRating": {
      "@type": "AggregateRating",
      "ratingValue": "{{.ratingValue}}",
      "bestRating": "5",
      "ratingCount": "{{.ratingCount}}"
    },
    "offers": {
      "@type": "Offer",
      "price": "0",
      "priceCurrency": "CNY"
    }
  }</script>
  {{ else }}
  <script type="application/ld+json">{
    "@context": "https://schema.org/",
    "@type": "CreativeWorkSeries",
    "name": "{{ $title }}",
    "aggregateRating": {
        "@type": "AggregateRating",
        "ratingValue": "{{.ratingValue}}",
        "bestRating": "5",
        "ratingCount": "{{.ratingCount}}"
    }
  }</script>
  {{- end -}}
  {{- end -}}