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<!--
Put this file in /layouts/shortcodes/figure.html
NB this overrides Hugo's built-in "figure" shortcode but is backwards compatible
Documentation and licence at https://github.com/liwenyip/hugo-easy-gallery/
-->
<!-- count how many times we've called this shortcode; load the css if it's the first time -->
{{- if not ($.Page.Scratch.Get "figurecount") }}<link rel="stylesheet" href="/css/hugo-easy-gallery.css" />{{ end }}
{{- $.Page.Scratch.Add "figurecount" 1 -}}
<!-- use either src or link-thumb for thumbnail image -->
{{- $thumb := .Get "src" | default (printf "%s." (.Get "thumb") | replace (.Get "link") ".") }}
<div class="box{{ with .Get "caption-position" }} fancy-figure caption-position-{{.}}{{end}}{{ with .Get "caption-effect" }} caption-effect-{{.}}{{end}}" {{ with .Get "width" }}style="max-width:{{.}}"{{end}}>
  <figure {{ with .Get "class" }}class="{{.}}"{{ end }} itemprop="associatedMedia" itemscope itemtype="http://schema.org/ImageObject">
    <div class="img"{{ if .Parent }} style="background-image: url('{{ $thumb }}');"{{ end }}{{ with .Get "size" }} data-size="{{.}}"{{ end }}>
      <img itemprop="thumbnail" src="{{ $thumb }}" {{ with .Get "alt" | default (.Get "caption") }}alt="{{.}}"{{ end }}/><!-- <img> hidden if in .gallery -->
    </div>
    {{- if or (or (.Get "title") (.Get "caption")) (.Get "attr")}}
      <figcaption>
        {{- with .Get "title" }}<h4>{{.}}</h4>{{ end }}
        {{- if or (.Get "caption") (.Get "attr")}}
          <p>
            {{- .Get "caption" -}}
            {{- with .Get "attrlink"}}<a href="{{.}}">{{ .Get "attr" }}</a>{{ else }}{{ .Get "attr"}}{{ end -}}
          </p>
        {{- end }}
      </figcaption>
    {{- end }}
    {{ with .Get "link" | default (.Get "src") }}<a href="{{.}}" itemprop="contentUrl"></a>{{ end }}<!-- put <a> last so it is stacked on top -->
  </figure>
</div>