hugo-geekdoc/layouts/shortcodes/img.html

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{{ $source := ($.Page.Resources.ByType "image").GetMatch (printf "%s" (.Get "name")) }}
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{{ $customAlt := .Get "alt" }}
{{ $customSize := .Get "size" }}
{{ $lazyLoad := default (default true $.Site.Params.GeekdocImageLazyLoading) (.Get "lazy") }}
{{ with $source }}
{{ $caption := default .Title $customAlt }}
{{ $tiny := (.Resize "320x").RelPermalink }}
{{ $small := (.Resize "600x").RelPermalink }}
{{ $medium := (.Resize "1200x").RelPermalink }}
{{ $large := (.Resize "1800x").RelPermalink }}
{{ $size := dict "tiny" $tiny "small" $small "medium" $medium "large" $large }}
<div class="flex justify-center">
<figure class="gdoc-markdown__figure">
<a class="gdoc-markdown__link--raw" href="{{ .RelPermalink }}">
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<picture>
<source {{ with $customSize }}srcset="{{ index $size $customSize }}"{{ else }}srcset="{{ $size.small }} 600w, {{ $size.medium }} 1200w" sizes="100vw"{{ end }} />
<img {{ if $lazyLoad }}loading="lazy" {{ end }}src="{{ $size.large }}" alt="{{ $caption }}" />
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</picture>
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</a>
{{ with $caption -}}
<figcaption>{{ . }}{{ with $source.Params.credits }} ({{ . | $.Page.RenderString }}){{ end }}</figcaption>
{{- end }}
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</figure>
</div>
{{ end }}