{{- $scratch := .Scratch -}}
{{- $scratch.Set "slides" slice -}}
{{- $content := .Get "content" -}}
{{- if $content -}}
  {{- $lookup := split $content "." }}
  {{- $html := index .Page.Site.Data (index $lookup 0) (index $lookup 1) | markdownify -}}
  {{- $slides := split $html "<hr />" -}}
  {{- range $slides -}}
    {{- $scratch.Add "slides" . -}}
  {{- end -}}
{{- else -}}
  {{- $scratch.Add "slides" "" -}}
{{- end -}}
{{- $params := . -}}
{{- $noPrefix := slice "id" "class" -}}
{{- $noOutput := slice "content" "template" -}}
{{- $template := $params.Get "template" -}}
{{- if $template -}}
  {{- $scratch.Add "templateParams" slice -}}
  {{- with $.Site.Params.reveal_hugo.templates -}}
    {{- $scratch.Add "templateParams" . -}}
  {{- end -}}
  {{- if ne $.Page.File.LogicalName "_index.md" -}}
    {{- $scratch.Add "templateParams" ($.Site.GetPage $.Page.Section).Params.reveal_hugo.templates -}}
  {{- end -}}
  {{- with $.Page.Params.reveal_hugo.templates -}}
    {{- $scratch.Add "templateParams" . -}}
  {{- end -}}
  {{- $scratch.Add "templateParams" (slice $.Page.Params.reveal_hugo.templates) -}}
  {{- $templateParams := $scratch.Get "templateParams" }}
  {{- range $templateParams -}}
    {{- if (ne . nil) -}}
      {{- range $key, $value := (index . $template) -}}
        {{- $scratch.SetInMap "template" $key $value | safeHTMLAttr -}}
      {{- end -}}
    {{- end -}}
  {{- end -}}
{{- end -}}
{{- range $sindex, $svalue := $scratch.Get "slides" }}
<section data-noprocess data-shortcode-slide
{{- if $template -}}
  {{- range $key, $value := ($scratch.Get "template") }}
    {{- $attrName := cond (in $noPrefix $key) $key (delimit (slice "data" $key) "-") }}
    {{ $attrName | safeHTMLAttr }}="{{ $value }}"
  {{- end }}
    data-template="{{ $template }}"
{{- end -}}
  {{- range $key, $value := $.Params -}}
    {{- if not (in $noOutput $key) -}}
      {{- $attrName := cond (in $noPrefix $key) $key (delimit (slice "data" $key) "-") }}
      {{ $attrName | safeHTMLAttr }}="{{ $value }}"
    {{- end -}}
  {{- end -}}>
  {{ $svalue | safeHTML }}
{{- if ne $sindex (sub (len ($scratch.Get "slides")) 1) -}}
</section>
{{- end -}}
{{- end -}}