hugo-tufte/layouts/book/all.html

{{ define "main" }}
<div id="layout">
<article>

{{- partial "content.header.html" . -}}

<!-- https://discourse.gohugo.io/t/how-to-build-one-collection-for-all-nested-sections/27950/5 -->
{{- with .Content -}}
<section>
{{ . }}
</section>
{{- end -}}

<section class="list-page">
<!-- preambles -->

{{- if .RegularPages -}}
<ul>
  {{ range .RegularPages.ByTitle -}}
  <li><a href="{{ .RelPermalink }}">{{ .Title }}{{- if .Draft -}}&nbsp;:: Draft{{- end -}}</a></li>
  {{ end -}}
</ul>
{{- end -}}

<!-- sub categories & pages -->

{{- range .Sections.ByTitle -}}
<p><a href="{{ .RelPermalink }}">{{ .Title }}{{- if .Draft -}}&nbsp;:: Draft{{- end -}}</a></p>
<ul>
  {{- range .RegularPages.ByTitle -}}
  <li><a href="{{ .RelPermalink }}">{{ .Title }}{{- if .Draft -}}&nbsp;:: Draft{{- end -}}</a></li>
  {{- end -}}
</ul>
{{- end -}}
</section>

{{ partial "footer.html" . }}
{{ partial "nav.html" . }}

</article>
</div>
{{ end }}