{{- $bookSection := default "docs" .Site.Params.BookSection -}}
{{- if eq $bookSection "*" -}}
  {{- $bookSection = "/" -}}
{{- end -}}
{{- with .Site.GetPage $bookSection -}}
<div class="toc">
    <h2 class="toc-title">Contents</h2>
    {{ template "toc-section-children" (dict "Section" . "CurrentPage" $
    "ChapterNum" 0) }}
</div>
{{- end -}}
{{- define "toc-section-children" -}}
{{ $pdfgen := false }}
<ul class="toc-list">
    {{- $chapterNum := .ChapterNum -}}
    {{- range (where .Section.Pages "Params.bookHidden" "ne" true) -}}
    {{ $pdfgen = .Site.Params.pdfgen }}
    {{- if .IsSection -}}
    {{- $chapterNum = add $chapterNum 1 -}}
    <li class="toc-chapter">
        {{ $href := cond .Site.Params.pdfgen (printf "#%s" .Slug) .RelPermalink }}
        <a href="{{ $href | safeURL }}">
            
            <span>{{- if ne .Title "Appendix" -}}Chapter {{ $chapterNum }}.{{ end }} {{ partial "docs/title" . }}</span>
            <span class="no-dots"></span>
            <span class="page-number {{ .Slug }}"></span>
        </a>
        {{- $sectionNum := 0 -}} {{- range (where .Pages "Params.bookHidden"
        "ne" true) -}} {{- if .IsPage -}} {{- $sectionNum = add $sectionNum 1
        -}}
        <ul>
            <li class="toc-section">
                {{- $href := cond .Site.Params.pdfgen (printf "#%s" .Slug) .RelPermalink -}}
                <a href="{{ $href | safeURL }}">
                    <span>{{ $sectionNum }}. {{ partial "docs/title" . }}</span>
                    <span class="dots"></span>
                    <span class="page-number {{ .Slug }}"></span>
                </a>
            </li>
        </ul>
        {{ end }} {{ end }}
    </li>
    {{ end }} {{ end }}
    {{ if $pdfgen }}
    <li class="toc-chapter">
        <a href="#references">
        <span>Bibliography</span>
        <span class="no-dots"></span>
        <span class="page-number references"></span></a>
    </li>
    {{ end }}
</ul>
{{- end -}}