{{- define "main" -}}
{{- $chapternb := index (findRESubmatch `^0*(\d+)` .File.Dir) 0 1 -}}

<article class="markdown book-article">
    <p class="chapter-number">Chapter {{ $chapternb }}</p>
    <h1 class="chapter">{{ .Title }}</h1>
    {{- .Content -}}
    {{- range $index, $page := .Pages -}}
    <h2 id="{{ .Slug }}">
        {{ $chapternb }}.{{ add $index 1 }}.
        {{ if not (isset .Site.Params "pdfgen") }}
            <a href="{{ $page.Permalink }}">
        {{ end }}
        <span class="section-name">{{ $page.Title }}</span>
        {{ if not (isset .Site.Params "pdfgen") }}
            </a>
        {{ end }}
    </h2>
    {{ .Content }}
    {{ end }}
</article>

{{- end -}}