{{ define "main" }}

<nav class="uninotes-breadcrumbs breadcrumbs">
	<a href="/uninotes/">UniNotes</a>
</nav>

<h1>UniNotes</h1>

<h3>Contents</h3>

{{/* Build full tree: semester → subjectcode → units → self/live */}} {{ $semesters :=
site.Taxonomies.semester.Alphabetical }}

<div class="uninotes-contents">
	{{ range $semesters }} {{ $semName := .Page.Title }} {{ $semPages := .Pages }} {{/* Collect
	unique subject codes for this semester */}} {{ $subjectCodes := slice }} {{ range $semPages }}
	{{ $raw := .Params.subjectcode }} {{ $code := "" }} {{ if reflect.IsSlice $raw }}{{ $code =
	index $raw 0 }}{{ else }}{{ $code = $raw }}{{ end }} {{ if and $code (not (in $subjectCodes
	$code)) }} {{ $subjectCodes = $subjectCodes | append $code }} {{ end }} {{ end }} {{
	$subjectCodes = sort $subjectCodes }} {{ if $subjectCodes }}
	<div class="uninotes-contents__semester">
		<a class="uninotes-contents__sem-link" href="{{ .Page.RelPermalink }}">{{ $semName }}</a>

		{{ range $subjectCodes }} {{ $code := . }} {{ $subPage := site.GetPage (printf
		"/subjectcode/%s" ($code | urlize)) }} {{/* Collect one representative page per unit for
		this subject */}} {{ $units := slice }} {{ $seenUnits := slice }} {{ range
		$semPages.ByWeight }} {{ $raw := .Params.subjectcode }} {{ $sc := "" }} {{ if
		reflect.IsSlice $raw }}{{ $sc = index $raw 0 }}{{ else }}{{ $sc = $raw }}{{ end }} {{ if eq
		$sc $code }} {{ $unitLabel := (.Params.unit | default .Title) }} {{ if not (in $seenUnits
		$unitLabel) }} {{ $seenUnits = $seenUnits | append $unitLabel }} {{ $units = $units | append
		. }} {{ end }} {{ end }} {{ end }}

		<div class="uninotes-contents__subject">
			{{ if $subPage }}
			<a class="uninotes-contents__subject-link" href="{{ $subPage.RelPermalink }}"
				>{{ $code }}</a
			>
			{{ else }}
			<span class="uninotes-contents__subject-link">{{ $code }}</span>
			{{ end }}
			<ul class="uninotes-contents__units">
				{{ range $units }} {{ $unitLabel := (.Params.unit | default .Title) }} {{ $unitUrl
				:= .Params.uniturl }} {{/* Find Self and Live URLs for this unit */}} {{ $selfUrl :=
				"" }} {{ $liveUrl := "" }} {{ range $semPages }} {{ $raw := .Params.subjectcode }}
				{{ $sc := "" }} {{ if reflect.IsSlice $raw }}{{ $sc = index $raw 0 }}{{ else }}{{
				$sc = $raw }}{{ end }} {{ $ul := (.Params.unit | default .Title) }} {{ if and (eq
				$sc $code) (eq $ul $unitLabel) }} {{ $cat := lower .Params.notecategory }} {{ if eq
				$cat "self" }}{{ $selfUrl = .RelPermalink }}{{ end }} {{ if eq $cat "live" }}{{
				$liveUrl = .RelPermalink }}{{ end }} {{ end }} {{ end }}

				<li class="uninotes-contents__unit">
					<a class="uninotes-contents__unit-link" href="{{ $unitUrl }}"
						>{{ $unitLabel }}</a
					>
					<span class="uninotes-contents__unit-cats">
						{{ if $selfUrl }}
						<a
							class="uninotes-contents__cat uninotes-contents__cat--self"
							href="{{ $selfUrl }}"
							>Self</a
						>
						{{ else }}
						<span class="uninotes-contents__cat uninotes-contents__cat--na">Self</span>
						{{ end }} {{ if $liveUrl }}
						<a
							class="uninotes-contents__cat uninotes-contents__cat--live"
							href="{{ $liveUrl }}"
							>Live</a
						>
						{{ else }}
						<span class="uninotes-contents__cat uninotes-contents__cat--na">Live</span>
						{{ end }}
					</span>
				</li>
				{{ end }}
			</ul>
		</div>
		{{ end }}
	</div>
	{{ end }} {{ end }}
</div>

{{ end }}