couldhave array in repo variable contains possible autocomplete list of children

layouts/partials/singlebody.html

@@ -10,6 +10,9 @@
 
 {{ $sandnamePlural := (slice)  }}
 
+{{ $couldHaveSection := "" }}
+{{ $couldHave := (slice)}}
+
 <div class="{{ $scratch.depth | default "crust" }}title"><span class="supt">{{ substr $currentDir 0 -1 }}⁄{{ substr .Title 0 1  }}</span>{{ substr .Title 1 }}</div></div>
 
 <div class="grid">
@@ -23,6 +26,9 @@
 
     {{ range $k, $v := $.Site.Data.sandpointsnamegraph }}
       {{ $sandnamePlural = $sandnamePlural | append $v }}
+      {{ if eq $scratch.has $v }}
+        {{ $couldHaveSection = $k }}
+      {{ end }}
     {{ end  }}
     {{ $paramsKeys := (slice) }}
     {{ range $k, $v := $currentNode.Params  }}
@@ -94,5 +100,11 @@
 
 {{- $vld := false -}}{{- range $k, $v := .Page.Params.keywords -}}{{- if eq $k 0 -}}{{- $vld = true -}}<div class="keywords"><span class="sup">keywords⁄</span>{{- $v -}}{{- else -}},&nbsp;{{- $v -}}{{- end -}}{{- end -}}{{- with $vld -}}</div>{{- end -}}
 
-{{ $var := printf "repo={\"frontmatter\": %s, \"content\": %s, \"path\": \"%s\", \"relpermalink\": \"%s\"}" (jsonify .Params) (jsonify .RawContent) .File.Path .RelPermalink| resources.FromString (printf "js/repo/%s.js" .File.UniqueID) }}
+{{ if $couldHaveSection }}
+  {{ range where .Site.RegularPages "Section" $couldHaveSection }}
+    {{ $couldHave = $couldHave | append .File.LogicalName }}
+  {{ end }}
+{{ end }}
+
+{{ $var := printf "repo={\"frontmatter\": %s, \"content\": %s, \"path\": \"%s\", \"relpermalink\": \"%s\", \"couldhave\": %s }" (jsonify .Params) (jsonify .RawContent) .File.Path .RelPermalink (jsonify $couldHave)| resources.FromString (printf "js/repo/%s.js" .File.UniqueID) }}
 {{ $dummy := $var.Permalink  }}