{{- /* Render hook for decision tree code blocks */ -}}
{{- /* Check if content is empty (used to trigger JS loading without rendering) */ -}}
{{- $trimmedContent := strings.TrimSpace .Inner -}}
{{- if eq $trimmedContent "" -}}
  {{- /* Empty code block - just set the flag to load the JS, don't render anything */ -}}
  {{ .Page.Store.Set "hasDecisionTree" true }}
{{- else -}}
  {{- /* Preserve YAML source for visual display and JavaScript parsing */ -}}
  <pre class="decision-tree-source">{{ .Inner | htmlEscape | safeHTML }}</pre>

  {{- /* Extract id and scope from YAML for metadata (only top-level fields) */ -}}
  {{- $lines := split .Inner "\n" -}}
  {{- $id := "" -}}
  {{- $scope := "" -}}
  {{- range $lines -}}
    {{- /* Only process lines that don't start with whitespace (top-level fields) */ -}}
    {{- if and (gt (len .) 0) (ne (index . 0) 32) (ne (index . 0) 9) -}}
      {{- $trimmed := strings.TrimSpace . -}}
      {{- if strings.HasPrefix $trimmed "id:" -}}
        {{- $afterPrefix := strings.Replace $trimmed "id:" "" 1 -}}
        {{- $id = strings.TrimSpace $afterPrefix -}}
      {{- end -}}
      {{- if strings.HasPrefix $trimmed "scope:" -}}
        {{- $afterPrefix := strings.Replace $trimmed "scope:" "" 1 -}}
        {{- $scope = strings.TrimSpace $afterPrefix -}}
      {{- end -}}
    {{- end -}}
  {{- end -}}

  {{- /* Embed metadata as custom JSON for AI agents */ -}}
  {{- $metadata := dict "type" "decision-tree" "id" $id "scope" $scope -}}

  {{ $jsonMetadata := $metadata | jsonify (dict "indent" "  ") }}
  {{ printf "<script type=\"application/json\" data-redis-metadata=\"decision-tree\">\n%s\n</script>" $jsonMetadata | safeHTML }}

  {{ .Page.Store.Set "hasDecisionTree" true }}
{{- end -}}