{{- /*
    Global citation component for resolving IssueRef elements
    Usage: {{ template "_citation" $issueRef }}

    Input: xmlmodels.IssueRef with fields:
    - .Nr (int): Issue number
    - .Von (int): Starting page
    - .Bis (int): Ending page (optional)
    - .Beilage (int): Beilage number (optional)
    - .When (DateAttributes): Date information

    Outputs: citation text + link with minimal formatting
    Automatically detects current page and styles accordingly
*/ -}}

{{- $issue := . -}}
{{- $issueKey := printf "%d-%d" $issue.When.Year $issue.Nr -}}
{{- $issueData := GetIssue $issueKey -}}
{{- $url := printf "/%s/%d" $issue.When $issue.Nr -}}
<a href="{{- $url -}}{{- if $issue.Von -}}
{{- if $issue.Beilage -}}
/b{{ $issue.Beilage }}-{{ $issue.Von }}
{{- else -}}
/{{ $issue.Von }}
{{- end -}}
{{- end -}}"
   class="citation-link no-underline"
   data-citation-url="{{ $url }}">
{{- if $issueData -}}
{{ $issueData.Datum.When.Day }}.{{ $issueData.Datum.When.Month }}.{{ $issueData.Datum.When.Year }}/{{ $issue.Nr }}
{{- else -}}
{{ $issue.When.Year }}/{{ $issue.Nr }}
{{- end -}}
{{- if $issue.Von }}, {{ if $issue.Beilage }}Beil. {{ else }}S. {{ end }}{{ $issue.Von }}{{- if and $issue.Bis (ne $issue.Von $issue.Bis) -}}
-{{- $issue.Bis -}}
{{- end -}}
{{- end -}}
</a>
{{- /* This is a dummy element to remove all whitespace at the end of the file, as some editiors
will insert a newline at the end of the file, UGH. */ -}}