{%- comment -%}

++++++++++++++++++++++++++++++++++
+ secondary menu
+
+ Left navigation for a secondary menu after the main content
+
+ Note: it is not recommended to use a left nav, an alternative content architecture should be consider.
+
+ The following must be defined
+ * parentPage information
+ * items of the secondary menu
++++++++++++++++++++++++++++++++++

{%- endcomment -%}

{%- unless page.parentPage or page.secondarymenu -%}
<section class="alert alert-danger">
<h3>Broken left navigation</h3>
<p>The left navigation configuration for this page must be adjusted according to gcweb jekyll secondary-menu include.</p>
</section>
{%- else -%}
<section class="list-group menu list-unstyled">
	<h3><a href="{{ page.parentPage.link }}">{{ page.parentPage.title }}</a></h3>
	<ul class="list-group menu list-unstyled">
		{%- for menuitem in page.secondarymenu -%}
			<li><a href="{{ menuitem.link }}" class="list-group-item">{{ menuitem.title }}</a>
			{%- for submenuitem in menuitem.subnav -%}
				{%- if forloop.first -%}
					<ul class="list-group menu list-unstyled">
				{%- endif -%}

				<li><a href="{{ submenuitem.link }}" class="list-group-item">{{ submenuitem.title }}</a></li>

				{%- if forloop.last -%}
					</ul>
				{%- endif -%}
			{%- endfor -%}
		</li>
		{%- endfor -%}
	</ul>
</section>
{%- endunless -%}