Extract sidebar and uses collections

_config.yml

@@ -23,6 +23,7 @@ collections:
   faq:
     title: Découvrir l'OpenData
     output: true
+    order: 1
 
 
 defaults:

_includes/sidebar.html

@@ -0,0 +1,15 @@
+<nav class="side-pane">
+  <ul>
+    {% assign collections = site.collections | sort: 'order' %}
+    {% for collection in collections %}
+        {% if collection.docs %}
+        <li class="side-pane__title"><h3>{{ collection.title }}</h3></li>
+        {% for col_page in collection.docs %}
+        <li class="side-pane__link {% if page.id == col_page.id %}active{% endif %}">
+            <a href="{{ col_page.url | relative_url }}">{{ col_page.label| default: col_page.title | escape }}</a>
+        </li>
+        {% endfor %}
+        {% endif %}
+    {% endfor %}
+  </ul>
+</nav>

_layouts/page.html

@@ -4,27 +4,7 @@
 
 {% include hero.html %}
 <div class="documentation">
-  <nav class="side-pane">
-    <ul>
-      <li class="side-pane__title"><h3>Découvrir l'OpenData en tant que</h3></li>
-      {% assign default_paths = site.pages | map: "path" %}
-      {% assign page_paths = site.header_pages | default: default_paths %}
-      {% if page_paths %}
-        {% for path in page_paths %}
-          {% assign my_page = site.pages | where: "path", path | first %}
-            {% if my_page.title %}
-              {% if my_page.title != page.title %}
-                <li class="side-pane__link">
-                  {% else %}
-                <li class="side-pane__link active">
-                  {% endif %}
-                  <a href="{{ my_page.url | relative_url }}">{{ my_page.title | escape }}</a>
-                </li>
-            {% endif %}
-        {% endfor %}
-      {% endif %} 
-    </ul>
-  </nav>
+  {% include sidebar.html %}
   <div class="main-pane">
     {{ content }}
   </div>