Add subnav behavior to SidenavItem module

templates/navigation/_sidenav_item.html.to

@@ -6,4 +6,19 @@
 
     <span class="sidenav__link-label">{{label}}</span>
   </a>
+
+  {% if subnav and active %}
+    <ul>
+    {% for item in subnav %}
+      <li>
+        <a class="sidenav__link {% if item["active"] %}sidenav__link--active{% end %}" href="{{item["href"]}}" title="{{item["label"]}}">
+          {% if "icon" in item %}
+            {% module Icon(item["icon"], classes="sidenav__link-icon") %}
+          {% end %}
+          <span class="sidenav__link-label">{{item["label"]}}</span>
+        </a>
+      </li>
+    {% end %}
+    </ul>
+  {% end %}
 </li>

templates/navigation/global_navigation.html.to

@@ -1,11 +1,24 @@
 <div class="global-navigation sidenav global-navigation__context--{{context}}">
   <ul>
     {% if dev() %}
-      {% module SidenavItem("Styleguide", href="/styleguide", icon="visible", active=matchesPath('/styleguide')) %}
+      {% module SidenavItem("Styleguide",
+        href="/styleguide",
+        icon="visible",
+        active=matchesPath('/styleguide'),
+        subnav=[
+          {"label":"Subnav 1", "href":"/styleguide?subnav1", "icon": "plus", "active": matchesPath('/styleguide?subnav1')},
+          {"label":"Subnav 2", "href":"/styleguide?subnav2", "active": matchesPath('/styleguide?subnav2')},
+        ]) %}
     {% end %}
 
-    {% module SidenavItem("Requests", href="/requests", icon="document", active=matchesPath('/requests')) %}
-    {% module SidenavItem("+ New Request", href="/requests/new", icon="", active=matchesPath('/requests/new')) %}
+    {% module SidenavItem("Requests",
+      href="/requests",
+      icon="document",
+      active=matchesPath('/requests'),
+      subnav=[
+        {"label":"New Request", "href":"/requests/new", "icon": "plus", "active": matchesPath('/requests/new')},
+      ]
+      ) %}
     {% module SidenavItem("Workspaces", href="/workspaces", icon="cloud", active=matchesPath('/workspaces')) %}
   </ul>
 </div>