page_helper.rb in para-0.8.11

- old
+ new

@@ -1,16 +1,20 @@
 module Para
   module Admin
     module PageHelper
       def page_top_bar(options = {})
-        content_tag(:div, class: 'page-title row') do
+        top_bar = content_tag(:div, class: 'page-title row') do
           content_tag(:h1, options[:title]) +
 
           if (actions = actions_for(options[:type]))
             actions.map(&method(:build_action)).join('').html_safe
           end
         end
+
+        # Return both top bar and component navigation to be displayed at the top of the
+        # page.
+        top_bar + component_navigation
       end
 
       def build_action(action)
         link_options = action.fetch(:link_options, {})
         link_options[:class] ||= "btn btn-default btn-shadow"
@@ -27,9 +31,29 @@
 
       def actions_for(type)
         Para.config.page_actions_for(type).map do |action|
           instance_eval(&action)
         end.compact
+      end
+
+      def component_navigation
+        parent_component = (
+          @component.parent_component ||
+          @component.child_components.any? && @component
+        )
+
+        return unless parent_component
+
+        # If the component has a `model_type` option, therefore, an associated model,
+        # we try to render the partial from the relative path of the model, else we
+        # use the component class as the base target path
+        partial_target = parent_component.try(:model_type) || parent_component
+
+        render partial: find_partial_for(partial_target, :navigation),
+                locals: {
+                  parent_component: parent_component,
+                  active_component: @component
+                }
       end
     end
   end
 end