Added toggling Quantity primary-ness

app/controllers/quantities_controller.rb

@@ -1,6 +1,6 @@
 class QuantitiesController < ApplicationController
   before_action :find_project_by_project_id, only: [:index, :create]
-  before_action :find_quantity, only: [:destroy]
+  before_action :find_quantity, only: [:destroy, :toggle]
   before_action :authorize
 
   def index
@@ -26,6 +26,11 @@ class QuantitiesController < ApplicationController
     redirect_to project_quantities_url(@project)
   end
 
+  def toggle
+    @quantity.update(primary: !@quantity.primary)
+    redirect_to project_quantities_url(@project)
+  end
+
   private
 
   def quantity_params

app/views/quantities/index.html.erb

@@ -45,7 +45,11 @@
             <td class="name"><span><%= q.name %></span></td>
             <td class="domain"><%= q.domain %></td>
             <td class="description"><%= q.description %></td>
-            <td class="action"><%= delete_link quantity_path(q), data: {} %></td>
+            <td class="action">
+              <%= link_to l(:button_toggle), toggle_quantity_path(q),
+                {method: :post, class: "icon #{q.primary ? "icon-fav" : "icon-fav-off"}"} %>
+              <%= delete_link quantity_path(q), data: {} %>
+            </td>
           </tr>
         <% end %>
     </tbody>