improving view and preventing n+1 queries

Signed-off-by: man13 <man13@inf.ufpr.br>

app/controllers/management/object_types_controller.rb

@@ -4,7 +4,7 @@ class Management::ObjectTypesController < ManagementController
   # GET /management/object_types
   # GET /management/object_types.json
   def index
-    @object_types = ::ObjectType.all
+    @object_types = ::ObjectType.includes(:mime_types).all
   end
 
   # GET /management/object_types/new

app/views/management/object_types/index.html.erb

@@ -4,6 +4,7 @@
   <thead>
   <tr>
     <th>Nome</th>
+    <th>MimeTypes</th>
     <th></th>
     <th></th>
   </tr>
@@ -13,6 +14,7 @@
   <% @object_types.each do |object_type| %>
       <tr>
         <td><%= object_type.name %></td>
+        <td><%= object_type.mime_types.to_a %></td>
         <td class="ls-txt-right ls-regroup"><%= link_to 'Editar', edit_management_object_type_path(object_type) %>
         <td>
           <% if show_delete_button? object_type %>