Add button to create Like Edge (User->Object)

app/controllers/graph_tests_controller.rb

@@ -3,6 +3,8 @@ class GraphTestsController < ApplicationController
   end
 
   def create
+    repository.for(:edge).create_like_edge params[:from_id], params[:to_id]
+    redirect_to :back
   end
 
   def delete

app/views/learning_objects/show.html.erb

@@ -11,3 +11,10 @@
     <% end %>
   </ul>
 </ul>
+
+<%= button_to(
+    "Curtir",
+    { action: "create", controller: "graph_tests" },
+    method: :post,
+    form: { from_id: @user["id"], to_id: @object[0]["@rid"] }
+) %>