[WIP]fix learning object create

app/builders/learning_object/draft_builder.rb

@@ -4,9 +4,10 @@ class LearningObject::DraftBuilder
     @draft = LearningObject.new(sanitize_params(params))
     @draft.draft
 
-    # build topics
-    params[:topics].try(:each) do |t|
-      @draft.topics << Topic.find(t)
+    # build tags
+	#
+    params[:tags].try(:each) do |t|
+      @draft.tags << Tag.find(t['id'])
     end
 
     #build language
@@ -21,7 +22,7 @@ class LearningObject::DraftBuilder
 
   def self.sanitize_params(args={})
     _args = args.clone
-    %w(topics language link).each do |arg|
+    %w(tags language link).each do |arg|
       _args.delete(arg)
     end
     metadata = [{'key' => 'dc.object.url', 'value' => args[:link]}]

app/builders/learning_object_builder.rb

@@ -35,10 +35,10 @@ class LearningObjectBuilder
     _params = params.clone
     _params.delete :link
 
-    # build topics
-    _params[:topics] = []
-    params[:topics].try(:each) do |t|
-      _params[:topics] << Topic.find(t)
+    # build tags
+    _params[:tags] = []
+    params[:tags].try(:each) do |t|
+      _params[:tags] << Tag.find(t['id'])
     end
 
     #build language

app/controllers/v1/collections_controller.rb

@@ -68,6 +68,6 @@ class V1::CollectionsController < ApplicationController
 
   # Never trust parameters from the scary internet, only allow the white list through.
   def collection_params
-    params.require(:collection).permit(:name, :description, :owner_id, :owner_type, :privacy, :tag, learning_objects: [])
+    params.require(:collection).permit(:name, :description, :owner_id, :owner_type, :privacy, tags: [], learning_objects: [])
   end
 end

app/controllers/v1/learning_objects_controller.rb

@@ -66,7 +66,7 @@ class V1::LearningObjectsController < ApplicationController
 
   # Never trust parameters from the scary internet, only allow the white list through.
   def learning_object_params
-    params[:learning_object].permit(:author, :name, :object_type_id, :description, :school_level, :language, :link, :tags)
+    params[:learning_object].permit(:author, :name, :object_type_id, :description, :school_level, :language, :link, tags: [:id] )
   end
 
   def authorize!