Merge branch 'feature-highlights' of gitlab.c3sl.ufpr.br:portalmec/portalmec...

Merge branch 'feature-highlights' of gitlab.c3sl.ufpr.br:portalmec/portalmec into feature-highlights

app/models/learning_object.rb

-# == Schema Information
+ # == Schema Information
 #
 # Table name: learning_objects
 #
@@ -60,6 +60,8 @@ class LearningObject < ActiveRecord::Base
 
   default_scope { includes(:object_type, :attachment, :attachments).order(score: :desc) }
   scope :missing_thumbnail, ->() { where(thumbnail_file_name: nil) }
+  scope :this_week, -> { where('created_at >= ?', 1.week.ago) }
+  scope :this_month, -> { where('created_at >= ?', 1.month.ago) }
 
   searchkick language: 'brazilian', match: :word_start, searchable: [:name, :description, :author, :object_type], callbacks: :async
 
@@ -136,4 +138,19 @@ class LearningObject < ActiveRecord::Base
   def user_category
     publisher.try('user_category')
   end
+
+  #period is either :week or :month
+  def self.highlights(period, limit)
+    if period == :week
+      los = LearningObject.this_week
+    elsif period == :month
+      los = LearningObject.this_month
+    else
+      los = LearningObject.all
+    end
+
+    los.order(score: :desc)
+    highlights = los.first(limit)
+    highlights
+  end
 end