Add community to investments

app/models/budget/investment.rb

@@ -21,6 +21,7 @@ class Budget
     belongs_to :group
     belongs_to :budget
     belongs_to :administrator
+    belongs_to :community
 
     has_many :valuator_assignments, dependent: :destroy
     has_many :valuators, through: :valuator_assignments
@@ -71,6 +72,7 @@ class Budget
 
     before_save :calculate_confidence_score
     after_save :recalculate_heading_winners if :incompatible_changed?
+    before_create :associate_community
     before_validation :set_responsible_name
     before_validation :set_denormalized_ids
 
@@ -258,6 +260,11 @@ class Budget
       investments
     end
 
+    def associate_community
+      community =  Community.create
+      self.community_id =  community.id
+    end
+
     private
 
       def set_denormalized_ids