Add repositories_changed_event to Geo::EventLog model

app/models/geo/event_log.rb

@@ -16,10 +16,15 @@ module Geo
       class_name: 'Geo::RepositoryRenamedEvent',
       foreign_key: :repository_renamed_event_id
 
+    belongs_to :repositories_changed_event,
+      class_name: 'Geo::RepositoriesChangedEvent',
+      foreign_key: :repositories_changed_event_id
+
     def event
       repository_updated_event ||
         repository_deleted_event ||
-        repository_renamed_event
+        repository_renamed_event ||
+        repositories_changed_event
     end
   end
 end

spec/factories/geo/event_log.rb

@@ -37,4 +37,8 @@ FactoryGirl.define do
     old_path { project.path }
     new_path { project.path }
   end
+
+  factory :geo_repositories_changed_event, class: Geo::RepositoriesChangedEvent do
+    geo_node
+  end
 end

spec/models/geo/event_log_spec.rb

@@ -5,6 +5,7 @@ RSpec.describe Geo::EventLog, type: :model do
     it { is_expected.to belong_to(:repository_updated_event).class_name('Geo::RepositoryUpdatedEvent').with_foreign_key('repository_updated_event_id') }
     it { is_expected.to belong_to(:repository_deleted_event).class_name('Geo::RepositoryDeletedEvent').with_foreign_key('repository_deleted_event_id') }
     it { is_expected.to belong_to(:repository_renamed_event).class_name('Geo::RepositoryRenamedEvent').with_foreign_key('repository_renamed_event_id') }
+    it { is_expected.to belong_to(:repositories_changed_event).class_name('Geo::RepositoriesChangedEvent').with_foreign_key('repositories_changed_event_id') }
   end
 
   describe '#event' do
@@ -32,6 +33,13 @@ RSpec.describe Geo::EventLog, type: :model do
 
       expect(subject.event).to eq repository_renamed_event
     end
+
+    it 'returns repositories_changed_event when set' do
+      repositories_changed_event = build(:geo_repositories_changed_event)
+      subject.repositories_changed_event = repositories_changed_event
+
+      expect(subject.event).to eq repositories_changed_event
+    end
   end
 
   describe '#project_id' do