Improve migration AddLastActivityColumnIntoProject to use real last activity date if present

Dmitriy Zaporozhets
1 parent ae2233b1
Showing 1 changed file with 7 additions and 1 deletions Show diff stats
db/migrate/20130403003950_add_last_activity_column_into_project.rb
@@ -4,7 +4,13 @@ class AddLastActivityColumnIntoProject &lt; ActiveRecord::Migration
     add_index :projects, :last_activity_at
  
     Project.find_each do |project|
-      project.update_attribute(:last_activity_at, project.last_activity_date)
+      last_activity_date = if project.last_activity
+                             project.last_activity.created_at
+                           else
+                             project.updated_at
+                           end
+
+      project.update_attribute(:last_activity_at, last_activity_date)
     end
   end
...	...	@@ -4,7 +4,13 @@ class AddLastActivityColumnIntoProject < ActiveRecord::Migration
4	4	add_index :projects, :last_activity_at
5	5
6	6	Project.find_each do \|project\|
7		- project.update_attribute(:last_activity_at, project.last_activity_date)
	7	+ last_activity_date = if project.last_activity
	8	+ project.last_activity.created_at
	9	+ else
	10	+ project.updated_at
	11	+ end
	12	+
	13	+ project.update_attribute(:last_activity_at, last_activity_date)
8	14	end
9	15	end
10	16
...	...