Changed minutes to hours for target/program

db/migrate/20150317210343_convert_target_minutes_to_hours.rb

@@ -0,0 +1,22 @@
+class ConvertTargetMinutesToHours < ActiveRecord::Migration
+  class TempTarget < ActiveRecord::Base
+    self.table_name = 'targets'
+    attr_accessible :target_count, :unit
+  end
+
+  def up
+    targets = TempTarget.where(unit: 'Program minute').where.not(target_count: nil)
+    targets.each do |target|
+      new_target_count = (target.target_count / 60.to_f).round
+      target.update_attributes(target_count: new_target_count, unit: 'Program hours')
+    end
+  end
+
+  def down
+    targets = TempTarget.where(unit: 'Program hours').where.not(target_count: nil)
+    targets.each do |target|
+      new_target_count = (target.target_count * 60.to_f).round
+      target.update_attributes(target_count: new_target_count, unit: 'Program minute')
+    end
+  end
+end