add balance promotion shop promotion

app/models/balance_promotion.rb

@@ -156,11 +156,14 @@ class BalancePromotion < ActiveRecord::Base
           field :min_total
           field :max_total
           field :is_more
+=begin
           field :depart, :enum do
             enum do
               bindings[:object].get_depart_enum
             end
           end
+=end
+          field :depart_record
           field :send_prod1
           field :send_nums1
           field :send_prod2