add balance promotion shop promotion

app/models/balance_order.rb

@@ -5,7 +5,8 @@ class BalanceOrder < ActiveRecord::Base
   belongs_to :user
   belongs_to :wx_user
   validates :order_id,:user_id,:total_price,presence: true
-  after_create :update_paied_time
+  #after_create :update_paied_time
+  validate :update_paied_time
   belongs_to :depart_record, :foreign_key => :depart
 
   def update_paied_time
@@ -14,7 +15,7 @@ class BalanceOrder < ActiveRecord::Base
       self.depart = wxUser.depart
     end
     self.paied_at = Time.now.to_i
-    self.save
+
   end
   PAY_WAY_ENUM = [
     ["Web网银连连支付","webbankllpay"],