fohow 订单统计功能

app/models/order_static.rb

@@ -3,7 +3,7 @@ class OrderStatic < ActiveRecord::Base
   has_paper_trail
   self.table_name = "order_statics"
   after_create :order_static
-  after_update :after_update
+  before_save :order_static
   after_destroy :del_static
 
   validates :begin_date,presence: true