model add scope

app/models/product.rb

@@ -129,9 +129,14 @@ class Product < ActiveRecord::Base
         weight -240
 
         list do
+            admin=""
             mer=field :gross_interest_rate do
                 formatted_value{bindings[:view].current_admin_user.email}
+                if admin.length==0
+                    admin=formatted_value{bindings[:view].current_admin_user.email}
+                end
             end
+            puts admin
             puts mer
             # authorize! :index, @user, :message=> 'Not authorized as an administrator.'
 
@@ -162,13 +167,8 @@ class Product < ActiveRecord::Base
             end
             #field :robo_balance_price
             field :user_sale_price
-            field :buy_price do
-                visible true
-                formatted_value do
-                    bindings[:view].current_admin_user.email
-                 end
-            end
-            field :gross_interest_rate
+            # field :buy_price
+            #field :gross_interest_rate
             field :count
             field :recommend
             field :status