update receipt bill

app/models/ability.rb

@@ -36,6 +36,7 @@ class Ability
         can :index, :dailysale
         can :index, :saleitem
         can :index, :receipt_no
+        can :index, :shiftsale
 
         can :add_customer, Customer  
         can :update_sale_by_customer, Customer  
@@ -98,14 +99,16 @@ class Ability
     elsif user.role == "accountant"
 
         can :index, :dailysale
-        can :manage, :saleitem 
-        can :index, :receiptno 
+        can :index, :saleitem
+        can :index, :receipt_no
+        can :index, :shiftsale
 
     elsif user.role == "supervisour"
 
         can :index, :dailysale
-        can :manage, :saleitem 
-        can :index, :receiptno         
+        can :index, :saleitem
+        can :index, :receipt_no
+        can :index, :shiftsale        
 
     end
 

app/models/sale.rb

@@ -93,7 +93,6 @@ class Sale < ApplicationRecord
 
       end
 
-
       self.save!
 
       #compute sales summary