diff --git a/app/models/sale.rb b/app/models/sale.rb
index 33ef6149..c5b5fa8b 100755
--- a/app/models/sale.rb
+++ b/app/models/sale.rb
@@ -98,6 +98,9 @@ class Sale < ApplicationRecord
 
         order.order_items.each do |item|
           add_item(item)
+          if item.set_menu_items != "[]"
+            add_sub_item(item.set_menu_items)
+          end
         end
 
          link_order_sale(order.id)
@@ -144,7 +147,10 @@ class Sale < ApplicationRecord
 
     items.each do |item|
       add_item(item)
-
+      if item.set_menu_items != "[]"
+        add_sub_item(item.set_menu_items)
+      end
+      
       #this will result in multiple orders belonging in multiple invoices - because of spilt invoices.
       link_order_sale(item.order_id, taxable)
     end
@@ -181,6 +187,35 @@ class Sale < ApplicationRecord
     self.sale_items << sale_item
   end
 
+  def add_sub_item (item)
+    #check if the item is on promotion
+    JSON.parse(item).each do |item|
+      
+      #save sale item
+      sale_item = SaleItem.new
+
+      #pull
+      instance  = MenuItemInstance.find_by_item_instance_code(item["item_instance_code"])
+      menu_item = instance.menu_item
+
+      sale_item.product_code       = menu_item.item_code
+      sale_item.item_instance_code = item["item_instance_code"]
+      sale_item.product_name       = instance.item_instance_name
+      sale_item.product_alt_name   = menu_item.alt_name
+      sale_item.account_id         = menu_item.account_id
+      sale_item.remark             = nil
+
+      sale_item.qty                = item["quantity"]
+      sale_item.unit_price         = item["price"]
+      sale_item.taxable_price      = sale_item.qty * sale_item.unit_price
+      sale_item.is_taxable         = menu_item.taxable
+
+      sale_item.price              = sale_item.qty * sale_item.unit_price
+
+      self.sale_items << sale_item
+    end
+  end
+
   def create_saleitem_diningcharges(chargeObj, block_count, diningprice, dining_name, dining_time)
     sale_item = SaleItem.new
     sale_item.product_code = chargeObj.item_code