update discount

app/controllers/origami/discounts_controller.rb

@@ -8,8 +8,44 @@ class Origami::DiscountsController < BaseOrigamiController
     end
   end
 
+  #discount for selected order
   def create
+  	sale_id = params[:sale_id]
+  	discount_type = params[:discount_type]
+	discount_value = params[:discount_value]
+	discount_amount = params[:discount_amount]
+	grand_total = params[:grand_total]
 
+	if discount_type == 0
+		remark="Discount " + discount_amount + " as net"
+	else
+		remark="Discount " + discount_amount + " as percentage"
+	end
+
+	#update discount for sale
+	sale = Sale.find(sale_id)
+	sale.total_discount = discount_amount
+	sale.grand_total = grand_total
+	sale.save
+
+  	#save sale item for discount
+    sale_item = SaleItem.new
+
+    #pull
+    sale_item.sale_id = sale_id
+    sale_item.product_code = 0
+    sale_item.product_name = "Discount"
+    sale_item.remark = remark
+
+    sale_item.qty = 1
+    sale_item.unit_price = (0-discount_amount.to_f)
+    sale_item.taxable_price = discount_amount
+    sale_item.is_taxable = 0
+
+    sale_item.price = sale_item.qty * sale_item.unit_price
+    sale_item.save
+
+    redirect_to origami_root_path
   end
 
 end

app/controllers/origami/request_bills_controller.rb

@@ -26,4 +26,4 @@ class Origami::RequestBillsController < BaseOrigamiController
     printer.print_receipt_bill(print_settings,@sale_items,@sale_data,customer_name)
     redirect_to origami_root_path
   end
-
+end