check menu is_available, survey id and check status with sale items SUM in receipBill

app/models/sale_item.rb

@@ -161,6 +161,20 @@ class SaleItem < ApplicationRecord
   #   return price
   # end
 
+  def self.get_all_sale_items(sale_id)
+    sale_items = SaleItem.select("sale_id,product_code,item_instance_code,
+      product_name,product_alt_name,account_id,status,remark,
+      (CASE WHEN qty > 0 AND remark IS NULL THEN SUM(qty) ELSE qty END) as qty,
+      unit_price,
+      taxable_price,
+      (CASE WHEN price > 0 AND remark IS NULL THEN SUM(price) ELSE price END) as price,
+      is_taxable")
+              .where("sale_id = ?",sale_id)
+              .order("product_name asc")
+              .group("status,product_name,item_instance_code,unit_price")
+    return sale_items
+  end
+
   private
   def generate_custom_id
     self.sale_item_id = SeedGenerator.generate_id(self.class.name, "SLI")