api integrated

app/views/api/bookings/show.json.jbuilder

@@ -0,0 +1,37 @@
+if (@booking)
+  json.id @booking.id
+  json.status @booking.booking_status
+  json.checkin_at @booking.checkin_at
+
+  if @booking.type == "TableBooking"
+    json.table_id @booking.dining_facility_id
+  else
+    json.room_id @booking.dining_facility_id
+  end
+  @total_amount = 0.00
+  @total_tax = 0.00
+
+  if @booking.booking_orders
+    @booking.booking_orders.each do |bo|
+      order = Order.find(bo.order_id)
+      if (order.status == "new")
+        order_items = order.order_items
+        json.order_items order_items do |item|
+            json.item_instance_code    item.item_code
+            json.item_name             item.item_name
+            json.price                 item.price
+            json.qty                   item.qty
+            json.options               item.options
+            json.remark                item.remark
+            json.item_status           item.order_item_status
+            @total_amount = @total_amount + (item.price * item.qty)
+        end
+      end
+    end
+  end
+
+  json.sub_total @total_amount
+  json.commerical_tax @total_amount * 0.05
+  json.total @total_amount + (@total_amount * 0.05)
+
+end