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app/controllers/settings/promotions_controller.rb

@@ -90,6 +90,21 @@ class Settings::PromotionsController < ApplicationController
     end
   end
 
+  def find_parent_item
+    res = []
+    item = MenuItemInstance.find_by_item_instance_code(params[:item_instance_code])
+    if item.nil?
+      product = Product.where("item_code = ?",params[:item_instance_code]).pluck(:name,:item_code)
+      res.push(product.name)
+      res.push(product.item_code)
+    else
+      # menu_item = item.menu_item.pluck(:name,:item_code)
+      res.push(item.item_instance_name)
+      res.push(item.menu_item.item_code)
+    end
+    render json: res
+  end
+
   private
     # Use callbacks to share common setup or constraints between actions.
     def set_promotion