产品开发退换货-采购rpc

src/Service/Interfaces/PurchaseNew/PurchaseStockServiceInterface.php

@@ -88,4 +88,21 @@ interface PurchaseStockServiceInterface
      */
     public function getShippingCount();
 
+
+
+    /**
+     * 产品开发退换货
+     * @param $post
+     * {
+        "product_dev_no":"新品开发单",
+        "child_sku":"仓库子产品sku",
+        "type":"Return |  Exchange (退货|换货)类型",
+        "num":"退换货数量",
+        "logistics_no":"物流单号"
+        }
+     * @return  true | error_msg
+     */
+    public function  returnOrExchangeProducts($post);
+
+
 }
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