已经添加过了

biz-ghs/product/classes/ProductClass.php

@@ -999,6 +999,11 @@ class ProductClass extends BaseClass
             if (isset($data['itemId']) == false || empty($data['itemId'])) {
                 $ptItemInfo = PtItemClass::addItem($itemData);
                 $data['itemId'] = $ptItemInfo['id'];
+            } else {
+                $has = self::getByCondition(['itemId' => $data['itemId']], true);
+                if (!empty($has)) {
+                    util::fail('已经添加过了');
+                }
             }
 
             $data['price'] = $data['cost'] + $data['addPrice'];