1

app/data/controller/api/business/Purchase.php

@@ -469,7 +469,7 @@ class Purchase extends Controller
                 ->findOrFail($data['id']);
             foreach ($model['items'] as &$v){
                 foreach ($v['offers'] as $aa=>&$a){
-                    if($a['id']!=$v['offer_id']){
+                    if($a['id']!=$v['offer_id'] && $v['offer_id']!=''){
                         unset($v['offers'][$aa]);
                     }
                     $a['amounts'] = ShopPurchaseOfferAmount::mk()