2

app/Http/Logic/Buy/BuyLogic.php

@@ -61,6 +61,7 @@ class BuyLogic extends BaseLogic
                 "market_price"=>$list["marketPrice"],
                 "price"=>$list["price"],
                 "goods_id"=>$list["goodsId"],
+                "discount"=>$list["discount"],
                 "commission"=>floor($list["commission"]*$user["user_commission_rate"]/100),
             ];
         }