混合支付修改

app/common/logic/PaymentLogic.php

@@ -255,10 +255,7 @@ class PaymentLogic extends BaseLogic
                     if ($userBalance > 0 && $userBalance < $order['order_amount']) {
                         $wechatAmount = $order['order_amount'] - $userBalance;
                         $item['extra'] = "余额:{$userBalance}元 + 微信:{$wechatAmount}元";
-                    } else {
-                        // 余额充足或为0时，不显示混合支付选项
-                        unset($pay_way[$k]);
-                    }
+                    } 
                 }
                 
                 // 充值时去除余额支付