细节优化

app/store/controller/order/Event.php

@@ -22,23 +22,6 @@ use app\store\model\Order as OrderModel;
  */
 class Event extends Controller
 {
-    // 订单模型类
-    /* @var OrderModel $model */
-    private $model;
-
-    /**
-     * 构造方法
-     * @throws \app\common\exception\BaseException
-     * @throws \think\db\exception\DataNotFoundException
-     * @throws \think\db\exception\DbException
-     * @throws \think\db\exception\ModelNotFoundException
-     */
-    public function initialize()
-    {
-        parent::initialize();
-        $this->model = new OrderModel;
-    }
-
     /**
      * 确认发货
      * @param int $orderId

app/store/model/Order.php

@@ -305,8 +305,7 @@ class Order extends OrderModel
         }
         // 改价的金额差价
         $updatePrice = helper::bcsub($data['order_price'], $this['order_price']);
-        // 旧版写法
-        // helper::bcsub($data['order_price'], helper::bcsub($this['total_price'], $this['coupon_money']));
+        // 更新订单记录
         return $this->save([
                 'order_no' => $this->orderNo(), // 修改订单号, 否则微信支付提示重复
                 'pay_price' => $payPrice,