add contract for product and refund parse

backend/app/Platform/Tmall/EntityParse/Refund.php

@@ -15,7 +15,7 @@ use App\Model\Order;
 use App\Model\OrderItem;
 use App\Model\RefundItem;
 use App\Model\Store;
-use App\Entity\Parse\EntityParse;
+use App\Platform\AbstractRefundParse;
 use Carbon\Carbon;
 use Hyperf\Collection\LazyCollection;
 use Hyperf\DbConnection\Db;
@@ -27,7 +27,7 @@ use InvalidArgumentException;
  * Tmall 没有主退款和子退款的概念，每个售后单对应一个订单子项。
  * 每个售后单同时写入 refunds（主记录）和 refund_items（明细）两张表。
  */
-class Refund extends EntityParse
+class Refund extends AbstractRefundParse
 {
     /**
      * 公司作用域匹配
@@ -140,7 +140,7 @@ class Refund extends EntityParse
      * @param array $platform_refund_id_to_local_refund_id_map [platform_refund_id => local db refund id]
      * @return array
      */
-    public function formatRefundItemsFromRaw(array $raw_data, array| null $platform_refund_id_to_local_refund_id_map = null): array
+    public function formatRefundItemsFromRaw(array $raw_data, ?array $platform_refund_id_to_local_refund_id_map): array
     {
         $records = isset($raw_data[0]) ? $raw_data : [$raw_data];
         $items = [];