add:验签

@@ -26,4 +26,14 @@ interface TopWarehouseInterface
      * @return ResponseInterface
      */
     public function getStockInventory(GetStockInventoryRequest $getStockInventoryRequest): ResponseInterface;
+
+
+    /**
+     * 验签
+     *
+     * @param array $data
+     *
+     * @return mixed
+     */
+    public function verify(array $data): bool;
 }

@@ -2,10 +2,12 @@
 
 namespace Lackoxygen\TopWarehouse;
 
+use Illuminate\Support\Arr;
 use Lackoxygen\TopWarehouse\Contracts\ResponseInterface;
 use Lackoxygen\TopWarehouse\Contracts\TopWarehouseInterface;
 use Lackoxygen\TopWarehouse\Request\GetStockInventoryRequest;
 use Lackoxygen\TopWarehouse\Request\OrdersB2cAddRequest;
+use Lackoxygen\TopWarehouse\Utils\SignatureUtil;
 
 class TopWarehouse implements TopWarehouseInterface
 {
@@ -24,4 +26,19 @@ class TopWarehouse implements TopWarehouseInterface
     {
         return Client::make($getStockInventoryRequest)->send();
     }
+
+    /**
+     * @inheritDoc
+     */
+    public function verify(array $data): bool
+    {
+        $sign = Arr::get($data, 'sign');
+        if (empty($sign) || !is_string($sign)) {
+            return false;
+        }
+        unset($data['sign']);
+        $generateSign = SignatureUtil::generate($data, config('top-warehouse.app_secret'));
+
+        return $generateSign === $sign;
+    }
 }