add:app change

@@ -74,7 +74,7 @@ class Signature extends Config
      * @param string $body
      * @return false|string
      */
-    protected function sha256(string $body): string
+    public function sha256(string $body): string
     {
         return (string)\hash_hmac("sha256", $body, $this->config->getAppSecret());
     }
@@ -83,7 +83,7 @@ class Signature extends Config
      * @param string $body
      * @return string
      */
-    protected function md5(string $body): string
+    public function md5(string $body): string
     {
         return \md5($body);
     }

@@ -2,22 +2,95 @@
 
 namespace Lackoxygen\TiktokShop\Support;
 
+use Illuminate\Support\Arr;
+use Lackoxygen\TiktokShop\Application;
 use Lackoxygen\TiktokShop\Attribute\Config\Config;
+use Lackoxygen\TiktokShop\Attribute\Config\Option;
+use Lackoxygen\TiktokShop\ServiceProvider;
+use Psr\Http\Message\RequestInterface;
 
 class Verify extends Config
 {
     /**
-     * @param $sign
+     * @var Signature
+     */
+    protected Signature $signature;
+
+    /**
+     * @param Option $option
+     */
+    public function __construct(Option $option)
+    {
+        parent::__construct($option);
+
+        $this->signature = new Signature($option);
+    }
+
+    /**
+     * @param string $sign
      * @param string $body
      * @return bool
      */
-    public function md5($sign, string $body): bool
+    public function md5(string $sign, string $body): bool
     {
-        $md5 = md5(
+        $md5 = $this->signature->md5(
             $this->config->getAppKey() .
             $body .
             $this->config->getAppSecret()
         );
         return $md5 === $sign;
     }
+
+    /**
+     * @param string $sign
+     * @param string $body
+     * @return bool
+     */
+    public function sha256(string $sign, string $body): bool
+    {
+        $sha256 = $this->signature->sha256(
+            $body
+        );
+
+        return $sha256 === $sign;
+    }
+
+    /**
+     * @param RequestInterface $request
+     * @return bool|void
+     */
+    public function through(RequestInterface $request)
+    {
+        $signMethod = $request->getHeaderLine('sign-method');
+
+        $eventSign = $request->getHeaderLine('event-sign');
+
+        $appId = $request->getHeaderLine('app-id');
+
+        $configs = \config(ServiceProvider::$name);
+
+        $appName = null;
+
+        foreach ($configs as $name => $config) {
+            if (Arr::get($config, 'app_key') === $appId) {
+                $appName = $name;
+                break;
+            }
+        }
+
+        if (!$appName) {
+            throw new \InvalidArgumentException('Unknown application information');
+        }
+
+        $config = Arr::get($configs, $appName);
+
+        $this->config = Application::newConfigFormArray($config);
+
+        switch ($signMethod) {
+            case 'hmac-sha256':
+                return $this->sha256($eventSign, $request->getBody());
+            case 'md5':
+                return $this->md5($eventSign, $request->getBody());
+        }
+    }
 }