update driver

.idea/laravel-payment-senangpay.iml

       <sourceFolder url="file://$MODULE_DIR$/spec" isTestSource="true" />
       <excludeFolder url="file://$MODULE_DIR$/vendor/composer" />
       <excludeFolder url="file://$MODULE_DIR$/vendor/doctrine/inflector" />
+      <excludeFolder url="file://$MODULE_DIR$/vendor/illuminate/collections" />
       <excludeFolder url="file://$MODULE_DIR$/vendor/illuminate/contracts" />
       <excludeFolder url="file://$MODULE_DIR$/vendor/illuminate/filesystem" />
       <excludeFolder url="file://$MODULE_DIR$/vendor/illuminate/http" />
+      <excludeFolder url="file://$MODULE_DIR$/vendor/illuminate/macroable" />
       <excludeFolder url="file://$MODULE_DIR$/vendor/illuminate/session" />
       <excludeFolder url="file://$MODULE_DIR$/vendor/illuminate/support" />
       <excludeFolder url="file://$MODULE_DIR$/vendor/mirfalah/laravel-payment" />
       <excludeFolder url="file://$MODULE_DIR$/vendor/symfony/event-dispatcher" />
       <excludeFolder url="file://$MODULE_DIR$/vendor/symfony/event-dispatcher-contracts" />
       <excludeFolder url="file://$MODULE_DIR$/vendor/symfony/finder" />
+      <excludeFolder url="file://$MODULE_DIR$/vendor/symfony/http-client-contracts" />
       <excludeFolder url="file://$MODULE_DIR$/vendor/symfony/http-foundation" />
       <excludeFolder url="file://$MODULE_DIR$/vendor/symfony/http-kernel" />
       <excludeFolder url="file://$MODULE_DIR$/vendor/symfony/mime" />

.idea/php.xml

       <path value="$PROJECT_DIR$/vendor/symfony/mime" />
       <path value="$PROJECT_DIR$/vendor/symfony/polyfill-php80" />
       <path value="$PROJECT_DIR$/vendor/symfony/translation" />
+      <path value="$PROJECT_DIR$/vendor/illuminate/collections" />
+      <path value="$PROJECT_DIR$/vendor/illuminate/macroable" />
+      <path value="$PROJECT_DIR$/vendor/symfony/http-client-contracts" />
     </include_path>
   </component>
   <component name="PhpProjectSharedConfiguration" php_language_level="7.1" />

composer.json

     "readme": "README.md",
     "require": {
         "php": ">=7.1",
-        "mirfalah/laravel-payment": "^1.0"
+        "mirfalah/laravel-payment": "^2.0"
     },
     "license": "Mirfalah-Tech",
     "authors": [

src/SenangPayDriver.php

 use Illuminate\Support\Facades\Response as Res;
 use MirfalahTech\Laravel\Payment\Contracts\PayableEntity;
 use MirfalahTech\Laravel\Payment\Contracts\PaymentGatewayDriver;
+use MirfalahTech\Laravel\Payment\Facade\Payment;
+use MirfalahTech\Laravel\Payment\Traits\BillStatusBoolean;
 use Symfony\Component\HttpFoundation\Response;
 
 class SenangPayDriver implements PaymentGatewayDriver
 {
+    use BillStatusBoolean;
+
     /**
      * @var string
      */
         $amount = sprintf('%0.2f', $amount);
         $hash = md5($this->secret_key.$detail.$amount.$order_id);
 
-        return "$this->endpoint/payment/$this->merchant_id?'".
+        return "$this->endpoint/payment/$this->merchant_id?".
             http_build_query(compact('detail', 'order_id', 'amount', 'hash'));
     }
 
     public function verifyGatewayReturn(Request $request): bool
     {
-        return true;
+        $hash = $request->query->get('hash');
+        return $hash == $this->computeHash($request->request->all());
     }
 
     public function verifyGatewayCallback(Request $request, Response &$response = null): bool
     {
         $response = Res::make('OK');
-        return true;
+        $hash = $request->request->get('hash');
+        return $hash == $this->computeHash($request->request->all());
+    }
+
+    public function getBillIdFromRequest(Request $request): ?string{
+        return $request->get('order_id');
+    }
+
+    public function getBillStatus(Request $request): ?int
+    {
+        return $request->request->get('status') == 1 ? Payment::SUCCESS : Payment::PENDING;
     }
 
-    public function getBillIdFromRequest(Request $request){
-        return $request->query->get('order_id');
+    public function computeHash($payload){
+        $payload['hash'] = '[HASH]';
+        return md5($this->secret_key.'?'.http_build_query($payload));
     }
 }