fixed Mellat cumulative flag checking

Author: samuraee

config/shaparak.php

@@ -77,7 +77,7 @@
             'username' => env('MELLAT_USERNAME'),
             'password' => env('MELLAT_PASSWORD'),
             'terminal_id' => env('MELLAT_TERMINAL_ID'),
-                'cumulative' => env('MELLAT_CUMULATIVE', false),
+            'cumulative' => env('MELLAT_CUMULATIVE', false),
         ],
         /*
         |--------------------------------------------------------------------------

src/Provider/MellatProvider.php

@@ -51,7 +51,7 @@ protected function requestToken(): string
         try {
             $soapClient = $this->getSoapClient(self::URL_TOKEN);
 
-            if ($this->getParameters('cumulative')) {
+            if (config('shaparak.providers.mellat.cumulative')) {
                 $response = $soapClient->bpCumulativeDynamicPayRequest($sendParams);
             } else {
                 $response = $soapClient->bpPayRequest($sendParams);