From 3fb4880b1b5eb56c3091bf73ee7de2ab827ad1f1 Mon Sep 17 00:00:00 2001
From: Ali Sasani <a_S47_1@yahoo.com>
Date: Wed, 13 May 2026 00:46:35 +0330
Subject: [PATCH 1/3] [feat] define Currency Constants

---
 src/Constants/Currency.php | 15 +++++++++++++++
 1 file changed, 15 insertions(+)
 create mode 100644 src/Constants/Currency.php

diff --git a/src/Constants/Currency.php b/src/Constants/Currency.php
new file mode 100644
index 0000000..7793bc0
--- /dev/null
+++ b/src/Constants/Currency.php
@@ -0,0 +1,15 @@
+<?php
+
+namespace Shetabit\Multipay\Constants;
+
+class Currency
+{
+    public const TOMAN = 'T';
+
+    public const RIAL = 'R';
+
+    public const RATIO = [
+        self::TOMAN => 10,
+        self::RIAL => 1
+    ];
+}

From fcba4a3d5b0005adc1557e8f06fef045afa4cb83 Mon Sep 17 00:00:00 2001
From: Ali Sasani <a_S47_1@yahoo.com>
Date: Wed, 13 May 2026 00:50:23 +0330
Subject: [PATCH 2/3] [chore] use Currency Constant on config file, and define
 method normalizeByCurrency

---
 config/payment.php       | 76 +++++++++++++++++++++-------------------
 src/Abstracts/Driver.php | 12 +++++++
 2 files changed, 51 insertions(+), 37 deletions(-)

diff --git a/config/payment.php b/config/payment.php
index ee01415..ac816f8 100755
--- a/config/payment.php
+++ b/config/payment.php
@@ -1,5 +1,7 @@
 <?php
 
+use Shetabit\Multipay\Constants\Currency;
+
 return [
     /*
     |--------------------------------------------------------------------------
@@ -38,7 +40,7 @@
             'apiPaymentUrl' => 'https://gooyapay.ir/startPay/',
             'merchantId' => 'XXXX-XXXX-XXXX-XXXXXXXXXXXXXXXXXXXXX',
             'callbackUrl' => 'http://yoursite.com/path/to',
-            'currency' => 'T', //Can be R, T (Rial, Toman)
+            'currency' => Currency::TOMAN,
         ],
         'fanavacard' => [
             'baseUri' => 'https://fcp.shaparak.ir',
@@ -49,14 +51,14 @@
             'username' => 'xxxxxxx',
             'password' => 'xxxxxxx',
             'callbackUrl' => 'http://yoursite.com/path/to',
-            'currency' => 'T', //Can be R, T (Rial, Toman)
+            'currency' => Currency::TOMAN,
         ],
         'atipay' => [
             'atipayTokenUrl' => 'https://mipg.atipay.net/v1/get-token',
             'atipayRedirectGatewayUrl' => 'https://mipg.atipay.net/v1/redirect-to-gateway',
             'atipayVerifyUrl' => 'https://mipg.atipay.net/v1/verify-payment',
             'apikey' => '',
-            'currency' => 'R', //Can be R, T (Rial, Toman)
+            'currency' => Currency::RIAL,
             'callbackUrl' => 'http://yoursite.com/path/to',
             'description' => 'payment using Atipay',
         ],
@@ -66,7 +68,7 @@
             'username' => '',
             'password' => '',
             'merchantConfigID' => '',
-            'currency' => 'T', //Can be R, T (Rial, Toman)
+            'currency' => Currency::TOMAN,
             'callbackUrl' => 'http://yoursite.com/path/to',
             'description' => 'payment using asanpardakht',
         ],
@@ -79,7 +81,7 @@
             'password' => '',
             'callbackUrl' => 'http://yoursite.com/path/to',
             'description' => 'payment using behpardakht',
-            'currency' => 'T', //Can be R, T (Rial, Toman)
+            'currency' => Currency::TOMAN,
             'cumulativeDynamicPayStatus' => false,
         ],
         'digipay' => [
@@ -89,7 +91,7 @@
             'client_id' => '',
             'client_secret' => '',
             'callbackUrl' => 'http://yoursite.com/path/to',
-            'currency' => 'R', //Can be R, T (Rial, Toman)
+            'currency' => Currency::RIAL,
         ],
         'etebarino' => [
             'apiPurchaseUrl' => 'https://api.etebarino.com/public/merchant/request-payment',
@@ -116,7 +118,7 @@
             'sandbox' => false, // Set it to true for test environments
             'merchantId' => '', // Set `TEST` for test environments (sandbox)
             'callbackUrl' => '',
-            'currency' => 'R', //Can be R, T (Rial, Toman)
+            'currency' => Currency::RIAL,
         ],
         'irankish' => [
             'apiPurchaseUrl' => 'https://ikc.shaparak.ir/api/v3/tokenization/make',
@@ -128,7 +130,7 @@
             'password' => '',
             'acceptorId' => '',
             'pubKey' => '',
-            'currency' => 'T', //Can be R, T (Rial, Toman)
+            'currency' => Currency::TOMAN,
         ],
         'jibit' => [
             'apiPaymentUrl' => 'https://napi.jibit.ir/ppg/v3',
@@ -139,7 +141,7 @@
             'tokenStoragePath' => 'jibit/',
             'callbackUrl' => 'http://yoursite.com/path/to',
             'description' => 'payment using jibit',
-            'currency' => 'T', // Can be R, T (Rial, Toman)
+            'currency' => Currency::TOMAN, // Can be R, T (Rial, Toman)
         ],
         'nextpay' => [
             'apiPurchaseUrl' => 'https://nextpay.org/nx/gateway/token',
@@ -148,7 +150,7 @@
             'merchantId' => '',
             'callbackUrl' => 'http://yoursite.com/path/to',
             'description' => 'payment using nextpay',
-            'currency' => 'T', //Can be R, T (Rial, Toman)
+            'currency' => Currency::TOMAN,
         ],
         'omidpay' => [
             'apiGenerateTokenUrl' => 'https://ref.sayancard.ir/ref-payment/RestServices/mts/generateTokenWithNoSign/',
@@ -159,7 +161,7 @@
             'password' => '',
             'callbackUrl' => '',
             'description' => 'payment using omidpay',
-            'currency' => 'T', //Can be R, T (Rial, Toman)
+            'currency' => Currency::TOMAN,
         ],
         'parsian' => [
             'apiPurchaseUrl' => 'https://pec.shaparak.ir/NewIPGServices/Sale/SaleService.asmx?wsdl',
@@ -168,7 +170,7 @@
             'merchantId' => '',
             'callbackUrl' => 'http://yoursite.com/path/to',
             'description' => 'payment using parsian',
-            'currency' => 'T', //Can be R, T (Rial, Toman)
+            'currency' => Currency::TOMAN,
         ],
         'parspal' => [
             /* Normal api */
@@ -187,7 +189,7 @@
             'sandbox' => false, // Set it to true for test environments
             'merchantId' => '', // Set `00000000aaaabbbbcccc000000000000` for test environments (sandbox)
             'callbackUrl' => '',
-            'currency' => 'T', // Can be R, T (Rial, Toman)
+            'currency' => Currency::TOMAN, // Can be R, T (Rial, Toman)
         ],
         'pasargad' => [
             'baseUrl' => 'https://pep.shaparak.ir/dorsa1',
@@ -196,7 +198,7 @@
             'merchantId' => '',
             'terminalCode' => '',
             'callbackUrl' => 'http://yoursite.com/path/to',
-            'currency' => 'T', //Can be R, T (Rial, Toman)
+            'currency' => Currency::TOMAN,
         ],
         'panapal' => [
             'apiPurchaseUrl' => 'https://paanapardakht.com/webservice/rest/PaymentRequest',
@@ -204,7 +206,7 @@
             'apiPaymentUrl' => 'https://paanapardakht.com/startPay/',
             'merchantId' => 'XXXX-XXXX-XXXX-XXXXXXXXXXXXXXXXXXXXX',
             'callbackUrl' => 'http://yoursite.com/path/to',
-            'currency' => 'T', //Can be R, T (Rial, Toman)
+            'currency' => Currency::TOMAN,
         ],
         'paypal' => [
             /* normal api */
@@ -232,7 +234,7 @@
             'merchantId' => '',
             'callbackUrl' => 'http://yoursite.com/path/to',
             'description' => 'payment using payping',
-            'currency' => 'T', //Can be R, T (Rial, Toman)
+            'currency' => Currency::TOMAN,
         ],
         'paystar' => [
             'apiPurchaseUrl' => 'https://core.paystar.ir/api/pardakht/create/',
@@ -242,7 +244,7 @@
             'signKey' => '', // sign key of your gateway
             'callbackUrl' => 'http://yoursite.com/path/to',
             'description' => 'payment using paystar',
-            'currency' => 'R', //Can be R, T (Rial, Toman)
+            'currency' => Currency::RIAL,
         ],
         'poolam' => [
             'apiPurchaseUrl' => 'https://poolam.ir/invoice/request/',
@@ -251,14 +253,14 @@
             'merchantId' => '',
             'callbackUrl' => 'http://yoursite.com/path/to',
             'description' => 'payment using poolam',
-            'currency' => 'T', //Can be R, T (Rial, Toman)
+            'currency' => Currency::TOMAN,
         ],
         'pna' => [
             'apiNormalSale' => 'https://pna.shaparak.ir/mhipg/api/Payment/NormalSale',
             'apiPaymentUrl' => 'https://pna.shaparak.ir/mhui/home/index/',
             'apiConfirmationUrl' => 'https://pna.shaparak.ir/mhipg/api/Payment/confirm',
             'CorporationPin' => '',
-            'currency' => 'R',//Can be R, T (Rial, Toman)
+            'currency' => Currency::RIAL,
             'callbackUrl' => 'http://yoursite.com/path/to',
             'description' => 'payment using pna',
         ],
@@ -272,7 +274,7 @@
             'merchantId' => '',
             'terminalId' => '',
             'callbackUrl' => '',
-            'currency' => 'T', //Can be R, T (Rial, Toman)
+            'currency' => Currency::TOMAN,
             'mode' => 'normal', // can be normal, PaymentByIdentity, PaymentByMultiIdentity,
             'PaymentIdentity' => '',
             'MultiIdentityRows' => [
@@ -292,7 +294,7 @@
             'password' => '',
             'callbackUrl' => '',
             'description' => 'payment using saman',
-            'currency' => 'T', //Can be R, T (Rial, Toman)
+            'currency' => Currency::TOMAN,
         ],
         'sep' => [
             'apiGetToken' => 'https://sep.shaparak.ir/onlinepg/onlinepg',
@@ -301,7 +303,7 @@
             'terminalId' => '',
             'callbackUrl' => '',
             'description' => 'Saman Electronic Payment for Saderat & Keshavarzi',
-            'currency' => 'T', //Can be R, T (Rial, Toman)
+            'currency' => Currency::TOMAN,
         ],
         'sepehr' => [
             'apiGetToken' => 'https://sepehr.shaparak.ir:8081/V1/PeymentApi/GetToken',
@@ -310,7 +312,7 @@
             'terminalId' => '',
             'callbackUrl' => '',
             'description' => 'payment using sepehr(saderat)',
-            'currency' => 'T', //Can be R, T (Rial, Toman)
+            'currency' => Currency::TOMAN,
         ],
         'yekpay' => [
             'apiPurchaseUrl' => 'https://gate.yekpay.com/api/payment/server?wsdl',
@@ -342,7 +344,7 @@
             'merchantId' => '',
             'callbackUrl' => 'http://yoursite.com/path/to',
             'description' => 'payment using zarinpal',
-            'currency' => 'T', //Can be R, T (Rial, Toman)
+            'currency' => Currency::TOMAN,
         ],
         'zibal' => [
             /* normal api */
@@ -355,7 +357,7 @@
             'merchantId' => '',
             'callbackUrl' => 'http://yoursite.com/path/to',
             'description' => 'payment using zibal',
-            'currency' => 'T', //Can be R, T (Rial, Toman)
+            'currency' => Currency::TOMAN,
         ],
         'sepordeh' => [
             'apiPurchaseUrl' => 'https://sepordeh.com/merchant/invoices/add',
@@ -366,7 +368,7 @@
             'merchantId' => '',
             'callbackUrl' => 'http://yoursite.com/path/to',
             'description' => 'payment using sepordeh',
-            'currency' => 'T', //Can be R, T (Rial, Toman)
+            'currency' => Currency::TOMAN,
         ],
         'rayanpay' => [
             'apiPurchaseUrl' => 'https://bpm.shaparak.ir/pgwchannel/startpay.mellat',
@@ -377,7 +379,7 @@
             'client_id' => '',
             'password' => '',
             'callbackUrl' => '',
-            'currency' => 'R', //Can be R, T (Rial, Toman)
+            'currency' => Currency::RIAL,
         ],
         'shepa' => [
             /* Normal api */
@@ -393,7 +395,7 @@
             'sandbox' => false, // Set it to true for test environments
             'merchantId' => '', // Set `sandbox` for test environments (sandbox)
             'callbackUrl' => '',
-            'currency' => 'R', //Can be R, T (Rial, Toman)
+            'currency' => Currency::RIAL,
         ],
         'sizpay' => [
             'apiPurchaseUrl' => 'https://rt.sizpay.ir/KimiaIPGRouteService.asmx?WSDL',
@@ -405,7 +407,7 @@
             'password' => '',
             'SignData' => '',
             'callbackUrl' => '',
-            'currency' => 'R', //Can be R, T (Rial, Toman)
+            'currency' => Currency::RIAL,
         ],
         'vandar' => [
             'apiPurchaseUrl' => 'https://ipg.vandar.io/api/v3/send',
@@ -414,7 +416,7 @@
             'callbackUrl' => '',
             'merchantId' => '',
             'description' => 'payment using Vandar',
-            'currency' => 'T', //Can be R, T (Rial, Toman)
+            'currency' => Currency::TOMAN,
         ],
         'aqayepardakht' => [
             'apiPurchaseUrl' => 'https://panel.aqayepardakht.ir/api/v2/create',
@@ -428,7 +430,7 @@
             'mobile' => '',
             'email' => '',
             'description' => 'payment using Aqayepardakht',
-            'currency' => 'T', //Can be R, T (Rial, Toman)
+            'currency' => Currency::TOMAN,
         ],
         'azki' => [
             'apiPaymentUrl' => 'https://api.azkivam.com',
@@ -436,7 +438,7 @@
             'fallbackUrl' => 'http://yoursite.com/path/to',
             'merchantId' => '',
             'key' => '',
-            'currency' => 'T', //Can be R, T (Rial, Toman)
+            'currency' => Currency::TOMAN,
             'description' => 'payment using azki',
         ],
         'payfa' => [
@@ -445,7 +447,7 @@
             'apiVerificationUrl' => 'https://payment.payfa.com/v2/api/Transaction/Verify/',
             'callbackUrl' => '',
             'apiKey' => '',
-            'currency' => 'T', //Can be R, T (Rial, Toman)
+            'currency' => Currency::TOMAN,
         ],
         'toman' => [
             'base_url' => 'https://escrow-api.toman.ir/api/v1',
@@ -460,7 +462,7 @@
             'callbackUrl' => '',
             'api_token' => '',
             'description' => 'payment using Bitpay',
-            'currency' => 'R', //Can be R, T (Rial, Toman)
+            'currency' => Currency::RIAL,
         ],
         'minipay' => [
             'apiPurchaseUrl' => 'https://v1.minipay.me/api/pg/request/',
@@ -469,7 +471,7 @@
             'merchantId' => '',
             'callbackUrl' => 'http://yoursite.com/path/to',
             'description' => 'payment using Minipay.',
-            'currency' => 'T', //Can be R, T (Rial, Toman)
+            'currency' => Currency::TOMAN,
         ],
         'snapppay' => [
             'apiPaymentUrl' => 'https://fms-gateway-staging.apps.public.teh-1.snappcloud.io',
@@ -479,7 +481,7 @@
             'client_id' => '',
             'client_secret' => '',
             'description' => 'payment using Snapp Pay.',
-            'currency' => 'T', //Can be R, T (Rial, Toman)
+            'currency' => Currency::TOMAN,
         ],
         'daracard' => [
             'apiPurchaseUrl' => 'https://ipg.daracard.co/api/v0/Request/PaymentRequest/',
@@ -506,7 +508,7 @@
             'client_secret' => '',
             'username' =>'',
             'password' => '',
-            'currency' => 'T', // یا 'R'
+            'currency' => Currency::TOMAN, // یا Currency::RIAL
             'callbackUrl' => 'http://yoursite.com/path/to',
         ],
         'xendit' => [
diff --git a/src/Abstracts/Driver.php b/src/Abstracts/Driver.php
index d4d040f..b79feaa 100644
--- a/src/Abstracts/Driver.php
+++ b/src/Abstracts/Driver.php
@@ -2,6 +2,7 @@
 
 namespace Shetabit\Multipay\Abstracts;
 
+use Shetabit\Multipay\Constants\Currency;
 use Shetabit\Multipay\Contracts\DriverInterface;
 use Shetabit\Multipay\Contracts\ReceiptInterface;
 use Shetabit\Multipay\Invoice;
@@ -100,6 +101,17 @@ public function redirectWithForm($action, array $inputs = [], $method = 'POST')
         return new RedirectionForm($action, $inputs, $method);
     }
 
+    /**
+     *  Normalize the price based on the selected currency ratio on config.
+     *
+     * @param int|float $price
+     * @return int|float
+     */
+    protected function normalizeByCurrency(int|float $price): int|float
+    {
+        return $price * Currency::RATIO[$this->settings->currency];
+    }
+
     /**
      * Purchase the invoice
      *

From 3c0f08f747400fb7292eb66bd37a5b0868a02450 Mon Sep 17 00:00:00 2001
From: Ali Sasani <a_S47_1@yahoo.com>
Date: Wed, 13 May 2026 01:04:11 +0330
Subject: [PATCH 3/3] [chore] use method normalizeByCurrency on drivers

---
 src/Drivers/Asanpardakht/Asanpardakht.php   |  2 +-
 src/Drivers/Atipay/Atipay.php               |  4 +--
 src/Drivers/Azki/Azki.php                   |  4 +--
 src/Drivers/Behpardakht/Behpardakht.php     |  2 +-
 src/Drivers/Bitpay/Bitpay.php               |  4 +--
 src/Drivers/Digipay/Digipay.php             |  4 +--
 src/Drivers/Fanavacard/Fanavacard.php       |  4 +--
 src/Drivers/Irankish/Irankish.php           |  2 +-
 src/Drivers/Jibit/Jibit.php                 |  2 +-
 src/Drivers/Minipay/Minipay.php             |  4 +--
 src/Drivers/Omidpay/Omidpay.php             |  2 +-
 src/Drivers/Parsian/Parsian.php             |  2 +-
 src/Drivers/Pasargad/Pasargad.php           |  4 +--
 src/Drivers/Payfa/Payfa.php                 |  2 +-
 src/Drivers/Paystar/Paystar.php             |  4 +--
 src/Drivers/Pna/Pna.php                     |  2 +-
 src/Drivers/Poolam/Poolam.php               |  2 +-
 src/Drivers/Rayanpay/Rayanpay.php           |  2 +-
 src/Drivers/SEP/SEP.php                     |  6 ++---
 src/Drivers/Sadad/Sadad.php                 |  2 +-
 src/Drivers/Saman/Saman.php                 |  4 +--
 src/Drivers/Sepehr/Sepehr.php               |  4 +--
 src/Drivers/Sizpay/Sizpay.php               |  2 +-
 src/Drivers/SnappPay/SnappPay.php           | 27 +++++++++------------
 src/Drivers/TorobPay/TorobPay.php           |  2 +-
 src/Drivers/Zarinpal/Strategies/Normal.php  |  4 +--
 src/Drivers/Zarinpal/Strategies/Sandbox.php |  6 ++---
 src/Drivers/Zibal/Zibal.php                 |  2 +-
 28 files changed, 53 insertions(+), 58 deletions(-)

diff --git a/src/Drivers/Asanpardakht/Asanpardakht.php b/src/Drivers/Asanpardakht/Asanpardakht.php
index 39323a0..70c59bd 100644
--- a/src/Drivers/Asanpardakht/Asanpardakht.php
+++ b/src/Drivers/Asanpardakht/Asanpardakht.php
@@ -190,7 +190,7 @@ public function token(): array
             'serviceTypeId' => 1,
             'merchantConfigurationId' => $this->settings->merchantConfigID,
             'localInvoiceId' => $this->invoice->getUuid(),
-            'amountInRials' => $this->invoice->getAmount() * ($this->settings->currency == 'T' ? 10 : 1), // convert to rial
+            'amountInRials' => $this->normalizeByCurrency($this->invoice->getAmount()), // convert to rial
             'localDate' => $this->getTime()['content'],
             'callbackURL' => $this->settings->callbackUrl . $query,
             'paymentId' => "0",
diff --git a/src/Drivers/Atipay/Atipay.php b/src/Drivers/Atipay/Atipay.php
index 711b314..e5ef26d 100644
--- a/src/Drivers/Atipay/Atipay.php
+++ b/src/Drivers/Atipay/Atipay.php
@@ -71,7 +71,7 @@ private function extractDetails(string $name)
      */
     public function purchase()
     {
-        $amount = $this->invoice->getAmount() * ($this->settings->currency == 'T' ? 10 : 1); // convert to rial
+        $amount = $this->normalizeByCurrency($this->invoice->getAmount()); // convert to rial
 
         $order_id = $this->invoice->getUuid();
         $mobile = $this->extractDetails('mobile');
@@ -121,7 +121,7 @@ public function verify(): ReceiptInterface
         $result = fn_check_callback_data($params);
         if ($result['success'] == 1) { //will verify here
             $apiKey = $this->settings->apikey;
-            $amount = $this->invoice->getAmount() * ($this->settings->currency == 'T' ? 10 : 1); // convert to rial
+            $amount = $this->normalizeByCurrency($this->invoice->getAmount()); // convert to rial
             $verify_params = ['apiKey' => $apiKey,
                 'referenceNumber' => $params['referenceNumber']
             ];
diff --git a/src/Drivers/Azki/Azki.php b/src/Drivers/Azki/Azki.php
index ba3d81f..3b76e02 100644
--- a/src/Drivers/Azki/Azki.php
+++ b/src/Drivers/Azki/Azki.php
@@ -93,7 +93,7 @@ public function purchase()
         );
 
         $data = [
-            "amount"        => $this->invoice->getAmount() * ($this->settings->currency == 'T' ? 10 : 1), // convert to rial
+            "amount"        => $this->normalizeByCurrency($this->invoice->getAmount()), // convert to rial
             "redirect_uri"  => $callback,
             "fallback_uri"  => $fallback,
             "provider_id"   => $order_id,
@@ -180,7 +180,7 @@ private function convertAmountItems(): array
 
         $new_items = array_map(
             function (array $item) {
-                $item['amount'] *= ($this->settings->currency == 'T' ? 10 : 1); // convert to rial
+                $item['amount'] = $this->normalizeByCurrency($item['amount']) ; // convert to rial
                 return $item;
             },
             $this->invoice->getDetails()['items'] ?? []
diff --git a/src/Drivers/Behpardakht/Behpardakht.php b/src/Drivers/Behpardakht/Behpardakht.php
index e845f2b..17a8e4b 100644
--- a/src/Drivers/Behpardakht/Behpardakht.php
+++ b/src/Drivers/Behpardakht/Behpardakht.php
@@ -200,7 +200,7 @@ protected function preparePurchaseData(): array
             'userName' => $this->settings->username,
             'userPassword' => $this->settings->password,
             'callBackUrl' => $this->settings->callbackUrl,
-            'amount' => $this->invoice->getAmount() * ($this->settings->currency == 'T' ? 10 : 1), // convert to rial
+            'amount' => $this->normalizeByCurrency($this->invoice->getAmount()),
             'localDate' => Carbon::now()->format('Ymd'),
             'localTime' => Carbon::now()->format('Gis'),
             'orderId' => crc32($this->invoice->getUuid()),
diff --git a/src/Drivers/Bitpay/Bitpay.php b/src/Drivers/Bitpay/Bitpay.php
index 6e6bf37..34c0a07 100644
--- a/src/Drivers/Bitpay/Bitpay.php
+++ b/src/Drivers/Bitpay/Bitpay.php
@@ -55,7 +55,7 @@ public function purchase()
         $description = $this->extractDetails('description');
         $factorId = $this->extractDetails('factorId');
         $api = $this->settings->api_token;
-        $amount = $this->invoice->getAmount() * ($this->settings->currency == 'T' ? 10 : 1); // convert to rial
+        $amount = $this->normalizeByCurrency($this->invoice->getAmount()); // convert to rial
         $redirect = $this->settings->callbackUrl;
 
         $ch = curl_init();
@@ -109,7 +109,7 @@ public function verify(): ReceiptInterface
         $receipt = $this->createReceipt($trans_id);
 
         $receipt->detail([
-            "amount" => $parseDecode->amount / ($this->settings->currency == 'T' ? 10 : 1), // convert to config currency
+            "amount" => $parseDecode->amount / ($this->settings->currency == 'T' ? 1 : 10), // convert to config currency
             "cardNum" => $parseDecode->cardNum,
             "factorId" => $parseDecode->factorId,
         ]);
diff --git a/src/Drivers/Digipay/Digipay.php b/src/Drivers/Digipay/Digipay.php
index 30dd8a5..2465f1b 100644
--- a/src/Drivers/Digipay/Digipay.php
+++ b/src/Drivers/Digipay/Digipay.php
@@ -83,7 +83,7 @@ public function purchase(): string
          * @see https://docs.mydigipay.com/upg.html#_request_fields_2
          */
         $data = [
-            'amount' => $this->invoice->getAmount() * ($this->settings->currency == 'T' ? 10 : 1),
+            'amount' => $this->normalizeByCurrency($this->invoice->getAmount()),
             'cellNumber' => $phone,
             'providerId' => $this->invoice->getUuid(),
             'callbackUrl' => $this->settings->callbackUrl,
@@ -386,7 +386,7 @@ public function refundTransaction()
 
         $data = [
             'providerId' => $providerId,
-            'amount' => $amount * ($this->settings->currency == 'T' ? 10 : 1),
+            'amount' =>  $this->normalizeByCurrency($amount),
             'saleTrackingCode' => $saleTrackingCode,
         ];
 
diff --git a/src/Drivers/Fanavacard/Fanavacard.php b/src/Drivers/Fanavacard/Fanavacard.php
index 63e20fa..444116a 100644
--- a/src/Drivers/Fanavacard/Fanavacard.php
+++ b/src/Drivers/Fanavacard/Fanavacard.php
@@ -88,7 +88,7 @@ public function pay(): RedirectionForm
     public function verify(): ReceiptInterface
     {
         $transaction_amount = Request::input('transactionAmount');
-        $amount = $this->invoice->getAmount() * ($this->settings->currency == 'T' ? 10 : 1); // convert to rial
+        $amount = $this->normalizeByCurrency($this->invoice->getAmount()); // convert to rial
 
         if ($amount == $transaction_amount) {
             $param = ['Token'=>Request::input('token'), 'RefNum'=>Request::input('RefNum')];
@@ -153,7 +153,7 @@ public function getToken(): array
                 'WSContext'=> $this->getWsContext(),
                 'TransType'=>'EN_GOODS',
                 'ReserveNum'=>$this->invoice->getDetail('invoice_number') ?? crc32($this->invoice->getUuid()),
-                'Amount'=> $this->invoice->getAmount() * ($this->settings->currency == 'T' ? 10 : 1), // convert to rial
+                'Amount'=> $this->normalizeByCurrency($this->invoice->getAmount()), // convert to rial
                 'RedirectUrl'=>$this->settings->callbackUrl,
             ]]);
 
diff --git a/src/Drivers/Irankish/Irankish.php b/src/Drivers/Irankish/Irankish.php
index cea6766..731f8e3 100644
--- a/src/Drivers/Irankish/Irankish.php
+++ b/src/Drivers/Irankish/Irankish.php
@@ -77,7 +77,7 @@ public function purchase()
         $pubKey = $this->settings->pubKey;
         $terminalID = $this->settings->terminalId;
         $password = $this->settings->password;
-        $amount = $this->invoice->getAmount() * ($this->settings->currency == 'T' ? 10 : 1); // convert to rial
+        $amount = $this->normalizeByCurrency($this->invoice->getAmount()); // convert to rial
 
         $token = $this->generateAuthenticationEnvelope($pubKey, $terminalID, $password, $amount);
 
diff --git a/src/Drivers/Jibit/Jibit.php b/src/Drivers/Jibit/Jibit.php
index f9446cd..26037ed 100644
--- a/src/Drivers/Jibit/Jibit.php
+++ b/src/Drivers/Jibit/Jibit.php
@@ -57,7 +57,7 @@ public function __construct(Invoice $invoice, $settings)
      */
     public function purchase()
     {
-        $amount = $this->invoice->getAmount() * ($this->settings->currency == 'T' ? 10 : 1); // Convert to Rial
+        $amount = $this->normalizeByCurrency($this->invoice->getAmount()); // Convert to Rial
 
         $requestResult = $this->jibit->paymentRequest(
             $amount,
diff --git a/src/Drivers/Minipay/Minipay.php b/src/Drivers/Minipay/Minipay.php
index 41b4180..30381cc 100644
--- a/src/Drivers/Minipay/Minipay.php
+++ b/src/Drivers/Minipay/Minipay.php
@@ -68,7 +68,7 @@ public function purchase()
 
         $data = [
             "merchant_id" => $this->settings->merchantId,
-            "amount" => $this->invoice->getAmount() * ($this->settings->currency == 'T' ? 10 : 1), // convert to rial
+            "amount" => $this->normalizeByCurrency($this->invoice->getAmount()), // convert to rial
             "callback_url" => $this->settings->callbackUrl,
             "description" => $description,
             "metadata" => array_merge($this->invoice->getDetails() ?? [], $metadata),
@@ -124,7 +124,7 @@ public function verify(): ReceiptInterface
         $data = [
             "merchant_id" => $this->settings->merchantId,
             "authority" => $authority,
-            "amount" => $this->invoice->getAmount() * ($this->settings->currency == 'T' ? 10 : 1), // convert to rial
+            "amount" => $this->normalizeByCurrency($this->invoice->getAmount()), // convert to rial
         ];
 
         $response = $this->client->request(
diff --git a/src/Drivers/Omidpay/Omidpay.php b/src/Drivers/Omidpay/Omidpay.php
index 1e87a5a..c857814 100644
--- a/src/Drivers/Omidpay/Omidpay.php
+++ b/src/Drivers/Omidpay/Omidpay.php
@@ -65,7 +65,7 @@ public function purchase(): string
             'TransType' => 'EN_GOODS',
             'ReserveNum' => $this->invoice->getUuid(),
             'MerchantId' => $this->settings->merchantId,
-            'Amount' => $this->invoice->getAmount() * ($this->settings->currency == 'T' ? 10 : 1), // convert to rial
+            'Amount' => $this->normalizeByCurrency($this->invoice->getAmount()), // convert to rial
             'RedirectUrl' => $this->settings->callbackUrl,
         ];
 
diff --git a/src/Drivers/Parsian/Parsian.php b/src/Drivers/Parsian/Parsian.php
index 1480310..7cba772 100644
--- a/src/Drivers/Parsian/Parsian.php
+++ b/src/Drivers/Parsian/Parsian.php
@@ -168,7 +168,7 @@ protected function preparePurchaseData(): array
 
         return [
             'LoginAccount'   => $this->settings->merchantId,
-            'Amount'         => $this->invoice->getAmount() * ($this->settings->currency == 'T' ? 10 : 1), // convert to rial
+            'Amount'         => $this->normalizeByCurrency($this->invoice->getAmount()), // convert to rial
             'OrderId'        => crc32($this->invoice->getUuid()),
             'CallBackUrl'    => $this->settings->callbackUrl,
             'Originator'     => $phone,
diff --git a/src/Drivers/Pasargad/Pasargad.php b/src/Drivers/Pasargad/Pasargad.php
index bdde5c0..82813ab 100644
--- a/src/Drivers/Pasargad/Pasargad.php
+++ b/src/Drivers/Pasargad/Pasargad.php
@@ -128,7 +128,7 @@ public function verify() : ReceiptInterface
             throw new InvalidPaymentException($responseErrorStatusMessage);
         }
 
-        $amount = $this->invoice->getAmount() * ($this->settings->currency == 'T' ? 10 : 1); // convert to rial
+        $amount = $this->normalizeByCurrency($this->invoice->getAmount()); // convert to rial
         if ($amount != $invoiceDetails['amount']) {
             throw new InvalidPaymentException('Invalid amount');
         }
@@ -224,7 +224,7 @@ protected function prepareInvoiceData(): array
     {
         $serviceCode = 8; // 8 : for PURCHASE request
         $terminalCode = $this->settings->terminalCode;
-        $amount = $this->invoice->getAmount() * ($this->settings->currency == 'T' ? 10 : 1); // convert to rial
+        $amount = $this->normalizeByCurrency($this->invoice->getAmount()); // convert to rial
         $redirectAddress = $this->settings->callbackUrl;
         $invoiceNumber = crc32($this->invoice->getUuid()) . rand(0, time());
 
diff --git a/src/Drivers/Payfa/Payfa.php b/src/Drivers/Payfa/Payfa.php
index a70f78c..7968247 100644
--- a/src/Drivers/Payfa/Payfa.php
+++ b/src/Drivers/Payfa/Payfa.php
@@ -64,7 +64,7 @@ public function purchase()
         $cardNumber = $this->extractDetails('cardNumber');
 
         $data = [
-            'amount' => $this->invoice->getAmount() * ($this->settings->currency == 'T' ? 10 : 1), // convert to rial
+            'amount' => $this->normalizeByCurrency($this->invoice->getAmount()), // convert to rial
             'callbackUrl' => $this->settings->callbackUrl,
             'mobileNumber' => $mobile,
             'invoiceId' => $this->invoice->getUuid(),
diff --git a/src/Drivers/Paystar/Paystar.php b/src/Drivers/Paystar/Paystar.php
index 901de63..519c5dd 100644
--- a/src/Drivers/Paystar/Paystar.php
+++ b/src/Drivers/Paystar/Paystar.php
@@ -67,7 +67,7 @@ public function purchase()
     {
         $details = $this->invoice->getDetails();
         $order_id = $this->invoice->getUuid();
-        $amount = $this->invoice->getAmount() * ($this->settings->currency == 'T' ? 10 : 1); // convert to rial
+        $amount = $this->normalizeByCurrency($this->invoice->getAmount()); // convert to rial
         $callback = $this->settings->callbackUrl;
 
         $data = [
@@ -138,7 +138,7 @@ public function pay() : RedirectionForm
      */
     public function verify() : ReceiptInterface
     {
-        $amount = $this->invoice->getAmount() * ($this->settings->currency == 'T' ? 10 : 1); // convert to rial
+        $amount = $this->normalizeByCurrency($this->invoice->getAmount()); // convert to rial
         $refNum = Request::post('ref_num');
         $cardNumber = Request::post('card_number');
         $trackingCode = Request::post('tracking_code');
diff --git a/src/Drivers/Pna/Pna.php b/src/Drivers/Pna/Pna.php
index ee6c5c7..b7bf129 100644
--- a/src/Drivers/Pna/Pna.php
+++ b/src/Drivers/Pna/Pna.php
@@ -59,7 +59,7 @@ public function __construct(Invoice $invoice, $settings)
      */
     public function purchase()
     {
-        $amount = $this->invoice->getAmount() * ($this->settings->currency == 'T' ? 10 : 1); // convert to rial
+        $amount = $this->normalizeByCurrency($this->invoice->getAmount()); // convert to rial
         if (!empty($this->invoice->getDetails()['description'])) {
             $description = $this->invoice->getDetails()['description'];
         } else {
diff --git a/src/Drivers/Poolam/Poolam.php b/src/Drivers/Poolam/Poolam.php
index a985268..8a9120e 100644
--- a/src/Drivers/Poolam/Poolam.php
+++ b/src/Drivers/Poolam/Poolam.php
@@ -57,7 +57,7 @@ public function __construct(Invoice $invoice, $settings)
      */
     public function purchase()
     {
-        $amount = $this->invoice->getAmount() * ($this->settings->currency == 'T' ? 10 : 1); // convert to rial
+        $amount = $this->normalizeByCurrency($this->invoice->getAmount()); // convert to rial
 
         $data = [
             'api_key' => $this->settings->merchantId,
diff --git a/src/Drivers/Rayanpay/Rayanpay.php b/src/Drivers/Rayanpay/Rayanpay.php
index 5053cab..548c38b 100644
--- a/src/Drivers/Rayanpay/Rayanpay.php
+++ b/src/Drivers/Rayanpay/Rayanpay.php
@@ -103,7 +103,7 @@ public function purchase()
             $mobile = '';
         }
 
-        $amount = $this->invoice->getAmount() * ($this->settings->currency == 'T' ? 10 : 1); // convert to rial
+        $amount = $this->normalizeByCurrency($this->invoice->getAmount()); // convert to rial
 
         if ($amount <= 10000) {
             throw new PurchaseFailedException('مقدار مبلغ ارسالی بزگتر از 10000 ریال باشد.');
diff --git a/src/Drivers/SEP/SEP.php b/src/Drivers/SEP/SEP.php
index 15b44fd..1a6c616 100644
--- a/src/Drivers/SEP/SEP.php
+++ b/src/Drivers/SEP/SEP.php
@@ -63,7 +63,7 @@ public function purchase()
         $data = [
             'action' => 'token',
             'TerminalId' => $this->settings->terminalId,
-            'Amount' => $this->invoice->getAmount() * ($this->settings->currency == 'T' ? 10 : 1), // convert to rial
+            'Amount' => $this->normalizeByCurrency($this->invoice->getAmount()), // convert to rial
             'ResNum' => $this->invoice->getUuid(),
             'RedirectUrl' => $this->settings->callbackUrl,
             'CellNumber' => $this->invoice->getDetail('mobile') ?? '',
@@ -160,7 +160,7 @@ public function verify(): ReceiptInterface
 
         $transactionDetail = $responseData['TransactionDetail'];
 
-        $verifiedAmount = $this->invoice->getAmount() * ($this->settings->currency == 'T' ? 10 : 1);
+        $verifiedAmount = $this->normalizeByCurrency($this->invoice->getAmount());
         if ($verifiedAmount !== $transactionDetail['AffectiveAmount']) {
             $this->notVerified(-107);
         }
@@ -184,7 +184,7 @@ public function verify(): ReceiptInterface
             // between variable name in docs and actual returned values.
             'Amount' => $transactionDetail['OrginalAmount'],
         ]);
-        
+
         return $receipt;
     }
 
diff --git a/src/Drivers/Sadad/Sadad.php b/src/Drivers/Sadad/Sadad.php
index fc322da..29fce03 100644
--- a/src/Drivers/Sadad/Sadad.php
+++ b/src/Drivers/Sadad/Sadad.php
@@ -62,7 +62,7 @@ public function purchase()
     {
         $terminalId = $this->settings->terminalId;
         $orderId = crc32($this->invoice->getUuid());
-        $amount = $this->invoice->getAmount() * ($this->settings->currency == 'T' ? 10 : 1); // convert to rial
+        $amount = $this->normalizeByCurrency($this->invoice->getAmount()); // convert to rial
         $key = $this->settings->key;
 
         $signData = $this->encrypt_pkcs7("$terminalId;$orderId;$amount", $key);
diff --git a/src/Drivers/Saman/Saman.php b/src/Drivers/Saman/Saman.php
index ea2f970..20ed27b 100644
--- a/src/Drivers/Saman/Saman.php
+++ b/src/Drivers/Saman/Saman.php
@@ -52,7 +52,7 @@ public function purchase()
         $data = [
             'MID' => $this->settings->merchantId,
             'ResNum' => $this->invoice->getUuid(),
-            'Amount' => $this->invoice->getAmount() * ($this->settings->currency == 'T' ? 10 : 1), // convert to rial
+            'Amount' => $this->normalizeByCurrency($this->invoice->getAmount()), // convert to rial
             'CellNumber' => ''
         ];
 
@@ -140,7 +140,7 @@ public function verify(): ReceiptInterface
         }
 
         $verifiedAmount = $status; // if status is bigger than 0 , it represents amount
-        if ($verifiedAmount !== $this->invoice->getAmount() * ($this->settings->currency == 'T' ? 10 : 1)) {
+        if ($verifiedAmount !== $this->normalizeByCurrency($this->invoice->getAmount())) {
             $soap->ReverseTransaction($data["RefNum"], $data["merchantId"], $data["password"], $verifiedAmount);
             $status = -100;
             $this->notVerified($status);
diff --git a/src/Drivers/Sepehr/Sepehr.php b/src/Drivers/Sepehr/Sepehr.php
index ff25164..76f081a 100644
--- a/src/Drivers/Sepehr/Sepehr.php
+++ b/src/Drivers/Sepehr/Sepehr.php
@@ -48,7 +48,7 @@ public function __construct(Invoice $invoice, $settings)
      */
     public function purchase()
     {
-        $amount = $this->invoice->getAmount() * ($this->settings->currency == 'T' ? 10 : 1); // convert to rial
+        $amount = $this->normalizeByCurrency($this->invoice->getAmount()); // convert to rial
 
         $mobile = '';
         //set CellNumber for get user cards
@@ -100,7 +100,7 @@ public function pay(): RedirectionForm
     public function verify(): ReceiptInterface
     {
         $responseCode = Request::input('respcode');
-        $amount = $this->invoice->getAmount() * ($this->settings->currency == 'T' ? 10 : 1); // convert to rial
+        $amount = $this->normalizeByCurrency($this->invoice->getAmount()); // convert to rial
 
         if ($responseCode != 0) {
             $this->notVerified($responseCode);
diff --git a/src/Drivers/Sizpay/Sizpay.php b/src/Drivers/Sizpay/Sizpay.php
index 938ac00..2a5b015 100644
--- a/src/Drivers/Sizpay/Sizpay.php
+++ b/src/Drivers/Sizpay/Sizpay.php
@@ -62,7 +62,7 @@ public function purchase()
             'TerminalID' => $this->settings->terminal,
             'UserName' => $this->settings->username,
             'Password' => $this->settings->password,
-            'Amount' => $this->invoice->getAmount() * ($this->settings->currency == 'T' ? 10 : 1), // convert to rial
+            'Amount' => $this->normalizeByCurrency($this->invoice->getAmount()), // convert to rial
             'OrderID' => time(),
             'ReturnURL' => $this->settings->callbackUrl,
             'InvoiceNo' => time(),
diff --git a/src/Drivers/SnappPay/SnappPay.php b/src/Drivers/SnappPay/SnappPay.php
index 4610d4e..e7d1c80 100644
--- a/src/Drivers/SnappPay/SnappPay.php
+++ b/src/Drivers/SnappPay/SnappPay.php
@@ -87,7 +87,7 @@ public function purchase(): string
         $phone = preg_replace('/^0/', '+98', $phone);
 
         $data = [
-            'amount' => $this->normalizerAmount($this->invoice->getAmount()),
+            'amount' => $this->normalizeByCurrency($this->invoice->getAmount()),
             'mobile' => $phone,
             'paymentMethodTypeDto' => 'INSTALLMENT',
             'transactionId' => $this->invoice->getTransactionId(),
@@ -95,11 +95,11 @@ public function purchase(): string
         ];
 
         if (!is_null($discountAmount = $this->invoice->getDetail('discountAmount'))) {
-            $data['discountAmount'] = $this->normalizerAmount($discountAmount);
+            $data['discountAmount'] = $this->normalizeByCurrency($discountAmount);
         }
 
         if (!is_null($externalSourceAmount = $this->invoice->getDetail('externalSourceAmount'))) {
-            $data['externalSourceAmount'] = $this->normalizerAmount($externalSourceAmount) ;
+            $data['externalSourceAmount'] = $this->normalizeByCurrency($externalSourceAmount) ;
         }
 
         if (is_null($this->invoice->getDetail('cartList'))) {
@@ -239,7 +239,7 @@ public function eligible()
                 'Authorization' => 'Bearer '.$this->oauthToken,
             ],
             RequestOptions::QUERY => [
-                'amount' => $this->normalizerAmount($amount),
+                'amount' => $this->normalizeByCurrency($amount),
             ],
             RequestOptions::HTTP_ERRORS => false,
             RequestOptions::TIMEOUT => 10, // 10 seconds
@@ -255,11 +255,6 @@ public function eligible()
         return $body['response'];
     }
 
-    private function normalizerAmount(int $amount): int
-    {
-        return $amount * ($this->settings->currency == 'T' ? 10 : 1);
-    }
-
     private function normalizerCartList(array &$data): void
     {
         if (isset($data['cartList']['shippingAmount'])) {
@@ -268,19 +263,19 @@ private function normalizerCartList(array &$data): void
 
         foreach ($data['cartList'] as &$item) {
             if (isset($item['shippingAmount'])) {
-                $item['shippingAmount'] = $this->normalizerAmount($item['shippingAmount']);
+                $item['shippingAmount'] = $this->normalizeByCurrency($item['shippingAmount']);
             }
 
             if (isset($item['taxAmount'])) {
-                $item['taxAmount'] = $this->normalizerAmount($item['taxAmount']);
+                $item['taxAmount'] = $this->normalizeByCurrency($item['taxAmount']);
             }
 
             if (isset($item['totalAmount'])) {
-                $item['totalAmount'] = $this->normalizerAmount($item['totalAmount']);
+                $item['totalAmount'] = $this->normalizeByCurrency($item['totalAmount']);
             }
 
             foreach ($item['cartItems'] as &$cartItem) {
-                $cartItem['amount'] = $this->normalizerAmount($cartItem['amount']);
+                $cartItem['amount'] = $this->normalizeByCurrency($cartItem['amount']);
             }
         }
     }
@@ -412,17 +407,17 @@ public function cancel()
     public function update()
     {
         $data = [
-            'amount' => $this->normalizerAmount($this->invoice->getAmount()),
+            'amount' => $this->normalizeByCurrency($this->invoice->getAmount()),
             'paymentMethodTypeDto' => 'INSTALLMENT',
             'paymentToken' => $this->invoice->getTransactionId(),
         ];
 
         if (!is_null($discountAmount = $this->invoice->getDetail('discountAmount'))) {
-            $data['discountAmount'] = $this->normalizerAmount($discountAmount);
+            $data['discountAmount'] = $this->normalizeByCurrency($discountAmount);
         }
 
         if (!is_null($externalSourceAmount = $this->invoice->getDetail('externalSourceAmount'))) {
-            $data['externalSourceAmount'] = $this->normalizerAmount($externalSourceAmount) ;
+            $data['externalSourceAmount'] = $this->normalizeByCurrency($externalSourceAmount) ;
         }
 
         if (is_null($this->invoice->getDetail('cartList'))) {
diff --git a/src/Drivers/TorobPay/TorobPay.php b/src/Drivers/TorobPay/TorobPay.php
index 84b21f8..98476e9 100644
--- a/src/Drivers/TorobPay/TorobPay.php
+++ b/src/Drivers/TorobPay/TorobPay.php
@@ -79,7 +79,7 @@ public function purchase()
             ?? $this->invoice->getDetail('mobile');
 
 
-        $amount = $this->invoice->getAmount() * ($this->settings->currency == 'T' ? 10 : 1);
+        $amount = $this->normalizeByCurrency($this->invoice->getAmount());
         $transactionId = $this->invoice->getUuid();
         $returnUrl = $this->settings->callbackUrl;
 
diff --git a/src/Drivers/Zarinpal/Strategies/Normal.php b/src/Drivers/Zarinpal/Strategies/Normal.php
index 0cee202..45bfb53 100644
--- a/src/Drivers/Zarinpal/Strategies/Normal.php
+++ b/src/Drivers/Zarinpal/Strategies/Normal.php
@@ -58,7 +58,7 @@ public function __construct(Invoice $invoice, $settings)
      */
     public function purchase()
     {
-        $amount = $this->invoice->getAmount() * ($this->settings->currency == 'T' ? 10 : 1); // convert to rial
+        $amount = $this->normalizeByCurrency($this->invoice->getAmount()); // convert to rial
 
         if (!empty($this->invoice->getDetails()['description'])) {
             $description = $this->invoice->getDetails()['description'];
@@ -129,7 +129,7 @@ public function verify(): ReceiptInterface
         $data = [
             "merchant_id" => $this->settings->merchantId,
             "authority" => $authority,
-            "amount" => $this->invoice->getAmount() * ($this->settings->currency == 'T' ? 10 : 1), // convert to rial
+            "amount" => $this->normalizeByCurrency($this->invoice->getAmount()), // convert to rial
         ];
 
         $response = $this->client->request(
diff --git a/src/Drivers/Zarinpal/Strategies/Sandbox.php b/src/Drivers/Zarinpal/Strategies/Sandbox.php
index 05fb9c2..14e262d 100644
--- a/src/Drivers/Zarinpal/Strategies/Sandbox.php
+++ b/src/Drivers/Zarinpal/Strategies/Sandbox.php
@@ -15,7 +15,7 @@
 class Sandbox extends Driver
 {
     protected \GuzzleHttp\Client $client;
-    
+
     /**
      * Invoice
      *
@@ -52,7 +52,7 @@ public function __construct(Invoice $invoice, $settings)
      */
     public function purchase()
     {
-        $amount = $this->invoice->getAmount() * ($this->settings->currency == 'T' ? 10 : 1); // convert to rial
+        $amount = $this->normalizeByCurrency($this->invoice->getAmount()); // convert to rial
 
         if (!empty($this->invoice->getDetails()['description'])) {
             $description = $this->invoice->getDetails()['description'];
@@ -121,7 +121,7 @@ public function verify() : ReceiptInterface
         $data = [
             "merchant_id" => $this->settings->merchantId,
             "authority" => $authority,
-            "amount" => $this->invoice->getAmount() * ($this->settings->currency == 'T' ? 10 : 1), // convert to rial
+            "amount" => $this->normalizeByCurrency($this->invoice->getAmount()), // convert to rial
         ];
 
         $response = $this->client->request(
diff --git a/src/Drivers/Zibal/Zibal.php b/src/Drivers/Zibal/Zibal.php
index 7e54fb7..03ff426 100644
--- a/src/Drivers/Zibal/Zibal.php
+++ b/src/Drivers/Zibal/Zibal.php
@@ -67,7 +67,7 @@ public function purchase()
         $data = [
             'callbackUrl' => $this->settings->callbackUrl,
             'merchant' => $this->settings->merchantId,
-            'amount' => $this->invoice->getAmount() * ($this->settings->currency == 'T' ? 10 : 1),
+            'amount' => $this->normalizeByCurrency($this->invoice->getAmount()),
             'description' => $this->invoice->getDetail('description') ?? $this->settings->description,
             'mobile' => $mobile,
             'orderId' => $orderId