handle katod error

app/Http/Controllers/Single/SingleOrderController.php

@@ -32,7 +32,8 @@ class SingleOrderController extends Controller
     public function store(Request $request)
     {
         $data = $request->all();
-        if (($data['method'] ?? null) === 'katod') {
+        $data['is_katod'] = ($data['method'] ?? null) === 'katod';
+        if ($data['is_katod']) {
             $data['method'] = 'gold';
         }
         $config = app(ConfigService::class);
@@ -271,7 +272,7 @@ class SingleOrderController extends Controller
         $data['service_charge_price'] = $data['service_charge'] * $data['price_original'];
         $data['wallet'] = $wallet;
         if ($wallet->gold < $data['total_amount']) {
-            throw new UnprocessableEntityHttpException('موجودی طلایی شما کمتر از میزان سفارش است');
+            throw new UnprocessableEntityHttpException($this->insufficientGoldBalanceMessage($data));
         }
         if (!$data['product']['open_buy']) {
             throw new UnprocessableEntityHttpException('خرید این محصول در این لحظه مقدور نمیباشد');
@@ -310,7 +311,7 @@ class SingleOrderController extends Controller
         $data['payment_amount'] = $data['total_price'];
         $data['payment_amount'] -= $data['service_charge_price'];
         if ($wallet->gold < $data['amount']) {
-            throw new UnprocessableEntityHttpException('موجودی شما کمتر از میزان سفارش است');
+            throw new UnprocessableEntityHttpException($this->insufficientGoldBalanceMessage($data));
         }
         $data['order'] = $order = Order::create($data);
         new TransactionInterface($wallet_interface, [
@@ -488,7 +489,7 @@ class SingleOrderController extends Controller
 //        $pricePerGram = $totalPrice / $amount;
         $customerMessage = "$companyName\n$transactionType آبشده\nگرم: {$amount}\n" .
             "مبلغ کل: " . number_format($totalPrice) . "\n\n" .
-            "موجودی طلایی: {$wallet->gold}\n" .
+            "موجودی {$this->goldBalanceLabel($data)}: {$wallet->gold}\n" .
             "مانده ریالی: " . number_format($wallet->cash) . "\n" .
             $this->Config('app_url');
 
@@ -669,4 +670,19 @@ class SingleOrderController extends Controller
                 ->where('payment_sts', 4)
                 ->count() < (int)$count;
     }
+
+    private function isKatodPayment(array $data): bool
+    {
+        return ($data['is_katod'] ?? false) === true;
+    }
+
+    private function goldBalanceLabel(array $data): string
+    {
+        return $this->isKatodPayment($data) ? 'کاتد' : 'طلایی';
+    }
+
+    private function insufficientGoldBalanceMessage(array $data): string
+    {
+        return 'موجودی ' . $this->goldBalanceLabel($data) . ' شما کمتر از میزان سفارش است';
+    }
 }