fix some issu

app/Services/MontzarService.php

@@ -31,11 +31,22 @@ class MontzarService
         return $this->baseUrl() . '/' . ltrim($path, '/');
     }
 
+    /** Pending HTTP با همان گزینه‌های پایدار (بدون پروکسی / IPv4 / HTTP1.1) */
+    private function http(float $timeout = 10)
+    {
+        $extraCurl = defined('CURLOPT_TCP_FASTOPEN')
+            ? [(int) constant('CURLOPT_TCP_FASTOPEN') => 1]
+            : [];
+
+        return Http::timeout($timeout)
+            ->acceptJson()
+            ->withOptions(Controller::httpClientOptions($extraCurl, $timeout));
+    }
+
     public function montzarLogin(): string
     {
         try {
-            $response = Http::timeout(10)
-                ->acceptJson()
+            $response = $this->http(10)
                 ->post($this->endpoint('/server/auth/login'), [
                     'mobile' => $this->config()->Config('montzar_mobile'),
                     'password' => $this->config()->Config('montzar_password'),
@@ -89,25 +100,57 @@ class MontzarService
     }
 
     public function productList(): array
+    {
+        $attempts = 3;
+        $lastError = null;
+
+        for ($attempt = 1; $attempt <= $attempts; $attempt++) {
+            try {
+                return $this->productListOnce();
+            } catch (\Throwable $e) {
+                $lastError = $e;
+                Log::warning('Montzar productList attempt failed', [
+                    'attempt' => $attempt,
+                    'max' => $attempts,
+                    'base_url' => $this->baseUrl(),
+                    'error' => $e->getMessage(),
+                ]);
+                if ($attempt < $attempts) {
+                    usleep(250_000 * $attempt);
+                }
+            }
+        }
+
+        throw $lastError ?? new \RuntimeException('Montzar product list failed');
+    }
+
+    private function productListOnce(): array
     {
         $token = $this->getToken();
 
-        $response = Http::timeout(7)
-            ->acceptJson()
-            ->withOptions(Controller::httpClientOptions(
-                defined('CURLOPT_TCP_FASTOPEN') ? [(int) constant('CURLOPT_TCP_FASTOPEN') => 1] : []
-            ))
-            ->withToken($token)
-            ->get($this->endpoint('/server/customer/product/list'))
-            ->json();
+        try {
+            $response = $this->http(7)
+                ->withToken($token)
+                ->get($this->endpoint('/server/customer/product/list'))
+                ->throw()
+                ->json();
+        } catch (\Throwable $e) {
+            // توکن مرده / قطع شبکه — یک بار لاگین مجدد
+            $token = $this->montzarLogin();
+            $response = $this->http(7)
+                ->withToken($token)
+                ->get($this->endpoint('/server/customer/product/list'))
+                ->throw()
+                ->json();
+        }
 
         if ((isset($response['message']) && $response['message'] === 'no authorised') || $response === null) {
             $token = $this->montzarLogin();
 
-            $response = Http::timeout(7)
-                ->acceptJson()
+            $response = $this->http(7)
                 ->withToken($token)
                 ->get($this->endpoint('/server/customer/product/list'))
+                ->throw()
                 ->json();
         }
 
@@ -263,9 +306,7 @@ class MontzarService
 
     private function sendColleagueLedgerHttp(string $method, string $url, string $token, ?array $payload)
     {
-        $pending = Http::timeout(30)
-            ->acceptJson()
-            ->withToken($token);
+        $pending = $this->http(30)->withToken($token);
 
         if (strtoupper($method) === 'GET') {
             return $pending->get($url, $payload ?? []);
@@ -368,8 +409,7 @@ class MontzarService
 
     private function postToMontzar(string $url, string $token, array $payload)
     {
-        return Http::timeout(15)
-            ->acceptJson()
+        return $this->http(15)
             ->withToken($token)
             ->post($url, $payload);
     }