fix some issue from sse

app/Services/PriceStreamService.php

@@ -2,8 +2,10 @@
 
 namespace App\Services;
 
+use Illuminate\Contracts\Cache\Repository;
 use Illuminate\Http\Request;
 use Illuminate\Support\Facades\Cache;
+use Illuminate\Support\Facades\Log;
 
 class PriceStreamService
 {
@@ -99,6 +101,31 @@ class PriceStreamService
         $this->publishToInbox($this->customerInboxKey($customerId), $event, $data);
     }
 
+    /**
+     * Inbox باید بین tick (CLI) و SSE (PHP-FPM) مشترک باشد.
+     * file cache روی چند ورکر/سرور inbox را جدا می‌کند → فقط ping دیده می‌شود.
+     */
+    private function store(): Repository
+    {
+        static $store = null;
+        if ($store instanceof Repository) {
+            return $store;
+        }
+
+        try {
+            $redis = Cache::store('redis');
+            $redis->get('price_sse_inbox:ping');
+            $store = $redis;
+        } catch (\Throwable $e) {
+            Log::warning('PriceStreamService: redis unavailable, falling back to default cache', [
+                'message' => $e->getMessage(),
+            ]);
+            $store = Cache::store();
+        }
+
+        return $store;
+    }
+
     private function inboxKey(): string
     {
         return self::INBOX_PREFIX.'global';
@@ -111,7 +138,7 @@ class PriceStreamService
 
     private function currentInboxSeq(string $key): int
     {
-        $inbox = Cache::get($key, ['seq' => 0, 'events' => []]);
+        $inbox = $this->store()->get($key, ['seq' => 0, 'events' => []]);
 
         return (int) ($inbox['seq'] ?? 0);
     }
@@ -121,7 +148,7 @@ class PriceStreamService
      */
     private function consumeInboxSince(string $key, int $afterId): array
     {
-        $inbox = Cache::get($key, ['seq' => 0, 'events' => []]);
+        $inbox = $this->store()->get($key, ['seq' => 0, 'events' => []]);
         $events = is_array($inbox['events'] ?? null) ? $inbox['events'] : [];
 
         return array_values(array_filter(
@@ -135,8 +162,10 @@ class PriceStreamService
      */
     private function publishToInbox(string $key, string $event, array $data): void
     {
-        Cache::lock($key.':lock', 5)->block(3, function () use ($key, $event, $data): void {
-            $inbox = Cache::get($key, ['seq' => 0, 'events' => []]);
+        $store = $this->store();
+
+        $store->lock($key.':lock', 5)->block(3, function () use ($store, $key, $event, $data): void {
+            $inbox = $store->get($key, ['seq' => 0, 'events' => []]);
             $events = is_array($inbox['events'] ?? null) ? $inbox['events'] : [];
             $lastEvent = $events !== [] ? $events[array_key_last($events)] : null;
 
@@ -157,7 +186,7 @@ class PriceStreamService
                 $inbox['events'] = array_slice($inbox['events'], -self::MAX_EVENTS);
             }
 
-            Cache::put($key, $inbox, now()->addSeconds(self::INBOX_TTL_SECONDS));
+            $store->put($key, $inbox, now()->addSeconds(self::INBOX_TTL_SECONDS));
         });
     }