feat(patients): service quantity in visit session

Co-Authored-By: Claude Opus 4.8 <noreply@anthropic.com>

src/Patient/Service/PatientService.php

@@ -105,12 +105,13 @@ class PatientService
         $session->setPaymentMethod($data['payment_method'] ?? 'pending');
         $session->setNotes($data['notes'] ?? null);
 
-        // جمع‌آوری service items
+        // جمع‌آوری service items (با احتساب تعداد)
         $serviceItemsData = [];
         foreach (($data['services'] ?? []) as $svc) {
             $item = $this->serviceItemRepo->findByUuid($svc['service_item_uuid'] ?? '');
             if ($item !== null) {
-                $serviceItemsData[] = ['price_rials' => $item->getPriceRials()];
+                $qty = max(1, (int) ($svc['quantity'] ?? 1));
+                $serviceItemsData[] = ['price_rials' => $item->getPriceRials() * $qty];
             }
         }
 
@@ -133,7 +134,8 @@ class PatientService
                 continue;
             }
             $staff = !empty($svc['staff_uuid']) ? $this->staffRepo->findByUuid($svc['staff_uuid']) : null;
-            $ss    = new SessionService($session, $item, $staff);
+            $qty   = max(1, (int) ($svc['quantity'] ?? 1));
+            $ss    = new SessionService($session, $item, $staff, $qty);
             $this->sessionServiceRepo->save($ss);
         }