purchaseService = new PurchaseService(); $this->carRepo = new CarRepository(); } public function reserve($carId, $userId) { try { $this->purchaseService->reserveCar($carId, $userId); return ['success' => true, 'message' => 'Car reserved successfully for 15 minutes.']; } catch (Exception $e) { return ['success' => false, 'message' => $e->getMessage()]; } } public function checkout($carId, $userId, $buyerData) { try { $transactionId = $this->purchaseService->initiatePurchase($carId, $userId, $buyerData); return ['success' => true, 'transaction_id' => $transactionId]; } catch (Exception $e) { return ['success' => false, 'message' => $e->getMessage()]; } } }