Magento 2 Get Coupon Code Programmatically 【2025-2026】

$result = $this->resultJsonFactory->create(); $couponCode = $this->couponService->fromCurrentSession(); return $result->setData([ 'success' => true, 'coupon_code' => $couponCode ?: 'No coupon applied' ]);

class GetCouponFromOrder

$this->orderRepository = $orderRepository; magento 2 get coupon code programmatically

class GetCouponCodeService