calculateCoupon($appliedCouponList, $orderTotal); } return; } public function storeAppliedCouponData($appliedCouponList = [], $appliedDiscountsList = [], $orderId = null) { $couponHelper = new CouponHelper(); if (!empty($appliedCouponList)) { return $couponHelper->storeAppliedCouponData($appliedCouponList, $appliedDiscountsList, $orderId); } return; } public function show_coupon() { } }