优惠券添加全部课程类型

src/main/java/com/peanut/modules/book/controller/BuyOrderController.java

@@ -257,9 +257,6 @@ public class BuyOrderController {
                 }
                 CouponEntity coupon = couponService.getById(couponHistory.getCouponId());
                 if (coupon != null){
-                    if (new BigDecimal(coupon.getUseLevel()).compareTo(totalPrice)>0){
-                        return R.error("未达到优惠券使用门槛");
-                    }
                     couponHistory.setOrderId(buyOrder.getOrderId());
                     couponService.useCouponAmount(couponHistory);
                     totalPrice = totalPrice.subtract(coupon.getCouponAmount());