|  | @@ -601,6 +601,11 @@ public class MusicGroupServiceImpl extends BaseServiceImpl<String, MusicGroup> i
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				|  |  |          studentPaymentOrder = studentRegistrationService.addOrder(studentRegistration, studentPaymentOrder, goodsDto, renewParamDto, couponPayParam);
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				|  |  |          //goodsDto.getOrderAmount 真实的原价  -  优惠的钱 = 本次订单应付的钱
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				|  |  |          BigDecimal actualAmount = goodsDto.getOrderAmount().subtract(studentPaymentOrder.getCouponRemitFee());
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				|  |  | +        //+ 课程优惠的钱(如果课程是送的那么加上)
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				|  |  | +        if (Objects.nonNull(goodsDto.getCourseRemitFee())) {
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				|  |  | +            actualAmount = actualAmount.add(goodsDto.getCourseRemitFee());
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				|  |  | +        }
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				|  |  | +        
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				|  |  |          //前端获取的价格
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				|  |  |          BigDecimal amount = renewParamDto.getAmount();
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				|  |  |          //校验 页面传入的价格 和 (本次原价-优惠价后的价格) 是否一致
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