验证 降级金额不能大于商品总金额 1

Cui Zhi Feng

2024-08-28 6b7dc98d1df2fe513b93f4ade4e97516bcbc75db

验证 降级金额不能大于商品总金额 1

 src/main/java/com/mzl/flower/service/payment/DeliveryOrderService.java

@@ -591,17 +591,18 @@
            throw new ValidationException("处理数量不能大于商品数量");
        }

        if(deductAmount != null && deductAmount.doubleValue() > oi.getTotal().doubleValue()){
            throw new ValidationException("降级金额不能大于商品总金额");
        }

        BigDecimal deduct = deductAmount;
        if(deduct == null){
            deduct = new BigDecimal(0);
            if(Constants.CHECK_TYPE.replace.name().equals(dto.getType())){
                deduct = oi.getSupplierPrice().multiply(new BigDecimal(dto.getNum()));
            } else if(Constants.CHECK_TYPE.lack.name().equals(dto.getType())){
                deduct = oi.getPrice().multiply(new BigDecimal(dto.getNum()));
        BigDecimal deduct = new BigDecimal(0);
        if(Constants.CHECK_TYPE.replace.name().equals(dto.getType())){
            deduct = oi.getSupplierPrice().multiply(new BigDecimal(dto.getNum()));
        } else if(Constants.CHECK_TYPE.lack.name().equals(dto.getType())){
            deduct = oi.getPrice().multiply(new BigDecimal(dto.getNum()));
        } else if (Constants.CHECK_TYPE.reduce.name().equals(dto.getType())) {
            if(deductAmount == null){
                throw new ValidationException("降级金额不能为空");
            }
            deduct = deductAmount.multiply(new BigDecimal(dto.getNum()));
            if(deduct.doubleValue() > oi.getTotal().doubleValue()){
                throw new ValidationException("降级金额不能大于商品总金额");
            }
        }