refactor(mall): 调整余额转币的精度为2位小数

KKSU

2024-12-30 31c395a25544ac628bb263e5464d3dbad500c165

refactor(mall): 调整余额转币的精度为2位小数

- 将 balanceToCoin 的精度从 4位小数修改为 2位小数
- 保留 withdrawalAmount 和 fee 的精度为 2 位小数

 src/main/java/cc/mrbird/febs/mall/service/impl/ApiMallMemberServiceImpl.java

@@ -580,7 +580,7 @@
                dataDictionaryCustomMapper.selectDicDataByTypeAndCode(
                        RunVipDataDictionaryEnum.RUN_VIP_BALANCE_TO_COIN_PERCENT.getType(),
                        RunVipDataDictionaryEnum.RUN_VIP_BALANCE_TO_COIN_PERCENT.getCode()).getValue()
        ).setScale(4, BigDecimal.ROUND_DOWN);
        ).setScale(2, BigDecimal.ROUND_DOWN);

        BigDecimal withdrawalAmount = withdrawalDto.getAmount().multiply(balanceToCoin).setScale(2, BigDecimal.ROUND_DOWN);
        BigDecimal fee = balanceToCoinPercent;