update

liujie

2026-09-14 82a8bc62d5b9d5d607f6952329952b17eda2f0a0

 backend/src/main/java/com/tourguide/modules/finance/service/GuideWithdrawableBalanceService.java

@@ -29,7 +29,7 @@
        return value.signum() > 0 && guideUserMapper.decreaseBalance(guideId, value) == 1;
    }

    /** 退款冲正只扣除当前余额，余额不足时保留为零，避免退款回调因余额竞争失败。 */
    /** 退款冲正允许记录负余额，后续结算收益会优先抵扣退款形成的负债。 */
    public boolean debitForRefund(Long guideId, BigDecimal amount) {
        BigDecimal value = money(amount);
        return value.signum() > 0 && guideUserMapper.decreaseBalanceForRefund(guideId, value) == 1;