From a9bf1fc6ffb80c2de56e1730595b3abde4910484 Mon Sep 17 00:00:00 2001 From: hjl <1657978663@qq.com> Date: 星期五, 21 六月 2024 17:17:55 +0800 Subject: [PATCH] fix: 学习端bug --- ruoyi-service/ruoyi-goods/src/main/java/com/ruoyi/goods/service/impl/TGoodsServiceImpl.java | 8 ++++---- 1 files changed, 4 insertions(+), 4 deletions(-) diff --git a/ruoyi-service/ruoyi-goods/src/main/java/com/ruoyi/goods/service/impl/TGoodsServiceImpl.java b/ruoyi-service/ruoyi-goods/src/main/java/com/ruoyi/goods/service/impl/TGoodsServiceImpl.java index ca60bf3..cda7ef4 100644 --- a/ruoyi-service/ruoyi-goods/src/main/java/com/ruoyi/goods/service/impl/TGoodsServiceImpl.java +++ b/ruoyi-service/ruoyi-goods/src/main/java/com/ruoyi/goods/service/impl/TGoodsServiceImpl.java @@ -68,7 +68,10 @@ String key = String.format(RedisConstants.GOOD_STOCK, goods.getId()); List<TOrder> orderList = orderService.lambdaQuery().eq(TOrder::getGoodsId, goodId) .eq(TOrder::getDisabled, 0).list(); - int sum = orderList.stream().map(TOrder::getCount).mapToInt(Integer::intValue).sum(); + int sum = 0; + if (!orderList.isEmpty()) { + sum = orderList.stream().map(TOrder::getCount).mapToInt(Integer::intValue).sum(); + } // 计算商品剩余可兑换数量 int number = goods.getTotal() - sum; if (number <= 0) { @@ -127,9 +130,6 @@ } // 兑换成功,生成订单信息、生成积分明细(积分明细需要远程调用rouyi-study服务) boolean result = exchangeGood(goodExchange, recipient, number, goodId, needIntegral); - // 扣除库存 - result = result && this.lambdaUpdate().set(TGoods::getTotal, good.getTotal() - number) - .eq(TGoods::getId, good.getId()).update(); if (!result) { semaphore.release(number); return R.exchangeError("商品兑换失败!"); -- Gitblit v1.7.1