fix: 学习端bug

hjl

2024-07-01 355038c6e60a7648091eb84564918ac2dafde116

 ruoyi-service/ruoyi-goods/src/main/java/com/ruoyi/goods/service/impl/TGoodsServiceImpl.java

@@ -108,20 +108,28 @@
            // 检查库存总数是否足够
            List<TOrder> order = orderService.lambdaQuery().eq(TOrder::getGoodsId, goodId)
                    .eq(TOrder::getDisabled, 0).list();
            int item;
            if (!order.isEmpty()) {
                int totalNumber = order.stream().map(TOrder::getCount).collect(Collectors.toList())
                item = order.stream().map(TOrder::getCount).collect(Collectors.toList())
                        .stream().mapToInt(Integer::intValue).sum();
                boolean canBuy = good.getTotal() - totalNumber >= number;
                if (!canBuy) {
                    throw new GlobalException("商品库存不足，兑换失败！");
                }
            } else {
                item = 0;
            }
            boolean canBuy = good.getTotal() - item >= number;
            if (!canBuy) {
                throw new GlobalException("商品库存不足，兑换失败！");
            }
            // 检查用户兑换数量是否超过单用户最大兑换数量
            List<TOrder> orderList = orderService.lambdaQuery().eq(TOrder::getUserId, user.getId())
                    .eq(TOrder::getGoodsId, goodId).list();
            // 该商品订单为空、订单数量未超过商品的单个用户兑换上限数量时，可以进行兑换
            int totalNumber = orderList.stream().map(TOrder::getCount).collect(Collectors.toList())
                    .stream().mapToInt(Integer::intValue).sum();
            int totalNumber;
            if (orderList.isEmpty()) {
                totalNumber = 0;
            } else {
                // 该商品订单为空、订单数量未超过商品的单个用户兑换上限数量时，可以进行兑换
                totalNumber = orderList.stream().map(TOrder::getCount).collect(Collectors.toList())
                        .stream().mapToInt(Integer::intValue).sum();
            }
            boolean canExchange = orderList.isEmpty() || null == good.getUserCount() ||
                    (totalNumber + number) <= good.getUserCount();
            if (!canExchange) {
@@ -146,6 +154,27 @@
                return R.exchangeError("商品兑换失败！");
            }
        } else {
            if (null != good.getUserCount()) {
                // 检查用户兑换数量是否超过单用户最大兑换数量
                List<TOrder> orderList = orderService.lambdaQuery().eq(TOrder::getUserId, user.getId())
                        .eq(TOrder::getGoodsId, goodId).list();
                int totalNumber;
                if (orderList.isEmpty()) {
                    totalNumber = 0;
                } else {
                    // 该商品订单为空、订单数量未超过商品的单个用户兑换上限数量时，可以进行兑换
                    totalNumber = orderList.stream().map(TOrder::getCount).collect(Collectors.toList())
                            .stream().mapToInt(Integer::intValue).sum();
                }
                Integer userCount = good.getUserCount();
                if (good.getUserCount() > totalNumber) {
                    int i = userCount - totalNumber;
                    if (number > i) {
                        return R.exchangeError("兑换失败，当前兑换数量已超过最大兑换数量，剩余兑换数量为: " +
                                i + "！");
                    }
                }
            }
            boolean result = exchangeGood(goodExchange, recipient, number, goodId, needIntegral);
            if (!result) {
                return R.exchangeError("商品兑换失败！");
@@ -205,12 +234,31 @@
            return R.exchangeError("兑换失败，当前剩余积分不足！");
        }
        if (null != good.getTotal()) {
            // 检查库存总数是否足够
            List<TOrder> order = orderService.lambdaQuery().eq(TOrder::getGoodsId, goodId)
                    .eq(TOrder::getDisabled, 0).list();
            int item;
            if (!order.isEmpty()) {
                item = order.stream().map(TOrder::getCount).collect(Collectors.toList())
                        .stream().mapToInt(Integer::intValue).sum();
            } else {
                item = 0;
            }
            boolean canBuy = good.getTotal() - item >= number;
            if (!canBuy) {
                throw new GlobalException("商品库存不足，兑换失败！");
            }
            // 检查用户兑换数量是否超过单用户最大兑换数量
            List<TOrder> orderList = orderService.lambdaQuery().eq(TOrder::getUserId, user.getId())
                    .eq(TOrder::getGoodsId, goodId).list();
            // 该商品订单为空、订单数量未超过商品的单个用户兑换上限数量时，可以进行兑换
            int totalNumber = orderList.stream().map(TOrder::getCount).collect(Collectors.toList())
                    .stream().mapToInt(Integer::intValue).sum();
            int totalNumber;
            if (orderList.isEmpty()) {
                totalNumber = 0;
            } else {
                // 该商品订单为空、订单数量未超过商品的单个用户兑换上限数量时，可以进行兑换
                totalNumber = orderList.stream().map(TOrder::getCount).collect(Collectors.toList())
                        .stream().mapToInt(Integer::intValue).sum();
            }
            boolean canExchange = orderList.isEmpty() || null == good.getUserCount() ||
                    (totalNumber + number) <= good.getUserCount();
            if (!canExchange) {
@@ -238,6 +286,27 @@
                return R.exchangeError("商品兑换失败！");
            }
        } else {
            if (null != good.getUserCount()) {
                // 检查用户兑换数量是否超过单用户最大兑换数量
                List<TOrder> orderList = orderService.lambdaQuery().eq(TOrder::getUserId, user.getId())
                        .eq(TOrder::getGoodsId, goodId).list();
                int totalNumber;
                if (orderList.isEmpty()) {
                    totalNumber = 0;
                } else {
                    // 该商品订单为空、订单数量未超过商品的单个用户兑换上限数量时，可以进行兑换
                    totalNumber = orderList.stream().map(TOrder::getCount).collect(Collectors.toList())
                            .stream().mapToInt(Integer::intValue).sum();
                }
                Integer userCount = good.getUserCount();
                if (good.getUserCount() > totalNumber) {
                    int i = userCount - totalNumber;
                    if (number > i) {
                        return R.exchangeError("兑换失败，当前兑换数量已超过最大兑换数量，剩余兑换数量为: " +
                                i + "！");
                    }
                }
            }
            boolean result = exchangeGoodParent(goodExchange, recipient, number, goodId, needIntegral);
            if (!result) {
                return R.exchangeError("商品兑换失败！");