From fafae77d59bc333a11c6b43e8f8606e190341e4a Mon Sep 17 00:00:00 2001
From: 无关风月 <443237572@qq.com>
Date: 星期二, 10 六月 2025 16:53:13 +0800
Subject: [PATCH] 部分代码
---
ruoyi-service/ruoyi-goods/src/main/java/com/ruoyi/goods/service/impl/TGoodsServiceImpl.java | 219 +++++++++++++++++++++++++++++++++++++++++++++---------
1 files changed, 181 insertions(+), 38 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 f978336..9d58a76 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
@@ -25,6 +25,7 @@
import org.springframework.transaction.annotation.Transactional;
import javax.annotation.Resource;
+import java.util.ArrayList;
import java.util.Date;
import java.util.List;
import java.util.concurrent.TimeUnit;
@@ -49,10 +50,14 @@
private ITOrderService orderService;
@Resource
private TokenService tokenService;
-
@Override
public List<TGoodsVO> goodRecommend(Integer userId) {
return baseMapper.goodRecommend(userId);
+ }
+
+ @Override
+ public TGoods getById1(Integer goodsId) {
+ return this.baseMapper.getById1(goodsId);
}
@Override
@@ -66,9 +71,13 @@
if (null != goods.getTotal()) {
// 库存预热，redisson分布式锁
String key = String.format(RedisConstants.GOOD_STOCK, goods.getId());
- List<TOrder> orderList = orderService.lambdaQuery().eq(TOrder::getGoodsId, goodId)
+ 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) {
@@ -76,7 +85,7 @@
}
// redisson分布式锁
RSemaphore semaphore = redissonClient.getSemaphore(key);
- semaphore.trySetPermits(goods.getSurplus());
+ semaphore.trySetPermits(number);
semaphore.expire(Constants.SIXTY, TimeUnit.MINUTES);
}
return new GoodDetailVO(goods, recipient);
@@ -85,6 +94,7 @@
@Override
@Transactional(rollbackFor = Exception.class)
public R<String> goodExchange(GoodExchangeDTO goodExchange, Recipient recipient) {
+ // 用户本次兑换数量
Integer number = goodExchange.getNumber();
Integer goodId = goodExchange.getGoodId();
TGoods good = lambdaQuery().eq(TGoods::getId, goodId).one();
@@ -102,14 +112,40 @@
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();
- boolean canExchange = orderList.isEmpty() || null == good.getUserCount() ||
- (totalNumber + number) <= good.getUserCount();
+ // 用户已兑换数量
+ 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 = true;
+ if (null != good.getUserCount()) {
+ if (number > good.getUserCount()) {
+ canExchange = false;
+ } else {
+ canExchange = (totalNumber + number) <= good.getUserCount();
+ }
+ }
if (!canExchange) {
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: " +
(good.getUserCount() - totalNumber) + "！");
@@ -127,14 +163,34 @@
}
// 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！");
}
} 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 (userCount > 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 + "！");
+ }
+ } else {
+ return R.exchangeError("兑换失败，当前兑换数量已超过最大兑换数量！");
+ }
+ }
boolean result = exchangeGood(goodExchange, recipient, number, goodId, needIntegral);
if (!result) {
return R.exchangeError("商品兑换失败！");
@@ -142,30 +198,18 @@
}
return R.ok();
}
-
- private Boolean exchangeGood(GoodExchangeDTO goodExchange, Recipient recipient, Integer number,
- Integer goodId, int needIntegral) {
- // 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)
- TOrder order = orderInfo(goodExchange, recipient, number, goodId, needIntegral);
- boolean result = orderService.save(order);
- // 远程调用，生成积分明细
- result = result && studyClient.addIntegralDetail(Constants.BURDEN + needIntegral, Constants.SHOPPING_CONSUME).getData();
- // 扣除用户积分
- result = result && studyClient.exchangeIntegral(needIntegral, Constants.BURDEN).getData();
- return result;
- }
-
@Override
@Transactional(rollbackFor = Exception.class)
public R goodExchange1(GoodExchangeDTO goodExchange, Recipient recipient) {
+ // 用户本次兑换数量
Integer number = goodExchange.getNumber();
Integer goodId = goodExchange.getGoodId();
- TGoods good = this.getById(goodId);
+ TGoods good = lambdaQuery().eq(TGoods::getId, goodId).one();
if (null == good) {
return R.exchangeError("商品不存在，请稍后重试！");
}
LoginUserParent loginUser1 = tokenService.getLoginUser1();
- if (null == loginUser1){
+ if (null == loginUser1) {
return R.tokenError("登录失效");
}
// 校验用户积分是否足够兑换
@@ -178,14 +222,41 @@
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) {
+ return R.exchangeError("商品库存不足，兑换失败！");
+// 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();
- boolean canExchange = orderList.isEmpty() || null == good.getUserCount() ||
- (totalNumber + number) <= good.getUserCount();
+ // 用户已兑换数量
+ 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 = true;
+ if (null != good.getUserCount()) {
+ if (number > good.getUserCount()) {
+ canExchange = false;
+ } else {
+ canExchange = (totalNumber + number) <= good.getUserCount();
+ }
+ }
if (!canExchange) {
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: " +
(good.getUserCount() - totalNumber) + "！");
@@ -202,21 +273,75 @@
return R.exchangeError("当前商品库存不足");
}
// 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();
+ boolean result = exchangeGoodParent(goodExchange, recipient, number, goodId, needIntegral);
if (!result) {
semaphore.release(number);
return R.exchangeError("商品兑换失败！");
}
} else {
- boolean result = exchangeGood(goodExchange, recipient, number, goodId, needIntegral);
+ 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 (userCount > 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 + "！");
+ }
+ } else {
+ return R.exchangeError("兑换失败，当前兑换数量已超过最大兑换数量！");
+ }
+ }
+ boolean result = exchangeGoodParent(goodExchange, recipient, number, goodId, needIntegral);
if (!result) {
return R.exchangeError("商品兑换失败！");
}
}
return R.ok();
+ }
+ private Boolean exchangeGood(GoodExchangeDTO goodExchange, Recipient recipient, Integer number,
+ Integer goodId, int needIntegral) {
+ // 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)
+ TOrder order = orderInfo(goodExchange, recipient, number, goodId, needIntegral);
+ order.setProvince(recipient.getProvince());
+ order.setCity(recipient.getCity());
+ boolean result = orderService.save(order);
+ // 远程调用，生成积分明细
+ result = result && studyClient.addIntegralDetail(Constants.BURDEN + needIntegral, Constants.SHOPPING_CONSUME).getData();
+ // 扣除用户积分
+ result = result && studyClient.exchangeIntegral(needIntegral, Constants.BURDEN).getData();
+ return result;
+ }
+
+ private Boolean exchangeGoodParent(GoodExchangeDTO goodExchange, Recipient recipient, Integer number,
+ Integer goodId, int needIntegral) {
+ // 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)
+ TOrder order = orderInfoParent(goodExchange, recipient, number, goodId, needIntegral);
+ order.setProvince(recipient.getProvince());
+ order.setCity(recipient.getCity());
+ boolean result = orderService.save(order);
+ // 远程调用，生成积分明细
+ result = result && studyClient.addIntegralDetailParent(Constants.BURDEN + needIntegral, Constants.SHOPPING_CONSUME).getData();
+ // 扣除用户积分
+ result = result && studyClient.exchangeIntegralParent(needIntegral, Constants.BURDEN).getData();
+ return result;
+ }
+
+
+
+ @Override
+ public void updateOne(TGoods dto) {
+ this.baseMapper.updateOne(dto);
}
private TOrder orderInfo(GoodExchangeDTO goodExchange, Recipient recipient, Integer number, Integer goodId, int needIntegral) {
@@ -227,10 +352,28 @@
order.setGoodsId(goodId);
order.setCount(number);
order.setState(1);
+ order.setRemark(goodExchange.getRemark());
order.setIntegral(needIntegral);
order.setConsigneeName(recipient.getRecipient());
order.setConsigneePhone(recipient.getRecipientPhone());
- order.setConsigneeAddress(recipient.getAddress());
+ order.setConsigneeAddress(recipient.getProvince() + recipient.getCity() + recipient.getAddress());
+ order.setDisabled(Boolean.FALSE);
+ return order;
+ }
+
+ private TOrder orderInfoParent(GoodExchangeDTO goodExchange, Recipient recipient, Integer number, Integer goodId, int needIntegral) {
+ TOrder order = new TOrder();
+ order.setOrderNumber(goodExchange.getOrderNumber());
+ order.setUserId(tokenService.getLoginUser1().getUserid());
+ order.setInsertTime(new Date());
+ order.setGoodsId(goodId);
+ order.setCount(number);
+ order.setState(1);
+ order.setRemark(goodExchange.getRemark());
+ order.setIntegral(needIntegral);
+ order.setConsigneeName(recipient.getRecipient());
+ order.setConsigneePhone(recipient.getRecipientPhone());
+ order.setConsigneeAddress(recipient.getProvince() + recipient.getCity() + recipient.getAddress());
order.setDisabled(Boolean.FALSE);
return order;
}
--
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