From f7d41b7891ea7cb9773f4cb415df0234c177ec0b Mon Sep 17 00:00:00 2001
From: KKSU <15274802129@163.com>
Date: Tue, 31 Dec 2024 11:26:56 +0800
Subject: [PATCH] refactor(mall): 优化优惠券计算逻辑
---
src/main/java/cc/mrbird/febs/mall/service/impl/AdminMallGoodsService.java | 52 ++++++++++++++++++++++++++++------------------------
1 files changed, 28 insertions(+), 24 deletions(-)
diff --git a/src/main/java/cc/mrbird/febs/mall/service/impl/AdminMallGoodsService.java b/src/main/java/cc/mrbird/febs/mall/service/impl/AdminMallGoodsService.java
index 66b9a5d..32b898a 100644
--- a/src/main/java/cc/mrbird/febs/mall/service/impl/AdminMallGoodsService.java
+++ b/src/main/java/cc/mrbird/febs/mall/service/impl/AdminMallGoodsService.java
@@ -852,11 +852,13 @@
@Override
public FebsResponse couponRuleAdd(CouponRuleAddDto couponRuleAddDto) {
String name = couponRuleAddDto.getName();
- QueryWrapper<MallGoodsCoupon> objectQueryWrapper = new QueryWrapper<>();
- objectQueryWrapper.eq("name",name);
- List<MallGoodsCoupon> mallGoodsCoupons = mallGoodsCouponMapper.selectList(objectQueryWrapper);
+ List<MallGoodsCoupon> mallGoodsCoupons = mallGoodsCouponMapper.selectList(
+ new LambdaQueryWrapper<MallGoodsCoupon>()
+ .select(MallGoodsCoupon::getId)
+ .eq(MallGoodsCoupon::getName,name)
+ );
if(CollUtil.isNotEmpty(mallGoodsCoupons)){
- return new FebsResponse().fail().message("名称不能重复");
+ return new FebsResponse().fail().message("优惠卷名称重复了");
}
MallGoodsCoupon mallGoodsCoupon = new MallGoodsCoupon();
@@ -868,17 +870,18 @@
mallGoodsCouponMapper.insert(mallGoodsCoupon);
Long couponId = mallGoodsCoupon.getId();
- QueryWrapper<CouponGoods> objectQueryWrapperCoupon = new QueryWrapper<>();
- objectQueryWrapperCoupon.eq("coupon_id",couponId);
- List<CouponGoods> couponGoodsList = couponGoodsMapper.selectList(objectQueryWrapperCoupon);
- if(CollUtil.isNotEmpty(couponGoodsList)){
- for(CouponGoods couponGoods : couponGoodsList){
- couponGoodsMapper.deleteById(couponGoods);
- }
+ // 先判断是否存在关联商品，再进行查询和删除
+ if (CollUtil.isNotEmpty(couponGoodsMapper.selectList(
+ new LambdaQueryWrapper<CouponGoods>()
+ .select(CouponGoods::getId)
+ .eq(CouponGoods::getCouponId, couponId)))) {
+ couponGoodsMapper.delete(new LambdaQueryWrapper<CouponGoods>().eq(CouponGoods::getCouponId, couponId));
}
- if(CollUtil.isNotEmpty(couponRuleAddDto.getGoodsIds())){
- List<Long> goodsIds = couponRuleAddDto.getGoodsIds();
- for(Long goodsId : goodsIds){
+
+ // 处理 goodsIds 为 null 或空的情况
+ List<Long> goodsIds = couponRuleAddDto.getGoodsIds();
+ if (CollUtil.isNotEmpty(goodsIds)) {
+ for (Long goodsId : goodsIds) {
CouponGoods couponGoods = new CouponGoods();
couponGoods.setGoodsId(goodsId);
couponGoods.setCouponId(couponId);
@@ -951,17 +954,18 @@
mallGoodsCouponMapper.updateById(mallGoodsCoupon);
Long couponId = mallGoodsCoupon.getId();
- QueryWrapper<CouponGoods> objectQueryWrapperCoupon = new QueryWrapper<>();
- objectQueryWrapperCoupon.eq("coupon_id",couponId);
- List<CouponGoods> couponGoodsList = couponGoodsMapper.selectList(objectQueryWrapperCoupon);
- if(CollUtil.isNotEmpty(couponGoodsList)){
- for(CouponGoods couponGoods : couponGoodsList){
- couponGoodsMapper.deleteById(couponGoods);
- }
+ // 先判断是否存在关联商品，再进行查询和删除
+ if (CollUtil.isNotEmpty(couponGoodsMapper.selectList(
+ new LambdaQueryWrapper<CouponGoods>()
+ .select(CouponGoods::getId)
+ .eq(CouponGoods::getCouponId, couponId)))) {
+ couponGoodsMapper.delete(new LambdaQueryWrapper<CouponGoods>().eq(CouponGoods::getCouponId, couponId));
}
- if(CollUtil.isNotEmpty(adminMallGoodsCouponVo.getGoodsIds())){
- List<Long> goodsIds = adminMallGoodsCouponVo.getGoodsIds();
- for(Long goodsId : goodsIds){
+
+ // 处理 goodsIds 为 null 或空的情况
+ List<Long> goodsIds = adminMallGoodsCouponVo.getGoodsIds();
+ if (CollUtil.isNotEmpty(goodsIds)) {
+ for (Long goodsId : goodsIds) {
CouponGoods couponGoods = new CouponGoods();
couponGoods.setGoodsId(goodsId);
couponGoods.setCouponId(couponId);
--
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