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新客立减 金额问题

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This commit is contained in:
wangw
2025-12-10 15:27:26 +08:00
parent 2cfe13cd99
commit 6ff5436128
1 changed files with 45 additions and 31 deletions
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46
cash-service/market-service/src/main/java/com/czg/service/market/service/impl/MkShopConsumeDiscountRecordServiceImpl.java
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@@ -65,7 +65,7 @@ public class MkShopConsumeDiscountRecordServiceImpl extends ServiceImpl<MkShopCo
// 随机金额（概率加起来是100）
List<MkConsumeDiscountRandom> randomList = consumeDiscountVO.getRandomDiscountList();
if ("RANDOM".equals(consumeDiscountVO.getDiscountType()) && (randomList == null || randomList.isEmpty()) ){
if ("RANDOM".equals(consumeDiscountVO.getDiscountType()) && (randomList == null || randomList.isEmpty())) {
throw new CzgException("随机立减配置错误");
}
ShopUser shopUser = shopUserService.getShopUserInfo(shopId, userId);
@@ -84,8 +84,8 @@ public class MkShopConsumeDiscountRecordServiceImpl extends ServiceImpl<MkShopCo
@Override
public void useDiscount(Long shopUserId, Long orderId, BigDecimal amount) {
AssertUtil.isTrue( shopUserId == null || orderId == null || amount == null, "参数不能为空");
ShopUser shopUser = shopUserService.getById(shopUserId);
AssertUtil.isTrue(shopUserId == null || orderId == null || amount == null, "参数不能为空");
// ShopUser shopUser = shopUserService.getById(shopUserId);
MkShopConsumeDiscountRecord discountRecord = getOne(new QueryWrapper()
.eq(MkShopConsumeDiscountRecord::getShopUserId, shopUserId));
@@ -139,8 +139,17 @@ public class MkShopConsumeDiscountRecordServiceImpl extends ServiceImpl<MkShopCo
.eq(MkShopConsumeDiscountRecord::getIsUse, 0)
.eq(MkShopConsumeDiscountRecord::getShopUserId, shopUser.getId()));
if (discountRecord != null) {
boolean isUp = false;
if (consumeDiscountVO.getUpdateTime() != null && consumeDiscountVO.getUpdateTime().isBefore(discountRecord.getUpdateTime())) {
BigDecimal deductionAmount = deductionAmount(consumeDiscountVO);
discountRecord.setAmount(deductionAmount);
isUp = true;
}
if (discountRecord.getOrderId() == null && orderId != null) {
discountRecord.setOrderId(orderId);
isUp = true;
}
if (isUp) {
updateById(discountRecord);
}
return discountRecord;
@@ -152,11 +161,24 @@ public class MkShopConsumeDiscountRecordServiceImpl extends ServiceImpl<MkShopCo
shopConsumeDiscountRecord.setOrderId(orderId);
shopConsumeDiscountRecord.setConsumeDiscountId(consumeDiscountVO.getId());
// 固定金额
if (TableValueConstant.ConsumeDiscount.DiscountType.FIXED.getCode().equals(consumeDiscountVO.getDiscountType())) {
shopConsumeDiscountRecord.setAmount(consumeDiscountVO.getDiscountAmount());
BigDecimal deductionAmount = deductionAmount(consumeDiscountVO);
if (deductionAmount.compareTo(BigDecimal.ZERO) == 0) {
return null;
}
shopConsumeDiscountRecord.setAmount(deductionAmount);
save(shopConsumeDiscountRecord);
return shopConsumeDiscountRecord;
} catch (Exception e) {
log.info(e.getMessage());
return null;
}
}
private BigDecimal deductionAmount(MkConsumeDiscountVO consumeDiscountVO) {
// 固定金额
if (TableValueConstant.ConsumeDiscount.DiscountType.FIXED.getCode().equals(consumeDiscountVO.getDiscountType())) {
return consumeDiscountVO.getDiscountAmount();
}
// 随机金额（概率加起来是100）
@@ -173,17 +195,9 @@ public class MkShopConsumeDiscountRecordServiceImpl extends ServiceImpl<MkShopCo
int prob = item.getProbability().intValue();
current += prob;
if (rand <= current) {
shopConsumeDiscountRecord.setAmount(item.getAmount());
save(shopConsumeDiscountRecord);
return shopConsumeDiscountRecord;
return item.getAmount();
}
}
throw new CzgException("随机立减计算失败");
} catch (Exception e) {
log.info(e.getMessage());
return null;
return BigDecimal.ZERO;
}
}
}