From e63f08bb358dd2d53a1bece9fb7654ff196c113b Mon Sep 17 00:00:00 2001
From: KKSU <15274802129@163.com>
Date: Thu, 09 Jan 2025 18:03:58 +0800
Subject: [PATCH] refactor(mall): 优化 BigDecimal 的舍入方式
---
src/main/java/cc/mrbird/febs/mall/service/impl/RunVipServiceImpl.java | 88 ++++++++++++++++++++++++++++++-------------
1 files changed, 61 insertions(+), 27 deletions(-)
diff --git a/src/main/java/cc/mrbird/febs/mall/service/impl/RunVipServiceImpl.java b/src/main/java/cc/mrbird/febs/mall/service/impl/RunVipServiceImpl.java
index 9912a03..d46432f 100644
--- a/src/main/java/cc/mrbird/febs/mall/service/impl/RunVipServiceImpl.java
+++ b/src/main/java/cc/mrbird/febs/mall/service/impl/RunVipServiceImpl.java
@@ -33,7 +33,6 @@
import org.springframework.transaction.annotation.Transactional;
import java.math.BigDecimal;
-import java.math.RoundingMode;
import java.util.ArrayList;
import java.util.List;
import java.util.Map;
@@ -105,10 +104,12 @@
.orderByDesc(RunVipGrow::getId)
).stream().findFirst().orElse(null);
if(runVipGrow != null){
- BigDecimal amountNow = runVipGrow.getAmountNow();
- reduceAmount = reduceAmount.add(amountNow);
+ reduceAmount = runVipGrow.getAmountNow();
}
presentAmount = presentAmount.subtract(reduceAmount);
+ if(BigDecimal.ZERO.compareTo(presentAmount) >= 0){
+ throw new FebsException("支付异常，请刷新页面重试");
+ }
Long addressId = apiGoChargeDto.getAddressId();
MallMemberPayment mallMemberPayment = mallMemberPaymentMapper.selectById(addressId);
@@ -202,10 +203,12 @@
.orderByDesc(RunVipGrow::getId)
).stream().findFirst().orElse(null);
if(runVipGrow != null){
- BigDecimal amountNow = runVipGrow.getAmountNow();
- reduceAmount = reduceAmount.add(amountNow);
+ reduceAmount = runVipGrow.getAmountNow();
}
presentAmount = presentAmount.subtract(reduceAmount);
+ if(BigDecimal.ZERO.compareTo(presentAmount) >= 0){
+ throw new FebsException("支付异常，请刷新页面重试");
+ }
MallMemberWallet mallMemberWallet = mallMemberWalletMapper.selectWalletByMemberId(memberId);
if(mallMemberWallet.getCommission().compareTo(BigDecimal.ZERO) <= 0){
@@ -447,6 +450,7 @@
apiGrowInfoVo.setLevelNow(runVipNow.getVipCode());
apiGrowInfoVo.setAmountNow(runVipNow.getPresentPrice());
+
//获取runVips中的orderNumber为runVipNow.getOrderNumber() + 1的那个元素
RunVip runVipNext = runVips.stream().filter(runVip -> runVip.getOrderNumber() == runVipNow.getOrderNumber() + 1).findFirst().orElse(null);
if(runVipNext != null){
@@ -492,7 +496,7 @@
if(runVipNext == null){
throw new FebsException("无法升级会员权益");
}
- if(runVip.getOrderNumber() < runVipNext.getOrderNumber()){
+ if(runVip.getOrderNumber() >= runVipNext.getOrderNumber()){
throw new FebsException("用户无法升级");
}
@@ -534,40 +538,32 @@
BigDecimal subtract = amountAll.subtract(amountNow);
if(subtract.compareTo(amount) <= 0){
- runVipGrow.setAmountNow(amountAll);
-
mallCharge.setVipCode(runVipGrow.getLevelNext());
}else{
- runVipGrow.setAmountNow(amountNow.add(amount).setScale(2, RoundingMode.DOWN));
-
mallCharge.setVipCode(memberLevel);
}
- runVipGrow.setAmount(amount);
- runVipGrowMapper.updateById(runVipGrow);
}else{
- runVipGrow = new RunVipGrow();
- runVipGrow.setMemberId(memberId);
- runVipGrow.setLevelNow(memberLevel);
- runVipGrow.setLevelNext(runVipNext.getVipCode());
- runVipGrow.setAmountAll(runVipNext.getPresentPrice());
- runVipGrow.setAmount(amount);
- runVipGrow.setAmountNow(amount);
- runVipGrowMapper.insert(runVipGrow);
- if(runVipGrow.getAmountAll().compareTo(amount) <= 0){
- mallCharge.setVipCode(runVipGrow.getLevelNext());
+ BigDecimal presentPrice = runVip.getPresentPrice();
+ BigDecimal add = presentPrice.add(amount);
+
+ BigDecimal presentPriceNext = runVipNext.getPresentPrice();
+ if(presentPriceNext.compareTo(add) <= 0){
+ mallCharge.setVipCode(runVipNext.getVipCode());
}
}
mallChargeMapper.insert(mallCharge);
agentProducer.sendBuyVipSuccessMsg(mallCharge.getId());
- return new FebsResponse().success().data("操作成功");
+ return new FebsResponse().success().message("操作成功");
}
@Override
public FebsResponse growCharge(ApiGrowChargeDto apiGrowChargeDto) {
Long memberId = LoginUserUtil.getLoginUser().getId();
+
+ ApiGoChargeVo apiGoChargeVo = new ApiGoChargeVo();
BigDecimal amount = apiGrowChargeDto.getAmount();
if(BigDecimal.ZERO.compareTo(amount) >= 0){
@@ -594,7 +590,7 @@
if(runVipNext == null){
throw new FebsException("无法升级会员权益");
}
- if(runVip.getOrderNumber() < runVipNext.getOrderNumber()){
+ if(runVip.getOrderNumber() >= runVipNext.getOrderNumber()){
throw new FebsException("用户无法升级");
}
@@ -660,12 +656,50 @@
mallCharge.setVipCode(runVipGrow.getLevelNext());
}
}else{
- if(runVipGrow.getAmountAll().compareTo(amount) <= 0){
- mallCharge.setVipCode(runVipGrow.getLevelNext());
+ BigDecimal add = runVip.getPresentPrice().add(amount);
+ if(runVipNext.getPresentPrice().compareTo(add) <= 0){
+ mallCharge.setVipCode(runVipNext.getVipCode());
}
}
mallChargeMapper.insert(mallCharge);
- return new FebsResponse().success().data("操作成功");
+
+ apiGoChargeVo.setFailTime(mallCharge.getFailTime());
+ apiGoChargeVo.setAddress(mallCharge.getAddress());
+ apiGoChargeVo.setAmount(mallCharge.getAmount());
+ apiGoChargeVo.setSysAddress(mallCharge.getSysAddress());
+ apiGoChargeVo.setSysAddressType(mallCharge.getType());
+
+ /**
+ * 充值接口调用后，发送一个延时队列
+ * 功能：延迟时间为【failMinutes】后，更新充值记录为失败。
+ */
+ ApiMemberChargeFailDto apiMemberChargeFailDto = new ApiMemberChargeFailDto();
+ apiMemberChargeFailDto.setChargeId(mallCharge.getId());
+ apiMemberChargeFailDto.setFailTime(Integer.parseInt(failMinutes) * 60L* 1000L);
+ agentProducer.sendMemberChargeFailMsg(apiMemberChargeFailDto);
+ return new FebsResponse().success().data(apiGoChargeVo);
+ }
+
+ @Override
+ public FebsResponse reduceAmount() {
+ Long memberId = LoginUserUtil.getLoginUser().getId();
+ ApiReduceAmountVo apiReduceAmountVo = new ApiReduceAmountVo();
+ MallMember mallMember = mallMemberMapper.selectById(memberId);
+ //减免价格
+ RunVip runVip = this.baseMapper.selectOne(new LambdaQueryWrapper<RunVip>().eq(RunVip::getVipCode, mallMember.getLevel()));
+ BigDecimal reduceAmount = runVip.getPresentPrice();
+ RunVipGrow runVipGrow = runVipGrowMapper.selectList(
+ new LambdaQueryWrapper<RunVipGrow>()
+ .eq(RunVipGrow::getMemberId, memberId)
+ .eq(RunVipGrow::getLevelNow, mallMember.getLevel())
+ .orderByDesc(RunVipGrow::getId)
+ ).stream().findFirst().orElse(null);
+ if(runVipGrow != null){
+ BigDecimal amountNow = runVipGrow.getAmountNow();
+ reduceAmount = amountNow;
+ }
+ apiReduceAmountVo.setReduceAmount(reduceAmount);
+ return new FebsResponse().success().data(apiReduceAmountVo);
}
}
--
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