From d654190e3fa7e9aa4137b2f27d398cc0b015579f Mon Sep 17 00:00:00 2001
From: lenghui <h280650@163.com>
Date: Fri, 20 Dec 2024 23:53:13 +0800
Subject: [PATCH] =?UTF-8?q?=E5=88=A0=E9=99=A4=E9=83=A8=E5=88=86=E9=85=8D?=
=?UTF-8?q?=E7=BD=AE?=
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Content-Type: text/plain; charset=UTF-8
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---
pom.xml | 2 +-
src/main/java/com/lh/mapper/CrowdfundingMapper.java | 2 ++
src/main/java/com/lh/service/CrowdfundingServiceImpl.java | 11 ++++++++---
src/main/resources/com/lh/mapper/CrowdfundingMapper.xml | 3 +++
4 files changed, 14 insertions(+), 4 deletions(-)
diff --git a/pom.xml b/pom.xml
index 6d6c306..2954025 100644
--- a/pom.xml
+++ b/pom.xml
@@ -43,7 +43,7 @@
<dependency>
<groupId>mysql</groupId>
<artifactId>mysql-connector-java</artifactId>
- <version>5.1.49</version>
+ <version>8.0.26</version>
<scope>runtime</scope>
</dependency>
</dependencies>
diff --git a/src/main/java/com/lh/mapper/CrowdfundingMapper.java b/src/main/java/com/lh/mapper/CrowdfundingMapper.java
index 31a3136..9f22d46 100644
--- a/src/main/java/com/lh/mapper/CrowdfundingMapper.java
+++ b/src/main/java/com/lh/mapper/CrowdfundingMapper.java
@@ -19,6 +19,8 @@ public interface CrowdfundingMapper {
//当前众筹数量+1
void updateNowNumber();
+ //当前众筹数量-1
+ void updateMinusNowNumber();
//修改状态
void updateStatus(Integer status);
diff --git a/src/main/java/com/lh/service/CrowdfundingServiceImpl.java b/src/main/java/com/lh/service/CrowdfundingServiceImpl.java
index 1916d36..1e4121b 100644
--- a/src/main/java/com/lh/service/CrowdfundingServiceImpl.java
+++ b/src/main/java/com/lh/service/CrowdfundingServiceImpl.java
@@ -15,12 +15,15 @@ public class CrowdfundingServiceImpl implements CrowdfundingService {
@Autowired
private CrowdfundingMapper crowdfundingMapper;
@Override
+ @Transactional(rollbackFor = Exception.class)
public CrowdfundingInfo loadPage() {
- CrowdfundingInfo crowdfundingInfoList = crowdfundingMapper.loadPage();
- //如果当前进度大于等于目标人数，将status变更为0
- if (crowdfundingInfoList != null && crowdfundingInfoList.getNowNumber() >= crowdfundingInfoList.getTargetNumber()) {
+ CrowdfundingInfo crowdfundingInfoList1 = crowdfundingMapper.loadPage();
+ if (crowdfundingInfoList1 != null && crowdfundingInfoList1.getNowNumber() >= crowdfundingInfoList1.getTargetNumber()) {
+ crowdfundingMapper.updateStatus(1);
+ }else {
crowdfundingMapper.updateStatus(0);
}
+ CrowdfundingInfo crowdfundingInfoList = crowdfundingMapper.loadPage();
List<Participant> participants = crowdfundingMapper.queryCrowdUser(null);
if (crowdfundingInfoList != null) {
crowdfundingInfoList.setParticipantList(participants);
@@ -79,6 +82,7 @@ public class CrowdfundingServiceImpl implements CrowdfundingService {
}
@Override
+ @Transactional(rollbackFor = Exception.class)
public void deleteCrowdUser(String jwcode) throws MyException {
if (CollectionUtils.isEmpty(crowdfundingMapper.queryCrowdUser(new Participant(null,jwcode,null,null)))) {
throw new MyException("删除失败，用户不存在");
@@ -86,6 +90,7 @@ public class CrowdfundingServiceImpl implements CrowdfundingService {
List<Participant> participants = crowdfundingMapper.queryCrowdUser(new Participant(null, jwcode, null, null));
Participant participant = participants.get(0);
crowdfundingMapper.saveDeleteCrowdUser(participant);
+ crowdfundingMapper.updateMinusNowNumber();
crowdfundingMapper.deleteCrowdUser(jwcode);
}
diff --git a/src/main/resources/com/lh/mapper/CrowdfundingMapper.xml b/src/main/resources/com/lh/mapper/CrowdfundingMapper.xml
index d78b394..98a62d2 100644
--- a/src/main/resources/com/lh/mapper/CrowdfundingMapper.xml
+++ b/src/main/resources/com/lh/mapper/CrowdfundingMapper.xml
@@ -19,6 +19,9 @@
<update id="updateStatus">
update crowdfundinginfo set status=#{status}
</update>
+ <update id="updateMinusNowNumber">
+ update crowdfundinginfo set now_number=now_number-1
+ </update>
<delete id="deleteCrowdUser">
delete from participants where jwcode=#{jwcode}
</delete>