update

mec-biz/src/main/java/com/ym/mec/biz/service/impl/ImGroupMemberServiceImpl.java

@@ -160,6 +160,7 @@ public class ImGroupMemberServiceImpl extends BaseServiceImpl<Long, ImGroupMembe
 	}
 
 	@Override
+	@Transactional(rollbackFor = Exception.class)
 	public boolean quit(Long imGroupId, List<Integer> userIdList) {
 
 		ImGroup imGroup = imGroupDao.getLocked(imGroupId);
@@ -176,7 +177,7 @@ public class ImGroupMemberServiceImpl extends BaseServiceImpl<Long, ImGroupMembe
 
 		imGroupMemberDao.batchDelete(imGroupMemberList);
 
-		imGroup.setMemberNum(imGroup.getMemberNum() - 1);
+		imGroup.setMemberNum(imGroup.getMemberNum() - userIdList.size());
 		imGroup.setUpdateTime(new Date());
 		imGroupDao.update(imGroup);