code review:会员等级
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@ -52,6 +52,7 @@ public class MemberLevelLogDO extends BaseDO {
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* 会员此时的经验
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*/
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private Integer userExperience;
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// TODO @疯狂:是不是 remark 和 description 可以合并成 description 就够了
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/**
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* 备注
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*/
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@ -55,6 +55,8 @@ public interface MemberExperienceLogService {
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*/
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List<MemberExperienceLogDO> getExperienceLogList(MemberExperienceLogExportReqVO exportReqVO);
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// TODO @疯狂:类似 MemberLevelLogService 的方法,这里也需要提供一个通用的方法,用于创建经验变动记录
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/**
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* 创建 手动调整 经验变动记录
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*
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@ -56,6 +56,8 @@ public interface MemberLevelLogService {
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*/
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List<MemberLevelLogDO> getLevelLogList(MemberLevelLogExportReqVO exportReqVO);
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// TODO @疯狂:把 createCancelLog、createAdjustLog、createAutoUpgradeLog 几个日志合并成一个通用的日志方法;整体的内容,交给 MemberLevelService 去做;以及对应的 level 变化的通知;
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/**
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* 创建记录: 取消等级
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*
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@ -140,7 +140,6 @@ public class MemberLevelServiceImpl implements MemberLevelService {
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@VisibleForTesting
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void validateConfigValid(Long id, String name, Integer level, Integer experience) {
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List<MemberLevelDO> list = levelMapper.selectList();
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// 校验名称唯一
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validateNameUnique(list, id, name);
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// 校验等级唯一
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@ -169,9 +168,10 @@ public class MemberLevelServiceImpl implements MemberLevelService {
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return levelMapper.selectListByStatus(status);
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}
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@Transactional(rollbackFor = Exception.class)
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@Override
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@Transactional(rollbackFor = Exception.class)
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public void updateUserLevel(MemberUserDO user, Long levelId, String reason) {
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// TODO @疯狂:可以直接 ObjUtil.equal(user.getLevelId(), levelId),解决这 2 个场景
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// 未调整的情况1
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if (user.getLevelId() == null && levelId == null) {
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return;
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@ -182,6 +182,7 @@ public class MemberLevelServiceImpl implements MemberLevelService {
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}
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// 需要后台用户填写为什么调整会员的等级
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// TODO @疯狂:这个 reason 是不是可以放到 validator 里做哈;
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if (StrUtil.isBlank(reason)) {
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throw exception(LEVEL_REASON_NOT_EXISTS);
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}
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@ -192,6 +193,7 @@ public class MemberLevelServiceImpl implements MemberLevelService {
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if (levelId == null) {
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experience = -user.getExperience();
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// TODO @疯狂:这里的逻辑,应该和下面的 207 到 210 行的逻辑一致,都是先记录日志,再更新会员表;所以,是不是都可以类似 214 的写法哈。
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// 取消了会员的等级
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memberLevelLogService.createCancelLog(user.getId(), reason);
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memberUserMapper.cancelUserLevel(user.getId());
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@ -208,36 +210,38 @@ public class MemberLevelServiceImpl implements MemberLevelService {
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updateUserLevelIdAndExperience(user.getId(), levelId, totalExperience);
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}
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// 记录会员经验变动
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memberExperienceLogService.createAdjustLog(user.getId(), experience, totalExperience);
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}
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@Transactional(rollbackFor = Exception.class)
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// TODO @疯狂:方法名,建议改成 increase 或者 add 经验,和项目更统一一些
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// TODO @疯狂:bizType 改成具体数值,主要是枚举在 api 不好传递,rpc 情况下
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@Override
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@Transactional(rollbackFor = Exception.class)
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public void plusExperience(Long userId, Integer experience, MemberExperienceBizTypeEnum bizType, String bizId) {
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if (experience == 0) {
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return;
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}
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MemberUserDO user = memberUserMapper.selectById(userId);
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// TODO @疯狂:默认给 Experience 搞个 0 哈。这里就不做兜底逻辑啦
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if (user.getExperience() == null) {
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user.setExperience(0);
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}
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// 防止扣出负数
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// TODO @疯狂:如果经验出现负数,是不是抛出异常会更合理;按道理不应该出现的;
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int userExperience = NumberUtil.max(user.getExperience() + experience, 0);
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// 创建经验记录
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memberExperienceLogService.createBizLog(userId, experience, userExperience, bizType, bizId);
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// 计算会员等级
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Long levelId = calcLevel(user, userExperience);
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// 更新会员表上的等级编号、经验值
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updateUserLevelIdAndExperience(user.getId(), levelId, userExperience);
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}
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// TODO @疯狂:让 memberUserService 那开个方法;每个模块,不直接操作对方的 mapper;
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private void updateUserLevelIdAndExperience(Long userId, Long levelId, Integer experience) {
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memberUserMapper.updateById(new MemberUserDO()
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.setId(userId)
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@ -252,6 +256,8 @@ public class MemberLevelServiceImpl implements MemberLevelService {
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* @param userExperience 会员当前的经验值
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* @return 会员等级编号,null表示无变化
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*/
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// calc
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// TODO @疯狂:calc 改成完整的拼写哈。是不是改成 calculateNewLevel
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private Long calcLevel(MemberUserDO user, int userExperience) {
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List<MemberLevelDO> list = getEnableLevelList();
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if (CollUtil.isEmpty(list)) {
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@ -273,6 +279,7 @@ public class MemberLevelServiceImpl implements MemberLevelService {
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return null;
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}
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// TODO @疯狂:这个方法,应该只做 level 的计算,不做登记的变更。
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// 保存等级变更记录
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memberLevelLogService.createAutoUpgradeLog(user, matchLevel);
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return matchLevel.getId();
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