bugfix-175: 礼品ID命名规则修改

yudao-module-reward/yudao-module-reward-impl/src/main/java/cn/iocoder/yudao/module/reward/controller/admin/job/RewardCodeFlushTask.java

+package cn.iocoder.yudao.module.reward.controller.admin.job;
+
+import cn.iocoder.yudao.framework.quartz.core.handler.JobHandler;
+import cn.iocoder.yudao.module.reward.util.RewardGenCodeUtils;
+import lombok.extern.slf4j.Slf4j;
+import org.springframework.stereotype.Component;
+
+import javax.annotation.Resource;
+
+/**
+ * 礼品编号刷新任务
+ * @author zhaobiyan
+ */
+@Component
+@Slf4j
+public class RewardCodeFlushTask implements JobHandler {
+
+    @Resource
+    private RewardGenCodeUtils rewardGenCodeUtils;
+
+    @Override
+    public String execute(String param) throws Exception {
+        rewardGenCodeUtils.historyRewardCodeFlush();
+        return "success";
+    }
+}
\ No newline at end of file

yudao-module-reward/yudao-module-reward-impl/src/main/java/cn/iocoder/yudao/module/reward/dal/mysql/reward/RewardMapper.java

@@ -7,11 +7,14 @@ import cn.iocoder.yudao.framework.mybatis.core.vo.PageVO;
 import cn.iocoder.yudao.module.reward.dal.dataobject.reward.RewardDO;
 import cn.iocoder.yudao.module.reward.vo.reward.RewardQueryVO;
 import org.apache.ibatis.annotations.Mapper;
+import org.apache.ibatis.annotations.ResultType;
+import org.apache.ibatis.annotations.Select;
 
 import java.util.List;
 
 /**
  * 礼品 Mapper
+ *
  * @author 系统管理员
  */
 @Mapper
@@ -19,7 +22,7 @@ public interface RewardMapper extends AbstractMapper<RewardDO> {
     @Override
     default PageResult<RewardDO> selectPage(PageVO page, Object object) {
         if (object instanceof RewardQueryVO) {
-            RewardQueryVO vo = (RewardQueryVO)object;
+            RewardQueryVO vo = (RewardQueryVO) object;
             return selectPage(page, new LambdaQuery<RewardDO>()
                     .eqIfPresent(RewardDO::getCode, vo.getCode())
                     .eqIfPresent(RewardDO::getTitleZh, vo.getTitle())
@@ -40,7 +43,7 @@ public interface RewardMapper extends AbstractMapper<RewardDO> {
     @Override
     default List<RewardDO> selectList(Object object) {
         if (object instanceof RewardQueryVO) {
-            RewardQueryVO vo = (RewardQueryVO)object;
+            RewardQueryVO vo = (RewardQueryVO) object;
             return selectList(new LambdaQuery<RewardDO>()
                     .eqIfPresent(RewardDO::getCode, vo.getCode())
                     .eqIfPresent(RewardDO::getTitleZh, vo.getTitle())
@@ -57,4 +60,8 @@ public interface RewardMapper extends AbstractMapper<RewardDO> {
 
         return null;
     }
+
+    @ResultType(String.class)
+    @Select({"select code from ecw_reward order by code desc limit 1"})
+    String getCurrentMaxRewardCode();
 }

yudao-module-reward/yudao-module-reward-impl/src/main/java/cn/iocoder/yudao/module/reward/service/reward/RewardServiceImpl.java

@@ -22,11 +22,11 @@ import cn.iocoder.yudao.module.reward.enums.RewardPickMethedEnum;
 import cn.iocoder.yudao.module.reward.enums.RewardStatusEnum;
 import cn.iocoder.yudao.module.reward.vo.reward.*;
 import org.apache.commons.lang3.ObjectUtils;
-import org.apache.commons.lang3.RandomStringUtils;
 import org.apache.commons.lang3.StringUtils;
 import org.springframework.beans.BeanUtils;
 import org.springframework.stereotype.Service;
 import org.springframework.validation.annotation.Validated;
+import cn.iocoder.yudao.module.reward.util.RewardGenCodeUtils;
 
 import javax.annotation.Resource;
 import java.time.Instant;
@@ -51,6 +51,8 @@ public class RewardServiceImpl extends AbstractService<RewardMapper, RewardDO> i
     private NodeApi nodeApi;
     @Resource
     private MemberUserApi memberUserApi;
+    @Resource
+    private RewardGenCodeUtils rewardGenCodeUtils;
 
     @Override
     public List<Long> create(RewardCreateReqVO createReqVO) {
@@ -65,14 +67,9 @@ public class RewardServiceImpl extends AbstractService<RewardMapper, RewardDO> i
         for (RewardCreateReqVO.NodeAndPoints nodeId : createReqVO.getNodeIds()) {
             rewardDO.setNodeId(nodeId.getNodeId());
             rewardDO.setPointsRequire(nodeId.getPoints());
-            rewardDO.setCode(generateRewardCode());
-            //如果插入失败，重新生成code再次插入
-            try {
-                rewardMapper.insert(rewardDO);
-            } catch (Exception e) {
-                rewardDO.setCode(generateRewardCode());
+            rewardDO.setCode(rewardGenCodeUtils.generateRewardCode());
+
             rewardMapper.insert(rewardDO);
-            }
             ids.add(rewardDO.getId());
             rewardDO.setId(null);
         }
@@ -267,7 +264,7 @@ public class RewardServiceImpl extends AbstractService<RewardMapper, RewardDO> i
             throw exception(REWARD_NOT_EXISTS);
         }
         //重新生成礼品ID
-        reward.setCode(generateRewardCode());
+        reward.setCode(rewardGenCodeUtils.generateRewardCode());
         //设置为未启用
         reward.setStatus(RewardStatusEnum.DISABLED.getValue());
         //已兑换次数清零
@@ -277,12 +274,7 @@ public class RewardServiceImpl extends AbstractService<RewardMapper, RewardDO> i
         reward.setCreateTime(null);
         reward.setUpdateTime(null);
         reward.setDeleted(null);
-        try {
-            rewardMapper.insert(reward);
-        } catch (Exception e) {
-            reward.setCode(generateRewardCode());
         rewardMapper.insert(reward);
-        }
         return reward.getId();
     }
 
@@ -407,13 +399,6 @@ public class RewardServiceImpl extends AbstractService<RewardMapper, RewardDO> i
         }
     }
 
-    /**
-     * 生成礼品ID
-     */
-    private String generateRewardCode() {
-        return RandomStringUtils.randomAlphanumeric(12).toUpperCase();
-    }
-
     /**
      * 校验礼品是否过期并修改礼品状态
      */

yudao-module-reward/yudao-module-reward-impl/src/main/java/cn/iocoder/yudao/module/reward/util/RewardGenCodeUtils.java

+package cn.iocoder.yudao.module.reward.util;
+
+import cn.iocoder.yudao.framework.redis.helper.RedisHelper;
+import cn.iocoder.yudao.module.reward.dal.dataobject.reward.RewardDO;
+import cn.iocoder.yudao.module.reward.dal.mysql.reward.RewardMapper;
+import com.alibaba.excel.util.DateUtils;
+import org.redisson.api.RLock;
+import org.redisson.api.RedissonClient;
+import org.springframework.stereotype.Component;
+
+import javax.annotation.Resource;
+import java.util.Date;
+import java.util.List;
+import java.util.concurrent.TimeUnit;
+
+import static cn.iocoder.yudao.framework.common.exception.util.ServiceExceptionUtil.exception;
+import static cn.iocoder.yudao.module.infra.enums.ErrorCodeConstants.GET_LOCK_FAILED;
+
+/**
+ * 根据规则生成各种code
+ */
+@Component
+public class RewardGenCodeUtils {
+    @Resource
+    private RewardMapper rewardMapper;
+    @Resource
+    private RedisHelper redisHelper;
+    @Resource
+    private RedissonClient redissonClient;
+
+    /**
+     * 生成礼品ID
+     */
+    public String generateRewardCode() {
+        // 礼品ID命名规则：G+年+5位序列号，例如G2400005
+        String key = "rewardCode:max:number";
+        StringBuilder code = new StringBuilder();
+        code.append("G");
+        code.append(DateUtils.format(new Date(), "yy"));
+        Long codeNum;
+        if (redisHelper.hasKey(key)) {
+            codeNum = redisHelper.incrBy(key, 1);
+        } else {
+            RLock lock = redissonClient.getLock("next:reward:code:lock");
+            try {
+                boolean lockSuccess = lock.tryLock(2, 2, TimeUnit.SECONDS);
+                if (!lockSuccess) {
+                    throw exception(GET_LOCK_FAILED);
+                }
+                String currentMaxRewardCode = rewardMapper.getCurrentMaxRewardCode();
+                codeNum = Long.parseLong(currentMaxRewardCode.substring(3)) + 1;
+                redisHelper.set(key, String.valueOf(codeNum),10, TimeUnit.MINUTES);
+            } catch (InterruptedException e) {
+                throw exception(GET_LOCK_FAILED);
+            } finally {
+                lock.unlock();
+            }
+        }
+        // 获得5位序列号，不足位前面补0
+        code.append(String.format("%05d", codeNum));
+        return code.toString();
+    }
+    public void historyRewardCodeFlush() {
+        long start = 1L;
+        redisHelper.delete("rewardCode:max:number");
+        List<RewardDO> rewardDOS = rewardMapper.selectList();
+        for (RewardDO rewardDO : rewardDOS) {
+            StringBuilder code = new StringBuilder();
+            code.append("G");
+            code.append(DateUtils.format(new Date(), "yy"));
+            code.append(String.format("%05d", start));
+            rewardDO.setCode(code.toString());
+            rewardMapper.updateById(rewardDO);
+            start += 1;
+        }
+    }
+}