优化消息提示

lab-service/lab-user/src/main/java/org/springblade/system/user/service/impl/TrainServiceImpl.java

@@ -156,6 +156,9 @@ public class TrainServiceImpl extends BaseServiceImpl<TrainMapper, Train> implem
             }
         },time1 - now, TimeUnit.MILLISECONDS);
 
+        //向redis中加入过期key --培训的id
+        redisTemplate.opsForValue().set(train.getId().toString(), train.getId().toString(),time1 - now , TimeUnit.MILLISECONDS);
+
         return teacherService.updateById(teacher);
     }
 

lab-service/lab-user/src/main/java/org/springblade/system/user/util/RedisKeyExpirationListener.java

@@ -1,14 +1,22 @@
 package org.springblade.system.user.util;
 
 import com.baomidou.mybatisplus.core.conditions.query.LambdaQueryWrapper;
+import org.springblade.resource.enums.SysTypeEnum;
+import org.springblade.resource.feign.IMessageClient;
 import org.springblade.system.user.entity.Train;
+import org.springblade.system.user.entity.TrainPerson;
+import org.springblade.system.user.entity.TrainSpeak;
+import org.springblade.system.user.service.ITrainPersonService;
 import org.springblade.system.user.service.ITrainService;
+import org.springblade.system.user.service.ITrainSpeakService;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.data.redis.connection.Message;
 import org.springframework.data.redis.listener.KeyExpirationEventMessageListener;
 import org.springframework.data.redis.listener.RedisMessageListenerContainer;
 import org.springframework.stereotype.Component;
 
+import java.util.List;
+
 /**
  * redis监听器，监听key过期事件并处理
  * @author ytl
@@ -19,6 +27,15 @@ public class RedisKeyExpirationListener extends KeyExpirationEventMessageListene
     @Autowired
     private ITrainService trainService;
 
+    @Autowired
+    private  IMessageClient messageClient;
+
+    @Autowired
+    private ITrainSpeakService trainSpeakService;
+
+    @Autowired
+    private ITrainPersonService trainPersonService;
+
     public RedisKeyExpirationListener(RedisMessageListenerContainer listenerContainer) {
         super(listenerContainer);
     }
@@ -27,11 +44,25 @@ public class RedisKeyExpirationListener extends KeyExpirationEventMessageListene
     public void onMessage(Message message, byte[] pattern) {
         // 获取到失效的 key，进行取消订单业务处理
         String expiredKey = message.toString();
-        System.out.println("缓存过期的key为：" + expiredKey);
+//        System.out.println("缓存过期的key为：" + expiredKey);
         LambdaQueryWrapper<Train> queryWrapper = new LambdaQueryWrapper<>();
         queryWrapper.eq(Train::getId,expiredKey);
         Train train = trainService.getOne(queryWrapper);
         System.out.println(train.getName());
         //这里可以根据培训的id查询到培训的具体信息，然后再实现通知功能
+        //获取培训人员信息并发消息
+        LambdaQueryWrapper<TrainPerson> personWrapper = new LambdaQueryWrapper<>();
+        personWrapper.eq(TrainPerson::getTrainId, train.getId());
+        List<TrainPerson> list = trainPersonService.list(personWrapper);
+        for(TrainPerson person : list){
+            messageClient.event(SysTypeEnum.INFORM.getValue(), "会议提醒",
+                    "您有新的会议将在" + train.getDuration() + "分钟后开始，请准时参加！", 1, 5, person.getPersonName(), "/train/project");
+        }
+        //获取讲师信息并发消息
+        LambdaQueryWrapper<TrainSpeak> speakWrapper = new LambdaQueryWrapper<>();
+        speakWrapper.eq(TrainSpeak::getTrainId, train.getId());
+        TrainSpeak teacher = trainSpeakService.getOne(speakWrapper);
+        messageClient.event(SysTypeEnum.INFORM.getValue(), "会议提醒",
+                "您有新的会议将在" + train.getDuration() + "分钟后开始，请准时参加！", 1, 5, teacher.getSpeakName(), "/train/project");
     }
 }