修复updateMsgReadStatusByConversation接口报错

core/src/main/java/com/wecloud/im/service/impl/ImInboxServiceImpl.java

 package com.wecloud.im.service.impl;
 
+import io.geekidea.springbootplus.framework.common.api.ApiCode;
+import io.geekidea.springbootplus.framework.common.api.ApiResult;
+import io.geekidea.springbootplus.framework.common.service.impl.BaseServiceImpl;
+import lombok.extern.slf4j.Slf4j;
+
+import java.util.Date;
+import java.util.HashMap;
+import java.util.List;
+import java.util.stream.Collectors;
+
+import org.apache.commons.collections4.CollectionUtils;
+import org.springframework.beans.BeanUtils;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.stereotype.Service;
+import org.springframework.transaction.annotation.Transactional;
+
 import com.baomidou.mybatisplus.core.conditions.query.QueryWrapper;
 import com.google.common.collect.Maps;
-import com.wecloud.im.entity.*;
+import com.wecloud.im.entity.ImApplication;
+import com.wecloud.im.entity.ImClient;
+import com.wecloud.im.entity.ImConversationMembers;
+import com.wecloud.im.entity.ImInbox;
+import com.wecloud.im.entity.ImMessage;
+import com.wecloud.im.entity.ImMessageOnlineSend;
 import com.wecloud.im.enums.ReadMsgStatusEnum;
 import com.wecloud.im.mapper.ImInboxMapper;
 import com.wecloud.im.param.ImMsgReceivedStatusUpdate;
 import com.wecloud.im.param.MsgReadStatusUpdateParam;
 import com.wecloud.im.param.UpdateMsgReadStatusByConversationParam;
-import com.wecloud.im.service.*;
+import com.wecloud.im.service.ImApplicationService;
+import com.wecloud.im.service.ImClientService;
+import com.wecloud.im.service.ImConversationMembersService;
+import com.wecloud.im.service.ImInboxService;
+import com.wecloud.im.service.ImMessageService;
 import com.wecloud.im.ws.enums.MsgTypeEnum;
 import com.wecloud.im.ws.enums.WsResponseCmdEnum;
 import com.wecloud.im.ws.model.WsResponse;
 import com.wecloud.im.ws.sender.ChannelSender;
-import io.geekidea.springbootplus.framework.common.api.ApiCode;
-import io.geekidea.springbootplus.framework.common.api.ApiResult;
-import io.geekidea.springbootplus.framework.common.service.impl.BaseServiceImpl;
-import lombok.extern.slf4j.Slf4j;
-import org.apache.commons.collections4.CollectionUtils;
-import org.springframework.beans.BeanUtils;
-import org.springframework.beans.factory.annotation.Autowired;
-import org.springframework.stereotype.Service;
-import org.springframework.transaction.annotation.Transactional;
-
-import java.util.Date;
-import java.util.HashMap;
-import java.util.List;
-import java.util.stream.Collectors;
 
 /**
  * 消息收件箱表 服务实现类
@@ -167,7 +178,7 @@ public class ImInboxServiceImpl extends BaseServiceImpl<ImInboxMapper, ImInbox>
         HashMap<String, String> contentMap = Maps.newHashMap();
         contentMap.put("receiverId", currentClient.getClientId());
         sendMsgStatus(currentClient, MsgTypeEnum.CLIENT_READ_MSG, contentMap, msgIds);
-        return null;
+        return true;
     }
 
     /**