抽象出Couriers和MessageBuilder类，重构会话发送消息方法

7f6f9a9f · 罗长华 · 819498c8 · 7f6f9a9f · 7f6f9a9f · 7f6f9a9f
Commit 7f6f9a9f authored May 13, 2022 by 罗长华
6 changed files
--- a/core/src/main/java/com/wecloud/im/param/GroupChatSettingParam.java
+++ b/core/src/main/java/com/wecloud/im/param/GroupChatSettingParam.java
@@ -16,8 +16,11 @@ import com.wecloud.im.sdk.enums.GroupChatSettingTypeEnum;
 @Data
 public class GroupChatSettingParam {
-    @ApiModelProperty("设置类型FORBID_ADD_FRIEND 禁止群成员互加好友 FORBID_SEND_RED_PACKETS 禁止群成员发红包 FORBID_SEND_PIC 禁止群成员发图片 " +
+    @ApiModelProperty("操作人客户端Id server sdk调用传入")
-            "FORBID_SEND_LINK 禁止群成员发链接")
+    private String operatorClientId;
+    @ApiModelProperty("设置类型FORBID_ADD_FRIEND 禁止群成员互加好友 FORBID_SEND_PIC 禁止群成员发图片 FORBID_SEND_LINK 禁止群成员发链接" +
+            "MUTED 群禁言 NAME修改群名 HEAD_PORTRAIT 修改群头像")
    private GroupChatSettingTypeEnum type;
    @NotNull
@@ -26,4 +29,12 @@ public class GroupChatSettingParam {
    @ApiModelProperty("开启 true是 false否")
    private Boolean on;
+    @ApiModelProperty("群名称 修改群名称时传值")
+    private String name;
+    @ApiModelProperty("头像 修改群头像时传值")
+    private String headPortrait;
 }
--- a/core/src/main/java/com/wecloud/im/post/Couriers.java
+++ b/core/src/main/java/com/wecloud/im/post/Couriers.java
+package com.wecloud.im.post;
+import io.geekidea.springbootplus.framework.common.api.ApiCode;
+import io.geekidea.springbootplus.framework.common.api.ApiResult;
+import lombok.AllArgsConstructor;
+import java.util.Date;
+import org.springframework.stereotype.Service;
+import com.wecloud.im.entity.ImClient;
+import com.wecloud.im.entity.ImMessage;
+import com.wecloud.im.entity.ImMessageOnlineSend;
+import com.wecloud.im.ws.enums.WsResponseCmdEnum;
+import com.wecloud.im.ws.model.WsResponse;
+import com.wecloud.im.ws.sender.ChannelSender;
+/**
+ * 投递员 负责投送消息
+ * @Author luozh
+ * @Date 2022年05月13日 14:19
+ * @Version 1.0
+ */
+@AllArgsConstructor
+@Service
+public class Couriers {
+    private final ChannelSender channelSender;
+    /**
+     * 投递消息
+     * @Author luozh
+     * @Date 2022年05月13日 02:34:29
+     * @param message 消息实体
+     * @param sender 发件人
+     * @param receiver 收件人
+     * @param cmd ws命令类型
+     * @Return
+     */
+    public void deliver(ImMessage message, ImClient sender, ImClient receiver, WsResponseCmdEnum cmd) {
+        // 封装响应的实体
+        ImMessageOnlineSend imMessageOnlineSend = new ImMessageOnlineSend();
+        imMessageOnlineSend.setMsgId(message.getId());
+        imMessageOnlineSend.setCreateTime(new Date());
+        imMessageOnlineSend.setType(message.getMsgType());
+        imMessageOnlineSend.setSender(sender.getClientId());
+        imMessageOnlineSend.setContent(message.getContent());
+        imMessageOnlineSend.setConversationId(message.getFkConversationId());
+        imMessageOnlineSend.setWithdraw(message.getWithdraw());
+        imMessageOnlineSend.setEvent(message.getEvent());
+        //  向接收方推送
+        WsResponse<ImMessageOnlineSend> responseModel = new WsResponse<>();
+        responseModel.setCmd(cmd.getCmdCode());
+        ApiResult<Boolean> result = ApiResult.result(ApiCode.SUCCESS);
+        responseModel.setCode(result.getCode());
+        responseModel.setMsg(result.getMessage());
+        responseModel.setData(imMessageOnlineSend);
+        responseModel.setReqId(null);
+        channelSender.sendMsg(responseModel, receiver.getId());
+    }
+}
--- a/core/src/main/java/com/wecloud/im/post/MessageBuilder.java
+++ b/core/src/main/java/com/wecloud/im/post/MessageBuilder.java
+package com.wecloud.im.post;
+import java.util.Date;
+import com.wecloud.im.entity.ImApplication;
+import com.wecloud.im.entity.ImClient;
+import com.wecloud.im.entity.ImConversation;
+import com.wecloud.im.entity.ImMessage;
+import com.wecloud.im.ws.enums.MsgTypeEnum;
+import com.wecloud.utils.SnowflakeUtil;
+/**
+ * 消息构造者
+ * @Author luozh
+ * @Date 2022年05月13日 14:20
+ * @Version 1.0
+ */
+public class MessageBuilder {
+    /**
+     * 构建普通消息
+     * @Author luozh
+     * @Date 2022年05月13日 02:30:27
+     * @param type
+     * @param application
+     * @param sender
+     * @param receiver
+     * @Return
+     */
+    public static ImMessage buildNormalMessage(MsgTypeEnum type, ImApplication application,
+                                               ImClient sender, ImConversation conversation) {
+        long messageId = SnowflakeUtil.getId();
+        ImMessage imMessage = new ImMessage();
+        //  保存消息至消息表
+        imMessage.setId(messageId);
+        imMessage.setMsgType(type.getUriCode());
+        imMessage.setFkAppid(application.getId());
+        imMessage.setSender(sender.getId());
+        imMessage.setWithdraw(false);
+        imMessage.setEvent(false);
+        imMessage.setSystemFlag(false);
+        imMessage.setSendStatus(2);
+        imMessage.setFkConversationId(conversation.getId());
+        imMessage.setCreateTime(new Date());
+        return imMessage;
+    }
+    /**
+     * 构建事件消息
+     * @Author luozh
+     * @Date 2022年05月13日 02:30:27
+     * @param type
+     * @param application
+     * @param sender
+     * @param receiver
+     * @Return
+     */
+    public static ImMessage buildEventMessage(MsgTypeEnum type, ImApplication application,
+                                              ImClient sender, ImConversation conversation,
+                                              String content) {
+        long messageId = SnowflakeUtil.getId();
+        ImMessage imMessage = new ImMessage();
+        //  保存消息至消息表
+        imMessage.setId(messageId);
+        imMessage.setMsgType(type.getUriCode());
+        imMessage.setFkAppid(application.getId());
+        imMessage.setSender(sender.getId());
+        imMessage.setContent(content);
+        imMessage.setWithdraw(false);
+        imMessage.setEvent(true);
+        imMessage.setSystemFlag(false);
+        imMessage.setSendStatus(2);
+        imMessage.setFkConversationId(conversation.getId());
+        imMessage.setCreateTime(new Date());
+        return imMessage;
+    }
+}
--- a/core/src/main/java/com/wecloud/im/service/ImConversationService.java
+++ b/core/src/main/java/com/wecloud/im/service/ImConversationService.java
@@ -6,9 +6,9 @@ import io.geekidea.springbootplus.framework.core.pagination.Paging;
 import java.util.Collection;
 import java.util.List;
-import java.util.Map;
 import com.fasterxml.jackson.core.JsonProcessingException;
+import com.wecloud.im.entity.ImClient;
 import com.wecloud.im.entity.ImConversation;
 import com.wecloud.im.entity.ImConversationMembers;
 import com.wecloud.im.entity.ImMessage;
@@ -233,6 +233,13 @@ public interface ImConversationService extends BaseService<ImConversation> {
    Boolean groupChatSetting(GroupChatSettingParam param);
    /**
+     * 群聊设置
+     * @param param
+     * @return
+     */
+    Boolean groupChatSettingForSdk(GroupChatSettingParam param);
+    /**
     * 群头像设置
     * @param param
     * @return
@@ -288,8 +295,8 @@ public interface ImConversationService extends BaseService<ImConversation> {
     * @param message
     * @Return
     */
-    void sendMsgToMembers(Long conversationId, List<ImConversationMembers> membersList, Long appId,
+    void sendMsgToMembers(ImConversation conversation, List<ImConversationMembers> membersList, ImClient sender,
-                          String sender, Map content, ImMessage message);
+                          ImMessage message);
 }
--- a/core/src/main/java/com/wecloud/im/service/impl/ImConversationServiceImpl.java
+++ b/core/src/main/java/com/wecloud/im/service/impl/ImConversationServiceImpl.java
@@ -7,6 +7,7 @@ import io.geekidea.springbootplus.framework.common.exception.BusinessException;
 import io.geekidea.springbootplus.framework.common.service.impl.BaseServiceImpl;
 import io.geekidea.springbootplus.framework.core.pagination.PageInfo;
 import io.geekidea.springbootplus.framework.core.pagination.Paging;
+import io.geekidea.springbootplus.framework.shiro.util.SecurityUtils;
 import lombok.extern.slf4j.Slf4j;
 import java.util.ArrayList;
@@ -32,6 +33,7 @@ import com.baomidou.mybatisplus.core.conditions.query.QueryWrapper;
 import com.baomidou.mybatisplus.core.conditions.update.UpdateWrapper;
 import com.baomidou.mybatisplus.core.metadata.IPage;
 import com.baomidou.mybatisplus.core.metadata.OrderItem;
+import com.baomidou.mybatisplus.core.toolkit.Wrappers;
 import com.baomidou.mybatisplus.extension.plugins.pagination.Page;
 import com.chanjx.utils.StringUtils;
 import com.google.common.collect.Lists;
@@ -42,7 +44,6 @@ import com.wecloud.im.entity.ImClient;
 import com.wecloud.im.entity.ImConversation;
 import com.wecloud.im.entity.ImConversationMembers;
 import com.wecloud.im.entity.ImMessage;
-import com.wecloud.im.entity.ImMessageOnlineSend;
 import com.wecloud.im.mapper.ImConversationMapper;
 import com.wecloud.im.param.ChatRoomMemberPageParam;
 import com.wecloud.im.param.DisbandConversationParam;
@@ -67,6 +68,8 @@ import com.wecloud.im.param.add.ImConversationCreate;
 import com.wecloud.im.param.add.ImConversationDisplayUpdate;
 import com.wecloud.im.param.add.ImConversationNameUpdate;
 import com.wecloud.im.param.add.ServerImConversationCreate;
+import com.wecloud.im.post.Couriers;
+import com.wecloud.im.post.MessageBuilder;
 import com.wecloud.im.sdk.enums.ChatTypeEnum;
 import com.wecloud.im.sdk.enums.GroupChatSettingTypeEnum;
 import com.wecloud.im.sdk.enums.GroupRoleEnum;
@@ -84,8 +87,6 @@ import com.wecloud.im.vo.ImConversationCreateVo;
 import com.wecloud.im.vo.OfflineMsgDto;
 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 com.wecloud.im.ws.utils.RedisUtils;
 import com.wecloud.utils.JsonUtils;
 import com.wecloud.utils.SnowflakeUtil;
@@ -110,7 +111,7 @@ import static com.wecloud.im.ws.enums.MsgTypeEnum.CONVERSATION_FORBID_SEND_PIC_C
 public class ImConversationServiceImpl extends BaseServiceImpl<ImConversationMapper, ImConversation> implements ImConversationService {
    @Autowired
-    private ChannelSender channelSender;
+    private Couriers couriers;
    @Autowired
    private ImConversationMapper imConversationMapper;
@@ -157,10 +158,7 @@ public class ImConversationServiceImpl extends BaseServiceImpl<ImConversationMap
        }
        // 成员不存在,不能创建会话
        for (String clientId : imConversationCreate.getClientIds()) {
-            ImClient imClient = imClientService.getOne(new QueryWrapper<ImClient>().lambda()
+            ImClient imClient = imClientService.getOne(new QueryWrapper<ImClient>().lambda().select(ImClient::getId).eq(ImClient::getFkAppid, createClient.getFkAppid()).eq(ImClient::getClientId, clientId));
-                    .select(ImClient::getId)
-                    .eq(ImClient::getFkAppid, createClient.getFkAppid())
-                    .eq(ImClient::getClientId, clientId));
            if (imClient == null) {
                log.info("成员不存在,不能创建会话 clientId:{}", clientId);
                throw new BusinessException(ApiCode.CLIENT_NOT_FOUNT);
@@ -175,9 +173,7 @@ public class ImConversationServiceImpl extends BaseServiceImpl<ImConversationMap
            // 判断是否已经存在单聊类型会话
            // size() == 1 为单聊不允许重复创建 两个用户如果已经创建过会话,不能重复创建会话
            if (imConversationCreate.getClientIds().size() == 1) {
-                ImClient client2 = imClientService.getOne(new QueryWrapper<ImClient>().lambda()
+                ImClient client2 = imClientService.getOne(new QueryWrapper<ImClient>().lambda().eq(ImClient::getFkAppid, createClient.getFkAppid()).eq(ImClient::getClientId, imConversationCreate.getClientIds().get(0)));
-                        .eq(ImClient::getFkAppid, createClient.getFkAppid())
-                        .eq(ImClient::getClientId, imConversationCreate.getClientIds().get(0)));
                // 如果存在重复单聊类型会话，则不会为空
                ImConversation repetitionConversationInfo = imConversationMapper.getRepetitionConversationSingle(createClient.getId(), client2.getId());
@@ -194,9 +190,7 @@ public class ImConversationServiceImpl extends BaseServiceImpl<ImConversationMap
            if (imApplication.getContrastExtendedFieldStatus() == 1) {
                // 被邀请client
-                ImClient inviteClient = imClientService.getOne(new QueryWrapper<ImClient>().lambda()
+                ImClient inviteClient = imClientService.getOne(new QueryWrapper<ImClient>().lambda().eq(ImClient::getFkAppid, createClient.getFkAppid()).eq(ImClient::getClientId, imConversationCreate.getClientIds().get(0)));
-                        .eq(ImClient::getFkAppid, createClient.getFkAppid())
-                        .eq(ImClient::getClientId, imConversationCreate.getClientIds().get(0)));
                log.info("RequestAttributes:" + imConversationCreate.getAttributes());
@@ -252,15 +246,12 @@ public class ImConversationServiceImpl extends BaseServiceImpl<ImConversationMap
        imConversationMembers.setJoinTypeCode(JoinConversationTypeEnum.OWNER.getCode());
        String joinTypeMsg = "";
        if (ChatTypeEnum.SINGLE.getCode().equals(imConversationCreate.getChatType())) {
-            joinTypeMsg = DateUtil.format(now, CHINESE_DATE_PATTERN) + " <@>" + createClient.getClientId()
+            joinTypeMsg = DateUtil.format(now, CHINESE_DATE_PATTERN) + " <@>" + createClient.getClientId() + "<@>创建了该会话";
-                    + "<@>创建了该会话";
        } else if (ChatTypeEnum.NORMAL_GROUP.getCode().equals(imConversationCreate.getChatType()) || ChatTypeEnum.THOUSAND_GROUP.getCode().equals(imConversationCreate.getChatType())) {
-            joinTypeMsg = joinTypeMsg = DateUtil.format(now, CHINESE_DATE_PATTERN) + " <@>" + createClient.getClientId()
+            joinTypeMsg = joinTypeMsg = DateUtil.format(now, CHINESE_DATE_PATTERN) + " <@>" + createClient.getClientId() + "<@>创建了该群聊";
-                    + "<@>创建了该群聊";
            ;
        } else if (ChatTypeEnum.CHAT_ROOM.getCode().equals(imConversationCreate.getChatType())) {
-            joinTypeMsg = joinTypeMsg = DateUtil.format(now, CHINESE_DATE_PATTERN) + " <@>" + createClient.getClientId()
+            joinTypeMsg = joinTypeMsg = DateUtil.format(now, CHINESE_DATE_PATTERN) + " <@>" + createClient.getClientId() + "<@>创建了该聊天室";
-                    + "<@>创建了该聊天室";
            ;
        }
        imConversationMembers.setJoinTypeMsg(joinTypeMsg);
@@ -268,9 +259,7 @@ public class ImConversationServiceImpl extends BaseServiceImpl<ImConversationMap
        // 将他人添加到会话
        for (String id : imConversationCreate.getClientIds()) {
-            ImClient client2 = imClientService.getOne(new QueryWrapper<ImClient>().lambda()
+            ImClient client2 = imClientService.getOne(new QueryWrapper<ImClient>().lambda().eq(ImClient::getFkAppid, createClient.getFkAppid()).eq(ImClient::getClientId, id));
-                    .eq(ImClient::getFkAppid, createClient.getFkAppid())
-                    .eq(ImClient::getClientId, id));
            ImConversationMembers imConversationMembers2 = new ImConversationMembers();
            imConversationMembers2.setId(SnowflakeUtil.getId());
            imConversationMembers2.setCreateTime(new Date());
@@ -284,42 +273,27 @@ public class ImConversationServiceImpl extends BaseServiceImpl<ImConversationMap
            imConversationMembers.setJoinTypeCode(JoinConversationTypeEnum.BE_INVITED.getCode());
            String memberJoinTypeMsg = "";
            if (ChatTypeEnum.SINGLE.getCode().equals(imConversationCreate.getChatType())) {
-                memberJoinTypeMsg = "由 <@>" + createClient.getClientId()
+                memberJoinTypeMsg = "由 <@>" + createClient.getClientId() + "<@>邀请加入该会话";
-                        + "<@>邀请加入该会话";
            } else if (ChatTypeEnum.NORMAL_GROUP.getCode().equals(imConversationCreate.getChatType()) || ChatTypeEnum.THOUSAND_GROUP.getCode().equals(imConversationCreate.getChatType())) {
-                memberJoinTypeMsg = joinTypeMsg = DateUtil.format(now, CHINESE_DATE_PATTERN) + " <@>" + createClient.getClientId()
+                memberJoinTypeMsg = joinTypeMsg = DateUtil.format(now, CHINESE_DATE_PATTERN) + " <@>" + createClient.getClientId() + "<@>邀请进聊";
-                        + "<@>邀请进聊";
                ;
            } else if (ChatTypeEnum.CHAT_ROOM.getCode().equals(imConversationCreate.getChatType())) {
-                memberJoinTypeMsg = joinTypeMsg = DateUtil.format(now, CHINESE_DATE_PATTERN) + " <@>" + createClient.getClientId()
+                memberJoinTypeMsg = joinTypeMsg = DateUtil.format(now, CHINESE_DATE_PATTERN) + " <@>" + createClient.getClientId() + "<@>邀请进入聊天室";
-                        + "<@>邀请进入聊天室";
                ;
            }
            imConversationMembersService.save(imConversationMembers2);
            if (imConversationCreate.getClientIds().size() > 1) {
                // 给被拉入群的成员下发事件消息 -- 单聊则不下发
-                ImMessage imMessage = new ImMessage();
                Map<String, Object> content = Maps.newHashMap();
                content.put("operator", createClient.getClientId()); //操作的client ID
                content.put("passivityOperator", client2.getClientId()); //被操作的client ID
-                imMessage.setContent(JsonUtils.encodeJson(content));
-                //  保存消息至消息表
+                ImMessage imMessage = MessageBuilder.buildEventMessage(MsgTypeEnum.CLIENT_JOIN_NEW_CONVERSATION, imApplication, createClient, imConversation, JsonUtils.encodeJson(content));
-                imMessage.setId(SnowflakeUtil.getId());
-                imMessage.setMsgType(MsgTypeEnum.CLIENT_JOIN_NEW_CONVERSATION.getUriCode());
-                imMessage.setCreateTime(new Date());
-                imMessage.setFkAppid(imApplication.getId());
-                imMessage.setSender(createClient.getId());
-                imMessage.setWithdraw(false);
-                imMessage.setEvent(true);
-                imMessage.setSystemFlag(false);
-                imMessage.setSendStatus(2);
-                imMessage.setFkConversationId(imConversation.getId());
                imMessageService.save(imMessage);
-                // 发送消息
+                // 投递消息
-                sendEventMsgToMember(imConversation.getId(), imApplication.getId(), createClient.getClientId(),
+                couriers.deliver(imMessage, createClient, client2, WsResponseCmdEnum.CONVERSATION_EVENT_MSG);
-                        client2.getId(), content, imMessage);
            }
        }
        ImConversationCreateVo imConversationCreateVo = new ImConversationCreateVo();
@@ -351,8 +325,7 @@ public class ImConversationServiceImpl extends BaseServiceImpl<ImConversationMap
            if (imConversationCreate.getMembers().size() == 1) {
                ImClient member = imConversationCreate.getMembers().get(0);
                // 如果存在重复单聊类型会话，则不会为空
-                ImConversation repetitionConversationInfo =
+                ImConversation repetitionConversationInfo = imConversationMapper.getRepetitionConversationSingle(creator.getId(), member.getId());
-                        imConversationMapper.getRepetitionConversationSingle(creator.getId(), member.getId());
                if (repetitionConversationInfo != null) {
                    log.info("存在重复的单聊会话，返回已存在的单聊类型会话id: {}", repetitionConversationInfo.getId());
                    // 返回已存在的会话
@@ -368,8 +341,7 @@ public class ImConversationServiceImpl extends BaseServiceImpl<ImConversationMap
                log.info("RequestAttributes:" + imConversationCreate.getAttributes());
-                Long repetitionConversation = getRepetitionConversationAttributes(creator.getId(), member.getId(),
+                Long repetitionConversation = getRepetitionConversationAttributes(creator.getId(), member.getId(), imConversationCreate.getAttributes());
-                        imConversationCreate.getAttributes());
                // 存在重复会话
                if (repetitionConversation != null) {
@@ -418,8 +390,7 @@ public class ImConversationServiceImpl extends BaseServiceImpl<ImConversationMap
        conversationCreator.setJoinTypeCode(JoinConversationTypeEnum.OWNER.getCode());
        String joinTypeMsg = "";
        if (ChatTypeEnum.SINGLE.getCode().equals(imConversationCreate.getChatType())) {
-            joinTypeMsg = DateUtil.format(now, CHINESE_DATE_PATTERN) + " <@>" + creatorImClientId
+            joinTypeMsg = DateUtil.format(now, CHINESE_DATE_PATTERN) + " <@>" + creatorImClientId + "<@>创建了该会话";
-                    + "<@>创建了该会话";
        }
        imConversationMembersService.save(conversationCreator);
@@ -439,8 +410,7 @@ public class ImConversationServiceImpl extends BaseServiceImpl<ImConversationMap
            imConversationMember.setJoinTypeCode(JoinConversationTypeEnum.BE_INVITED.getCode());
            String memberJoinTypeMsg = "";
            if (ChatTypeEnum.SINGLE.getCode().equals(imConversationCreate.getChatType())) {
-                memberJoinTypeMsg = "由 <@>" + creatorImClientId
+                memberJoinTypeMsg = "由 <@>" + creatorImClientId + "<@>邀请加入该会话";
-                        + "<@>邀请加入该会话";
            }
            imConversationMembersService.save(imConversationMember);
            if (imConversationCreate.getMembers().size() > 1) {
@@ -463,9 +433,8 @@ public class ImConversationServiceImpl extends BaseServiceImpl<ImConversationMap
                imMessage.setSendStatus(2);
                imMessage.setFkConversationId(imConversation.getId());
                imMessageService.save(imMessage);
-                // 发送消息
+                // 投递消息
-                sendEventMsgToMember(imConversation.getId(), imApplication.getId(), creator.getClientId(),
+                couriers.deliver(imMessage, creator, member, WsResponseCmdEnum.CONVERSATION_EVENT_MSG);
-                        member.getId(), content, imMessage);
            }
        }
        ImConversationCreateVo imConversationCreateVo = new ImConversationCreateVo();
@@ -488,13 +457,9 @@ public class ImConversationServiceImpl extends BaseServiceImpl<ImConversationMap
        ImClient imClientSender = imClientService.getCurrentClient();
        // 查询该会话所有成员
-        List<ImConversationMembers> membersList = imConversationMembersService.list(
+        List<ImConversationMembers> membersList = imConversationMembersService.list(new QueryWrapper<ImConversationMembers>().lambda().eq(ImConversationMembers::getFkAppid, imApplication.getId())
-                new QueryWrapper<ImConversationMembers>().lambda()
-                        .eq(ImConversationMembers::getFkAppid, imApplication.getId())
-                        .eq(ImConversationMembers::getFkConversationId, imClientToConversation.getConversationId())
+                .eq(ImConversationMembers::getFkConversationId, imClientToConversation.getConversationId()).ne(ImConversationMembers::getFkClientId, imClientSender.getId()));
-                        .ne(ImConversationMembers::getFkClientId, imClientSender.getId())
-        );
        if (membersList.isEmpty()) {
            log.info("membersList为空,toConversationId:" + imClientToConversation.getConversationId());
            throw new BusinessException("没有成员");
@@ -504,18 +469,12 @@ public class ImConversationServiceImpl extends BaseServiceImpl<ImConversationMap
        // 将他人添加到会话
        for (String id : imClientToConversation.getClientIds()) {
-            ImClient clientToConversation = imClientService.getOne(new QueryWrapper<ImClient>().lambda()
+            ImClient clientToConversation = imClientService.getOne(new QueryWrapper<ImClient>().lambda().eq(ImClient::getFkAppid, imApplication.getId()).eq(ImClient::getClientId, id));
-                    .eq(ImClient::getFkAppid, imApplication.getId())
-                    .eq(ImClient::getClientId, id));
            if (clientToConversation == null) {
                throw new BusinessException(ApiCode.CLIENT_NOT_FOUNT);
            }
            //  判断用户是否已经在该会话
-            ImConversationMembers members = imConversationMembersService.getOne(new QueryWrapper<ImConversationMembers>().lambda()
+            ImConversationMembers members = imConversationMembersService.getOne(new QueryWrapper<ImConversationMembers>().lambda().eq(ImConversationMembers::getFkAppid, imApplication.getId()).eq(ImConversationMembers::getFkConversationId, imClientToConversation.getConversationId()).eq(ImConversationMembers::getFkClientId, clientToConversation.getId()));
-                    .eq(ImConversationMembers::getFkAppid, imApplication.getId())
-                    .eq(ImConversationMembers::getFkConversationId, imClientToConversation.getConversationId())
-                    .eq(ImConversationMembers::getFkClientId, clientToConversation.getId())
-            );
            // 已经在该会话 则跳过
            if (members != null) {
@@ -538,15 +497,12 @@ public class ImConversationServiceImpl extends BaseServiceImpl<ImConversationMap
            imConversationMembers2.setJoinTypeCode(JoinConversationTypeEnum.BE_INVITED.getCode());
            String memberJoinTypeMsg = "";
            if (ChatTypeEnum.SINGLE.getCode().equals(imConversation.getChatType())) {
-                memberJoinTypeMsg = "由 <@>" + createClient.getClientId()
+                memberJoinTypeMsg = "由 <@>" + createClient.getClientId() + "<@>邀请加入该会话";
-                        + "<@>邀请加入该会话";
            } else if (ChatTypeEnum.NORMAL_GROUP.getCode().equals(imConversation.getChatType()) || ChatTypeEnum.THOUSAND_GROUP.getCode().equals(imConversation.getChatType())) {
-                memberJoinTypeMsg = DateUtil.format(now, CHINESE_DATE_PATTERN) + " <@>" + createClient.getClientId()
+                memberJoinTypeMsg = DateUtil.format(now, CHINESE_DATE_PATTERN) + " <@>" + createClient.getClientId() + "<@>邀请进聊";
-                        + "<@>邀请进聊";
                ;
            } else if (ChatTypeEnum.CHAT_ROOM.getCode().equals(imConversation.getChatType())) {
-                memberJoinTypeMsg = DateUtil.format(now, CHINESE_DATE_PATTERN) + " <@>" + createClient.getClientId()
+                memberJoinTypeMsg = DateUtil.format(now, CHINESE_DATE_PATTERN) + " <@>" + createClient.getClientId() + "<@>邀请进入聊天室";
-                        + "<@>邀请进入聊天室";
                ;
            }
@@ -555,37 +511,16 @@ public class ImConversationServiceImpl extends BaseServiceImpl<ImConversationMap
            needAddCount++;
            // ws邀请事件通知给群内其他人 ----------
            // 生成消息id
-            long messageId = SnowflakeUtil.getId();
-            ImMessage imMessage = new ImMessage();
            Map<String, Object> content = new HashMap<>();
            content.put("operator", imClientSender.getClientId()); //操作的client ID
            content.put("passivityOperator", clientToConversation.getClientId()); //被操作的client ID
-            imMessage.setContent(JsonUtils.encodeJson(content));
+            ImMessage imMessage = MessageBuilder.buildEventMessage(MsgTypeEnum.INVITE_CLIENT_JOIN_CONVERSATION, imApplication, createClient, imConversation, JsonUtils.encodeJson(content));
-            //  保存消息至消息表
-            imMessage.setId(messageId);
-            imMessage.setMsgType(MsgTypeEnum.INVITE_CLIENT_JOIN_CONVERSATION.getUriCode());
-            imMessage.setCreateTime(new Date());
-            imMessage.setFkAppid(imApplication.getId());
-            imMessage.setSender(imClientSender.getId());
-            imMessage.setWithdraw(false);
-            imMessage.setEvent(true);
-            imMessage.setSystemFlag(false);
-            imMessage.setSendStatus(2);
-            imMessage.setFkConversationId(imClientToConversation.getConversationId());
            boolean save = imMessageService.save(imMessage);
+            // 发送给在群内的成员
-            // 遍历发送给已在群内的成员
+            sendMsgToMembers(imConversation, membersList, createClient, imMessage);
-            for (ImConversationMembers conversationMember : membersList) {
+            // 发送给被邀请人
-                sendEventMsgToMember(imClientToConversation.getConversationId(), imApplication.getId(), createClient.getClientId(),
+            couriers.deliver(imMessage, createClient, clientToConversation, WsResponseCmdEnum.CONVERSATION_EVENT_MSG);
-                        conversationMember.getFkClientId(), content, imMessage);
-            }
-            sendEventMsgToMember(imClientToConversation.getConversationId(), imApplication.getId(), createClient.getClientId(),
-                    clientToConversation.getId(), content, imMessage);
        }
        // 将群成员数量减
@@ -608,22 +543,15 @@ public class ImConversationServiceImpl extends BaseServiceImpl<ImConversationMap
        //  根据appId查询application
        ImApplication imApplication = contextService.getImApplicationIfNotNullOrThrow(createClient.getFkAppid());
        ImClient imClientSender = imClientService.getCurrentClient();
+        // 查询当前会话
+        ImConversation imConversation = this.getById(imClientToConversation.getConversationId());
        // 判断是否为群主
-        ImConversationMembers conversationMember = imConversationMembersService.getOne(
+        ImConversationMembers conversationMember = imConversationMembersService.getOne(new QueryWrapper<ImConversationMembers>().lambda().eq(ImConversationMembers::getFkConversationId, imClientToConversation.getConversationId()).eq(ImConversationMembers::getFkClientId, imClientSender.getId()));
-                new QueryWrapper<ImConversationMembers>().lambda()
-                        .eq(ImConversationMembers::getFkConversationId, imClientToConversation.getConversationId())
-                        .eq(ImConversationMembers::getFkClientId, imClientSender.getId())
-        );
        if (conversationMember == null || !GroupRoleEnum.OWNER.getCode().equals(conversationMember.getRole())) {
            return false;
        }
        // 查询该会话所有成员
-        List<ImConversationMembers> membersList = imConversationMembersService.list(
+        List<ImConversationMembers> membersList = imConversationMembersService.list(new QueryWrapper<ImConversationMembers>().lambda().eq(ImConversationMembers::getFkAppid, imApplication.getId()).eq(ImConversationMembers::getFkConversationId, imClientToConversation.getConversationId()).ne(ImConversationMembers::getFkClientId, imClientSender.getId()));
-                new QueryWrapper<ImConversationMembers>().lambda()
-                        .eq(ImConversationMembers::getFkAppid, imApplication.getId())
-                        .eq(ImConversationMembers::getFkConversationId, imClientToConversation.getConversationId())
-                        .ne(ImConversationMembers::getFkClientId, imClientSender.getId())
-        );
        if (membersList.isEmpty()) {
            log.info("membersList为空,toConversationId:" + imClientToConversation.getConversationId());
            throw new BusinessException("没有成员");
@@ -632,16 +560,10 @@ public class ImConversationServiceImpl extends BaseServiceImpl<ImConversationMap
        int needAddCount = 0;
        // 将client从会话移除
        for (String clientId : imClientToConversation.getClientIds()) {
-            ImClient clientToBeRemove = imClientService.getOne(new QueryWrapper<ImClient>().lambda()
+            ImClient clientToBeRemove = imClientService.getOne(new QueryWrapper<ImClient>().lambda().eq(ImClient::getFkAppid, imApplication.getId()).eq(ImClient::getClientId, clientId));
-                    .eq(ImClient::getFkAppid, imApplication.getId())
-                    .eq(ImClient::getClientId, clientId));
            //   判断用户是否已经在该会话
-            ImConversationMembers members = imConversationMembersService.getOne(new QueryWrapper<ImConversationMembers>().lambda()
+            ImConversationMembers members = imConversationMembersService.getOne(new QueryWrapper<ImConversationMembers>().lambda().eq(ImConversationMembers::getFkAppid, imApplication.getId()).eq(ImConversationMembers::getFkConversationId, imClientToConversation.getConversationId()).eq(ImConversationMembers::getFkClientId, clientToBeRemove.getId()));
-                    .eq(ImConversationMembers::getFkAppid, imApplication.getId())
-                    .eq(ImConversationMembers::getFkConversationId, imClientToConversation.getConversationId())
-                    .eq(ImConversationMembers::getFkClientId, clientToBeRemove.getId())
-            );
            if (members == null) {
                continue;
            }
@@ -649,25 +571,11 @@ public class ImConversationServiceImpl extends BaseServiceImpl<ImConversationMap
            // ws移除事件通知给群内其他人 ----------
            needAddCount--;
-            // 生成消息id
-            long messageId = SnowflakeUtil.getId();
-            ImMessage imMessage = new ImMessage();
            Map<String, Object> content = new HashMap<>();
            content.put("operator", imClientSender.getClientId()); //操作的client ID
            content.put("passivityOperator", clientToBeRemove.getClientId()); //被操作的client ID
-            imMessage.setContent(JsonUtils.encodeJson(content));
-            //  保存消息至消息表
+            ImMessage imMessage = MessageBuilder.buildEventMessage(MsgTypeEnum.REMOVE_CLIENT_CONVERSATION, imApplication, createClient, imConversation, JsonUtils.encodeJson(content));
-            imMessage.setId(messageId);
-            imMessage.setMsgType(MsgTypeEnum.REMOVE_CLIENT_CONVERSATION.getUriCode());
-            imMessage.setCreateTime(new Date());
-            imMessage.setFkAppid(imApplication.getId());
-            imMessage.setSender(imClientSender.getId());
-            imMessage.setWithdraw(false);
-            imMessage.setEvent(true);
-            imMessage.setSystemFlag(false);
-            imMessage.setSendStatus(2);
-            imMessage.setFkConversationId(imClientToConversation.getConversationId());
            imMessageService.save(imMessage);
            membersList.removeIf(e -> e.getId().equals(members.getId()));
@@ -676,7 +584,7 @@ public class ImConversationServiceImpl extends BaseServiceImpl<ImConversationMap
            Long appId = imApplication.getId();
            String sender = imClientSender.getClientId();
            Integer msgType = imMessage.getMsgType();
-            sendMsgToMembers(conversationId, membersList, appId, sender, content, imMessage);
+            sendMsgToMembers(imConversation, membersList, createClient, imMessage);
        }
        // 将群成员数量减
@@ -687,6 +595,8 @@ public class ImConversationServiceImpl extends BaseServiceImpl<ImConversationMap
    @Override
    public void disband(DisbandConversationParam param) {
        ImConversation imConversation = imConversationMapper.selectById(param.getConversationId());
+        //  根据appId查询application
+        ImApplication imApplication = contextService.getImApplicationIfNotNullOrThrow(imConversation.getFkAppid());
        if (imConversation == null) {
            throw new BusinessException("查无会话信息");
        }
@@ -698,49 +608,25 @@ public class ImConversationServiceImpl extends BaseServiceImpl<ImConversationMap
            return;
        }
        // 判断是否为群主
-        ImConversationMembers conversationMember = imConversationMembersService.getOne(
+        ImConversationMembers conversationMember = imConversationMembersService.getOne(new QueryWrapper<ImConversationMembers>().lambda().eq(ImConversationMembers::getFkConversationId, param.getConversationId()).eq(ImConversationMembers::getFkClientId, currentClient.getId()));
-                new QueryWrapper<ImConversationMembers>().lambda()
-                        .eq(ImConversationMembers::getFkConversationId, param.getConversationId())
-                        .eq(ImConversationMembers::getFkClientId, currentClient.getId())
-        );
        if (conversationMember == null || !GroupRoleEnum.OWNER.getCode().equals(conversationMember.getRole())) {
            throw new BusinessException("非群主无权限解散群聊");
        }
        // 查询该会话所有成员
-        List<ImConversationMembers> membersList = imConversationMembersService.list(
+        List<ImConversationMembers> membersList = imConversationMembersService.list(new QueryWrapper<ImConversationMembers>().lambda().eq(ImConversationMembers::getFkAppid, currentClient.getFkAppid()).eq(ImConversationMembers::getFkConversationId, param.getConversationId()).ne(ImConversationMembers::getFkClientId, currentClient.getId()));
-                new QueryWrapper<ImConversationMembers>().lambda()
-                        .eq(ImConversationMembers::getFkAppid, currentClient.getFkAppid())
-                        .eq(ImConversationMembers::getFkConversationId, param.getConversationId())
-                        .ne(ImConversationMembers::getFkClientId, currentClient.getId())
-        );
        if (membersList.isEmpty()) {
            throw new BusinessException("群聊成员列表为空");
        }
        // 删除所有成员
        imConversationMembersService.deleteByConversationId(param.getConversationId());
        // 保存事件消息
-        ImMessage imMessage = new ImMessage();
        Map<String, Object> content = new HashMap<>();
        content.put("operator", currentClient.getClientId());
-        imMessage.setContent(JsonUtils.encodeJson(content));
+        ImMessage imMessage = MessageBuilder.buildEventMessage(MsgTypeEnum.CONVERSATION_DISBAND, imApplication, currentClient, imConversation, JsonUtils.encodeJson(content));
-        //  保存消息至消息表
-        imMessage.setId(SnowflakeUtil.getId());
-        imMessage.setMsgType(MsgTypeEnum.CONVERSATION_DISBAND.getUriCode());
-        imMessage.setCreateTime(new Date());
-        imMessage.setFkAppid(currentClient.getFkAppid());
-        imMessage.setSender(currentClient.getId());
-        imMessage.setWithdraw(false);
-        imMessage.setEvent(true);
-        imMessage.setSystemFlag(false);
-        imMessage.setSendStatus(2);
-        imMessage.setFkConversationId(param.getConversationId());
        imMessageService.save(imMessage);
-        Long conversationId = param.getConversationId();
+        sendMsgToMembers(imConversation, membersList, currentClient, imMessage);
-        Long appId = currentClient.getFkAppid();
-        String sender = currentClient.getClientId();
-        sendMsgToMembers(conversationId, membersList, appId, sender, content, imMessage);
    }
    /**
@@ -749,31 +635,30 @@ public class ImConversationServiceImpl extends BaseServiceImpl<ImConversationMap
     * @param currentClient
     */
    private void disbandChatRoom(Long conversationId, ImClient currentClient) {
+        ImConversation imConversation = imConversationMapper.selectById(conversationId);
+        //  根据appId查询application
+        ImApplication imApplication = contextService.getImApplicationIfNotNullOrThrow(imConversation.getFkAppid());
        Map<String, String> chatRoomMembers = chatRoomCacheManager.findOnlineClientsByChatRoomId(conversationId);
        if (chatRoomMembers.isEmpty()) {
            throw new BusinessException("聊天室成员列为空");
        }
        // 保存事件消息
-        ImMessage imMessage = new ImMessage();
        Map<String, Object> content = new HashMap<>();
        content.put("operator", currentClient.getClientId());
-        imMessage.setContent(JsonUtils.encodeJson(content));
-        //  保存消息至消息表
+        ImMessage imMessage = MessageBuilder.buildEventMessage(MsgTypeEnum.CONVERSATION_DISBAND, imApplication, currentClient, imConversation, JsonUtils.encodeJson(content));
-        imMessage.setId(SnowflakeUtil.getId());
-        imMessage.setMsgType(MsgTypeEnum.CONVERSATION_DISBAND.getUriCode());
-        imMessage.setCreateTime(new Date());
-        imMessage.setFkAppid(currentClient.getFkAppid());
-        imMessage.setSender(currentClient.getId());
-        imMessage.setWithdraw(false);
-        imMessage.setEvent(true);
-        imMessage.setSystemFlag(false);
-        imMessage.setSendStatus(2);
-        imMessage.setFkConversationId(conversationId);
        // 遍历发送给已在群内的成员
-        for (String key : chatRoomMembers.keySet()) {
+        List<Long> fkClientIds = chatRoomMembers.keySet().stream().map(key -> Long.valueOf(key.split(RedisUtils.SPLIT)[0])).collect(Collectors.toList());
-            Long fkClientId = Long.valueOf(key.split(RedisUtils.SPLIT)[0]);
+        List<ImClient> clientReceivers = imClientService.list(Wrappers.<ImClient>lambdaQuery().eq(ImClient::getFkAppid, imApplication.getId()).in(ImClient::getId, fkClientIds));
-            sendEventMsgToMember(conversationId, currentClient.getFkAppid(), currentClient.getClientId(),
-                    fkClientId, null, imMessage);
+        for (ImClient receiver : clientReceivers) {
+            // 投递消息
+            try {
+                couriers.deliver(imMessage, currentClient, receiver, WsResponseCmdEnum.CONVERSATION_EVENT_MSG);
+            } catch (Exception e) {
+                log.info("下发群会话事件失败，事件类型 {} 接收人 {}", imMessage.getMsgType(), JSON.toJSONString(receiver));
+            }
        }
    }
@@ -782,19 +667,15 @@ public class ImConversationServiceImpl extends BaseServiceImpl<ImConversationMap
    public Boolean leaveConversation(ImClientLeaveConversation imClientToConversation) {
        // 获取当前client
        ImClient currentClient = contextService.getImClientIfNotNullOrThrow();
        ImConversation imConversation = imConversationService.getById(imClientToConversation.getConversationId());
+        //  根据appId查询application
+        ImApplication imApplication = contextService.getImApplicationIfNotNullOrThrow(imConversation.getFkAppid());
        if (imConversation == null) {
            throw new BusinessException("查无会话消息");
        }
        // 查询该会话所有成员
-        List<ImConversationMembers> membersList = imConversationMembersService.list(
+        List<ImConversationMembers> membersList = imConversationMembersService.list(new QueryWrapper<ImConversationMembers>().lambda().eq(ImConversationMembers::getFkConversationId, imClientToConversation.getConversationId()).orderByAsc(ImConversationMembers::getCreateTime).ne(ImConversationMembers::getFkClientId, currentClient.getId()));
-                new QueryWrapper<ImConversationMembers>().lambda()
-                        .eq(ImConversationMembers::getFkConversationId, imClientToConversation.getConversationId())
-                        .orderByAsc(ImConversationMembers::getCreateTime)
-                        .ne(ImConversationMembers::getFkClientId, currentClient.getId())
-        );
        if (membersList.isEmpty()) {
            log.info("membersList为空,toConversationId:" + imClientToConversation.getConversationId());
@@ -802,11 +683,7 @@ public class ImConversationServiceImpl extends BaseServiceImpl<ImConversationMap
        }
        //   判断用户是否在该会话
-        ImConversationMembers members = imConversationMembersService.getOne(new QueryWrapper<ImConversationMembers>().lambda()
+        ImConversationMembers members = imConversationMembersService.getOne(new QueryWrapper<ImConversationMembers>().lambda().eq(ImConversationMembers::getFkAppid, currentClient.getFkAppid()).eq(ImConversationMembers::getFkConversationId, imClientToConversation.getConversationId()).eq(ImConversationMembers::getFkClientId, currentClient.getId()));
-                .eq(ImConversationMembers::getFkAppid, currentClient.getFkAppid())
-                .eq(ImConversationMembers::getFkConversationId, imClientToConversation.getConversationId())
-                .eq(ImConversationMembers::getFkClientId, currentClient.getId())
-        );
        // 将client从会话移除
        boolean b = imConversationMembersService.deleteImConversationMembers(members.getId());
@@ -821,32 +698,14 @@ public class ImConversationServiceImpl extends BaseServiceImpl<ImConversationMap
        // 生成消息id
-        long messageId = SnowflakeUtil.getId();
+        ImMessage imMessage = MessageBuilder.buildEventMessage(MsgTypeEnum.LEAVE_CONVERSATION, imApplication, currentClient, imConversation, "");
-        ImMessage imMessage = new ImMessage();
        //  保存消息至消息表
-        imMessage.setId(messageId);
-        imMessage.setMsgType(MsgTypeEnum.LEAVE_CONVERSATION.getUriCode());
-        imMessage.setCreateTime(new Date());
-        imMessage.setFkAppid(currentClient.getFkAppid());
-        imMessage.setSender(currentClient.getId());
-        imMessage.setWithdraw(false);
-        imMessage.setEvent(true);
-        imMessage.setSystemFlag(false);
-        imMessage.setSendStatus(2);
-        imMessage.setFkConversationId(imClientToConversation.getConversationId());
        boolean save = imMessageService.save(imMessage);
        if (!save) {
            throw new BusinessException("退出群聊错误");
        }
-        // 向群成员发送退出群聊事件
+        sendMsgToMembers(imConversation, membersList, currentClient, imMessage);
-        Long conversationId = imClientToConversation.getConversationId();
-        Long appId = currentClient.getFkAppid();
-        String sender = currentClient.getClientId();
-        Integer msgType = MsgTypeEnum.LEAVE_CONVERSATION.getUriCode();
-        sendMsgToMembers(conversationId, membersList, appId, sender, null, imMessage);
        // 群主退出 转移给下一个人
        if (GroupRoleEnum.OWNER.getCode().equals(members.getRole())) {
            ImConversationMembers conversationMember = membersList.get(0);
@@ -874,11 +733,7 @@ public class ImConversationServiceImpl extends BaseServiceImpl<ImConversationMap
        ImClient imClientSender = imClientService.getCurrentClient();
        // 判断操作人是否为群主
-        ImConversationMembers currentMember = imConversationMembersService.getOne(
+        ImConversationMembers currentMember = imConversationMembersService.getOne(new QueryWrapper<ImConversationMembers>().lambda().eq(ImConversationMembers::getFkConversationId, param.getConversationId()).eq(ImConversationMembers::getFkClientId, imClientSender.getId()));
-                new QueryWrapper<ImConversationMembers>().lambda()
-                        .eq(ImConversationMembers::getFkConversationId, param.getConversationId())
-                        .eq(ImConversationMembers::getFkClientId, imClientSender.getId())
-        );
        if (currentMember == null || !GroupRoleEnum.OWNER.getCode().equals(currentMember.getRole())) {
            throw new BusinessException("非群主无权操作");
        }
@@ -887,11 +742,7 @@ public class ImConversationServiceImpl extends BaseServiceImpl<ImConversationMap
        imConversationMembersService.updateById(currentMember);
        // 将入参成员设置为群主
        ImClient transferClient = imClientService.getCacheImClient(imApplication.getId(), param.getClientId());
-        ImConversationMembers transferMember = imConversationMembersService.getOne(
+        ImConversationMembers transferMember = imConversationMembersService.getOne(new QueryWrapper<ImConversationMembers>().lambda().eq(ImConversationMembers::getFkConversationId, param.getConversationId()).eq(ImConversationMembers::getFkClientId, transferClient.getId()));
-                new QueryWrapper<ImConversationMembers>().lambda()
-                        .eq(ImConversationMembers::getFkConversationId, param.getConversationId())
-                        .eq(ImConversationMembers::getFkClientId, transferClient.getId())
-        );
        transferMember.setRole(GroupRoleEnum.OWNER.getCode());
        imConversationMembersService.updateById(transferMember);
        return true;
@@ -908,11 +759,7 @@ public class ImConversationServiceImpl extends BaseServiceImpl<ImConversationMap
        // 获取当前client
        ImClient currentClient = contextService.getImClientIfNotNullOrThrow();
        // 判断操作人是否为群主
-        ImConversationMembers currentMember = imConversationMembersService.getOne(
+        ImConversationMembers currentMember = imConversationMembersService.getOne(new QueryWrapper<ImConversationMembers>().lambda().eq(ImConversationMembers::getFkConversationId, param.getConversationId()).eq(ImConversationMembers::getFkClientId, currentClient.getId()));
-                new QueryWrapper<ImConversationMembers>().lambda()
-                        .eq(ImConversationMembers::getFkConversationId, param.getConversationId())
-                        .eq(ImConversationMembers::getFkClientId, currentClient.getId())
-        );
        if (currentMember == null || !GroupRoleEnum.OWNER.getCode().equals(currentMember.getRole())) {
            throw new BusinessException("非群主无权操作");
        }
@@ -920,9 +767,7 @@ public class ImConversationServiceImpl extends BaseServiceImpl<ImConversationMap
        if (CollectionUtils.isEmpty(simpleClients)) {
            throw new BusinessException("未查询得到真实管理员信息");
        }
-        List<Long> fkClientIds = simpleClients.stream()
+        List<Long> fkClientIds = simpleClients.stream().filter(s -> !currentMember.getId().equals(s.getId())).map(ImClientSimpleDto::getId).collect(Collectors.toList());
-                .filter(s -> !currentMember.getId().equals(s.getId()))
-                .map(ImClientSimpleDto::getId).collect(Collectors.toList());
        imConversationMembersService.setAdminsForConversation(param, fkClientIds);
        return true;
    }
@@ -937,8 +782,7 @@ public class ImConversationServiceImpl extends BaseServiceImpl<ImConversationMap
    public Boolean mutedGroup(MutedGroupParam param) {
        // 获取当前client
        ImClient currentClient = contextService.getImClientIfNotNullOrThrow();
-        if (!imConversationService.isBelongToRole(currentClient.getClientId(), param.getConversationId(),
+        if (!imConversationService.isBelongToRole(currentClient.getClientId(), param.getConversationId(), Lists.newArrayList(GroupRoleEnum.OWNER.getCode(), GroupRoleEnum.ADMIN.getCode()))) {
-                Lists.newArrayList(GroupRoleEnum.OWNER.getCode(), GroupRoleEnum.ADMIN.getCode()))) {
            // 当前操作人不属于群主或管理人员
            throw new BusinessException("操作人既不是群主也不是群管理员，无权限操作");
        }
@@ -949,9 +793,7 @@ public class ImConversationServiceImpl extends BaseServiceImpl<ImConversationMap
        imConversationMapper.updateById(muteGroupParam);
        deleteCacheImConversationById(param.getConversationId());
        // 下发事件通知 开启、取消 群禁言
-        Integer msgType = MutedEnum.NO.getCode().equals(param.getMutedType()) ?
+        Integer msgType = MutedEnum.NO.getCode().equals(param.getMutedType()) ? MsgTypeEnum.CONVERSATION_MUTED_CANCEL.getUriCode() : MsgTypeEnum.CONVERSATION_MUTED.getUriCode();
-                MsgTypeEnum.CONVERSATION_MUTED_CANCEL.getUriCode()
-                : MsgTypeEnum.CONVERSATION_MUTED.getUriCode();
        return true;
    }
@@ -959,8 +801,7 @@ public class ImConversationServiceImpl extends BaseServiceImpl<ImConversationMap
    public Boolean mutedGroupMember(MutedGroupMemberParam param) {
        // 获取当前client
        ImClient currentClient = contextService.getImClientIfNotNullOrThrow();
-        if (!imConversationService.isBelongToRole(currentClient.getClientId(), param.getConversationId(),
+        if (!imConversationService.isBelongToRole(currentClient.getClientId(), param.getConversationId(), Lists.newArrayList(GroupRoleEnum.OWNER.getCode(), GroupRoleEnum.ADMIN.getCode()))) {
-                Lists.newArrayList(GroupRoleEnum.OWNER.getCode(), GroupRoleEnum.ADMIN.getCode()))) {
            // 当前操作人不属于群主或管理人员
            throw new BusinessException("操作人既不是群主也不是群管理员，无权限操作");
        }
@@ -1011,34 +852,24 @@ public class ImConversationServiceImpl extends BaseServiceImpl<ImConversationMap
    public ApiResult<Boolean> saveOrUpdateName(ImConversationNameUpdate param) {
        // 获取当前client
        ImClient currentClient = contextService.getImClientIfNotNullOrThrow();
-        ImConversation imConversationById = imConversationService.getById(param.getConversationId());
+        ImConversation imConversation = imConversationService.getById(param.getConversationId());
-        if (!this.isBelongToRole(currentClient.getClientId(), param.getConversationId(),
+        ImApplication imApplication = contextService.getImApplicationIfNotNullOrThrow(imConversation.getFkAppid());
-                Lists.newArrayList(GroupRoleEnum.OWNER.getCode(), GroupRoleEnum.ADMIN.getCode()))) {
+        if (!this.isBelongToRole(currentClient.getClientId(), param.getConversationId(), Lists.newArrayList(GroupRoleEnum.OWNER.getCode(), GroupRoleEnum.ADMIN.getCode()))) {
            throw new BusinessException("操作人既不是群主也不是群管理员，无权限操作");
        }
        // 查询该会话所有成员
-        List<ImConversationMembers> membersList = imConversationMembersService.list(
+        List<ImConversationMembers> membersList = imConversationMembersService.list(new QueryWrapper<ImConversationMembers>().lambda().eq(ImConversationMembers::getFkConversationId, param.getConversationId()).ne(ImConversationMembers::getFkClientId, currentClient.getId()));
-                new QueryWrapper<ImConversationMembers>().lambda()
+        imConversation.setName(param.getName());
-                        .eq(ImConversationMembers::getFkConversationId, param.getConversationId())
+        boolean b = imConversationService.updateById(imConversation);
-                        .ne(ImConversationMembers::getFkClientId, currentClient.getId())
-        );
-        imConversationById.setName(param.getName());
-        boolean b = imConversationService.updateById(imConversationById);
        // 删除redis中该会话的缓存
        deleteCacheImConversationById(param.getConversationId());
        if (b) {
            // 内容
            HashMap<String, String> content = Maps.newHashMap();
-            content.put("name", imConversationById.getName());
+            content.put("name", imConversation.getName());
            // 发送消息至成员
-            ImMessage message = new ImMessage();
+            ImMessage message = MessageBuilder.buildEventMessage(MsgTypeEnum.CONVERSATION_NAME_CHANGE, imApplication, currentClient, imConversation, "");
-            message.setWithdraw(Boolean.FALSE);
+            sendMsgToMembers(imConversation, membersList, currentClient, message);
-            message.setEvent(Boolean.TRUE);
-            message.setMsgType(MsgTypeEnum.CONVERSATION_NAME_CHANGE.getUriCode());
-            sendMsgToMembers(param.getConversationId(), membersList, currentClient.getFkAppid(),
-                    currentClient.getClientId(), content, message);
            return ApiResult.ok();
        } else {
            return ApiResult.fail();
@@ -1050,27 +881,23 @@ public class ImConversationServiceImpl extends BaseServiceImpl<ImConversationMap
    public void saveOrUpdateAttr(ImConversationAttrUpdate imConversationAttrUpdate) {
        // 获取当前client
        ImClient currentClient = contextService.getImClientIfNotNullOrThrow();
-        ImConversation imConversationById = imConversationService.getById(imConversationAttrUpdate.getConversationId());
+        ImConversation imConversation = imConversationService.getById(imConversationAttrUpdate.getConversationId());
-        imConversationById.setAttributes(imConversationAttrUpdate.getAttributes());
+        ImApplication imApplication = contextService.getImApplicationIfNotNullOrThrow(imConversation.getFkAppid());
-        boolean b = imConversationService.updateById(imConversationById);
+        imConversation.setAttributes(imConversationAttrUpdate.getAttributes());
+        boolean b = imConversationService.updateById(imConversation);
        // 删除redis中该会话的缓存
        deleteCacheImConversationById(imConversationAttrUpdate.getConversationId());
        if (b) {
-            if (ChatTypeEnum.CHAT_ROOM.getCode().equals(imConversationById.getChatType())) {
+            if (ChatTypeEnum.CHAT_ROOM.getCode().equals(imConversation.getChatType())) {
                // 聊天室事件发送逻辑
-                chatRoomAttrChanged(imConversationById, currentClient);
+                chatRoomAttrChanged(imConversation, currentClient);
                return;
            }
            // 查询该会话所有成员
-            List<ImConversationMembers> membersList = imConversationMembersService.list(
+            List<ImConversationMembers> membersList = imConversationMembersService.list(new QueryWrapper<ImConversationMembers>().lambda().eq(ImConversationMembers::getFkAppid, currentClient.getFkAppid()).eq(ImConversationMembers::getFkConversationId, imConversationAttrUpdate.getConversationId()).ne(ImConversationMembers::getFkClientId, currentClient.getId()));
-                    new QueryWrapper<ImConversationMembers>().lambda()
-                            .eq(ImConversationMembers::getFkAppid, currentClient.getFkAppid())
-                            .eq(ImConversationMembers::getFkConversationId, imConversationAttrUpdate.getConversationId())
-                            .ne(ImConversationMembers::getFkClientId, currentClient.getId())
-            );
            // ws下发拓展字段变动事件
            HashMap<String, String> content = Maps.newHashMap();
-            content.put("attributes", imConversationById.getAttributes());
+            content.put("attributes", imConversation.getAttributes());
            // 向群成员发送拓展字段变动事件
            Long conversationId = imConversationAttrUpdate.getConversationId();
            Long appId = currentClient.getFkAppid();
@@ -1079,7 +906,7 @@ public class ImConversationServiceImpl extends BaseServiceImpl<ImConversationMap
            message.setWithdraw(Boolean.FALSE);
            message.setEvent(Boolean.TRUE);
            message.setMsgType(MsgTypeEnum.CONVERSATION_EXPAND_FIELD_CHANGE.getUriCode());
-            sendMsgToMembers(conversationId, membersList, appId, sender, content, message);
+            sendMsgToMembers(imConversation, membersList, currentClient, message);
        } else {
            throw new BusinessException("修改错误");
        }
@@ -1093,29 +920,27 @@ public class ImConversationServiceImpl extends BaseServiceImpl<ImConversationMap
     */
    private void chatRoomAttrChanged(ImConversation imConversation, ImClient currentClient) {
        Map<String, String> chatRoomMembers = chatRoomCacheManager.findOnlineClientsByChatRoomId(imConversation.getId());
+        ImApplication imApplication = contextService.getImApplicationIfNotNullOrThrow(imConversation.getFkAppid());
        if (chatRoomMembers.isEmpty()) {
            throw new BusinessException("聊天室成员列为空");
        }
        // 保存事件消息
-        ImMessage imMessage = new ImMessage();
        HashMap<String, Object> contentMap = Maps.newHashMap();
        contentMap.put("attributes", imConversation.getAttributes());
-        imMessage.setContent(JsonUtils.encodeJson(contentMap));
-        imMessage.setId(SnowflakeUtil.getId());
+        ImMessage imMessage = MessageBuilder.buildEventMessage(MsgTypeEnum.CONVERSATION_EXPAND_FIELD_CHANGE, imApplication, currentClient, imConversation, JsonUtils.encodeJson(contentMap));
-        imMessage.setMsgType(MsgTypeEnum.CONVERSATION_EXPAND_FIELD_CHANGE.getUriCode());
-        imMessage.setCreateTime(new Date());
-        imMessage.setFkAppid(currentClient.getFkAppid());
-        imMessage.setSender(currentClient.getId());
-        imMessage.setWithdraw(false);
-        imMessage.setEvent(true);
-        imMessage.setSystemFlag(false);
-        imMessage.setSendStatus(2);
-        imMessage.setFkConversationId(imConversation.getId());
        // 遍历发送给已在群内的成员
-        for (String key : chatRoomMembers.keySet()) {
+        List<Long> fkClientIds = chatRoomMembers.keySet().stream().map(key -> Long.valueOf(key.split(RedisUtils.SPLIT)[0])).collect(Collectors.toList());
-            Long fkClientId = Long.valueOf(key.split(RedisUtils.SPLIT)[0]);
+        List<ImClient> clientReceivers = imClientService.list(Wrappers.<ImClient>lambdaQuery().eq(ImClient::getFkAppid, imApplication.getId()).in(ImClient::getId, fkClientIds));
-            sendEventMsgToMember(imConversation.getId(), currentClient.getFkAppid(), currentClient.getClientId(),
-                    fkClientId, contentMap, imMessage);
+        for (ImClient receiver : clientReceivers) {
+            // 投递消息
+            try {
+                couriers.deliver(imMessage, currentClient, receiver, WsResponseCmdEnum.CONVERSATION_EVENT_MSG);
+            } catch (Exception e) {
+                log.info("下发群会话事件失败，事件类型 {} 接收人 {}", imMessage.getMsgType(), JSON.toJSONString(receiver));
+            }
        }
    }
@@ -1138,12 +963,7 @@ public class ImConversationServiceImpl extends BaseServiceImpl<ImConversationMap
        ImClient curentClient = contextService.getImClientIfNotNullOrThrow();
        for (Long id : imConversationDisplayUpdate.getConversationIds()) {
            // 修改为删除隐藏状态
-            boolean update = imConversationMembersService.update(new UpdateWrapper<ImConversationMembers>()
+            boolean update = imConversationMembersService.update(new UpdateWrapper<ImConversationMembers>().set("display_status", imConversationDisplayUpdate.getDisplayStatus()).eq("fk_client_id", curentClient.getId()).eq("fk_conversation_id", id).eq("fk_appid", curentClient.getFkAppid()));
-                    .set("display_status", imConversationDisplayUpdate.getDisplayStatus())
-                    .eq("fk_client_id", curentClient.getId())
-                    .eq("fk_conversation_id", id)
-                    .eq("fk_appid", curentClient.getFkAppid())
-            );
        }
        return true;
    }
@@ -1248,36 +1068,59 @@ public class ImConversationServiceImpl extends BaseServiceImpl<ImConversationMap
    public Boolean groupChatSetting(GroupChatSettingParam param) {
        // 获取当前client
        ImClient currentClient = contextService.getImClientIfNotNullOrThrow();
-        if (!imConversationService.isBelongToRole(currentClient.getClientId(), param.getGroupId(),
+        ImApplication imApplication = contextService.getImApplicationIfNotNullOrThrow(currentClient.getFkAppid());
-                Lists.newArrayList(GroupRoleEnum.OWNER.getCode(), GroupRoleEnum.ADMIN.getCode()))) {
+        if (!imConversationService.isBelongToRole(currentClient.getClientId(), param.getGroupId(), Lists.newArrayList(GroupRoleEnum.OWNER.getCode(), GroupRoleEnum.ADMIN.getCode()))) {
            // 当前操作人不属于群主或管理人员
            throw new BusinessException("操作人既不是群主也不是群管理员，无权限操作");
        }
+        ImConversation group = getOne(Wrappers.<ImConversation>lambdaQuery().eq(ImConversation::getFkAppid, currentClient.getFkAppid()).eq(ImConversation::getId, param.getGroupId()));
+        if (group == null) {
+            throw new BusinessException("群不存在");
+        }
+        return this.groupChatSetting(imApplication, currentClient, group, param);
+    }
+    @Override
+    public Boolean groupChatSettingForSdk(GroupChatSettingParam param) {
+        ImClient operatorClient = imClientService.getCacheImClient(SecurityUtils.getCurrentAppId(), param.getOperatorClientId());
+        ImApplication imApplication = contextService.getImApplicationIfNotNullOrThrow(operatorClient.getFkAppid());
+        ImConversation group = getOne(Wrappers.<ImConversation>lambdaQuery().eq(ImConversation::getFkAppid, SecurityUtils.getCurrentAppId()).eq(ImConversation::getId, param.getGroupId()));
+        if (group == null) {
+            throw new BusinessException("群不存在");
+        }
+        return this.groupChatSetting(imApplication, operatorClient, group, param);
+    }
+    private Boolean groupChatSetting(ImApplication application, ImClient operatorClient, ImConversation conversation, GroupChatSettingParam param) {
        // 根据类型处理
        GroupChatSettingTypeEnum typeEnum = param.getType();
-        ImConversation muteGroupParam = new ImConversation();
-        muteGroupParam.setId(param.getGroupId());
-        muteGroupParam.setUpdateTime(new Date());
        switch (typeEnum) {
            case FORBID_ADD_FRIEND:
-                muteGroupParam.setForbidAddFriend(param.getOn());
+                conversation.setForbidAddFriend(param.getOn());
                break;
            case FORBID_SEND_PIC:
-                muteGroupParam.setForbidSendPic(param.getOn());
+                conversation.setForbidSendPic(param.getOn());
                break;
            case FORBID_SEND_LINK:
-                muteGroupParam.setForbidSendLink(param.getOn());
+                conversation.setForbidSendLink(param.getOn());
                break;
            default:
                throw new BusinessException("设置类型错误");
        }
        // 更新会话
-        imConversationMapper.updateById(muteGroupParam);
+        imConversationMapper.updateById(conversation);
        deleteCacheImConversationById(param.getGroupId());
        // 发送群聊配置变化消息
-        Integer msgType = getMsgType(typeEnum, param.getOn());
+        MsgTypeEnum msgType = getMsgType(typeEnum, param.getOn());
-        sendConversationSettingChangeMsg(currentClient, param.getGroupId(), msgType);
+        sendConversationSettingChangeMsg(application, operatorClient, conversation, msgType);
        return true;
    }
@@ -1286,8 +1129,8 @@ public class ImConversationServiceImpl extends BaseServiceImpl<ImConversationMap
    public Boolean setHeadPortrait(SetHeadPortraitParam param) {
        // 获取当前client
        ImClient currentClient = contextService.getImClientIfNotNullOrThrow();
-        if (!imConversationService.isBelongToRole(currentClient.getClientId(), param.getConversationId(),
+        ImApplication imApplication = contextService.getImApplicationIfNotNullOrThrow(currentClient.getFkAppid());
-                Lists.newArrayList(GroupRoleEnum.OWNER.getCode(), GroupRoleEnum.ADMIN.getCode()))) {
+        if (!imConversationService.isBelongToRole(currentClient.getClientId(), param.getConversationId(), Lists.newArrayList(GroupRoleEnum.OWNER.getCode(), GroupRoleEnum.ADMIN.getCode()))) {
            // 当前操作人不属于群主或管理人员
            throw new BusinessException("操作人既不是群主也不是群管理员，无权限操作");
        }
@@ -1298,17 +1141,9 @@ public class ImConversationServiceImpl extends BaseServiceImpl<ImConversationMap
            // 删除redis中该会话的缓存
            deleteCacheImConversationById(param.getConversationId());
            // 查询该会话所有成员
-            List<ImConversationMembers> membersList = imConversationMembersService.list(
+            List<ImConversationMembers> membersList = imConversationMembersService.list(new QueryWrapper<ImConversationMembers>().lambda().eq(ImConversationMembers::getFkAppid, currentClient.getFkAppid()).eq(ImConversationMembers::getFkConversationId, param.getConversationId()).ne(ImConversationMembers::getFkClientId, currentClient.getId()));
-                    new QueryWrapper<ImConversationMembers>().lambda()
+            ImMessage message = MessageBuilder.buildEventMessage(MsgTypeEnum.CONVERSATION_SET_GROUP_PORTRAIT, imApplication, currentClient, imConversation, "");
-                            .eq(ImConversationMembers::getFkAppid, currentClient.getFkAppid())
+            sendMsgToMembers(imConversation, membersList, currentClient, message);
-                            .eq(ImConversationMembers::getFkConversationId, param.getConversationId())
-                            .ne(ImConversationMembers::getFkClientId, currentClient.getId())
-            );
-            ImMessage message = new ImMessage();
-            message.setWithdraw(Boolean.FALSE);
-            message.setEvent(Boolean.TRUE);
-            message.setMsgType(MsgTypeEnum.CONVERSATION_SET_GROUP_PORTRAIT.getUriCode());
-            sendMsgToMembers(param.getConversationId(), membersList, currentClient.getFkAppid(), currentClient.getClientId(), null, message);
        } else {
            throw new BusinessException("修改错误");
        }
@@ -1324,11 +1159,11 @@ public class ImConversationServiceImpl extends BaseServiceImpl<ImConversationMap
        ImClient imClientSender = contextService.getImClientIfNotNullOrThrow();
        //  根据appId查询application
        ImApplication imApplication = contextService.getImApplicationIfNotNullOrThrow(imClientSender.getFkAppid());
+        // 获取会话
+        ImConversation imConversation = getById(param.getChatRoomId());
        // 添加到会话成员列表中
-        ImClient clientToConversation = imClientService.getOne(new QueryWrapper<ImClient>().lambda()
+        ImClient clientToConversation = imClientService.getOne(new QueryWrapper<ImClient>().lambda().eq(ImClient::getFkAppid, imApplication.getId()).eq(ImClient::getClientId, param.getClientId()));
-                .eq(ImClient::getFkAppid, imApplication.getId())
-                .eq(ImClient::getClientId, param.getClientId()));
        if (clientToConversation == null) {
            throw new BusinessException(ApiCode.CLIENT_NOT_FOUNT);
        }
@@ -1344,11 +1179,14 @@ public class ImConversationServiceImpl extends BaseServiceImpl<ImConversationMap
        // ws邀请事件通知给群内其他人 ----------
        // 生成消息id
        long messageId = SnowflakeUtil.getId();
-        ImMessage imMessage = new ImMessage();
        Map<String, Object> content = new HashMap<>();
        content.put("operator", imClientSender.getClientId()); //操作的client ID
        content.put("passivityOperator", clientToConversation.getClientId()); //被操作的client ID
+        ImMessage imMessage = MessageBuilder.buildEventMessage(MsgTypeEnum.INVITE_CLIENT_JOIN_CONVERSATION, imApplication, imClientSender, imConversation, "");
        imMessage.setContent(JsonUtils.encodeJson(content));
        imMessage.setId(messageId);
        imMessage.setMsgType(MsgTypeEnum.INVITE_CLIENT_JOIN_CONVERSATION.getUriCode());
@@ -1362,12 +1200,17 @@ public class ImConversationServiceImpl extends BaseServiceImpl<ImConversationMap
        imMessage.setFkConversationId(param.getChatRoomId());
        // 遍历发送给已在群内的成员
-        for (String key : chatRoomMembers.keySet()) {
+        List<Long> fkClientIds = chatRoomMembers.keySet().stream().map(key -> Long.valueOf(key.split(RedisUtils.SPLIT)[0])).collect(Collectors.toList());
-            Long fkClientId = Long.valueOf(key.split(RedisUtils.SPLIT)[0]);
+        List<ImClient> clientReceivers = imClientService.list(Wrappers.<ImClient>lambdaQuery().eq(ImClient::getFkAppid, imApplication.getId()).in(ImClient::getId, fkClientIds));
-            sendEventMsgToMember(param.getChatRoomId(), imApplication.getId(), imClientSender.getClientId(),
-                    fkClientId, content, imMessage);
+        for (ImClient receiver : clientReceivers) {
+            // 投递消息
+            try {
+                couriers.deliver(imMessage, imClientSender, receiver, WsResponseCmdEnum.CONVERSATION_EVENT_MSG);
+            } catch (Exception e) {
+                log.info("下发群会话事件失败，事件类型 {} 接收人 {}", imMessage.getMsgType(), JSON.toJSONString(receiver));
+            }
        }
-        imConversationMapper.addMemberCount(imApplication.getId(), param.getChatRoomId(), 1);
        return true;
    }
@@ -1405,24 +1248,18 @@ public class ImConversationServiceImpl extends BaseServiceImpl<ImConversationMap
        // ws 退出事件通知给房间内其他人 ----------
        // 生成消息id
        long messageId = SnowflakeUtil.getId();
-        ImMessage imMessage = new ImMessage();
+        ImMessage imMessage = MessageBuilder.buildEventMessage(MsgTypeEnum.LEAVE_CONVERSATION, imApplication, currentClient, imConversation, "");
-        //  保存消息至消息表
-        imMessage.setId(messageId);
-        imMessage.setMsgType(MsgTypeEnum.LEAVE_CONVERSATION.getUriCode());
-        imMessage.setCreateTime(new Date());
-        imMessage.setFkAppid(currentClient.getFkAppid());
-        imMessage.setSender(currentClient.getId());
-        imMessage.setWithdraw(false);
-        imMessage.setEvent(true);
-        imMessage.setSystemFlag(false);
-        imMessage.setSendStatus(2);
-        imMessage.setFkConversationId(param.getChatRoomId());
        // 遍历发送给已在群内的成员
-        for (String key : chatRoomMembers.keySet()) {
+        List<Long> fkClientIds = chatRoomMembers.keySet().stream().map(key -> Long.valueOf(key.split(RedisUtils.SPLIT)[0])).collect(Collectors.toList());
-            Long fkClientId = Long.valueOf(key.split(RedisUtils.SPLIT)[0]);
+        List<ImClient> clientReceivers = imClientService.list(Wrappers.<ImClient>lambdaQuery().eq(ImClient::getFkAppid, imApplication.getId()).in(ImClient::getId, fkClientIds));
-            sendEventMsgToMember(param.getChatRoomId(), imApplication.getId(), currentClient.getClientId(),
-                    fkClientId, null, imMessage);
+        for (ImClient receiver : clientReceivers) {
+            // 投递消息
+            try {
+                couriers.deliver(imMessage, currentClient, receiver, WsResponseCmdEnum.CONVERSATION_EVENT_MSG);
+            } catch (Exception e) {
+                log.info("下发群会话事件失败，事件类型 {} 接收人 {}", imMessage.getMsgType(), JSON.toJSONString(receiver));
+            }
        }
        return true;
    }
@@ -1448,12 +1285,7 @@ public class ImConversationServiceImpl extends BaseServiceImpl<ImConversationMap
        }
        List<Long> conversationIds = (List) JSON.parse(param.getConversationIds());
        List<ConversationVo> conversationVoList = Lists.newArrayList();
-        List<ImConversation> conversations = imConversationMapper.selectList(
+        List<ImConversation> conversations = imConversationMapper.selectList(new QueryWrapper<ImConversation>().lambda().eq(ImConversation::getChatType, param.getChatType()).in(ImConversation::getId, conversationIds).orderByDesc(ImConversation::getId));
-                new QueryWrapper<ImConversation>().lambda()
-                        .eq(ImConversation::getChatType, param.getChatType())
-                        .in(ImConversation::getId, conversationIds)
-                        .orderByDesc(ImConversation::getId)
-        );
        if (CollectionUtils.isEmpty(conversations)) {
            return conversationVoList;
        }
@@ -1502,28 +1334,28 @@ public class ImConversationServiceImpl extends BaseServiceImpl<ImConversationMap
        return imConversationCreateVo;
    }
-    private Integer getMsgType(GroupChatSettingTypeEnum type, Boolean on) {
+    private MsgTypeEnum getMsgType(GroupChatSettingTypeEnum type, Boolean on) {
-        Integer msgType = null;
+        MsgTypeEnum msgType = null;
        switch (type) {
            case FORBID_ADD_FRIEND:
                if (on) {
-                    msgType = CONVERSATION_FORBID_ADD_FRIEND.getUriCode();
+                    msgType = CONVERSATION_FORBID_ADD_FRIEND;
                } else {
-                    msgType = CONVERSATION_FORBID_ADD_FRIEND_CANCEL.getUriCode();
+                    msgType = CONVERSATION_FORBID_ADD_FRIEND_CANCEL;
                }
                break;
            case FORBID_SEND_PIC:
                if (on) {
-                    msgType = CONVERSATION_FORBID_SEND_PIC.getUriCode();
+                    msgType = CONVERSATION_FORBID_SEND_PIC;
                } else {
-                    msgType = CONVERSATION_FORBID_SEND_PIC_CANCEL.getUriCode();
+                    msgType = CONVERSATION_FORBID_SEND_PIC_CANCEL;
                }
                break;
            case FORBID_SEND_LINK:
                if (on) {
-                    msgType = CONVERSATION_FORBID_SEND_LINK.getUriCode();
+                    msgType = CONVERSATION_FORBID_SEND_LINK;
                } else {
-                    msgType = CONVERSATION_FORBID_SEND_LINK_CANCEL.getUriCode();
+                    msgType = CONVERSATION_FORBID_SEND_LINK_CANCEL;
                }
                break;
            default:
@@ -1536,140 +1368,54 @@ public class ImConversationServiceImpl extends BaseServiceImpl<ImConversationMap
    /**
     * 发送会话配置变更事件
     *
+     * @param application  应用
     * @param currentClient  当前client信息
-     * @param conversationId 会话id
+     * @param conversation 会话
     * @param msgType        消息类型
     * @Author luozh
     * @Date 2022年04月27日 01:52:54
     * @Return
     */
-    private void sendConversationSettingChangeMsg(ImClient currentClient, Long conversationId, Integer msgType) {
+    private void sendConversationSettingChangeMsg(ImApplication application, ImClient currentClient, ImConversation conversation, MsgTypeEnum msgType) {
        // 查询该会话所有成员
-        List<ImConversationMembers> membersList = imConversationMembersService.list(
+        List<ImConversationMembers> membersList = imConversationMembersService.list(new QueryWrapper<ImConversationMembers>().lambda().eq(ImConversationMembers::getFkAppid, currentClient.getFkAppid()).eq(ImConversationMembers::getFkConversationId, conversation.getId()).ne(ImConversationMembers::getFkClientId, currentClient.getId()));
-                new QueryWrapper<ImConversationMembers>().lambda()
-                        .eq(ImConversationMembers::getFkAppid, currentClient.getFkAppid())
-                        .eq(ImConversationMembers::getFkConversationId, conversationId)
-                        .ne(ImConversationMembers::getFkClientId, currentClient.getId())
-        );
        if (!membersList.isEmpty()) {
-            // 保存事件消息
+            // 消息内容
-            ImMessage imMessage = new ImMessage();
            Map<String, Object> content = new HashMap<>();
            content.put("operator", currentClient.getClientId());
-            imMessage.setContent(JsonUtils.encodeJson(content));
+            // 保存事件消息
-            //  保存消息至消息表
+            ImMessage imMessage = MessageBuilder.buildEventMessage(msgType, application, currentClient, conversation, JsonUtils.encodeJson(content));
-            imMessage.setId(SnowflakeUtil.getId());
-            imMessage.setMsgType(msgType);
-            imMessage.setCreateTime(new Date());
-            imMessage.setFkAppid(currentClient.getFkAppid());
-            imMessage.setSender(currentClient.getId());
-            imMessage.setWithdraw(false);
-            imMessage.setEvent(true);
-            imMessage.setSystemFlag(false);
-            imMessage.setSendStatus(2);
-            imMessage.setFkConversationId(conversationId);
            imMessageService.save(imMessage);
            // 发送消息至群成员
-            sendMsgToMembers(conversationId, membersList, currentClient.getFkAppid(), currentClient.getClientId(),
+            sendMsgToMembers(conversation, membersList, currentClient, imMessage);
-                    content, imMessage);
        }
    }
    /**
     * 发送会话事件消息至群成员列表
     *
-     * @param conversationId 会话id
+     * @param conversation 会话
     * @param membersList    成员列表
-     * @param appId          appId
     * @param sender         发送者
-     * @param content        消息内容
+     * @param message        消息
     * @Author luozh
     * @Date 2022年04月27日 02:11:19
     */
    @Override
-    public void sendMsgToMembers(Long conversationId, List<ImConversationMembers> membersList, Long appId,
+    public void sendMsgToMembers(ImConversation conversation, List<ImConversationMembers> membersList, ImClient sender, ImMessage message) {
-                                 String sender, Map content, ImMessage message) {
+        Long appId = conversation.getId();
-        for (ImConversationMembers member : membersList) {
-            // 不关心事件是否发送成功
-            try {
-                // 给所有成员下发事件消息
-                ImClient imClientReceiver = imClientService.getOne(new QueryWrapper<ImClient>().lambda()
-                        .eq(ImClient::getFkAppid, appId)
-                        .eq(ImClient::getId, member.getFkClientId()));
-                if (imClientReceiver == null) {
-                    continue;
-                }
-                sendConversationEventMsg(conversationId, sender, imClientReceiver.getId(), content, message);
+        List<Long> receiverClientIds = membersList.stream().map(ImConversationMembers::getFkClientId).collect(Collectors.toList());
-            } catch (Exception e) {
+        List<ImClient> clientReceivers = imClientService.list(Wrappers.<ImClient>lambdaQuery().eq(ImClient::getFkAppid, appId).in(ImClient::getId, receiverClientIds));
-                log.info("下发群会话事件失败，事件类型 {} 接收人 {}", message.getMsgType(), JSON.toJSONString(member));
-            }
-        }
-    }
-    /**
+        for (ImClient receiver : clientReceivers) {
-     * 发送会话事件消息至指定成员
+            // 投递消息
-     *
+            try {
-     * @param conversationId   会话id
+                couriers.deliver(message, sender, receiver, WsResponseCmdEnum.CONVERSATION_EVENT_MSG);
-     * @param appId            appId
+            } catch (Exception e) {
-     * @param sender           发送者
+                log.info("下发群会话事件失败，事件类型 {} 接收人 {}", message.getMsgType(), JSON.toJSONString(receiver));
-     * @param receiverClientId 接收者client id
-     * @param message
-     * @Author luozh
-     * @Date 2022年04月27日 03:11:00
-     */
-    private void sendEventMsgToMember(Long conversationId, Long appId, String sender,
-                                      Long receiverClientId, Map<String, Object> content, ImMessage message) {
-        // 查询接收方
-        ImClient imClientReceiver = imClientService.getOne(new QueryWrapper<ImClient>().lambda()
-                .eq(ImClient::getFkAppid, appId)
-                .eq(ImClient::getId, receiverClientId));
-        if (imClientReceiver == null) {
-            return;
            }
-        sendConversationEventMsg(conversationId, sender, receiverClientId, content, message);
        }
-    /**
-     * 发送会话事件消息
-     *
-     * @param conversationId   会话id
-     * @param sender           发送者
-     * @param receiverClientId 接收者client id
-     * @param content          消息内容
-     * @Author luozh
-     * @Date 2022年04月27日 03:11:34
-     */
-    private void sendConversationEventMsg(Long conversationId, String sender,
-                                          Long receiverClientId, Map<String, Object> content, ImMessage message) {
-        // 封装响应的实体
-        ImMessageOnlineSend imMessageOnlineSend = new ImMessageOnlineSend();
-        imMessageOnlineSend.setMsgId(message.getId());
-        imMessageOnlineSend.setCreateTime(new Date());
-        imMessageOnlineSend.setType(message.getMsgType());
-        imMessageOnlineSend.setSender(sender);
-        imMessageOnlineSend.setContent(content);
-        imMessageOnlineSend.setConversationId(conversationId);
-        imMessageOnlineSend.setWithdraw(message.getWithdraw());
-        imMessageOnlineSend.setEvent(message.getEvent());
-        //  向接收方推送
-        WsResponse<ImMessageOnlineSend> responseModel = new WsResponse<>();
-        responseModel.setCmd(WsResponseCmdEnum.CONVERSATION_EVENT_MSG.getCmdCode());
-        ApiResult<Boolean> result = ApiResult.result(ApiCode.SUCCESS);
-        responseModel.setCode(result.getCode());
-        responseModel.setMsg(result.getMessage());
-        responseModel.setData(imMessageOnlineSend);
-        responseModel.setReqId(null);
-        channelSender.sendMsg(responseModel, receiverClientId);
-    }
-    private String buildJoinConversationTypeMsg(JoinConversationTypeEnum joinConversationType, String inviterClientId) {
-        return "";
    }
 }
--- a/core/src/main/java/com/wecloud/im/service/impl/ImGroupServiceImpl.java
+++ b/core/src/main/java/com/wecloud/im/service/impl/ImGroupServiceImpl.java
@@ -22,6 +22,7 @@ import com.wecloud.im.entity.ImConversationMembers;
 import com.wecloud.im.entity.ImMessage;
 import com.wecloud.im.mapper.ImConversationMapper;
 import com.wecloud.im.param.add.ServerImConversationCreate;
+import com.wecloud.im.post.MessageBuilder;
 import com.wecloud.im.sdk.enums.ChatTypeEnum;
 import com.wecloud.im.sdk.enums.GroupRoleEnum;
 import com.wecloud.im.sdk.enums.MutedEnum;
@@ -141,26 +142,15 @@ public class ImGroupServiceImpl implements ImGroupService {
        conversationMembersService.deleteByConversationId(conversation.getId());
        // 保存事件消息
-        ImMessage imMessage = new ImMessage();
        Map<String, Object> content = new HashMap<>();
        content.put("operator", operator.getClientId());
-        imMessage.setContent(JsonUtils.encodeJson(content));
+        ImMessage imMessage = MessageBuilder.buildEventMessage(MsgTypeEnum.CONVERSATION_DISBAND, application,
+                operator, conversation, JsonUtils.encodeJson(content));
        //  保存消息至消息表
-        imMessage.setId(SnowflakeUtil.getId());
-        imMessage.setMsgType(MsgTypeEnum.CONVERSATION_DISBAND.getUriCode());
-        imMessage.setCreateTime(new Date());
-        imMessage.setFkAppid(operator.getFkAppid());
-        imMessage.setSender(operator.getId());
-        imMessage.setWithdraw(false);
-        imMessage.setEvent(true);
-        imMessage.setSystemFlag(false);
-        imMessage.setSendStatus(2);
-        imMessage.setFkConversationId(conversation.getId());
        imMessageService.save(imMessage);
+        conversationService.sendMsgToMembers(conversation, membersList, operator, imMessage);
-        conversationService.sendMsgToMembers(conversation.getId(), membersList, appId, operator.getClientId(), content,
-                imMessage);
        return true;
    }