新增：私聊消息发送成功后保存会话列表

yudao-module-im/yudao-module-im-api/src/main/java/cn/iocoder/yudao/module/im/enums/conversation/ImConversationTypeEnum.java

@@ -13,7 +13,8 @@ import lombok.Getter;
 public enum ImConversationTypeEnum {
 
     PRIVATE(1, "单聊"),
-    GROUP(2, "群聊");
+    GROUP(2, "群聊"),
+    NOTICE(4, "通知会话");
 
     /**
      * 类型

yudao-module-im/yudao-module-im-biz/src/main/java/cn/iocoder/yudao/module/im/controller/admin/conversation/vo/ImConversationPageReqVO.java

@@ -24,7 +24,7 @@ public class ImConversationPageReqVO extends PageParam {
     private Integer conversationType;
 
     @Schema(description = "单聊时，用户编号；群聊时，群编号", example = "21454")
-    private String targetId;
+    private Long targetId;
 
     @Schema(description = "会话标志 单聊：s_{userId}_{targetId}，需要排序 userId 和 targetId 群聊：g_groupId")
     private String no;

yudao-module-im/yudao-module-im-biz/src/main/java/cn/iocoder/yudao/module/im/controller/admin/conversation/vo/ImConversationRespVO.java

@@ -26,7 +26,7 @@ public class ImConversationRespVO {
 
     @Schema(description = "单聊时，用户编号；群聊时，群编号", requiredMode = Schema.RequiredMode.REQUIRED, example = "21454")
     @ExcelProperty("单聊时，用户编号；群聊时，群编号")
-    private String targetId;
+    private Long targetId;
 
     @Schema(description = "会话标志 单聊：s_{userId}_{targetId}，需要排序 userId 和 targetId 群聊：g_groupId", requiredMode = Schema.RequiredMode.REQUIRED)
     @ExcelProperty("会话标志 单聊：s_{userId}_{targetId}，需要排序 userId 和 targetId 群聊：g_groupId")

yudao-module-im/yudao-module-im-biz/src/main/java/cn/iocoder/yudao/module/im/controller/admin/conversation/vo/ImConversationSaveReqVO.java

@@ -24,7 +24,7 @@ public class ImConversationSaveReqVO {
 
     @Schema(description = "单聊时，用户编号；群聊时，群编号", requiredMode = Schema.RequiredMode.REQUIRED, example = "21454")
     @NotEmpty(message = "单聊时，用户编号；群聊时，群编号不能为空")
-    private String targetId;
+    private Long targetId;
 
     @Schema(description = "会话标志 单聊：s_{userId}_{targetId}，需要排序 userId 和 targetId 群聊：g_groupId", requiredMode = Schema.RequiredMode.REQUIRED)
     @NotEmpty(message = "会话标志 单聊：s_{userId}_{targetId}，需要排序 userId 和 targetId 群聊：g_groupId不能为空")

yudao-module-im/yudao-module-im-biz/src/main/java/cn/iocoder/yudao/module/im/dal/dataobject/conversation/ImConversationDO.java

@@ -39,7 +39,7 @@ public class ImConversationDO extends BaseDO {
     /**
      * 单聊时，用户编号；群聊时，群编号
      */
-    private String targetId;
+    private Long targetId;
     /**
      * 会话标志 单聊：s_{userId}_{targetId}，需要排序 userId 和 targetId 群聊：g_groupId
      */

yudao-module-im/yudao-module-im-biz/src/main/java/cn/iocoder/yudao/module/im/service/conversation/ImConversationService.java

@@ -52,4 +52,11 @@ public interface ImConversationService {
     PageResult<ImConversationDO> getConversationPage(ImConversationPageReqVO pageReqVO);
 
 
+    /**
+     * 保存私聊会话
+     *
+     * @param fromUserId 发送者
+     * @param receiverId 接收者
+     */
+    void savePrivateConversation(Long fromUserId, Long receiverId);
 }

yudao-module-im/yudao-module-im-biz/src/main/java/cn/iocoder/yudao/module/im/service/conversation/ImConversationServiceImpl.java

@@ -6,6 +6,8 @@ import cn.iocoder.yudao.module.im.controller.admin.conversation.vo.ImConversatio
 import cn.iocoder.yudao.module.im.controller.admin.conversation.vo.ImConversationSaveReqVO;
 import cn.iocoder.yudao.module.im.dal.dataobject.conversation.ImConversationDO;
 import cn.iocoder.yudao.module.im.dal.mysql.conversation.ConversationMapper;
+import cn.iocoder.yudao.module.im.enums.conversation.ImConversationTypeEnum;
+import com.baomidou.mybatisplus.core.conditions.query.QueryWrapper;
 import jakarta.annotation.Resource;
 import org.springframework.stereotype.Service;
 import org.springframework.validation.annotation.Validated;
@@ -67,4 +69,28 @@ public class ImConversationServiceImpl implements ImConversationService {
         return conversationMapper.selectPage(pageReqVO);
     }
 
+    @Override
+    public void savePrivateConversation(Long fromUserId, Long receiverId) {
+        // 创建并保存会话
+        createAndSaveConversation(fromUserId, receiverId);
+        createAndSaveConversation(receiverId, fromUserId);
+    }
+
+    private void createAndSaveConversation(Long userId, Long targetId) {
+        // 创建会话
+        ImConversationDO conversation = new ImConversationDO();
+        conversation.setUserId(userId);
+        conversation.setConversationType(ImConversationTypeEnum.PRIVATE.getType());
+        conversation.setTargetId(targetId);
+        conversation.setNo("s_" + userId + "_" + targetId);
+        conversation.setPinned(false);
+
+        // 根据 no 查询是否存在,不存在则新增
+        QueryWrapper<ImConversationDO> queryWrapper = new QueryWrapper<>();
+        queryWrapper.eq("no", conversation.getNo());
+        if (conversationMapper.selectOne(queryWrapper) == null) {
+            conversationMapper.insert(conversation);
+        }
+    }
+
 }

yudao-module-im/yudao-module-im-biz/src/main/java/cn/iocoder/yudao/module/im/service/message/ImMessageService.java

@@ -60,7 +60,7 @@ public interface ImMessageService {
      * @param fromUserId    发送人编号
      * @return id
      */
-    Long savePrivateMessage(ImSendMessage imSendMessage, Long fromUserId);
+    ImMessageDO savePrivateMessage(ImSendMessage imSendMessage, Long fromUserId);
 
     /**
      * 更新消息状态

yudao-module-im/yudao-module-im-biz/src/main/java/cn/iocoder/yudao/module/im/service/message/ImMessageServiceImpl.java

@@ -76,24 +76,25 @@ public class ImMessageServiceImpl implements ImMessageService {
 
 
     @Override
-    public Long savePrivateMessage(ImSendMessage message, Long senderId) {
+    public ImMessageDO savePrivateMessage(ImSendMessage message, Long senderId) {
-        ImMessageSaveReqVO imMessageSaveReqVO = new ImMessageSaveReqVO();
+        ImMessageDO imMessageDO = new ImMessageDO();
-        imMessageSaveReqVO.setClientMessageId(message.getClientMessageId());
+        imMessageDO.setClientMessageId(message.getClientMessageId());
-        imMessageSaveReqVO.setSenderId(senderId);
+        imMessageDO.setSenderId(senderId);
-        imMessageSaveReqVO.setReceiverId(message.getReceiverId());
+        imMessageDO.setReceiverId(message.getReceiverId());
         //查询发送人昵称和发送人头像
         AdminUserRespDTO user = adminUserApi.getUser(senderId);
-        imMessageSaveReqVO.setSenderNickname(user.getNickname());
+        imMessageDO.setSenderNickname(user.getNickname());
-        imMessageSaveReqVO.setSenderAvatar(user.getAvatar());
+        imMessageDO.setSenderAvatar(user.getAvatar());
-        imMessageSaveReqVO.setConversationType(message.getConversationType());
+        imMessageDO.setConversationType(message.getConversationType());
-        imMessageSaveReqVO.setContentType(message.getContentType());
+        imMessageDO.setContentType(message.getContentType());
-        imMessageSaveReqVO.setConversationNo(senderId + "_" + message.getReceiverId());
+        imMessageDO.setConversationNo(senderId + "_" + message.getReceiverId());
-        imMessageSaveReqVO.setContent(message.getContent());
+        imMessageDO.setContent(message.getContent());
         //消息来源 100-用户发送；200-系统发送（一般是通知）；不能为空
-        imMessageSaveReqVO.setSendFrom(100);
+        imMessageDO.setSendFrom(100);
-        imMessageSaveReqVO.setSendTime(TimeUtil.now());
+        imMessageDO.setSendTime(TimeUtil.now());
-        imMessageSaveReqVO.setMessageStatus(ImMessageStatusEnum.SENDING.getStatus());
+        imMessageDO.setMessageStatus(ImMessageStatusEnum.SENDING.getStatus());
-        return createMessage(imMessageSaveReqVO);
+        imMessageMapper.insert(imMessageDO);
+        return imMessageDO;
     }
 
     @Override

yudao-module-im/yudao-module-im-biz/src/main/java/cn/iocoder/yudao/module/im/websocket/ImWebSocketMessageListener.java

@@ -3,9 +3,9 @@ package cn.iocoder.yudao.module.im.websocket;
 import cn.iocoder.yudao.framework.common.enums.UserTypeEnum;
 import cn.iocoder.yudao.framework.websocket.core.listener.WebSocketMessageListener;
 import cn.iocoder.yudao.framework.websocket.core.sender.WebSocketMessageSender;
-import cn.iocoder.yudao.framework.websocket.core.session.WebSocketSessionManager;
 import cn.iocoder.yudao.framework.websocket.core.util.WebSocketFrameworkUtils;
 import cn.iocoder.yudao.module.im.controller.admin.inbox.vo.ImInboxSaveReqVO;
+import cn.iocoder.yudao.module.im.dal.dataobject.message.ImMessageDO;
 import cn.iocoder.yudao.module.im.dal.redis.inbox.SequenceGeneratorRedisDao;
 import cn.iocoder.yudao.module.im.enums.conversation.ImConversationTypeEnum;
 import cn.iocoder.yudao.module.im.enums.message.ImMessageStatusEnum;
@@ -19,8 +19,6 @@ import lombok.extern.slf4j.Slf4j;
 import org.springframework.stereotype.Component;
 import org.springframework.web.socket.WebSocketSession;
 
-import java.util.List;
-
 /**
  * WebSocket im
  *
@@ -31,52 +29,97 @@ import java.util.List;
 public class ImWebSocketMessageListener implements WebSocketMessageListener<ImSendMessage> {
 
     @Resource
-    private WebSocketMessageSender webSocketMessageSender;
+    private WebSocketMessageSender webSocketMessageSender; // WebSocket消息发送器
     @Resource
-    private ImMessageService imMessageService;
+    private ImMessageService imMessageService; // IM消息服务
     @Resource
-    private ImConversationService imConversationService;
+    private ImConversationService imConversationService; // IM会话服务
     @Resource
-    private ImInboxService imInboxService;
+    private ImInboxService imInboxService; // IM收件箱服务
     @Resource
-    private SequenceGeneratorRedisDao sequenceGeneratorRedisDao;
+    private SequenceGeneratorRedisDao sequenceGeneratorRedisDao; // 序列生成器Redis DAO
-    @Resource
-    private WebSocketSessionManager webSocketSessionManager;
 
+    /**
+     * 处理WebSocket消息
+     *
+     * @param session WebSocket会话
+     * @param message 发送的IM消息
+     */
     @Override
     public void onMessage(WebSocketSession session, ImSendMessage message) {
-        Long fromUserId = WebSocketFrameworkUtils.getLoginUserId(session);
+        Long fromUserId = WebSocketFrameworkUtils.getLoginUserId(session); // 获取登录用户ID
-        //1、插入消息表
-        Long messageId = imMessageService.savePrivateMessage(message, fromUserId);
 
-        // 私聊
+        // 如果是私人消息，处理私人消息
         if (message.getConversationType().equals(ImConversationTypeEnum.PRIVATE.getType())) {
-            //2、插入收件箱表（私聊：两条，群聊：每个群有一条）
+            ImMessageDO imMessageDO = imMessageService.savePrivateMessage(message, fromUserId); // 保存私人消息
-            imInboxService.createInbox(new ImInboxSaveReqVO(message.getReceiverId(), messageId, sequenceGeneratorRedisDao.generateSequence(message.getReceiverId())));
+            handlePrivateMessage(fromUserId, imMessageDO, message);
-            imInboxService.createInbox(new ImInboxSaveReqVO(fromUserId, messageId, sequenceGeneratorRedisDao.generateSequence(fromUserId)));
-
-            //3、推送消息
-            // 3.1判断是否在线
-            List<WebSocketSession> sessions = (List<WebSocketSession>) webSocketSessionManager.getSessionList(UserTypeEnum.ADMIN.getValue(), message.getReceiverId());
-            if (sessions.isEmpty()) {
-                //更新消息状态,为发送失败
-                imMessageService.updateMessageStatus(messageId, ImMessageStatusEnum.FAILURE.getStatus());
-                return;
-            }
-            //3.2发送
-            ImReceiveMessage toMessage = new ImReceiveMessage();
-            toMessage.setFromId(fromUserId);
-            toMessage.setConversationType(ImConversationTypeEnum.PRIVATE.getType());
-            toMessage.setContentType(message.getContentType());
-            toMessage.setContent(message.getContent());
-            webSocketMessageSender.sendObject(UserTypeEnum.ADMIN.getValue(), message.getReceiverId(), // 给指定用户
-                    "im-message-receive", toMessage);
-            //4、更新消息状态,为发送成功
-            imMessageService.updateMessageStatus(messageId, ImMessageStatusEnum.SUCCESS.getStatus());
-
         }
     }
 
+    /**
+     * 处理私人消息
+     *
+     * @param fromUserId  发送者用户ID
+     * @param imMessageDO IM消息数据对象
+     * @param message     发送的IM消息
+     */
+    private void handlePrivateMessage(Long fromUserId, ImMessageDO imMessageDO, ImSendMessage message) {
+        Long fromUserSequence = sequenceGeneratorRedisDao.generateSequence(fromUserId); // 生成发送者序列
+        Long fromUserInboxId = createAndSaveInbox(fromUserId, imMessageDO.getId(), fromUserSequence); // 创建并保存发送者收件箱
+        Long receiverSequence = sequenceGeneratorRedisDao.generateSequence(fromUserId); // 生成接收者序列
+        Long receiverInboxId = createAndSaveInbox(message.getReceiverId(), imMessageDO.getId(), receiverSequence); // 创建并保存接收者收件箱
+
+        // 发送消息给接收者和发送者
+        sendMessage(fromUserId, receiverInboxId, imMessageDO, message, "im-message-receive", fromUserSequence);
+        sendMessage(fromUserId, fromUserInboxId, imMessageDO, message, "im-message-receive", receiverSequence);
+
+        // 更新消息状态为成功
+        imMessageService.updateMessageStatus(imMessageDO.getId(), ImMessageStatusEnum.SUCCESS.getStatus());
+        // 保存私人会话
+        imConversationService.savePrivateConversation(fromUserId, message.getReceiverId());
+    }
+
+    /**
+     * 创建并保存收件箱
+     *
+     * @param userId    用户ID
+     * @param messageId 消息ID
+     * @param sequence  序列
+     * @return 收件箱ID
+     */
+    private Long createAndSaveInbox(Long userId, Long messageId, Long sequence) {
+        ImInboxSaveReqVO inboxSaveReqVO = new ImInboxSaveReqVO(userId, messageId, sequence); // 创建收件箱保存请求VO
+        return imInboxService.createInbox(inboxSaveReqVO); // 创建收件箱
+    }
+
+    /**
+     * 发送消息
+     *
+     * @param fromUserId  发送者用户ID
+     * @param inboxId     收件箱ID
+     * @param imMessageDO IM消息数据对象
+     * @param message     发送的IM消息
+     * @param messageType 消息类型
+     * @param sequence    序列
+     */
+    private void sendMessage(Long fromUserId, Long inboxId, ImMessageDO imMessageDO, ImSendMessage message, String messageType, Long sequence) {
+        ImReceiveMessage receiveMessage = new ImReceiveMessage(); // 创建接收消息
+        receiveMessage.setFromId(fromUserId); // 设置发送者ID
+        receiveMessage.setConversationType(ImConversationTypeEnum.PRIVATE.getType()); // 设置会话类型为私人
+        receiveMessage.setContentType(message.getContentType()); // 设置内容类型
+        receiveMessage.setContent(message.getContent()); // 设置内容
+        receiveMessage.setMessageId(imMessageDO.getId()); // 设置消息ID
+        receiveMessage.setInboxId(inboxId); // 设置收件箱ID
+        receiveMessage.setSendTime(imMessageDO.getSendTime()); // 设置发送时间
+        receiveMessage.setSequence(sequence); // 设置序列
+        webSocketMessageSender.sendObject(UserTypeEnum.ADMIN.getValue(), fromUserId, messageType, receiveMessage); // 发送消息
+    }
+
+    /**
+     * 获取类型
+     *
+     * @return 类型
+     */
     @Override
     public String getType() {
         return "im-message-send";

yudao-module-im/yudao-module-im-biz/src/main/java/cn/iocoder/yudao/module/im/websocket/message/ImReceiveMessage.java

@@ -2,8 +2,11 @@ package cn.iocoder.yudao.module.im.websocket.message;
 
 import cn.iocoder.yudao.module.im.dal.dataobject.message.body.ImMessageBody;
 import io.swagger.v3.oas.annotations.media.Schema;
+import jakarta.validation.constraints.NotNull;
 import lombok.Data;
 
+import java.time.LocalDateTime;
+
 @Schema(description = "管理后台 - 消息发送 receive")
 @Data
 public class ImReceiveMessage {
@@ -20,4 +23,16 @@ public class ImReceiveMessage {
     @Schema(description = "消息内容", requiredMode = Schema.RequiredMode.REQUIRED)
     private String content;
 
+    @Schema(description = "消息编号", requiredMode = Schema.RequiredMode.REQUIRED, example = "12454")
+    private Long messageId;
+
+    @Schema(description = "发送时间", requiredMode = Schema.RequiredMode.REQUIRED)
+    private LocalDateTime sendTime;
+
+    @Schema(description = "收件箱编号", requiredMode = Schema.RequiredMode.REQUIRED, example = "18389")
+    private Long inboxId;
+
+    @Schema(description = "序号，按照 user 递增", requiredMode = Schema.RequiredMode.REQUIRED)
+    private Long sequence;
+
 }