完成创建会话添加对方昵称

src/main/java/com/bao/dating/config/WebConfig.java

@@ -4,7 +4,9 @@ package com.bao.dating.config;
 import com.bao.dating.interceptor.TokenInterceptor;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.context.annotation.Configuration;
+import org.springframework.web.servlet.config.annotation.CorsRegistry;
 import org.springframework.web.servlet.config.annotation.InterceptorRegistry;
+import org.springframework.web.servlet.config.annotation.ResourceHandlerRegistry;
 import org.springframework.web.servlet.config.annotation.WebMvcConfigurer;
 
 /**
@@ -32,4 +34,14 @@ public class WebConfig implements WebMvcConfigurer {
                         "/user/login"
                 );
     }
-}
+    
+    /**
+     * 配置静态资源映射
+     * @param registry 静态资源注册器
+     */
+    @Override
+    public void addResourceHandlers(ResourceHandlerRegistry registry) {
+        registry.addResourceHandler("/**")
+                .addResourceLocations("classpath:/static/");
+    }
+}

src/main/java/com/bao/dating/pojo/dto/UserNicknameDTO.java

@@ -0,0 +1,13 @@
+package com.bao.dating.pojo.dto;
+
+import lombok.Data;
+
+/**
+ * 用户昵称数据传输对象
+ * @author KilLze
+ */
+@Data
+public class UserNicknameDTO {
+    private Long userId;
+    private String nickname;
+}

src/main/java/com/bao/dating/pojo/vo/ChatSessionDetailVO.java

@@ -4,6 +4,10 @@ import lombok.Data;
 
 import java.util.List;
 
+/**
+ * 聊天会话详情
+ * @author KilLze
+ */
 @Data
 public class ChatSessionDetailVO {
 

src/main/java/com/bao/dating/pojo/vo/ChatSessionsVO.java

@@ -4,6 +4,10 @@ import lombok.Data;
 
 import java.time.LocalDateTime;
 
+/**
+ * 会话信息
+ * @author KilLze
+ */
 @Data
 public class ChatSessionsVO {
 

src/main/java/com/bao/dating/service/UserService.java

@@ -2,6 +2,7 @@ package com.bao.dating.service;
 
 import com.bao.dating.pojo.dto.UserInfoUpdateDTO;
 import com.bao.dating.pojo.dto.UserLoginDTO;
+import com.bao.dating.pojo.dto.UserNicknameDTO;
 import com.bao.dating.pojo.vo.UserInfoVO;
 import com.bao.dating.pojo.vo.UserLoginVO;
 import org.springframework.web.multipart.MultipartFile;
@@ -52,4 +53,11 @@ public interface UserService {
      * @return 更新后的用户信息
      */
     UserInfoVO updateUserInfo(UserInfoUpdateDTO userInfoUpdateDTO);
+
+    /**
+     * 根据用户ID查询用户昵称
+     * @param userId 用户ID
+     * @return 用户
+     */
+    UserNicknameDTO getUserNicknameById(Long userId);
 }

src/main/java/com/bao/dating/service/impl/ChatServiceImpl.java

@@ -3,10 +3,12 @@ package com.bao.dating.service.impl;
 import com.bao.dating.mapper.ChatRecordsMapper;
 import com.bao.dating.mapper.ChatSessionsMapper;
 import com.bao.dating.pojo.dto.ChatRecordSendDTO;
+import com.bao.dating.pojo.dto.UserNicknameDTO;
 import com.bao.dating.pojo.entity.ChatRecords;
 import com.bao.dating.pojo.entity.ChatSessions;
 import com.bao.dating.pojo.vo.ChatRecordsVO;
 import com.bao.dating.service.ChatService;
+import com.bao.dating.service.UserService;
 import lombok.extern.slf4j.Slf4j;
 import org.springframework.beans.BeanUtils;
 import org.springframework.beans.factory.annotation.Autowired;
@@ -31,6 +33,9 @@ public class ChatServiceImpl implements ChatService {
     @Autowired
     private ChatSessionsMapper chatSessionsMapper;
 
+    @Autowired
+    private UserService userService;
+
     /**
      * 消息入库，如果会话不存在则创建会话
      * @param senderUserId 发送者用户ID
@@ -56,7 +61,19 @@ public class ChatServiceImpl implements ChatService {
         ChatSessions sessions = new ChatSessions();
         sessions.setUserId(senderUserId);
         sessions.setTargetUserId(dto.getReceiverUserId());
-        sessions.setSessionName("");
+        // 获取接收方昵称作为发送方会话名称
+        try {
+            UserNicknameDTO receiverNicknameInfo = userService.getUserNicknameById(dto.getReceiverUserId());
+            if (receiverNicknameInfo != null && receiverNicknameInfo.getNickname() != null) {
+                sessions.setSessionName(receiverNicknameInfo.getNickname());
+            } else {
+                log.warn("接收用户ID获取用户信息时出现错误: {} , 使用默认id", dto.getReceiverUserId());
+                sessions.setSessionName("用户" + dto.getReceiverUserId());
+            }
+        } catch (Exception e) {
+            log.error("接收用户ID获取用户信息时出现错误: {} , 使用默认id", dto.getReceiverUserId(), e);
+            sessions.setSessionName("用户" + dto.getReceiverUserId());
+        }
         sessions.setLastMessageId(record.getChatId());
         sessions.setLastMessageContent(record.getMessageContent());
         sessions.setLastMessageTime(record.getSendTime());
@@ -67,7 +84,18 @@ public class ChatServiceImpl implements ChatService {
         // 创建接收方会话
         sessions.setUserId(dto.getReceiverUserId());
         sessions.setTargetUserId(senderUserId);
-        sessions.setSessionName("");
+        try {
+            UserNicknameDTO senderNicknameInfo = userService.getUserNicknameById(senderUserId);
+            if (senderNicknameInfo != null && senderNicknameInfo.getNickname() != null) {
+                sessions.setSessionName(senderNicknameInfo.getNickname());
+            } else {
+                log.warn("接收用户ID获取用户信息时出现错误: {} , 使用默认id", senderUserId);
+                sessions.setSessionName("用户" + senderUserId);
+            }
+        } catch (Exception e) {
+            log.error("接收用户ID获取用户信息时出现错误: {} , 使用默认id", senderUserId, e);
+            sessions.setSessionName("用户" + senderUserId);
+        }
 
         chatSessionsMapper.insertIfNotExistsForReceiver(sessions);
         chatSessionsMapper.updateSessionForReceiver(sessions);

src/main/java/com/bao/dating/service/impl/UserServiceImpl.java

@@ -10,6 +10,7 @@ import com.bao.dating.context.UserContext;
 import com.bao.dating.mapper.UserMapper;
 import com.bao.dating.pojo.dto.UserInfoUpdateDTO;
 import com.bao.dating.pojo.dto.UserLoginDTO;
+import com.bao.dating.pojo.dto.UserNicknameDTO;
 import com.bao.dating.pojo.entity.User;
 import com.bao.dating.pojo.vo.UserInfoVO;
 import com.bao.dating.pojo.vo.UserLoginVO;
@@ -311,4 +312,23 @@ public class UserServiceImpl implements UserService {
         BeanUtils.copyProperties(updatedUser, userInfoVO);
         return userInfoVO;
     }
+
+    /**
+     * 根据用户ID获取用户昵称
+     *
+     * @param userId 用户ID
+     * @return 用户昵称
+     */
+    @Override
+    public UserNicknameDTO getUserNicknameById(Long userId) {
+        // 查询数据库获取昵称
+        User user = userMapper.selectByUserId(userId);
+        if (user == null) {
+            throw new RuntimeException("没有此用户");
+        }
+        UserNicknameDTO dto = new UserNicknameDTO();
+        dto.setUserId(user.getUserId());
+        dto.setNickname(user.getNickname());
+        return dto;
+    }
 }