点赞，评论，关注，私信，在线消息通知，匿名发帖（目前是全局公用的匿名名称与头像url）

珞珈岛-项目相关文件/luojia-island/common/src/main/java/com/luojia_channel/common/config/WebMvcConfig.java

@@ -16,8 +16,10 @@ public class WebMvcConfig implements WebMvcConfigurer {
         registry.addInterceptor(authInterceptor)
                 .excludePathPatterns("/user/login",
                         "/user/register",
-                        "/post/page",
-                        "/post/detail"
+                        "/post/list",
+                        "/post/detail",
+                        "/comment/list",
+                        "/comment/list/reply"
                 );
     }
 

珞珈岛-项目相关文件/luojia-island/common/src/main/java/com/luojia_channel/common/utils/UserContext.java

@@ -16,10 +16,7 @@ public final class UserContext {
 
     public static Long getUserId() {
         UserDTO userInfoDTO = USER_THREAD_LOCAL.get();
-        if(userInfoDTO == null){
-            throw new UserException("用户不存在");
-        }
-        return userInfoDTO.getUserId();
+        return Optional.ofNullable(userInfoDTO).map(UserDTO::getUserId).orElse(null);
     }
 
     public static String getUsername() {

珞珈岛-项目相关文件/luojia-island/service/src/main/java/com/luojia_channel/modules/message/mq/config/RabbitMQConfig.java

@@ -0,0 +1,25 @@
+package com.luojia_channel.modules.message.mq.config;
+
+import org.springframework.amqp.rabbit.config.SimpleRabbitListenerContainerFactory;
+import org.springframework.amqp.rabbit.connection.ConnectionFactory;
+import org.springframework.amqp.support.converter.Jackson2JsonMessageConverter;
+import org.springframework.amqp.support.converter.MessageConverter;
+import org.springframework.context.annotation.Bean;
+import org.springframework.context.annotation.Configuration;
+
+@Configuration
+public class RabbitMQConfig {
+
+    @Bean
+    public MessageConverter jsonMessageConverter() {
+        return new Jackson2JsonMessageConverter();
+    }
+
+    @Bean
+    public SimpleRabbitListenerContainerFactory rabbitListenerContainerFactory(ConnectionFactory connectionFactory, MessageConverter jsonMessageConverter) {
+        SimpleRabbitListenerContainerFactory factory = new SimpleRabbitListenerContainerFactory();
+        factory.setConnectionFactory(connectionFactory);
+        factory.setMessageConverter(jsonMessageConverter);
+        return factory;
+    }
+}

珞珈岛-项目相关文件/luojia-island/service/src/main/java/com/luojia_channel/modules/message/mq/consumer/NotificationListener.java

@@ -1,10 +1,13 @@
 package com.luojia_channel.modules.message.mq.consumer;
 
 import cn.hutool.core.bean.BeanUtil;
+import com.alibaba.fastjson.JSON;
 import com.luojia_channel.modules.message.dto.MessageRequest;
+import com.luojia_channel.modules.message.mq.MessageWrapper;
 import com.luojia_channel.modules.message.mq.domain.NotificationMessage;
 import com.luojia_channel.modules.message.server.WebSocketServer;
 import lombok.RequiredArgsConstructor;
+import lombok.extern.slf4j.Slf4j;
 import org.springframework.amqp.rabbit.annotation.Exchange;
 import org.springframework.amqp.rabbit.annotation.Queue;
 import org.springframework.amqp.rabbit.annotation.QueueBinding;
@@ -13,6 +16,7 @@ import org.springframework.stereotype.Component;
 
 @Component
 @RequiredArgsConstructor
+@Slf4j
 public class NotificationListener {
     public static final String EXCHANGE_NAME = "notify.exchange";
     public static final String QUEUE_NAME = "notify.queue";
@@ -24,13 +28,20 @@ public class NotificationListener {
             exchange = @Exchange(name = EXCHANGE_NAME, type = "direct"),
             key = ROUTING_KEY
     ))
-
-    public void handleNotification(NotificationMessage message) {
+    public void handleNotification(MessageWrapper<NotificationMessage> wrapper) {
+        try {
+            NotificationMessage message = wrapper.getMessage();
             MessageRequest request = BeanUtil.copyProperties(message, MessageRequest.class);
-        if (message.getMessageType() == 0) {
+            Integer messageType = message.getMessageType();
+            if (messageType != null && messageType == 0) {
                 webSocketServer.sendPrivateMessage(message.getSenderId(), request);
             } else {
                 webSocketServer.sendSystemNotification(request);
             }
+        } catch (Exception e) {
+            // 记录异常日志
+            log.error("处理消息时发生异常: {}", e.getMessage(), e);
+            throw e;
+        }
     }
 }

珞珈岛-项目相关文件/luojia-island/service/src/main/java/com/luojia_channel/modules/message/mq/domain/NotificationMessage.java

@@ -5,6 +5,8 @@ import lombok.Builder;
 import lombok.Data;
 import lombok.NoArgsConstructor;
 
+import java.io.Serializable;
+
 @Data
 @AllArgsConstructor
 @NoArgsConstructor

珞珈岛-项目相关文件/luojia-island/service/src/main/java/com/luojia_channel/modules/message/server/WebSocketServer.java

@@ -96,7 +96,7 @@ public class WebSocketServer {
         if (receiverSession != null && receiverSession.isOpen()) {
             sendMessage(receiverSession, JSON.toJSONString(response));
         } else {
-            log.warn("接收方 [{}] 不在线，消息无法即时送达", receiverId);
+            log.info("接收方 [{}] 不在线，消息无法即时送达", receiverId);
         }
         MessageDO message = BeanUtil.copyProperties(response, MessageDO.class);
         messageMapper.insert(message);

珞珈岛-项目相关文件/luojia-island/service/src/main/java/com/luojia_channel/modules/post/controller/CommentController.java

@@ -17,7 +17,7 @@ import java.util.List;
 
 @RequiredArgsConstructor
 @RestController
-@RequestMapping("/comments")
+@RequestMapping("/comment")
 public class CommentController {
 
     private final CommentService commentService;
@@ -58,4 +58,11 @@ public class CommentController {
         return Result.success(commentInfoDTOList);
     }
 
+    // 点赞评论
+    @PutMapping("/like/{id}")
+    public Result<Void> likeComment(@PathVariable("id") Long id) {
+        commentService.likeComment(id);
+        return Result.success();
+    }
+
 }

珞珈岛-项目相关文件/luojia-island/service/src/main/java/com/luojia_channel/modules/post/controller/PostController.java

@@ -7,7 +7,6 @@ import com.luojia_channel.modules.post.dto.req.PostSaveDTO;
 import com.luojia_channel.modules.post.dto.req.PostPageQueryDTO;
 import com.luojia_channel.modules.post.dto.resp.PostBasicInfoDTO;
 import com.luojia_channel.modules.post.dto.resp.PostInfoDTO;
-import com.luojia_channel.modules.post.entity.Post;
 import com.luojia_channel.modules.post.service.PostService;
 import lombok.RequiredArgsConstructor;
 import org.springframework.web.bind.annotation.*;
@@ -22,8 +21,8 @@ public class PostController {
 
     // 创建帖子
     @PostMapping
-    public Result<Void> createPost(@RequestBody PostSaveDTO postSaveDTO) {
-        postService.createPost(postSaveDTO);
+    public Result<Void> savePost(@RequestBody PostSaveDTO postSaveDTO) {
+        postService.savePost(postSaveDTO);
         return Result.success();
     }
 
@@ -64,4 +63,11 @@ public class PostController {
     public Result<PageResponse<PostBasicInfoDTO>> pagePostOfMe(@RequestBody PostPageQueryDTO postPageQueryDTO) {
         return Result.success(postService.pagePostOfMe(postPageQueryDTO));
     }
+
+    // 点赞帖子
+    @PutMapping("/like/{id}")
+    public Result<Void> likePost(@PathVariable("id") Long id) {
+        postService.likePost(id);
+        return Result.success();
+    }
 }

珞珈岛-项目相关文件/luojia-island/service/src/main/java/com/luojia_channel/modules/post/dto/resp/CommentInfoDTO.java

@@ -23,6 +23,8 @@ public class CommentInfoDTO {
     private Long topId;
     private LocalDateTime createTime;
 
+    private Boolean isLike;
+
     private String userName;
     private String userAvatar;
 

珞珈岛-项目相关文件/luojia-island/service/src/main/java/com/luojia_channel/modules/post/service/CommentService.java

@@ -21,4 +21,6 @@ public interface CommentService {
     PageResponse<CommentInfoDTO> getCommentsByPostId(CommentPageQueryDTO commentPageQueryDTO);
 
     PageResponse<CommentInfoDTO> getReplyById(CommentPageQueryDTO commentPageQueryDTO);
+
+    void likeComment(Long id);
 }

珞珈岛-项目相关文件/luojia-island/service/src/main/java/com/luojia_channel/modules/post/service/PostService.java

@@ -10,7 +10,7 @@ import com.luojia_channel.modules.post.entity.Post;
 import org.springframework.web.multipart.MultipartFile;
 
 public interface PostService extends IService<Post> {
-    void createPost(PostSaveDTO postSaveDTO);
+    void savePost(PostSaveDTO postSaveDTO);
 
     String setCover(MultipartFile file);
 
@@ -23,4 +23,6 @@ public interface PostService extends IService<Post> {
     PageResponse<PostBasicInfoDTO> pagePost(PostPageQueryDTO postPageQueryDTO);
 
     PageResponse<PostBasicInfoDTO> pagePostOfMe(PostPageQueryDTO postPageQueryDTO);
+
+    void likePost(Long id);
 }

珞珈岛-项目相关文件/luojia-island/service/src/main/java/com/luojia_channel/modules/post/service/impl/CommentServiceImpl.java

@@ -8,25 +8,28 @@ import com.baomidou.mybatisplus.core.toolkit.Wrappers;
 import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
 import com.luojia_channel.common.domain.page.PageResponse;
 import com.luojia_channel.common.exception.PostException;
+import com.luojia_channel.common.exception.UserException;
 import com.luojia_channel.common.utils.PageUtil;
+import com.luojia_channel.common.utils.RedisUtil;
 import com.luojia_channel.common.utils.UserContext;
 import com.luojia_channel.modules.message.mq.domain.NotificationMessage;
 import com.luojia_channel.modules.post.dto.req.CommentPageQueryDTO;
 import com.luojia_channel.modules.post.dto.req.CommentSaveDTO;
 import com.luojia_channel.modules.post.dto.resp.CommentInfoDTO;
-import com.luojia_channel.modules.post.dto.resp.PostBasicInfoDTO;
 import com.luojia_channel.modules.post.entity.Comment;
 import com.luojia_channel.modules.post.entity.Post;
 import com.luojia_channel.modules.post.mapper.CommentMapper;
+import com.luojia_channel.modules.post.mapper.PostMapper;
 import com.luojia_channel.modules.post.mq.producer.NotificationProducer;
 import com.luojia_channel.modules.post.service.CommentService;
 import com.luojia_channel.modules.post.utils.ValidatePostUtil;
 import com.luojia_channel.modules.user.entity.User;
 import com.luojia_channel.modules.user.mapper.UserMapper;
 import lombok.RequiredArgsConstructor;
+import lombok.extern.slf4j.Slf4j;
 import org.apache.commons.lang3.StringUtils;
 import org.springframework.beans.BeanUtils;
-import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.data.redis.core.RedisTemplate;
 import org.springframework.stereotype.Service;
 import org.springframework.transaction.annotation.Transactional;
 
@@ -38,6 +41,7 @@ import java.util.Map;
 import java.util.stream.Collectors;
 
 @Service
+@Slf4j
 @RequiredArgsConstructor
 public class CommentServiceImpl extends ServiceImpl<CommentMapper, Comment> implements CommentService {
 
@@ -45,19 +49,49 @@ public class CommentServiceImpl extends ServiceImpl<CommentMapper, Comment> impl
     private final CommentMapper commentMapper;
     private final UserMapper userMapper;
     private final NotificationProducer notificationProducer;
+    private final RedisUtil redisUtil;
+    private final PostMapper postMapper;
 
     @Override
     @Transactional(rollbackFor = Exception.class)
     public void saveComment(CommentSaveDTO commentSaveDTO) {
+        Long userId = UserContext.getUserId();
+        if(userId == null){
+            throw new UserException("用户未登录");
+        }
         validatePostUtil.validateComment(commentSaveDTO);
         Comment comment = BeanUtil.copyProperties(commentSaveDTO, Comment.class);
+        comment.setUserId(UserContext.getUserId());
         comment.setCreateTime(LocalDateTime.now());
         comment.setUpdateTime(LocalDateTime.now());
         if(!save(comment)){
             throw new PostException("创建评论失败");
         }
+
+        Long postId = commentSaveDTO.getPostId();
+        Post post = postMapper.selectById(postId);
+        if (post == null) {
+            throw new PostException("回复的帖子不存在");
+        }
+        Long receiveUserId = post.getUserId();
         Long parentCommentId = commentSaveDTO.getParentCommentId();
+        // 消息通知,回复帖子
+        if(!userId.equals(receiveUserId) && parentCommentId == null) {
+            String content = String.format("%s 回复了你的帖子: %s",
+                    UserContext.getUsername(),
+                    StringUtils.abbreviate(commentSaveDTO.getContent(), 20));
+            NotificationMessage notificationMessage = NotificationMessage.builder()
+                    .senderId(UserContext.getUserId())
+                    .senderName(UserContext.getUsername())
+                    .senderAvatar(UserContext.getAvatar())
+                    .receiverId(receiveUserId)
+                    .content(content)
+                    .messageType(0)
+                    .build();
+            notificationProducer.sendMessage(notificationMessage);
+        }
         if(parentCommentId != null){
+            // 是回复的评论
             Comment partentComment = commentMapper.selectById(parentCommentId);
             partentComment.setReplyCount(partentComment.getReplyCount() + 1);
             int update = commentMapper.updateById(partentComment);
@@ -75,7 +109,7 @@ public class CommentServiceImpl extends ServiceImpl<CommentMapper, Comment> impl
                     throw new PostException("回复顶级评论失败");
                 }
             }
-            // 消息通知
+            // 消息通知，回复评论
             String content = String.format("%s 回复了你的评论: %s",
                     UserContext.getUsername(),
                     StringUtils.abbreviate(commentSaveDTO.getContent(), 20));
@@ -85,6 +119,7 @@ public class CommentServiceImpl extends ServiceImpl<CommentMapper, Comment> impl
                     .senderAvatar(UserContext.getAvatar())
                     .receiverId(partentComment.getUserId())
                     .content(content)
+                    .messageType(0)
                     .build();
             notificationProducer.sendMessage(notificationMessage);
         }
@@ -95,6 +130,7 @@ public class CommentServiceImpl extends ServiceImpl<CommentMapper, Comment> impl
         validatePostUtil.validateComment(commentSaveDTO);
         validatePostUtil.validateCommentOwnership(commentSaveDTO.getId());
         Comment comment = BeanUtil.copyProperties(commentSaveDTO, Comment.class);
+        comment.setUserId(UserContext.getUserId());
         comment.setUpdateTime(LocalDateTime.now());
         if(!updateById(comment)){
             throw new PostException("更新评论失败");
@@ -137,12 +173,45 @@ public class CommentServiceImpl extends ServiceImpl<CommentMapper, Comment> impl
         return getCommentInfoDTOPageResponse(commentPageQueryDTO, queryWrapper);
     }
 
+    @Override
+    public void likeComment(Long id) {
+        Long userId = UserContext.getUserId();
+        String likeCommentKey = "comment:like:" + id;
+        RedisTemplate<String, Object> redisTemplate = redisUtil.getInstance();
+        // 检查是否未点赞
+        if (!isLikedComment(id)) {
+            // 数据库点赞记录加一
+            boolean success = updateCommentLikeCount(id, 1);
+            if (success) {
+                redisTemplate.opsForSet().add(likeCommentKey, userId, System.currentTimeMillis());
+            }
+        } else {
+            // 数据库点赞记录减一
+            boolean success = updateCommentLikeCount(id, -1);
+            if (success) {
+                redisTemplate.opsForSet().remove(likeCommentKey, userId);
+            }
+        }
+    }
+
+    private boolean isLikedComment(Long commentId) {
+        Long userId = UserContext.getUserId();
+        String likeCommentKey = "comment:like:" + commentId;
+        RedisTemplate<String, Object> redisTemplate = redisUtil.getInstance();
+        return Boolean.TRUE.equals(redisTemplate.opsForSet().isMember(likeCommentKey, userId));
+    }
+
+    private boolean updateCommentLikeCount(Long commentId, int increment) {
+        LambdaUpdateWrapper<Comment> updateWrapper = Wrappers.lambdaUpdate(Comment.class)
+                .setSql("like_count = like_count + " + increment)
+                .eq(Comment::getId, commentId);
+        return commentMapper.update(null, updateWrapper) > 0;
+    }
+
     private PageResponse<CommentInfoDTO> getCommentInfoDTOPageResponse(CommentPageQueryDTO commentPageQueryDTO, LambdaQueryWrapper<Comment> queryWrapper) {
         IPage<Comment> commentPage = commentMapper.selectPage(PageUtil.convert(commentPageQueryDTO), queryWrapper);
         List<Long> userIds = new ArrayList<>();
-        commentPage.getRecords().forEach(comment -> {
-            userIds.add(comment.getUserId());
-        });
+        commentPage.getRecords().forEach(comment -> userIds.add(comment.getUserId()));
         List<User> users = userMapper.selectBatchIds(userIds);
         Map<Long, User> userMap = users.stream()
                 .collect(Collectors.toMap(User::getId, user -> user));
@@ -151,6 +220,7 @@ public class CommentServiceImpl extends ServiceImpl<CommentMapper, Comment> impl
             User user = userMap.getOrDefault(comment.getUserId(), new User());
             commentInfoDTO.setUserAvatar(user.getAvatar());
             commentInfoDTO.setUserName(user.getUsername());
+            commentInfoDTO.setIsLike(isLikedComment(comment.getId()));
             return commentInfoDTO;
         });
     }

珞珈岛-项目相关文件/luojia-island/service/src/main/java/com/luojia_channel/modules/post/service/impl/PostServiceImpl.java

@@ -7,17 +7,15 @@ import com.baomidou.mybatisplus.core.toolkit.Wrappers;
 import com.baomidou.mybatisplus.extension.service.impl.ServiceImpl;
 import com.luojia_channel.common.domain.page.PageResponse;
 import com.luojia_channel.common.exception.PostException;
+import com.luojia_channel.common.exception.UserException;
 import com.luojia_channel.common.utils.PageUtil;
 import com.luojia_channel.common.utils.RedisUtil;
 import com.luojia_channel.common.utils.UserContext;
 import com.luojia_channel.modules.file.service.impl.FileServiceImpl;
-import com.luojia_channel.modules.post.dto.req.CommentPageQueryDTO;
 import com.luojia_channel.modules.post.dto.req.PostSaveDTO;
 import com.luojia_channel.modules.post.dto.req.PostPageQueryDTO;
-import com.luojia_channel.modules.post.dto.resp.CommentInfoDTO;
 import com.luojia_channel.modules.post.dto.resp.PostBasicInfoDTO;
 import com.luojia_channel.modules.post.dto.resp.PostInfoDTO;
-import com.luojia_channel.modules.post.entity.Comment;
 import com.luojia_channel.modules.post.entity.Post;
 import com.luojia_channel.modules.post.mapper.PostMapper;
 import com.luojia_channel.modules.post.service.PostService;
@@ -25,6 +23,7 @@ import com.luojia_channel.modules.post.utils.ValidatePostUtil;
 import com.luojia_channel.modules.user.entity.User;
 import com.luojia_channel.modules.user.mapper.UserMapper;
 import lombok.RequiredArgsConstructor;
+import org.springframework.data.redis.core.RedisTemplate;
 import org.springframework.stereotype.Service;
 import org.springframework.web.multipart.MultipartFile;
 import java.time.LocalDateTime;
@@ -44,15 +43,26 @@ public class PostServiceImpl extends ServiceImpl<PostMapper, Post> implements Po
     private final RedisUtil redisUtil;
     private final UserMapper userMapper;
 
+    // 匿名用户名与匿名头像
+    private static final String ANONYMOUS_NAME = "匿名用户";
+    private static final String ANONYMOUS_AVATAR = "";
+
     @Override
-    public void createPost(PostSaveDTO postSaveDTO) {
+    public void savePost(PostSaveDTO postSaveDTO) {
+        Long userId = UserContext.getUserId();
+        if(userId == null){
+            throw new UserException("用户未登录");
+        }
         validatePostUtil.validatePost(postSaveDTO);
         Post post = BeanUtil.copyProperties(postSaveDTO, Post.class);
+        post.setUserId(UserContext.getUserId());
         post.setCreateTime(LocalDateTime.now());
         post.setUpdateTime(LocalDateTime.now());
         if(!save(post)){
             throw new PostException("创建帖子失败");
         }
+        redisUtil.delete("post:detail:" + postSaveDTO.getId());
+        redisUtil.delete("post:of:user:" + UserContext.getUserId());
     }
 
     @Override
@@ -65,10 +75,13 @@ public class PostServiceImpl extends ServiceImpl<PostMapper, Post> implements Po
         validatePostUtil.validatePost(postSaveDTO);
         validatePostUtil.validatePostOwnership(postSaveDTO.getId());
         Post post = BeanUtil.copyProperties(postSaveDTO, Post.class);
+        post.setUserId(UserContext.getUserId());
         post.setUpdateTime(LocalDateTime.now());
         if(!updateById(post)){
             throw new PostException("更新帖子失败");
         }
+        redisUtil.delete("post:detail:" + postSaveDTO.getId());
+        redisUtil.delete("post:of:user:" + UserContext.getUserId());
     }
 
     @Override
@@ -78,11 +91,13 @@ public class PostServiceImpl extends ServiceImpl<PostMapper, Post> implements Po
         if(delete <= 0){
             throw new PostException("删除帖子失败");
         }
+        redisUtil.delete("post:detail:" + id.toString());
+        redisUtil.delete("post:of:user:" + UserContext.getUserId());
     }
 
     @Override
     public PostInfoDTO getPostDetail(Long id) {
-        return redisUtil.safeGet("post:detail" + id.toString(), PostInfoDTO.class,
+        return redisUtil.safeGet("post:detail:" + id, PostInfoDTO.class,
                 () -> {
                     Post post = getById(id);
                     if(post == null){
@@ -93,6 +108,11 @@ public class PostServiceImpl extends ServiceImpl<PostMapper, Post> implements Po
                             .eq(User::getId, post.getUserId()));
                     postInfoDTO.setUserAvatar(user.getAvatar());
                     postInfoDTO.setUserName(user.getUsername());
+                    if (post.getStatus() == 1) { // 匿名帖子
+                        postInfoDTO.setUserName(ANONYMOUS_NAME);
+                        postInfoDTO.setUserAvatar(ANONYMOUS_AVATAR);
+                    }
+                    postInfoDTO.setIsLike(isLikedPost(post.getId()));
                     return postInfoDTO;
                 },
                 60, TimeUnit.MINUTES);
@@ -105,9 +125,7 @@ public class PostServiceImpl extends ServiceImpl<PostMapper, Post> implements Po
                 .orderByDesc(Post::getCreateTime);
         IPage<Post> postPage = postMapper.selectPage(PageUtil.convert(postPageQueryDTO), queryWrapper);
         List<Long> userIds = new ArrayList<>();
-        postPage.getRecords().forEach(comment -> {
-            userIds.add(comment.getUserId());
-        });
+        postPage.getRecords().forEach(comment -> userIds.add(comment.getUserId()));
         List<User> users = userMapper.selectBatchIds(userIds);
         Map<Long, User> userMap = users.stream()
                 .collect(Collectors.toMap(User::getId, user -> user));
@@ -117,6 +135,10 @@ public class PostServiceImpl extends ServiceImpl<PostMapper, Post> implements Po
             User user = userMap.getOrDefault(post.getUserId(), new User());
             postBasicInfoDTO.setUserAvatar(user.getAvatar());
             postBasicInfoDTO.setUserName(user.getUsername());
+            if (post.getStatus() == 1) { // 匿名帖子
+                postBasicInfoDTO.setUserName(ANONYMOUS_NAME);
+                postBasicInfoDTO.setUserAvatar(ANONYMOUS_AVATAR);
+            }
             return postBasicInfoDTO;
         });
     }
@@ -124,11 +146,63 @@ public class PostServiceImpl extends ServiceImpl<PostMapper, Post> implements Po
     @Override
     public PageResponse<PostBasicInfoDTO> pagePostOfMe(PostPageQueryDTO postPageQueryDTO) {
         Long userId = UserContext.getUserId();
+        if(userId == null){
+            throw new UserException("用户未登录");
+        }
+        // 构建包含分页信息的缓存键
+        String cacheKey = "post:of:user:" + userId + ":page:" + postPageQueryDTO.getCurrent() + ":size:" + postPageQueryDTO.getSize();
+        return redisUtil.safeGet(cacheKey, PageResponse.class,
+                () -> {
                     LambdaQueryWrapper<Post> queryWrapper = Wrappers.lambdaQuery(Post.class)
                             .eq(Post::getUserId, userId)
                             .orderByDesc(Post::getCreateTime);
                     IPage<Post> postPage = postMapper.selectPage(PageUtil.convert(postPageQueryDTO), queryWrapper);
-        return PageUtil.convert(postPage, PostBasicInfoDTO.class);
+                    return PageUtil.convert(postPage, post -> {
+                        PostBasicInfoDTO postBasicInfoDTO = BeanUtil.copyProperties(post, PostBasicInfoDTO.class);
+                        postBasicInfoDTO.setUserAvatar(UserContext.getAvatar());
+                        postBasicInfoDTO.setUserName(UserContext.getUsername());
+                        if (post.getStatus() == 1) { // 匿名帖子
+                            postBasicInfoDTO.setUserName(ANONYMOUS_NAME);
+                            postBasicInfoDTO.setUserAvatar(ANONYMOUS_AVATAR);
+                        }
+                        return postBasicInfoDTO;
+                    });
+                },
+                60, TimeUnit.MINUTES);
+    }
+
+    private boolean isLikedPost(Long postId){
+        Long userId = UserContext.getUserId();
+        if(userId == null){
+            return false;
+        }
+        String likeBlogKey = "post:like:" + postId;
+        RedisTemplate<String, Object> redisTemplate = redisUtil.getInstance();
+        return Boolean.TRUE.equals(redisTemplate.opsForSet().isMember(likeBlogKey, userId));
+    }
+
+    @Override
+    public void likePost(Long id) {
+        Long userId = UserContext.getUserId();
+        if(userId == null){
+            throw new UserException("用户未登录");
+        }
+        String likeBlogKey = "post:like:" + id;
+        RedisTemplate<String, Object> redisTemplate = redisUtil.getInstance();
+        //没点赞
+        if(!isLikedPost(id)){
+            //数据库点赞记录加一
+            boolean success = update().setSql("liked = liked + 1").eq("id",id).update();
+            if(success){
+                redisTemplate.opsForSet().add(likeBlogKey, userId, System.currentTimeMillis());
+            }
+        }else{
+            //数据库点赞记录减一
+            boolean success = update().setSql("liked = liked - 1").eq("id",id).update();
+            if(success){
+                redisTemplate.opsForSet().remove(likeBlogKey, userId);
+            }
+        }
     }
 
 }

珞珈岛-项目相关文件/luojia-island/service/src/main/java/com/luojia_channel/modules/post/utils/ValidatePostUtil.java

@@ -2,6 +2,7 @@ package com.luojia_channel.modules.post.utils;
 
 import cn.hutool.core.util.StrUtil;
 import com.luojia_channel.common.exception.PostException;
+import com.luojia_channel.common.exception.UserException;
 import com.luojia_channel.common.utils.UserContext;
 import com.luojia_channel.modules.post.dto.req.CommentSaveDTO;
 import com.luojia_channel.modules.post.dto.req.PostSaveDTO;
@@ -39,6 +40,9 @@ public class ValidatePostUtil {
 
     public void validatePostOwnership(Long id){
         Long userId = UserContext.getUserId();
+        if(userId == null){
+            throw new UserException("用户未登录");
+        }
         if(id == null){
             throw new PostException("传入id不能为空");
         }
@@ -68,6 +72,9 @@ public class ValidatePostUtil {
 
     public void validateCommentOwnership(Long id) {
         Long userId = UserContext.getUserId();
+        if(userId == null){
+            throw new UserException("用户未登录");
+        }
         if(id == null){
             throw new PostException("传入id不能为空");
         }

珞珈岛-项目相关文件/luojia-island/service/target/classes/db/luojia_channel.sql

@@ -101,10 +101,11 @@ DROP TABLE IF EXISTS `comment`;
 CREATE TABLE `comment` (
                            `id` BIGINT PRIMARY KEY AUTO_INCREMENT COMMENT '主键ID',
                            `content` TEXT NOT NULL COMMENT '评论内容',
+                           `like_count` INT DEFAULT 0 COMMENT '点赞数',
+                           `reply_count` INT DEFAULT 0 COMMENT '回复数',
                            `user_id` BIGINT NOT NULL COMMENT '评论用户ID',
-                           `post_type` VARCHAR(20) NOT NULL COMMENT '帖子类型（post/video）',
                            `post_id` BIGINT NOT NULL COMMENT '关联的帖子ID',
-                           `parent_comment_id` BIGINT COMMENT '父评论ID',
+                           `parent_comment_id` BIGINT DEFAULT 0 COMMENT '父评论ID',
                            `top_id` BIGINT COMMENT '顶层评论ID',
                            `create_time` DATETIME DEFAULT CURRENT_TIMESTAMP COMMENT '创建时间',
                            `update_time` DATETIME DEFAULT CURRENT_TIMESTAMP ON UPDATE CURRENT_TIMESTAMP COMMENT '更新时间',
@@ -151,3 +152,27 @@ CREATE TABLE `view_record` (
                                INDEX idx_post_type (post_type),
                                INDEX idx_post_id (post_id)
 ) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COMMENT='浏览记录表';
+
+## 私信消息表
+DROP TABLE IF EXISTS `message`;
+CREATE TABLE message (
+                         id BIGINT AUTO_INCREMENT PRIMARY KEY,
+                         message_type TINYINT NOT NULL COMMENT '0-私聊, 1-系统消息',
+                         content TEXT NOT NULL,
+                         sender_id BIGINT NOT NULL,
+                         receiver_id BIGINT NOT NULL,
+                         create_time DATETIME NOT NULL,
+                         INDEX idx_sender_id (sender_id),
+                         INDEX idx_receiver_id (receiver_id),
+                         INDEX idx_create_time (create_time)
+);
+
+## 关注表
+DROP TABLE IF EXISTS `follow`;
+CREATE TABLE `follow`  (
+                              `id` bigint(20) NOT NULL AUTO_INCREMENT COMMENT '主键',
+                              `user_id` bigint(20) UNSIGNED NOT NULL COMMENT '用户id',
+                              `follow_user_id` bigint(20) UNSIGNED NOT NULL COMMENT '关联的用户id',
+                              `create_time` timestamp NOT NULL DEFAULT CURRENT_TIMESTAMP COMMENT '创建时间',
+                              PRIMARY KEY (`id`) USING BTREE
+) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4 COMMENT='关注表';