完成用户对用户登录和发布动态的数据分析

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

@@ -1,16 +0,0 @@
-package com.bao.dating.config;
-
-import lombok.Data;
-import org.springframework.boot.context.properties.ConfigurationProperties;
-import org.springframework.stereotype.Component;
-
-@Data
-@Component
-@ConfigurationProperties(prefix = "aliyun.oss")
-public class AliyunOSSConfig {
-    private String endpoint;
-    private String accessKeyId;
-    private String accessKeySecret;
-    private String bucketName;
-
-}

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

@@ -34,8 +34,8 @@ public class WebConfig implements WebMvcConfigurer {
                         "/user/emailLogin",
                         "/api/verification/send-email-code",
                         "/ip/location",
-                        "/user/sendCode",
-                        "/download/{postId}"
+                        "/user/login",
+                        "/user/sendCode"
                 );
     }
 }

src/main/java/com/bao/dating/controller/ContactsController.java

@@ -3,8 +3,6 @@ package com.bao.dating.controller;
 import com.bao.dating.context.UserContext;
 import com.bao.dating.service.ContactsService;
 
-import org.springframework.http.HttpStatus;
-import org.springframework.http.ResponseEntity;
 import org.springframework.web.bind.annotation.*;
 
 import javax.annotation.Resource;
@@ -14,7 +12,6 @@ import java.util.List;
 import java.util.Map;
 
 @RestController
-@RequestMapping("/api/contacts")
 public class ContactsController {
     @Resource
     private ContactsService contactsService;
@@ -45,56 +42,4 @@ public class ContactsController {
         result.put("data", friends);
         return result;
     }
-
-
-
-    /**
-     * 拉黑联系人接口
-     * @param userId 当前用户ID
-     * @param contactUserId 被拉黑联系人ID
-     * @return 接口响应
-     */
-    @PostMapping("/blacklist/{userId}/{contactUserId}")
-    public ResponseEntity<Map<String, Object>> blacklistContact(
-            @PathVariable Long userId,
-            @PathVariable Long contactUserId) {
-        Map<String, Object> result = new HashMap<>();
-        boolean success = contactsService.blacklistContact(userId, contactUserId);
-        if (success) {
-            result.put("code", 200);
-            result.put("msg", "拉黑联系人成功");
-            result.put("data", null);
-            return ResponseEntity.ok(result);
-        } else {
-            result.put("code", 500);
-            result.put("msg", "拉黑联系人失败，联系人不存在或参数错误");
-            result.put("data", null);
-            return ResponseEntity.status(HttpStatus.INTERNAL_SERVER_ERROR).body(result);
-        }
-    }
-
-    /**
-     * 删除联系人接口
-     * @param userId 当前用户ID
-     * @param contactUserId 被删除联系人ID
-     * @return 接口响应
-     */
-    @PostMapping("/delete/{userId}/{contactUserId}")
-    public ResponseEntity<Map<String, Object>> deleteContact(
-            @PathVariable Long userId,
-            @PathVariable Long contactUserId) {
-        Map<String, Object> result = new HashMap<>();
-        boolean success = contactsService.deleteContact(userId, contactUserId);
-        if (success) {
-            result.put("code", 200);
-            result.put("msg", "删除联系人成功");
-            result.put("data", null);
-            return ResponseEntity.ok(result);
-        } else {
-            result.put("code", 500);
-            result.put("msg", "删除联系人失败，联系人不存在或参数错误");
-            result.put("data", null);
-            return ResponseEntity.status(HttpStatus.INTERNAL_SERVER_ERROR).body(result);
-        }
-    }
 }

src/main/java/com/bao/dating/controller/DataAnalysisController.java

@@ -0,0 +1,66 @@
+package com.bao.dating.controller;
+
+import com.bao.dating.common.Result;
+import com.bao.dating.common.ResultCode;
+import com.bao.dating.pojo.vo.DataAnalysisVO;
+import com.bao.dating.util.DataAnalysisRedisService;
+import org.springframework.web.bind.annotation.GetMapping;
+import org.springframework.web.bind.annotation.RequestMapping;
+import org.springframework.web.bind.annotation.RequestParam;
+import org.springframework.web.bind.annotation.RestController;
+
+import javax.annotation.Resource;
+import java.time.LocalDateTime;
+import java.util.ArrayList;
+
+@RestController
+@RequestMapping("/dataAnalysis")
+public class DataAnalysisController {
+    @Resource
+    private DataAnalysisRedisService dataAnalysisRedisService;
+
+    /**
+     * 统计动态
+     * @param days 统计时常
+     * @return result
+     */
+    @GetMapping("/postTotal")
+    public Result<DataAnalysisVO> postDataAnalysis(@RequestParam Integer days){
+        if (checkParam(days)){
+            return Result.error(ResultCode.PARAM_ERROR);
+        }
+        Long count = dataAnalysisRedisService.countPostTotalByDays(days);
+        String timePeriod = dataAnalysisRedisService.calculateTimeRanges(LocalDateTime.now(), days);
+        DataAnalysisVO dataAnalysisVO = new DataAnalysisVO();
+        dataAnalysisVO.setTotal(count);
+        dataAnalysisVO.setTimePeriod(timePeriod);
+        return Result.success(ResultCode.SUCCESS,dataAnalysisVO);
+    }
+
+    @GetMapping("/loginUserTotal")
+    public Result<DataAnalysisVO> loginUserDataAnalysis(@RequestParam Integer days){
+        if (checkParam(days)){
+            return Result.error(ResultCode.PARAM_ERROR);
+        }
+        Long count = dataAnalysisRedisService.countLoginUserTotalByDays(days);
+        String timePeriod = dataAnalysisRedisService.calculateTimeRanges(LocalDateTime.now(), days);
+        DataAnalysisVO dataAnalysisVO = new DataAnalysisVO();
+        dataAnalysisVO.setTotal(count);
+        dataAnalysisVO.setTimePeriod(timePeriod);
+        return Result.success(ResultCode.SUCCESS,dataAnalysisVO);
+    }
+
+    /**
+     * 检验参数
+     * @param days 查询天数
+     * @return 参数是否合法
+     */
+    public Boolean checkParam(Integer days){
+        ArrayList<Integer> day = new ArrayList<>();
+        day.add(7);
+        day.add(15);
+        day.add(30);
+        day.add(365);
+        return days != null && day.contains(days);
+    }
+}

src/main/java/com/bao/dating/controller/PostController.java

@@ -1,20 +1,17 @@
 package com.bao.dating.controller;
 
-
-import com.bao.dating.anno.Log;
 import com.bao.dating.common.Result;
 import com.bao.dating.common.ResultCode;
 import com.bao.dating.pojo.dto.PostRequestDTO;
 import com.bao.dating.pojo.entity.Post;
 import com.bao.dating.pojo.vo.PostEditVO;
 import com.bao.dating.service.PostService;
+import com.bao.dating.util.DataAnalysisRedisService;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.web.bind.annotation.*;
 import org.springframework.web.multipart.MultipartFile;
 
-import javax.imageio.ImageIO;
-import javax.servlet.http.HttpServletResponse;
-import java.awt.image.BufferedImage;
+import javax.annotation.Resource;
 import java.util.List;
 
 /**
@@ -29,6 +26,9 @@ public class PostController {
     @Autowired
     private PostService postService;
 
+    @Resource
+    private DataAnalysisRedisService dataAnalysisRedisService;
+
     /**
      * 上传媒体文件接口 like
      * @param files 媒体文件数组
@@ -49,6 +49,9 @@ public class PostController {
     public Result<Post> createPostJson(@RequestBody PostRequestDTO postDTO) {
         // 调用 Service 层处理发布动态业务逻辑
         Post result = postService.createPost(postDTO);
+        //这里将发布动态操作记录到redis中
+        Long postId = result.getPostId();
+        dataAnalysisRedisService.recordPostData(postId);
         return Result.success(ResultCode.SUCCESS, "动态发布成功，等待审核。", result);
     }
 
@@ -86,20 +89,4 @@ public class PostController {
         PostEditVO result = postService.updatePost(postId, postRequestDTO);
         return Result.success(ResultCode.SUCCESS, "动态更新成功", result);
     }
-
-    @GetMapping("/download/{postId}")
-    public void downloadPostImage(@PathVariable Long postId, HttpServletResponse response) throws Exception {
-        try {
-            //Service 返回已经加好水印的图片
-            BufferedImage image = postService.downloadWithWatermark(postId);
-            //设置响应头，触发浏览器下载
-            response.setContentType("image/jpeg");
-            response.setHeader("Content-Disposition", "attachment;filename=post_" + postId + ".jpg");
-            //输出到浏览器
-            ImageIO.write(image, "jpg", response.getOutputStream());
-            response.getOutputStream().flush();
-        } catch (Exception e) {
-            throw new RuntimeException(e);
-        }
-    }
 }

src/main/java/com/bao/dating/controller/UserController.java

@@ -6,15 +6,16 @@ import com.bao.dating.common.ResultCode;
 import com.bao.dating.context.UserContext;
 import com.bao.dating.pojo.dto.UserInfoDTO;
 import com.bao.dating.pojo.dto.UserLoginDTO;
-import com.bao.dating.pojo.entity.User;
 import com.bao.dating.pojo.vo.UserInfoVO;
 import com.bao.dating.pojo.vo.UserLoginVO;
 import com.bao.dating.service.UserService;
+import com.bao.dating.util.DataAnalysisRedisService;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.web.bind.annotation.*;
 import org.springframework.web.multipart.MultipartFile;
 
 import java.util.List;
+import javax.annotation.Resource;
 import javax.servlet.http.HttpServletRequest;
 import java.util.Map;
 
@@ -30,6 +31,9 @@ public class UserController {
     @Autowired
     private UserService userService;
 
+    @Resource
+    private DataAnalysisRedisService dataAnalysisRedisService;
+
     /**
      * 登录
      * @param userLoginDTO 登录参数
@@ -37,6 +41,12 @@ public class UserController {
     @PostMapping("/login")
     public Result<UserLoginVO> login(@RequestBody UserLoginDTO userLoginDTO) {
         UserLoginVO userloginVO = userService.userLogin(userLoginDTO);
+        //将用户登录记录到redis中
+        if (userloginVO != null){
+            Long userId = userloginVO.getUserId();
+            dataAnalysisRedisService.recordLoginUserData(userId);
+        }
+
         return Result.success(ResultCode.SUCCESS, "登录成功", userloginVO);
     }
 
@@ -129,6 +139,11 @@ public class UserController {
         }
         //登录
         UserLoginVO vo = userService.loginByPhone(phone);
+        //将用户登录操作记录到redis中
+        if (vo != null){
+            Long userId = vo.getUserId();
+            dataAnalysisRedisService.recordLoginUserData(userId);
+        }
         return Result.success(ResultCode.SUCCESS, "登录成功", vo);
     }
 
@@ -201,6 +216,9 @@ public class UserController {
         if (userLoginVO == null){
             return Result.error(ResultCode.FAIL,"请先注册用户或添加邮箱");
         }
+        //将用户登录操作记录到redis中
+        Long userId = userLoginVO.getUserId();
+        dataAnalysisRedisService.recordLoginUserData(userId);
         return Result.success(ResultCode.SUCCESS,"用户登录成功",userLoginVO);
     }
 

src/main/java/com/bao/dating/mapper/ContactMapper.java

@@ -17,20 +17,4 @@ public interface ContactMapper {
      */
     List<Map<String, Object>> selectFriendsByUserId(@Param("userId") Long userId);
 
-
-    /**
-     * 拉黑联系人
-     * @param userId 当前用户ID
-     * @param contactUserId 被拉黑的联系人ID
-     * @return 影响行数
-     */
-    int blacklistContact(@Param("userId") Long userId, @Param("contactUserId") Long contactUserId);
-
-    /**
-     * 删除联系人（逻辑删除）
-     * @param userId 当前用户ID
-     * @param contactUserId 被删除的联系人ID
-     * @return 影响行数
-     */
-    int deleteContact(@Param("userId") Long userId, @Param("contactUserId") Long contactUserId);
 }

src/main/java/com/bao/dating/mapper/PostMapper.java

@@ -5,7 +5,6 @@ import org.apache.ibatis.annotations.Mapper;
 import org.apache.ibatis.annotations.Param;
 
 import java.util.List;
-import java.util.Map;
 
 /**
  * 动态Mapper
@@ -118,12 +117,4 @@ public interface PostMapper {
      * @return 影响行数
      */
     int decreaseFavoriteCount(Long postId);
-
-    /**
-     * 根据动态id查询用户名和媒体信息
-     *
-     * @param postId 动态id
-     * @return 用户名和媒体信息
-     */
-    Map<String, Object> getUsernameByUserId(Long postId);
 }

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

@@ -0,0 +1,11 @@
+package com.bao.dating.pojo.vo;
+
+import lombok.Data;
+
+@Data
+public class DataAnalysisVO {
+    //所有总数
+    private Long total;
+    //时间段
+    private String timePeriod;
+}

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

@@ -15,20 +15,6 @@ public interface ContactsService {
     List<Map<String, Object>> getFriendsByUserId(Long userId);
 
 
-    /**
-     * 拉黑联系人
-     * @param userId 当前用户ID
-     * @param contactUserId 被拉黑联系人ID
-     * @return 操作是否成功
-     */
-    boolean blacklistContact(Long userId, Long contactUserId);
 
-    /**
-     * 删除联系人（逻辑删除）
-     * @param userId 当前用户ID
-     * @param contactUserId 被删除联系人ID
-     * @return 操作是否成功
-     */
-    boolean deleteContact(Long userId, Long contactUserId);
 }
 

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

@@ -5,7 +5,6 @@ import com.bao.dating.pojo.entity.Post;
 import com.bao.dating.pojo.vo.PostEditVO;
 import org.springframework.web.multipart.MultipartFile;
 
-import java.awt.image.BufferedImage;
 import java.util.List;
 
 /**
@@ -56,11 +55,4 @@ public interface PostService {
      * @return 用户id
      */
     Long selectUserIdByPostId(Long postId);
-
-    /**
-     * 下载动态图片并添加水印
-     * @param postId 动态ID
-     * @return 带水印的图片
-     */
-    BufferedImage downloadWithWatermark(Long postId) throws Exception;
 }

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

@@ -5,7 +5,6 @@ import com.bao.dating.service.ContactsService;
 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;
 
 import java.util.List;
 import java.util.Map;
@@ -20,34 +19,4 @@ public class ContactServiceImpl implements ContactsService {
         // 直接调用Mapper查询，无额外封装
         return contactMapper.selectFriendsByUserId(userId);
     }
-
-    /**
-     * 拉黑联系人
-     */
-    @Override
-    @Transactional(rollbackFor = Exception.class)
-    public boolean blacklistContact(Long userId, Long contactUserId) {
-        // 参数校验
-        if (userId == null || contactUserId == null || userId.equals(contactUserId)) {
-            return false;
-        }
-        // 执行拉黑操作
-        int affectRows = contactMapper.blacklistContact(userId, contactUserId);
-        return affectRows > 0;
-    }
-
-    /**
-     * 删除联系人
-     */
-    @Override
-    @Transactional(rollbackFor = Exception.class)
-    public boolean deleteContact(Long userId, Long contactUserId) {
-        // 参数校验
-        if (userId == null || contactUserId == null || userId.equals(contactUserId)) {
-            return false;
-        }
-        // 执行删除操作
-        int affectRows = contactMapper.deleteContact(userId, contactUserId);
-        return affectRows > 0;
-    }
 }

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

@@ -10,13 +10,11 @@ import com.bao.dating.mapper.PostLikeMapper;
 import com.bao.dating.mapper.PostMapper;
 import com.bao.dating.pojo.dto.PostRequestDTO;
 import com.bao.dating.pojo.entity.Post;
-import com.bao.dating.pojo.entity.User;
 import com.bao.dating.pojo.vo.PostEditVO;
 import com.bao.dating.service.PostService;
 import com.bao.dating.common.aliyun.AliOssUtil;
 import com.bao.dating.service.UserService;
 import com.bao.dating.util.FileUtil;
-import com.bao.dating.util.WatermarkUtil;
 import org.springframework.beans.BeanUtils;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.stereotype.Service;
@@ -24,7 +22,6 @@ import org.springframework.transaction.annotation.Transactional;
 import org.springframework.util.CollectionUtils;
 import org.springframework.web.multipart.MultipartFile;
 
-import java.awt.image.BufferedImage;
 import java.io.IOException;
 import java.time.LocalDate;
 import java.time.LocalDateTime;
@@ -60,9 +57,6 @@ public class PostServiceImpl implements PostService {
     @Autowired
     private CommentsMapper commentsMapper;
 
-    @Autowired
-    private WatermarkUtil watermarkUtil;
-
     /**
      * 上传媒体文件
      * @param files 媒体文件数组
@@ -350,61 +344,4 @@ public class PostServiceImpl implements PostService {
         return postMapper.selectUserIdByPostId(postId);
     }
 
-    /**
-     * 下载动态图片并添加水印
-     *
-     * @param postId 动态ID
-     * @return 带水印的图片
-     * @throws Exception
-     */
-    @Override
-    public BufferedImage downloadWithWatermark(Long postId) throws Exception {
-        // 一次性查出 动态图片 + 作者信息
-        Map<String, Object> map = postMapper.getUsernameByUserId(postId);
-
-        if (map == null || map.isEmpty()) {
-            Post post = postMapper.selectById(postId);
-            if (post == null) {
-                throw new RuntimeException("未找到指定postId的帖子: " + postId);
-            }
-            throw new RuntimeException("未找到与postId相关的用户和媒体信息: " + postId);
-        }
-
-        String mediaUrl = (String) map.get("media_oss_keys");
-        String username = (String) map.get("user_name");
-        Object userIdObj = map.get("user_id");
-
-        if (mediaUrl == null || username == null || userIdObj == null) {
-            throw new RuntimeException("用户或媒体信息不完整: " + map);
-        }
-
-        mediaUrl = mediaUrl.trim();
-        if (mediaUrl.isEmpty()) {
-            throw new RuntimeException("媒体URL为空，postId: " + postId);
-        }
-
-        Long userId = userIdObj instanceof Number
-                ? ((Number) userIdObj).longValue()
-                : Long.valueOf(userIdObj.toString());
-
-        // 解析 OSS ObjectKey（支持完整URL和直接存key两种）
-        String cleanUrl = mediaUrl.split("\\?")[0]; // 去掉 ? 后面的参数
-        String objectKey;
-
-        if (cleanUrl.startsWith("http")) {
-            // https://xxx.oss-cn-xxx.aliyuncs.com/post/xxx.jpg → post/xxx.jpg
-            objectKey = cleanUrl.substring(cleanUrl.indexOf(".com/") + 5);
-        } else {
-            objectKey = cleanUrl;
-        }
-
-        if (objectKey.trim().isEmpty()) {
-            throw new RuntimeException("解析后的ObjectKey为空，url: " + mediaUrl);
-        }
-
-        // 下载并动态加水印（只给下载的人看，OSS原图不改，数据库不动）
-        return watermarkUtil.downloadAndWatermark(objectKey, username, userId);
-    }
-
-
 }

src/main/java/com/bao/dating/util/DataAnalysisRedisService.java

@@ -0,0 +1,101 @@
+package com.bao.dating.util;
+
+import org.springframework.data.redis.core.RedisTemplate;
+import org.springframework.stereotype.Component;
+
+import javax.annotation.Resource;
+import java.time.LocalDateTime;
+import java.util.concurrent.TimeUnit;
+
+/**
+ * 基于redis的数据分析工具 -统计动态总数和登录人数
+ */
+@Component
+public class DataAnalysisRedisService {
+    // Redis Key 定义
+    //动态总数
+    private static final String REDIS_KEY_POST_TOTAL = "data:post:total";
+    //活跃人数
+    private static final String REDIS_KEY_LOGIN_USER_TOTAL = "data:loginUser:total";
+
+    @Resource
+    private RedisTemplate<String, Object> redisTemplate;
+
+    /**
+     * 记录动态向redis中添加数据
+     * @param postId 动态id
+     */
+    public void recordPostData(Long postId) {
+        // 获取当前毫秒级时间戳（作为Sorted Set的score）
+        long currentTimestamp = System.currentTimeMillis();
+        // 1. 记录动态数据
+        redisTemplate.opsForZSet().add(REDIS_KEY_POST_TOTAL, postId, currentTimestamp);
+        // 可选：设置Key的过期时间（1年+1天，避免数据无限累积）
+        setKeyExpire(REDIS_KEY_POST_TOTAL);
+    }
+
+    /**
+     * 记录动态向redis中添加数据
+     * @param userId 用户id
+     */
+    public void recordLoginUserData(Long userId) {
+        // 获取当前毫秒级时间戳（作为Sorted Set的score）
+        long currentTimestamp = System.currentTimeMillis();
+        // 1. 记录动态数据
+        redisTemplate.opsForZSet().add(REDIS_KEY_LOGIN_USER_TOTAL, userId, currentTimestamp);
+        // 可选：设置Key的过期时间（1年+1天，避免数据无限累积）
+        setKeyExpire(REDIS_KEY_LOGIN_USER_TOTAL);
+    }
+
+    /**
+     * 设置Redis Key的过期时间（1年+1天，确保1年内的数据都能被查询）
+     */
+    private void setKeyExpire(String redisKey) {
+        if (Boolean.FALSE.equals(redisTemplate.hasKey(redisKey))) {
+            redisTemplate.expire(redisKey, 366, TimeUnit.DAYS);
+        }
+    }
+
+    /**
+     * 统计指定时间段内发布的动态
+     * @param days 指定时间段
+     * @return 总数
+     */
+    public Long countPostTotalByDays(int days) {
+        // 1. 计算时间范围：结束时间=当前时间，起始时间=当前时间 - N天的毫秒数
+        long endTimestamp = System.currentTimeMillis();
+        long startTimestamp = endTimestamp - (long) days * 24 * 60 * 60 * 1000;
+        // 2.  key min max - 统计指定score范围内的成员数量（高效，直接返回数量）
+        return redisTemplate.opsForZSet().count(REDIS_KEY_POST_TOTAL, startTimestamp, endTimestamp);
+    }
+
+    public Long countLoginUserTotalByDays(int days) {
+        // 1. 计算时间范围：结束时间=当前时间，起始时间=当前时间 - N天的毫秒数
+        long endTimestamp = System.currentTimeMillis();
+        long startTimestamp = endTimestamp - (long) days * 24 * 60 * 60 * 1000;
+        // 2. key min max - 统计指定score范围内的成员数量（高效，直接返回数量）
+        return redisTemplate.opsForZSet().count(REDIS_KEY_LOGIN_USER_TOTAL, startTimestamp, endTimestamp);
+    }
+
+    /**
+     * 核心方法：传入当前时间，返回各时间段的结果
+     * @param currentDateTime 当前时间（LocalDateTime类型，可直接通过LocalDateTime.now()获取）
+     */
+    public  String calculateTimeRanges(LocalDateTime currentDateTime,int days) {
+        // 1. 计算各时间段的起始时间（当前时间往前推对应时长）
+        LocalDateTime sevenDaysAgo = currentDateTime.minusDays(7);
+        LocalDateTime fifteenDaysAgo = currentDateTime.minusDays(15);
+        LocalDateTime thirtyDaysAgo = currentDateTime.minusDays(30);
+        LocalDateTime oneYearAgo = currentDateTime.minusYears(1);
+        if (days == 7)
+            return sevenDaysAgo + " - " + currentDateTime;
+        if (days == 15)
+            return fifteenDaysAgo + " - " + currentDateTime;
+        if (days == 30)
+            return thirtyDaysAgo + " - " + currentDateTime;
+        if (days == 365)
+            return oneYearAgo + " - " + currentDateTime;
+        return null;
+    }
+
+}

src/main/java/com/bao/dating/util/WatermarkUtil.java

@@ -1,64 +0,0 @@
-    package com.bao.dating.util;
-
-    import com.aliyun.oss.OSS;
-    import com.aliyun.oss.OSSClientBuilder;
-    import com.bao.dating.config.AliyunOSSConfig;
-    import com.bao.dating.mapper.PostMapper;
-    import org.springframework.beans.factory.annotation.Autowired;
-    import org.springframework.stereotype.Component;
-
-    import javax.imageio.ImageIO;
-    import java.awt.*;
-    import java.awt.image.BufferedImage;
-    import java.io.InputStream;
-
-    @Component
-    public class WatermarkUtil {
-
-        @Autowired
-        private AliyunOSSConfig aliyunOSSConfig;
-
-
-        public BufferedImage downloadAndWatermark(String objectKey, String username, Long userId) throws Exception {
-            OSS ossClient = new OSSClientBuilder().build(
-                    aliyunOSSConfig.getEndpoint(),
-                    aliyunOSSConfig.getAccessKeyId(),
-                    aliyunOSSConfig.getAccessKeySecret()
-            );
-
-            InputStream inputStream = ossClient.getObject(aliyunOSSConfig.getBucketName(), objectKey).getObjectContent();
-            BufferedImage image = ImageIO.read(inputStream);
-            Graphics2D g2d = image.createGraphics();
-
-            g2d.setRenderingHint(RenderingHints.KEY_TEXT_ANTIALIASING, RenderingHints.VALUE_TEXT_ANTIALIAS_ON);
-
-            // 字体小一点
-            Font font = new Font("微软雅黑", Font.BOLD, 24);
-            g2d.setFont(font);
-
-            String text = "作者：" + username + " (ID:" + userId + ")";
-
-            FontMetrics fm = g2d.getFontMetrics();
-            int textWidth = fm.stringWidth(text);
-            int textHeight = fm.getHeight();
-
-            // 右下角留边距
-            int x = image.getWidth() - textWidth - 20;
-            int y = image.getHeight() - 20;
-
-            // 黑色描边
-            g2d.setColor(Color.BLACK);
-            g2d.drawString(text, x - 1, y - 1);
-            g2d.drawString(text, x + 1, y - 1);
-            g2d.drawString(text, x - 1, y + 1);
-            g2d.drawString(text, x + 1, y + 1);
-
-            // 白色正文
-            g2d.setColor(Color.WHITE);
-            g2d.drawString(text, x, y);
-
-            g2d.dispose();
-            ossClient.shutdown();
-            return image;
-        }
-    }

src/main/resources/com/bao/dating/mapper/ContactMapper.xml

@@ -21,29 +21,5 @@
           AND c.relation_type != 3  -- 排除黑名单
           AND c.user_id != c.contact_user_id -- 排除自己
     </select>
-
-
-    <!-- 拉黑联系人：更新relation_type为3（黑名单）、contact_status为3（已拉黑） -->
-    <update id="blacklistContact">
-        UPDATE contacts
-        SET relation_type = 3,
-            contact_status = 3,
-            updated_at = CURRENT_TIMESTAMP
-        WHERE user_id = #{userId}
-          AND contact_user_id = #{contactUserId}
-          AND contact_status != 2
-    </update>
-
-    <!-- 删除联系人：更新contact_status为2（已删除） -->
-    <update id="deleteContact">
-        UPDATE contacts
-        SET contact_status = 2,
-            updated_at = CURRENT_TIMESTAMP
-        WHERE user_id = #{userId}
-          AND contact_user_id = #{contactUserId}
-          AND contact_status != 2
-    </update>
 </mapper>
 
-
-

src/main/resources/com/bao/dating/mapper/PostMapper.xml

@@ -135,11 +135,5 @@
     <select id="selectFavoriteCount" resultType="java.lang.Integer">
         select dating.post.favorite_count from dating.post where post.post_id = #{postId}
     </select>
-    <select id="getUsernameByUserId" resultType="map">
-        SELECT u.user_name, u.user_id, p.media_oss_keys
-        FROM post p 
-        LEFT JOIN user u ON p.user_id = u.user_id 
-        WHERE p.post_id = #{postId}
-    </select>
 
 </mapper>

src/main/resources/com/bao/dating/mapper/UserMapper.xml

@@ -111,9 +111,9 @@
         <result property="latitude" column="user_latitude"/>
         <result property="longitude" column="user_longitude"/>
     </resultMap>
-    
+
     <select id="findByLatLngRange" resultMap="UserInfoVOResultMap">
-        SELECT 
+        SELECT
             user_id,
             user_name,
             nickname,