加注释

目前除登录以外的所有操作都会经过拦截器，可以在WebConfig中设置拦截器忽略的接口
获取用户id不需要手动输入了，直接通过UserContext获取当前登录的用户id
为动态删除，动态修改等我负责的功能添加身份验证，用户id不匹配则会跳出异常
增加token过期验证

src/main/java/com/bao/dating/common/ResultCode.java

@@ -1,14 +1,26 @@
 package com.bao.dating.common;
 
+/**
+ * 响应状态码枚举
+ */
 public enum ResultCode {
+    /** 成功 */
     SUCCESS(200, "成功"),
+    /** 请求已成功处理 */
     SUCCESS_REVIEW(201, "请求已成功处理"),
+    /** 删除成功 */
     SUCCESS_DELETE(204, "删除成功"),
+    /** 参数错误 */
     PARAM_ERROR(400, "参数错误"),
+    /** 未登录或 Token 失效 */
     UNAUTHORIZED(401, "未登录或 Token 失效"),
+    /** 无权限 */
     FORBIDDEN(403, "无权限"),
+    /** 数据不存在 */
     NOT_FOUND(404, "数据不存在"),
+    /** 系统异常 */
     SYSTEM_ERROR(500, "系统异常"),
+    /** 操作失败 */
     FAIL(500, "操作失败");
 
     private final int code;
@@ -26,4 +38,4 @@ public enum ResultCode {
     public String msg() {
         return msg;
     }
-}
+}

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

@@ -25,9 +25,7 @@ public class WebConfig implements WebMvcConfigurer {
                 .addPathPatterns("/**")
                 // 忽略的接口
                 .excludePathPatterns(
-                        "/user/login",
-                        "/user/userRegister"
+                        "/user/login"
                 );
     }
 }
-

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

@@ -36,7 +36,7 @@ public class PostController {
      * @param postDTO 动态信息
      * @return 发布的动态对象
      */
-    @PostMapping(consumes = "application/json")
+    @PostMapping( "/createPost")
     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);
@@ -49,8 +49,8 @@ public class PostController {
      * @param postIds 动态ID
      * @return 删除结果
      */
-    @DeleteMapping
-    public Result<String> deleteById(@RequestParam List<Long> postIds){
+    @PostMapping("/deletePost")
+    public Result<String> deleteById(@RequestBody List<Long> postIds){
         int deletedCount = postService.deletePostById(postIds);
         return Result.success(ResultCode.SUCCESS_DELETE, deletedCount > 0 ? "成功删除" : "删除失败，该动态不存在", null);
     }
@@ -60,7 +60,7 @@ public class PostController {
      * @param postId 动态ID
      * @return 动态对象
      */
-    @GetMapping("/{postId}")
+    @PostMapping("/{postId}")
     public Result<PostEditVO> getPostById(@PathVariable Long postId) {
         PostEditVO postEditVO = postService.getPostForEdit(postId);
         return Result.success(ResultCode.SUCCESS,"查询成功", postEditVO);
@@ -72,7 +72,7 @@ public class PostController {
      * @param postRequestDTO 动态信息
      * @return 更新后的动态对象
      */
-    @PutMapping("/{postId}")
+    @PostMapping("/{postId}/updatePost")
     public Result<PostEditVO> updatePost(@PathVariable Long postId, @RequestBody PostRequestDTO postRequestDTO) {
         PostEditVO result = postService.updatePost(postId, postRequestDTO);
         return Result.success(ResultCode.SUCCESS_REVIEW, "动态更新成功", result);

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

@@ -2,15 +2,12 @@ package com.bao.dating.controller;
 
 import com.bao.dating.common.Result;
 import com.bao.dating.common.ResultCode;
-import com.bao.dating.pojo.entity.Post;
-import com.bao.dating.pojo.entity.PostFavorite;
 import com.bao.dating.pojo.entity.User;
 import com.bao.dating.service.PostFavoriteService;
 import com.bao.dating.service.PostService;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.web.bind.annotation.*;
 
-import java.util.List;
 import java.util.Map;
 
 @RestController
@@ -34,11 +31,4 @@ public class PostFavoriteController {
         Long userId = user.getUserId();
         return postFavoriteService.deletePostFavorite(userId, postId);
     }
-    @GetMapping("/{user_id}/favorites")
-    public Result<List<Post>> getFavorites(@PathVariable("user_id")Long postId){
-        if (postId == null){
-            return Result.error(ResultCode.PARAM_ERROR);
-        }
-        return postFavoriteService.getAllFavoritePost(postId);
-    }
 }

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

@@ -2,11 +2,17 @@ package com.bao.dating.controller;
 
 import com.bao.dating.common.Result;
 import com.bao.dating.common.ResultCode;
+import com.bao.dating.context.UserContext;
 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 org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.web.bind.annotation.*;
+import org.springframework.web.multipart.MultipartFile;
+
+import java.util.List;
 
 @RestController
 @RequestMapping("/user")
@@ -26,23 +32,35 @@ public class UserController {
     }
 
     /**
-     * 用户注册
-     * @param userAccount 用户名称
-     * @param userPassword 用户密码
-     * @return 用户id
+     * 获取用户信息
+     * @return 用户信息
      */
-    @PostMapping("/userRegister")
-    public Result userRegister(String userAccount, String userPassword){
-        long result = userService.userRegister(userAccount, userPassword);
-        if (result == -1){
-            return Result.error(ResultCode.SYSTEM_ERROR);
-        }
-        if (result==-2){
-            return Result.error(ResultCode.PARAM_ERROR);
-        }
-        if (result == -3){
-            return Result.error(ResultCode.FAIL,"用户名称相同");
-        }
-        return Result.success(ResultCode.SUCCESS,"注册成功",result);
+    @GetMapping("/info")
+    public Result<UserInfoVO> getUserInfo() {
+        Long userId = UserContext.getUserId();
+        UserInfoVO userInfoVO = userService.getUserInfo(userId);
+        return Result.success(ResultCode.SUCCESS, "获取用户信息成功", userInfoVO);
+    }
+
+    /**
+     * 上传头像接口
+     * @param file 头像文件
+     * @return 上传后的文件URL列表
+     */
+    @PostMapping(value = "/info/uploadAvatar", consumes = "multipart/form-data")
+    public Result<String> uploadAvatar(@RequestParam("file") MultipartFile file) {
+        String fileUrl = userService.uploadAvatar(file);
+        return Result.success(ResultCode.SUCCESS_REVIEW, "头像上传成功", fileUrl);
+    }
+
+    /**
+     * 上传背景接口
+     * @param file 背景文件
+     * @return 上传后的文件URL列表
+     */
+    @PostMapping(value = "/info/uploadBackground", consumes = "multipart/form-data")
+    public Result<String> uploadBackground(@RequestParam("file") MultipartFile file) {
+        String fileUrl = userService.uploadBackground(file);
+        return Result.success(ResultCode.SUCCESS_REVIEW, "背景上传成功", fileUrl);
     }
 }

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

@@ -1,6 +1,5 @@
 package com.bao.dating.mapper;
 
-import com.bao.dating.pojo.entity.Post;
 import com.bao.dating.pojo.entity.PostFavorite;
 import org.apache.ibatis.annotations.Mapper;
 import org.apache.ibatis.annotations.Param;
@@ -13,5 +12,4 @@ public interface PostFavoriteMapper {
     List<Long> selectUserIDByPostID(@Param("postId") Long postId);
     int addPostFavorite(PostFavorite postFavorite);
     int deletePostFavorite(@Param("postId") Long postId);
-    List<Post> getAllPost(@Param("userId") Long userId);
 }

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

@@ -20,7 +20,7 @@ public interface PostMapper {
      *
      * @param postIds 动态ID
      */
-    int deletePostByIds(@Param("postIds") List<Long> postIds);
+    int deletePostByIds(List<Long> postIds);
 
     /**
      * 根据ID查询动态
@@ -28,7 +28,7 @@ public interface PostMapper {
      * @param postId
      * @return
      */
-    Post selectById(@Param("postId") Long postId);
+    Post selectById(Long postId);
 
     /**
      * 根据ID更新动态

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

@@ -2,6 +2,7 @@ package com.bao.dating.mapper;
 
 import com.bao.dating.pojo.entity.User;
 import org.apache.ibatis.annotations.Mapper;
+import org.apache.ibatis.annotations.Param;
 
 @Mapper
 public interface UserMapper {
@@ -15,10 +16,10 @@ public interface UserMapper {
     User getByUsername(String username);
 
     /**
-     * 添加用户
-     * @param user 用户对象
-     * @return 受影响行数
+     * 根据用户id查询用户信息
+     *
+     * @param userid 用户id
+     * @return 用户
      */
-    Long insertUser(User user);
-    long getMaxUserId();
+    User selectByUserId(Long userid);
 }

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

@@ -0,0 +1,24 @@
+package com.bao.dating.pojo.vo;
+
+import lombok.Data;
+
+import java.time.LocalDate;
+import java.time.LocalDateTime;
+import java.util.List;
+
+/**
+ * 用户信息VO
+ */
+@Data
+public class UserInfoVO {
+    private Long userId;
+    private String nickname;
+    private String avatarUrl;
+    private String backgroundUrl;
+    private Integer gender;
+    private LocalDate birthday;
+    private List<String> hobbies;
+    private String signature;
+    private LocalDateTime createdAt;
+    private LocalDateTime updatedAt;
+}

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

@@ -1,13 +1,10 @@
 package com.bao.dating.service;
 
 import com.bao.dating.common.Result;
-import com.bao.dating.pojo.entity.Post;
 
-import java.util.List;
 import java.util.Map;
 
 public interface PostFavoriteService {
     Result<Map<String,Long>> postFavorite(Long userid,Long postId);
     Result<?> deletePostFavorite(Long userid,Long postId);
-    Result<List<Post>> getAllFavoritePost(Long userId);
 }

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

@@ -1,7 +1,12 @@
 package com.bao.dating.service;
 
 import com.bao.dating.pojo.dto.UserLoginDTO;
+import com.bao.dating.pojo.vo.PostEditVO;
+import com.bao.dating.pojo.vo.UserInfoVO;
 import com.bao.dating.pojo.vo.UserLoginVO;
+import org.springframework.web.multipart.MultipartFile;
+
+import java.util.List;
 
 public interface UserService {
     /**
@@ -10,5 +15,24 @@ public interface UserService {
      * @return 登录结果
      */
     UserLoginVO userLogin(UserLoginDTO userLoginDTO);
-    long userRegister(String userAccount, String userPassword);
+
+    /**
+     * 查询个人信息
+     * @param userId 动态ID
+     */
+    UserInfoVO getUserInfo(Long userId);
+
+    /**
+     * 上传头像
+     * @param file 头像文件
+     * @return 上传后的文件URL列表
+     */
+    String uploadAvatar(MultipartFile file);
+
+    /**
+     * 上传背景
+     * @param file 背景文件
+     * @return 上传后的文件URL列表
+     */
+    String uploadBackground(MultipartFile file);
 }

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

@@ -4,7 +4,6 @@ import com.bao.dating.common.Result;
 import com.bao.dating.common.ResultCode;
 import com.bao.dating.mapper.PostFavoriteMapper;
 import com.bao.dating.mapper.PostMapper;
-import com.bao.dating.pojo.entity.Post;
 import com.bao.dating.pojo.entity.PostFavorite;
 import com.bao.dating.service.PostFavoriteService;
 import org.springframework.beans.factory.annotation.Autowired;
@@ -59,10 +58,4 @@ public class PostFavoriteServiceImpl implements PostFavoriteService {
         postMapper.decreaseFavoriteCount(postId);
         return null;
     }
-
-    @Override
-    public Result<List<Post>> getAllFavoritePost(Long userId) {
-        List<Post> result = postFavoriteMapper.getAllPost(userId);
-        return Result.success(ResultCode.SUCCESS,"查询成功",result);
-    }
 }

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

@@ -20,10 +20,7 @@ import java.io.IOException;
 import java.time.LocalDate;
 import java.time.LocalDateTime;
 import java.time.format.DateTimeFormatter;
-import java.util.ArrayList;
-import java.util.List;
-import java.util.Map;
-import java.util.UUID;
+import java.util.*;
 
 /**
  * 动态服务实现类
@@ -52,34 +49,55 @@ public class PostServiceImpl implements PostService {
      */
     @Override
     public List<String> uploadMedia(MultipartFile[] files) {
+        // 如果没有文件，则返回空列表
+        if (files == null || files.length == 0) {
+            return Collections.emptyList();
+        }
+        // 创建媒体文件列表
         List<String> mediaUrls = new ArrayList<>();
-        if (files != null && files.length > 0) {
+
             for (MultipartFile file : files) {
-                if (!file.isEmpty()) {
+                // 跳过空文件
+                if (file == null || file.isEmpty()) {
+                    continue;
+                }
+                // 获取文件名并跳过空文件
+                String originalFilename = file.getOriginalFilename();
+                if (originalFilename == null) {
+                    continue;
+                }
+                // 校验文件类型
+                String fileType = FileUtil.getFileType(originalFilename);
+                if (!"image".equals(fileType) && !"video".equals(fileType)) {
+                    throw new RuntimeException("不支持的文件类型：" + originalFilename);
+                }
+
+                // 创建目录
+                String dir = LocalDate.now().format(DateTimeFormatter.ofPattern("yyyy/MM"));
+                // 获取文件扩展名
+                String extension = FileUtil.getFileExtension(originalFilename);
+                // 生成唯一文件名
+                String newFileName = UUID.randomUUID().toString().replace("-", "") + "." + extension;
+                // 获取用户ID
+                Long userId = UserContext.getUserId();
+                // 创建文件名
+                String fileName = "post/" + userId + "/" + dir + "/" + newFileName;
+
                     try {
-                        // 根据文件扩展名判断文件类型
-                        String fileType = FileUtil.getFileType(file.getOriginalFilename());
-                        // 创建目录
-                        String dir = LocalDate.now().format(DateTimeFormatter.ofPattern("yyyy/MM"));
-                        // 生成唯一文件名
-                        String newFileName = UUID.randomUUID().toString() + "." + FileUtil.getFileExtension(file.getOriginalFilename());
-                        String fileName = "post/" + dir + "/" + newFileName;
                         // 获取文件字节数据
                         byte[] fileBytes = file.getBytes();
-                        // 根据文件类型处理
-                        String ossUrl = "";
-                        if ("image".equals(fileType) || "video".equals(fileType)) {
-                            // 上传图片或视频
-                            ossUrl = ossUtil.upload(fileBytes, fileName);
+                        // 上传图片或视频
+                        String ossUrl = ossUtil.upload(fileBytes, fileName);
+                        if (ossUrl == null || ossUrl.isEmpty()) {
+                            throw new RuntimeException("文件上传失败：" + originalFilename);
                         }
                         // 添加上传后的 URL
                         mediaUrls.add(ossUrl);
                     } catch (IOException e) {
-                        e.printStackTrace();
+                        // 统一异常处理
+                        throw new RuntimeException("上传媒体文件失败：" + originalFilename, e);
                     }
                 }
-            }
-        }
         return mediaUrls;
     }
 
@@ -188,7 +206,7 @@ public class PostServiceImpl implements PostService {
      * 查询动态详情（用于编辑）
      *
      * @param postId 动态ID
-     * @return
+     * @return 动态详情
      */
     @Override
     public PostEditVO getPostForEdit(Long postId) {
@@ -210,7 +228,7 @@ public class PostServiceImpl implements PostService {
      * 修改动态
      * @param postId 动态ID
      * @param postRequestDTO 修改的动态数据传输对象
-     * @return
+     * @return 修改的动态对象
      */
     @Override
     public PostEditVO updatePost(Long postId, PostRequestDTO postRequestDTO) {
@@ -225,9 +243,8 @@ public class PostServiceImpl implements PostService {
             throw new RuntimeException("无权限修改此动态");
         }
         post.setContent(postRequestDTO.getContent());
-        if (postRequestDTO.getMediaOssKeys() != null && !postRequestDTO.getMediaOssKeys().isEmpty()) {
-            post.setMediaOssKeys(postRequestDTO.getMediaOssKeys());
-        }
+        // 如果请求中的mediaOssKeys不为null（即使是空列表），则更新为新值
+        post.setMediaOssKeys(postRequestDTO.getMediaOssKeys());
 
         // 1. 文本内容审核
         Map textResult;
@@ -239,11 +256,11 @@ public class PostServiceImpl implements PostService {
         // 文本审核结果
         String textSuggestion = (String) textResult.get("suggestion");
 
-        // 2. 图片审核（如果有）
-        if (postRequestDTO.getMediaOssKeys() != null && !postRequestDTO.getMediaOssKeys().isEmpty()) {
+        // 2. 图片审核（如果有媒体文件）
+        if (post.getMediaOssKeys() != null && !post.getMediaOssKeys().isEmpty()) {
             Map imageResult;
             try {
-                imageResult = greenImageScan.imageScan(postRequestDTO.getMediaOssKeys());
+                imageResult = greenImageScan.imageScan(post.getMediaOssKeys());
             } catch (Exception e) {
                 throw new RuntimeException(e);
             }

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

@@ -1,23 +1,40 @@
 package com.bao.dating.service.impl;
 
+import com.bao.dating.common.aliyun.AliOssUtil;
+import com.bao.dating.context.UserContext;
 import com.bao.dating.mapper.UserMapper;
 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.FileUtil;
 import com.bao.dating.util.JwtUtil;
 import com.bao.dating.util.MD5Util;
+import org.springframework.beans.BeanUtils;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.stereotype.Service;
+import org.springframework.web.multipart.MultipartFile;
 
-import java.time.LocalDateTime;
+
+import java.time.LocalDate;
+import java.time.format.DateTimeFormatter;
+import java.util.UUID;
 
 @Service
 public class UserServiceImpl implements UserService {
 
+    @Autowired
+    private AliOssUtil ossUtil;
+
     @Autowired
     private UserMapper userMapper;
 
+    /**
+     * 用户登录
+     * @param userLoginDTO
+     * @return 登录信息
+     */
     @Override
     public UserLoginVO userLogin(UserLoginDTO userLoginDTO) {
         // 参数校验
@@ -49,36 +66,95 @@ public class UserServiceImpl implements UserService {
     }
 
     /**
-     * 用户注册
-     * @param userAccount 账户名称
-     * @param userPassword 密码
-     * @return 用户id
+     * 获取用户信息
+     * @param userId
+     * @return 用户信息
      */
     @Override
-    public long userRegister(String userAccount, String userPassword) {
-        //验证非空
-        if (userAccount.isEmpty() ||userPassword.isEmpty()){
-            return -2;
+    public UserInfoVO getUserInfo(Long userId) {
+        User user = userMapper.selectByUserId(userId);
+        if (user == null){
+            throw new RuntimeException("用户不存在");
         }
-        //校验账户不能重复
-        User resultUser = userMapper.getByUsername(userAccount);
-        if (resultUser!=null){
-            return -3;
+        UserInfoVO userInfoVO = new UserInfoVO();
+        BeanUtils.copyProperties(user, userInfoVO);
+        return userInfoVO;
+    }
+
+    @Override
+    public String uploadAvatar(MultipartFile file) {
+        // 参数校验
+        if (file == null || file.isEmpty()) {
+            throw new RuntimeException("图片不存在");
         }
-        //对密码进行加密
-        String encryptPassword = MD5Util.encryptWithSalt(userPassword, "yujian");
-        long maxUserId = userMapper.getMaxUserId();
-        User user = new User();
-        user.setUserId(maxUserId+1);
-        user.setUserName(userAccount);
-        user.setSalt("yujian");
-        user.setPasswordHash(encryptPassword);
-        user.setCreatedAt(LocalDateTime.now());
-        user.setUpdatedAt(LocalDateTime.now());
-        Long result = userMapper.insertUser(user);
-        if (result < 0){
-            return -1;
+
+        String originalFilename = file.getOriginalFilename();
+        if (originalFilename == null) {
+            throw new RuntimeException("文件名非法");
+        }
+
+        String fileType = FileUtil.getFileType(originalFilename);
+        if (!"image".equals(fileType)) {
+            throw new RuntimeException("仅支持图片上传");
+        }
+
+        //生成 OSS 路径
+        String dir = LocalDate.now().format(DateTimeFormatter.ofPattern("yyyy/MM"));
+        String extension = FileUtil.getFileExtension(originalFilename);
+        String fileName = UUID.randomUUID().toString().replace("-", "") + "." + extension;
+        Long userId = UserContext.getUserId();
+        String objectKey = "user/" + userId + "/avatar/"  + fileName;
+
+        try {
+            byte[] fileBytes = file.getBytes();
+            String ossUrl = ossUtil.upload(fileBytes, objectKey);
+
+            if (ossUrl == null || ossUrl.isEmpty()) {
+                throw new RuntimeException("图片上传失败");
+            }
+
+            return ossUrl;
+
+        } catch (Exception e) {
+            throw new RuntimeException("上传图片失败", e);
+        }
+    }
+
+    @Override
+    public String uploadBackground(MultipartFile file) {
+        // 参数校验
+        if (file == null || file.isEmpty()) {
+            throw new RuntimeException("图片不存在");
+        }
+
+        String originalFilename = file.getOriginalFilename();
+        if (originalFilename == null) {
+            throw new RuntimeException("文件名非法");
+        }
+
+        String fileType = FileUtil.getFileType(originalFilename);
+        if (!"image".equals(fileType)) {
+            throw new RuntimeException("仅支持图片上传");
+        }
+
+        //生成 OSS 路径
+        String extension = FileUtil.getFileExtension(originalFilename);
+        String fileName = UUID.randomUUID().toString().replace("-", "") + "." + extension;
+        Long userId = UserContext.getUserId();
+        String objectKey = "user/" + userId + "/background/" + fileName;
+
+        try {
+            byte[] fileBytes = file.getBytes();
+            String ossUrl = ossUtil.upload(fileBytes, objectKey);
+
+            if (ossUrl == null || ossUrl.isEmpty()) {
+                throw new RuntimeException("图片上传失败");
+            }
+
+            return ossUrl;
+
+        } catch (Exception e) {
+            throw new RuntimeException("上传图片失败", e);
         }
-        return user.getUserId();
     }
 }

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

@@ -14,8 +14,4 @@
     <select id="selectUserIDByPostID" resultType="java.lang.Long">
         SELECT user_id FROM post_favorite WHERE post_id = #{postId}
     </select>
-    <!--查询用户收藏的所有动态-->
-    <select id="getAllPost" resultType="com.bao.dating.pojo.entity.Post">
-        select * from post where post_id in (select post_id from post_favorite where user_id=#{userId})
-    </select>
 </mapper>

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

@@ -3,15 +3,44 @@
         "http://mybatis.org/dtd/mybatis-3-mapper.dtd">
 
 <mapper namespace="com.bao.dating.mapper.UserMapper">
-    <insert id="insertUser" useGeneratedKeys="true" parameterType="com.bao.dating.pojo.entity.User">
-        insert into user(user_id,user_name,salt,password_hash,created_at,updated_at) values (#{userId},#{userName},#{salt},#{passwordHash},#{createdAt},#{updatedAt})
-    </insert>
 
+    <!--根据用户名查询用户-->
     <select id="getByUsername" resultType="com.bao.dating.pojo.entity.User">
-        SELECT * FROM user WHERE user_name = #{userName}
+        SELECT
+            user_id,
+            user_name,
+            password_hash,
+            salt,
+            nickname
+        FROM user WHERE user_name = #{userName}
     </select>
-    <select id="getMaxUserId" resultType="java.lang.Long">
-        SELECT IFNULL(MAX(user_id), 0) AS max_id FROM user;
+
+    <!--根据用户id查询用户信息-->
+    <resultMap id="UserResultMap" type="com.bao.dating.pojo.entity.User">
+        <id property="userId" column="user_id"/>
+        <result property="nickname" column="nickname"/>
+        <result property="avatarUrl" column="avatar_url"/>
+        <result property="backgroundUrl" column="background_url"/>
+        <result property="gender" column="gender"/>
+        <result property="birthday" column="birthday"/>
+        <result property="hobbies" column="hobbies" typeHandler="com.bao.dating.handler.ListToVarcharTypeHandler"/>
+        <result property="signature" column="signature"/>
+        <result property="createdAt" column="created_at"/>
+        <result property="updatedAt" column="updated_at"/>
+    </resultMap>
+    <select id="selectByUserId" resultMap="UserResultMap">
+        SELECT
+            user_id,
+            nickname,
+            avatar_url,
+            background_url,
+            gender,
+            birthday,
+            hobbies,
+            signature,
+            created_at,
+            updated_at
+            FROM user WHERE user_id = #{userId}
     </select>
 
 </mapper>