完成用户注册和展示用户收藏

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

@@ -1,26 +1,14 @@
 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;
@@ -38,4 +26,4 @@ public enum ResultCode {
     public String msg() {
         return msg;
     }
-}
+}

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

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

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( "/createPost")
+    @PostMapping(consumes = "application/json")
     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
      */
-    @PostMapping("/deletePost")
-    public Result<String> deleteById(@RequestBody List<Long> postIds){
+    @DeleteMapping
+    public Result<String> deleteById(@RequestParam 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
      */
-    @PostMapping("/{postId}")
+    @GetMapping("/{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
      */
-    @PostMapping("/{postId}/updatePost")
+    @PutMapping("/{postId}")
     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

@@ -2,12 +2,15 @@ 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
@@ -31,4 +34,11 @@ 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

@@ -2,17 +2,11 @@ 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")
@@ -32,35 +26,23 @@ public class UserController {
     }
 
     /**
-     * 获取用户信息
-     * @return 用户信息
+     * 用户注册
+     * @param userAccount 用户名称
+     * @param userPassword 用户密码
+     * @return 用户id
      */
-    @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);
+    @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);
     }
 }

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

@@ -1,5 +1,6 @@
 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;
@@ -12,4 +13,5 @@ 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(List<Long> postIds);
+    int deletePostByIds(@Param("postIds") List<Long> postIds);
 
     /**
      * 根据ID查询动态
@@ -28,7 +28,7 @@ public interface PostMapper {
      * @param postId
      * @return
      */
-    Post selectById(Long postId);
+    Post selectById(@Param("postId") Long postId);
 
     /**
      * 根据ID更新动态

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

@@ -2,7 +2,6 @@ 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 {
@@ -16,10 +15,10 @@ public interface UserMapper {
     User getByUsername(String username);
 
     /**
-     * 根据用户id查询用户信息
-     *
-     * @param userid 用户id
-     * @return 用户
+     * 添加用户
+     * @param user 用户对象
+     * @return 受影响行数
      */
-    User selectByUserId(Long userid);
+    Long insertUser(User user);
+    long getMaxUserId();
 }

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

@@ -1,24 +0,0 @@
-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

@@ -1,10 +1,13 @@
 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

@@ -1,12 +1,7 @@
 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 {
     /**
@@ -15,24 +10,5 @@ public interface UserService {
      * @return 登录结果
      */
     UserLoginVO userLogin(UserLoginDTO userLoginDTO);
-
-    /**
-     * 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);
+    long userRegister(String userAccount, String userPassword);
 }

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

@@ -4,6 +4,7 @@ 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;
@@ -58,4 +59,10 @@ 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

@@ -20,7 +20,10 @@ import java.io.IOException;
 import java.time.LocalDate;
 import java.time.LocalDateTime;
 import java.time.format.DateTimeFormatter;
-import java.util.*;
+import java.util.ArrayList;
+import java.util.List;
+import java.util.Map;
+import java.util.UUID;
 
 /**
  * 动态服务实现类
@@ -49,55 +52,34 @@ 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) {
-                // 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;
-
+                if (!file.isEmpty()) {
                     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();
-                        // 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);
+                        // 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);
                         }
                         // 添加上传后的 URL
                         mediaUrls.add(ossUrl);
                     } catch (IOException e) {
-                        // 统一异常处理
-                        throw new RuntimeException("上传媒体文件失败：" + originalFilename, e);
+                        e.printStackTrace();
                     }
                 }
+            }
+        }
         return mediaUrls;
     }
 
@@ -206,7 +188,7 @@ public class PostServiceImpl implements PostService {
      * 查询动态详情（用于编辑）
      *
      * @param postId 动态ID
-     * @return 动态详情
+     * @return
      */
     @Override
     public PostEditVO getPostForEdit(Long postId) {
@@ -228,7 +210,7 @@ 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 修改的动态对象
+     * @return
      */
     @Override
     public PostEditVO updatePost(Long postId, PostRequestDTO postRequestDTO) {
@@ -243,8 +225,9 @@ public class PostServiceImpl implements PostService {
             throw new RuntimeException("无权限修改此动态");
         }
         post.setContent(postRequestDTO.getContent());
-        // 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());
+        if (postRequestDTO.getMediaOssKeys() != null && !postRequestDTO.getMediaOssKeys().isEmpty()) {
+            post.setMediaOssKeys(postRequestDTO.getMediaOssKeys());
+        }
 
         // 1. 文本内容审核
         Map textResult;
@@ -256,11 +239,11 @@ public class PostServiceImpl implements PostService {
         // 文本审核结果
         String textSuggestion = (String) textResult.get("suggestion");
 
-        // 2. 图片审核（如果有媒体文件）
-        if (post.getMediaOssKeys() != null && !post.getMediaOssKeys().isEmpty()) {
+        // 2. 图片审核（如果有）
+        if (postRequestDTO.getMediaOssKeys() != null && !postRequestDTO.getMediaOssKeys().isEmpty()) {
             Map imageResult;
             try {
-                imageResult = greenImageScan.imageScan(post.getMediaOssKeys());
+                imageResult = greenImageScan.imageScan(postRequestDTO.getMediaOssKeys());
             } catch (Exception e) {
                 throw new RuntimeException(e);
             }

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

@@ -1,40 +1,23 @@
 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.LocalDate;
-import java.time.format.DateTimeFormatter;
-import java.util.UUID;
+import java.time.LocalDateTime;
 
 @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
@@ -66,95 +49,36 @@ public class UserServiceImpl implements UserService {
     }
 
     /**
-     * 获取用户信息
-     * @param userId
-     * @return 用户信息
+     * 用户注册
+     * @param userAccount 账户名称
+     * @param userPassword 密码
+     * @return 用户id
      */
     @Override
-    public UserInfoVO getUserInfo(Long userId) {
-        User user = userMapper.selectByUserId(userId);
-        if (user == null){
-            throw new RuntimeException("用户不存在");
+    public long userRegister(String userAccount, String userPassword) {
+        //验证非空
+        if (userAccount.isEmpty() ||userPassword.isEmpty()){
+            return -2;
         }
-        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");
+        //校验账户不能重复
+        User resultUser = userMapper.getByUsername(userAccount);
+        if (resultUser!=null){
+            return -3;
         }
-
-        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);
+        //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;
         }
+        return user.getUserId();
     }
 }

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

@@ -14,4 +14,8 @@
     <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

@@ -3,44 +3,15 @@
         "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
-            user_id,
-            user_name,
-            password_hash,
-            salt,
-            nickname
-        FROM user WHERE user_name = #{userName}
+        SELECT * FROM user WHERE user_name = #{userName}
     </select>
-
-    <!--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 id="getMaxUserId" resultType="java.lang.Long">
+        SELECT IFNULL(MAX(user_id), 0) AS max_id FROM user;
     </select>
 
 </mapper>