用户查询个人信息功能

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

@@ -2,7 +2,10 @@ 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;
@@ -24,4 +27,11 @@ public class UserController {
         UserLoginVO userloginVO = userService.userLogin(userLoginDTO);
         return Result.success(ResultCode.SUCCESS, "登录成功", userloginVO);
     }
+
+    @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);
+    }
 }

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 {
@@ -13,4 +14,12 @@ public interface UserMapper {
      * @return 用户
      */
     User getByUsername(String username);
+
+    /**
+     * 根据用户id查询用户信息
+     *
+     * @param userid 用户id
+     * @return 用户
+     */
+    User selectByUserId(Long userid);
 }

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

@@ -0,0 +1,23 @@
+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;
+}

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

@@ -1,6 +1,8 @@
 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;
 
 public interface UserService {
@@ -10,4 +12,10 @@ 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);
 }

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

@@ -188,7 +188,7 @@ 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 +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
+     * @return 修改的动态对象
      */
     @Override
     public PostEditVO updatePost(Long postId, PostRequestDTO postRequestDTO) {

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

@@ -3,10 +3,12 @@ package com.bao.dating.service.impl;
 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.JwtUtil;
 import com.bao.dating.util.MD5Util;
+import org.springframework.beans.BeanUtils;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.stereotype.Service;
 
@@ -16,6 +18,11 @@ public class UserServiceImpl implements UserService {
     @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
@@ -45,4 +52,20 @@ public class UserServiceImpl implements UserService {
         userLoginVO.setToken(token);
         return userLoginVO;
     }
+
+    /**
+     * 获取用户信息
+     * @param userId
+     * @return 用户信息
+     */
+    @Override
+    public UserInfoVO getUserInfo(Long userId) {
+        User user = userMapper.selectByUserId(userId);
+        if (user == null){
+            throw new RuntimeException("用户不存在");
+        }
+        UserInfoVO userInfoVO = new UserInfoVO();
+        BeanUtils.copyProperties(user, userInfoVO);
+        return userInfoVO;
+    }
 }

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

@@ -4,8 +4,43 @@
 
 <mapper namespace="com.bao.dating.mapper.UserMapper">
 
-     <select id="getByUsername" resultType="com.bao.dating.pojo.entity.User">
+    <!--根据用户名查询用户-->
-        SELECT * FROM user WHERE user_name = #{userName}
+    <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>
+
+    <!--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>