完成用户注册和展示用户收藏

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/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

@@ -24,4 +24,25 @@ public class UserController {
         UserLoginVO userloginVO = userService.userLogin(userLoginDTO);
         return Result.success(ResultCode.SUCCESS, "登录成功", userloginVO);
     }
+
+    /**
+     * 用户注册
+     * @param userAccount 用户名称
+     * @param userPassword 用户密码
+     * @return 用户id
+     */
+    @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/UserMapper.java

@@ -13,4 +13,12 @@ public interface UserMapper {
      * @return 用户
      */
     User getByUsername(String username);
+
+    /**
+     * 添加用户
+     * @param user 用户对象
+     * @return 受影响行数
+     */
+    Long insertUser(User user);
+    long getMaxUserId();
 }

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

@@ -10,4 +10,5 @@ public interface UserService {
      * @return 登录结果
      */
     UserLoginVO userLogin(UserLoginDTO userLoginDTO);
+    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/UserServiceImpl.java

@@ -10,6 +10,8 @@ import com.bao.dating.util.MD5Util;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.stereotype.Service;
 
+import java.time.LocalDateTime;
+
 @Service
 public class UserServiceImpl implements UserService {
 
@@ -45,4 +47,38 @@ public class UserServiceImpl implements UserService {
         userLoginVO.setToken(token);
         return userLoginVO;
     }
+
+    /**
+     * 用户注册
+     * @param userAccount 账户名称
+     * @param userPassword 密码
+     * @return 用户id
+     */
+    @Override
+    public long userRegister(String userAccount, String userPassword) {
+        //验证非空
+        if (userAccount.isEmpty() ||userPassword.isEmpty()){
+            return -2;
+        }
+        //校验账户不能重复
+        User resultUser = userMapper.getByUsername(userAccount);
+        if (resultUser!=null){
+            return -3;
+        }
+        //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

@@ -3,9 +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>
 
     <select id="getByUsername" resultType="com.bao.dating.pojo.entity.User">
         SELECT * 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;
+    </select>
 
 </mapper>