后端加了一点成功的返回消息

unilife-server/src/main/java/com/unilife/common/result/Result.java

@@ -39,6 +39,10 @@ public class Result<T>{
         return new Result<>(200, "success", null);
     }
 
+    public static <T> Result<T> success(T data, String message) {
+        return new Result<>(200, message, null);
+    }
+
     /**
      * 失败返回结果
      * @param code 状态码
@@ -48,4 +52,8 @@ public class Result<T>{
     public static <T> Result<T> error(Integer code, String message) {
         return new Result<>(code, message, null);
     }
+
+    public static <T> Result<T> error(T data,String message){
+        return new Result<>(200,message,null);
+    }
 }

unilife-server/src/main/java/com/unilife/controller/UserController.java

@@ -1,6 +1,7 @@
 package com.unilife.controller;
 
 import com.unilife.common.result.Result;
+import com.unilife.model.dto.LogDTO;
 import com.unilife.model.dto.LoginDTO;
 import com.unilife.service.UserService;
 import io.swagger.annotations.Api;
@@ -24,4 +25,8 @@ public class UserController {
     public Result register(@RequestBody LoginDTO loginDTO) {
         return userService.register(loginDTO);
     }
+
+    @ApiOperation(value = "用户登录")
+    @PostMapping("login")
+    public Result login(@RequestBody LogDTO logDTO) { return userService.login(logDTO); }
 }

unilife-server/src/main/java/com/unilife/mapper/UserMapper.java

@@ -2,8 +2,10 @@ package com.unilife.mapper;
 
 import com.unilife.model.entity.User;
 import org.apache.ibatis.annotations.Mapper;
+import org.apache.ibatis.annotations.Param;
 
 @Mapper
 public interface UserMapper {
-    public void insert(User user) ;
+    void insert(User user);
+    User FindByEmail(@Param("email") String email, @Param("password") String password);
 }

unilife-server/src/main/java/com/unilife/model/dto/LogDTO.java

@@ -0,0 +1,14 @@
+package com.unilife.model.dto;
+//这个才是登录的DTO
+
+import lombok.AllArgsConstructor;
+import lombok.Data;
+import lombok.NoArgsConstructor;
+
+@Data
+@NoArgsConstructor
+@AllArgsConstructor
+public class LogDTO {
+    private String email;
+    private String password;
+}

unilife-server/src/main/java/com/unilife/model/dto/LoginDTO.java

@@ -1,5 +1,5 @@
 package com.unilife.model.dto;
-
+//这个是注册的DTO
 import lombok.AllArgsConstructor;
 import lombok.Data;
 import lombok.NoArgsConstructor;

unilife-server/src/main/java/com/unilife/model/vo/LogVO.java

@@ -0,0 +1,27 @@
+package com.unilife.model.vo;
+
+import com.unilife.model.entity.User;
+import lombok.Data;
+
+@Data
+public class LogVO {
+    private Integer id;
+    private String username;
+    private String nickname;
+    private String avatar;
+    private Byte role;
+    private Byte isVerified;
+    private Byte status;
+
+    public LogVO(Integer id,String username,String nickname,String avatar,Byte role,Byte isVerified,Byte status)
+    {
+        this.id = id;
+        this.username = username;
+        this.nickname = nickname;
+        this.avatar = avatar;
+        this.role = role;
+        this.isVerified = isVerified;
+    }
+
+}
+

unilife-server/src/main/java/com/unilife/model/vo/LoginVO.java

@@ -7,4 +7,11 @@ public class LoginVO {
     private Integer id;
     private String username;
     private String nickname;
+
+    public LoginVO(Integer id, String username, String nickname)
+    {
+        this.id = id;
+        this.username = username;
+        this.nickname = nickname;
+    }
 }

unilife-server/src/main/java/com/unilife/service/UserService.java

@@ -1,9 +1,12 @@
 package com.unilife.service;
 
 import com.unilife.common.result.Result;
+import com.unilife.model.dto.LogDTO;
 import com.unilife.model.dto.LoginDTO;
+import com.unilife.model.entity.User;
 
 
 public interface UserService {
     Result register(LoginDTO loginDTO);
+    Result login(LogDTO logDTO);
 }

unilife-server/src/main/java/com/unilife/service/impl/UserServiceImpl.java

@@ -3,13 +3,19 @@ package com.unilife.service.impl;
 import cn.hutool.core.bean.BeanUtil;
 import com.unilife.common.result.Result;
 import com.unilife.mapper.UserMapper;
+import com.unilife.model.dto.LogDTO;
 import com.unilife.model.dto.LoginDTO;
 import com.unilife.model.entity.User;
+import com.unilife.model.vo.LogVO;
 import com.unilife.model.vo.LoginVO;
 import com.unilife.service.UserService;
+import lombok.extern.slf4j.Slf4j;
 import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.stereotype.Component;
 import org.springframework.stereotype.Service;
 
+@Slf4j
+@Component
 @Service
 public class UserServiceImpl implements UserService {
 
@@ -21,7 +27,25 @@ public class UserServiceImpl implements UserService {
         User user = new User();
         BeanUtil.copyProperties(loginDTO,user);
         userMapper.insert(user);
-        LoginVO loginVO = new LoginVO();
+        LoginVO loginVO = new LoginVO(Math.toIntExact(user.getId()),user.getUsername(),user.getNickname());
         return Result.success(loginVO);
     }
+
+    @Override
+    public Result login(LogDTO logDTO) {
+        User user = new User();
+        BeanUtil.copyProperties(logDTO,user);//将登录的前端传来的消息拷贝给这个user
+        User getuser = userMapper.FindByEmail(user.getEmail(),user.getPassword());
+        if(getuser == null)
+        {
+            return Result.error(logDTO,"用户不存在，登录失败!");
+        }
+        if(!user.getPassword().equals(getuser.getPassword()))
+        {
+            return Result.error(logDTO,"密码错误，登录失败!");
+        }
+        LogVO logVO = new LogVO(Math.toIntExact(getuser.getId()), getuser.getUsername(), getuser.getNickname(),
+                getuser.getAvatar(), getuser.getRole(), getuser.getIsVerified(), getuser.getStatus());
+        return Result.success(logVO);
+    }
 }

unilife-server/src/main/resources/application.yml

@@ -1,10 +1,10 @@
 server:
-  port: 8080
+  port: 8087
 spring:
   datasource:
     url: jdbc:mysql://localhost:3306/UniLife?useSSL=false&serverTimezone=UTC&characterEncoding=UTF-8
     username: root
-    password: 123456
+    password: zhong20050428
     driver-class-name: com.mysql.cj.jdbc.Driver
 knife4j:
   enable: true

unilife-server/src/main/resources/mappers/UserMapper.xml

@@ -1,6 +1,17 @@
 <?xml version="1.0" encoding="UTF-8" ?>
 <!DOCTYPE mapper PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN" "http://mybatis.org/dtd/mybatis-3-mapper.dtd" >
 <mapper namespace="com.unilife.mapper.UserMapper">
+    <resultMap id="userResultMap" type="com.unilife.model.entity.User">
+        <id column="id" property="id"/>
+        <result column="email" property="email"/>
+        <result column="password" property="password"/>
+        <result column="username" property="username"/>
+        <result column="nickname" property="nickname"/>
+        <result column="avatar" property="avatar"/>
+        <result column="role" property="role"/>
+        <result column="is_verified" property="isVerified"/>
+        <result column="status" property="status"/>
+    </resultMap>
     <insert id="insert" parameterType="com.unilife.model.entity.User" useGeneratedKeys="true" keyProperty="id">
         INSERT INTO users (
             username,
@@ -40,4 +51,10 @@
                      #{loginTime}
                  )
     </insert>
+
+    <select id="FindByEmail" resultMap="userResultMap">
+        SELECT id, email, password, username, nickname, avatar, role, is_verified, status
+        FROM users
+        WHERE email = #{email} AND password = #{password}
+    </select>
 </mapper>