登录成功返回用户名称

src/main/java/com/hisense/monitormanage/controller/UserLoginController.java

@@ -1,5 +1,6 @@
 package com.hisense.monitormanage.controller;
 
+import com.hisense.monitormanage.dto.UserLoginDto;
 import com.hisense.monitormanage.entity.Result;
 import com.hisense.monitormanage.service.UserLoginService;
 import org.springframework.beans.factory.annotation.Autowired;
@@ -16,7 +17,7 @@ public class UserLoginController {
 
     @PostMapping("login")
     public Result login(String username,String password){
-        String login = userLoginService.login(username, password);
+        UserLoginDto login = userLoginService.login(username, password);
         Result success = Result.success(login);
         return success;
     }

src/main/java/com/hisense/monitormanage/dto/UserLoginDto.java

@@ -0,0 +1,9 @@
+package com.hisense.monitormanage.dto;
+
+import lombok.Data;
+
+@Data
+public class UserLoginDto {
+    private String username;
+    private String status;
+}

src/main/java/com/hisense/monitormanage/mapper/UserLoginMapper.java

@@ -2,10 +2,9 @@ package com.hisense.monitormanage.mapper;
 
 import com.baomidou.mybatisplus.core.mapper.BaseMapper;
 import com.hisense.monitormanage.entity.UserLogin;
-import org.apache.ibatis.annotations.Param;
 import org.apache.ibatis.annotations.Select;
 
-public interface UserLoginMapper extends BaseMapper<UserLogin> {
+public interface UserLoginMapper extends BaseMapper<UserLoginMapper> {
 
     @Select("select * from t_user_login")
     UserLogin getUserByName();

src/main/java/com/hisense/monitormanage/service/UserLoginService.java

@@ -1,6 +1,7 @@
 package com.hisense.monitormanage.service;
 
 import cn.hutool.crypto.SecureUtil;
+import com.hisense.monitormanage.dto.UserLoginDto;
 import com.hisense.monitormanage.entity.UserLogin;
 import com.hisense.monitormanage.mapper.UserLoginMapper;
 import lombok.extern.log4j.Log4j2;
@@ -14,11 +15,15 @@ public class UserLoginService {
     @Autowired
     private UserLoginMapper userLoginMapper;
 
-    public String login(String username,String password){
+    public UserLoginDto login(String username, String password){
         UserLogin user = userLoginMapper.getUserByName();
+        UserLoginDto userLoginDto = new UserLoginDto();
         if (user.getUsername().equals(username) && user.getPassword().equals(SecureUtil.md5(password))){
-            return "登录成功";
+            userLoginDto.setUsername(username);
+            userLoginDto.setStatus("登录成功");
+            return userLoginDto;
         }
-        return "账号或密码错误";
+        userLoginDto.setStatus("账号或密码错误");
+        return userLoginDto;
     }
 }