v3 - 회원 정보 수정 2 - email과 password 둘 다 바뀌게

이거 한 번 해보자!!

[ 내 코드 ]

UserRepository

@RequiredArgsConstructor
@Repository
public class UserRepository {
    private final EntityManager em;

    @Transactional
    public User update(int sessionId, UserRequest.UpdateDTO requestDTO) {
        User user = findById(sessionId);
        user.update(requestDTO);
        return user;
    }


    public User findById(int id) {
        User user = em.find(User.class, id);
        return user;

    }

UserController

@RequiredArgsConstructor
@Controller
public class UserController {
    private final UserRepository userRepository;
    private final HttpSession session;

    @PostMapping("/user/update")
    public String update(UserRequest.UpdateDTO requestDTO) {
        User sessionUser = (User) session.getAttribute("sessionUser");

        userRepository.update(sessionUser.getId(), requestDTO);

        return "redirect:/";
    }

    @GetMapping("/user/update-form")
    public String updateForm(HttpServletRequest request) {
        User sessionUser = (User) session.getAttribute("sessionUser");

        //id는 세션에서 들고오자!
        User user = userRepository.findById(sessionUser.getId());
        request.setAttribute("user", user);

        return "user/update-form";
    }

User

package shop.mtcoding.blog.user;

import jakarta.persistence.*;
import lombok.Builder;
import lombok.Data;
import lombok.NoArgsConstructor;
import org.hibernate.annotations.CreationTimestamp;

import java.sql.Timestamp;

@NoArgsConstructor
@Data
@Table(name = "user_tb")
@Entity
public class User {
    @Id
    @GeneratedValue(strategy = GenerationType.IDENTITY)
    private Integer id;
    @Column(unique = true)
    private String username;
    private String password;
    private String email;

    @CreationTimestamp // pc -> db (날짜주입)
    private Timestamp createdAt;

    @Builder
    public User(Integer id, String username, String password, String email, Timestamp createdAt) {
        this.id = id;
        this.username = username;
        this.password = password;
        this.email = email;
        this.createdAt = createdAt;
    }

    public void update(UserRequest.UpdateDTO requestDTO) {
        this.password = requestDTO.getPassword();
        this.email = requestDTO.getEmail();
    }

}

[ user/update-form.mustache ]

<form action="/user/update" method="post" enctype="application/x-www-form-urlencoded">
                <div class="mb-3">
                    <input value="{{user.username}}" type="text" class="form-control" placeholder="Enter username" disabled>
                </div>
                <div class="mb-3">
                    <input type="password" class="form-control" placeholder="Enter password" name="password">
                </div>
                <div class="mb-3">
                    <input value="{{user.email}}" type="email" class="form-control" placeholder="Enter email" name="email">
                </div>
                <button type="submit" class="btn btn-primary form-control">회원가입수정</button>
            </form>

[ 화면 확인 ]

[ DB 확인 ]