[BE] 회원 정보 조회 기능 구현

server/src/main/java/haengdong/event/application/EventService.java

@@ -53,7 +53,7 @@ public EventAppResponse saveEventGuest(EventGuestAppRequest request) {
         Event event = new Event(request.eventName(), userId, token);
         eventRepository.save(event);
 
-        eventMemberRepository.save(new EventMember(event, request.nickname()));
+        eventMemberRepository.save(EventMember.createHost(event, request.nickname()));
         return EventAppResponse.of(event);
     }
 
@@ -64,7 +64,7 @@ public EventAppResponse saveEvent(EventAppRequest request) {
         eventRepository.save(event);
 
         String nickname = userService.findNicknameById(request.userId());
-        eventMemberRepository.save(new EventMember(event, nickname));
+        eventMemberRepository.save(EventMember.createHost(event, nickname));
 
         return EventAppResponse.of(event);
     }

server/src/main/java/haengdong/event/application/response/UserAppResponse.java

@@ -3,11 +3,15 @@
 import haengdong.user.domain.User;
 
 public record UserAppResponse(
+        String nickname,
         String bankName,
         String accountNumber,
-        Boolean isGuest
+        boolean isGuest,
+        String profileImage
 ) {
     public static UserAppResponse of(User user) {
-        return new UserAppResponse(user.getBank(), user.getAccountNumber(), user.isGuest());
+        return new UserAppResponse(user.getNickname(), user.getBank(), user.getAccountNumber(), user.isGuest(),
+                user.getPicture()
+        );
     }
 }

server/src/main/java/haengdong/event/domain/event/member/EventMember.java

@@ -54,6 +54,10 @@ public EventMember(Long id, Event event, String name, boolean isDeposited) {
         this.isDeposited = isDeposited;
     }
 
+    public static EventMember createHost(Event event, String name) {
+        return new EventMember(null, event, name, true);
+    }
+
     private void validateName(String name) {
         int nameLength = name.length();
         if (nameLength < MIN_NAME_LENGTH || nameLength > MAX_NAME_LENGTH) {

server/src/main/java/haengdong/user/application/KakaoUserService.java

@@ -1,7 +1,9 @@
 package haengdong.user.application;
 
 import com.auth0.jwt.JWT;
+import com.auth0.jwt.interfaces.Claim;
 import com.auth0.jwt.interfaces.DecodedJWT;
+import haengdong.user.application.request.UserJoinAppRequest;
 import lombok.RequiredArgsConstructor;
 import lombok.extern.slf4j.Slf4j;
 import org.springframework.stereotype.Service;
@@ -13,6 +15,7 @@
 public class KakaoUserService {
 
     private static final String NICKNAME_KEY = "nickname";
+    private static final String PICTURE_KEY = "picture";
 
     private final UserService userService;
     private final KakaoClient kakaoClient;
@@ -24,10 +27,12 @@ public Long joinByKakao(String code, String redirectUri) {
 
         String memberNumber = decodedJWT.getSubject();
         String nickname = decodedJWT.getClaim(NICKNAME_KEY).asString();
+        Claim pictureClaim = decodedJWT.getClaim(PICTURE_KEY);
+        String picture = pictureClaim.isNull() ? null : pictureClaim.asString();
 
-        log.info("로그인 성공 : {}, {}, {}", code, memberNumber, nickname);
+        log.info("로그인 성공 : {}, {}, {}, {}", code, memberNumber, nickname, picture);
 
-        return userService.join(memberNumber, nickname);
+        return userService.join(new UserJoinAppRequest(memberNumber, nickname, picture));
     }
 
     public String getClientId() {

server/src/main/java/haengdong/user/application/UserService.java

@@ -5,6 +5,7 @@
 import haengdong.common.exception.HaengdongException;
 import haengdong.event.application.response.UserAppResponse;
 import haengdong.user.application.request.UserGuestSaveAppRequest;
+import haengdong.user.application.request.UserJoinAppRequest;
 import haengdong.user.application.request.UserUpdateAppRequest;
 import haengdong.user.domain.User;
 import haengdong.user.domain.repository.UserRepository;
@@ -28,9 +29,9 @@ public Long joinGuest(UserGuestSaveAppRequest request) {
     }
 
     @Transactional
-    public Long join(String memberNumber, String nickname) {
-        User user = userRepository.findByMemberNumber(memberNumber)
-                .orElseGet(() -> userRepository.save(User.createMember(nickname, memberNumber)));
+    public Long join(UserJoinAppRequest request) {
+        User user = userRepository.findByMemberNumber(request.memberNumber())
+                .orElseGet(() -> userRepository.save(request.toUser()));
 
         return user.getId();
     }

server/src/main/java/haengdong/user/application/request/UserJoinAppRequest.java

@@ -0,0 +1,13 @@
+package haengdong.user.application.request;
+
+import haengdong.user.domain.User;
+
+public record UserJoinAppRequest(
+        String memberNumber,
+        String nickname,
+        String picture
+) {
+    public User toUser() {
+        return User.createMember(nickname, memberNumber, picture);
+    }
+}

server/src/main/java/haengdong/user/domain/User.java

@@ -46,20 +46,23 @@ public class User extends BaseEntity {
     @Column(unique = true)
     private String memberNumber;
 
-    private User(String nickname, String password, String bank, String accountNumber, String memberNumber) {
+    private String picture;
+
+    private User(String nickname, String password, String bank, String accountNumber, String memberNumber, String picture) {
         this.nickname = nickname;
         this.password = new Password(password);
         this.bank = bank;
         this.accountNumber = accountNumber;
         this.memberNumber = memberNumber;
+        this.picture = picture;
     }
 
     public static User createGuest(String nickName, String password) {
-        return new User(nickName, password, "", "", null);
+        return new User(nickName, password, "", "", null, null);
     }
 
-    public static User createMember(String nickName, String memberNumber) {
-        return new User(nickName, "0000", "", "", memberNumber);
+    public static User createMember(String nickName, String memberNumber, String picture) {
+        return new User(nickName, "0000", "", "", memberNumber, picture);
     }
 
     public void changeNickname(String nickname) {

server/src/main/java/haengdong/user/presentation/UserController.java

@@ -1,5 +1,7 @@
 package haengdong.user.presentation;
 
+import haengdong.event.application.response.UserAppResponse;
+import haengdong.user.presentation.response.UserResponse;
 import jakarta.validation.Valid;
 import lombok.RequiredArgsConstructor;
 import lombok.extern.slf4j.Slf4j;
@@ -56,14 +58,20 @@ public ResponseEntity<Void> kakaoLogin(
     ) {
         log.info("Kakao login code, redirectUri: {}, {}", code, redirectUri);
         Long userId = kakaoUserService.joinByKakao(code, redirectUri);
-        String jwtToken = authService.createGuestToken(userId);
+        String jwtToken = authService.createMemberToken(userId);
 
         ResponseCookie responseCookie = createResponseCookie(jwtToken);
         return ResponseEntity.ok()
                 .header(HttpHeaders.SET_COOKIE, responseCookie.toString())
                 .build();
     }
 
+    @GetMapping("/api/users/mine")
+    public ResponseEntity<UserResponse> findUser(@Login Long userId) {
+        UserAppResponse response = userService.findById(userId);
+        return ResponseEntity.ok(UserResponse.of(response));
+    }
+
     @DeleteMapping("/api/users")
     public ResponseEntity<Void> deleteUser(@Login Long userId) {
         userService.withdraw(userId);

server/src/main/java/haengdong/user/presentation/response/UserResponse.java

@@ -0,0 +1,19 @@
+package haengdong.user.presentation.response;
+
+import haengdong.event.application.response.UserAppResponse;
+
+public record UserResponse(
+        String nickname,
+        String bankName,
+        String accountNumber,
+        boolean isGuest,
+        String profileImage
+) {
+
+    public static UserResponse of(UserAppResponse response) {
+        return new UserResponse(
+                response.nickname(), response.bankName(), response.accountNumber(), response.isGuest(),
+                response.profileImage()
+        );
+    }
+}