feat: 회원 기능 수정 #16

- 로그인 아이디 중복 확인 기능 추가
- 타 유저 프로필 조회 기능 추가
- 마이페이지에서 페이징 처리를 위해 "내 감정 기록"은 다른 API로 빼버림

Author: HYEONSIKOH

src/main/java/org/dfbf/soundlink/domain/user/controller/UserController.java

@@ -32,6 +32,12 @@ public ResponseResult checkNickName(@RequestParam String nickName){
         return userService.checkNickName(nickName);
     }
 
+    @GetMapping("/checkLoginId")
+    @Operation(summary = "LoginId 중복 확인", description = "LoginId가 이미 사용중인지 확인.")
+    public ResponseResult checkLoginiId(@RequestParam String loginiId){
+        return userService.checkLoginiId(loginiId);
+    }
+
     @GetMapping
     @Operation(summary = "유저 조회", description = "유저 조회 API")
     public ResponseResult getUser(@AuthenticationPrincipal Long id) { return userService.getUser(id); }
@@ -50,6 +56,10 @@ public ResponseResult updateUser(@AuthenticationPrincipal Long id,@RequestBody U
     @Operation(summary = "마이 페이지", description = "마이 페이지 조회 API")
     public ResponseResult getMyPage(@AuthenticationPrincipal Long id) { return userService.getMyPage(id); }
 
+    @GetMapping("/profile")
+    @Operation(summary = "타 유저 프로필 조회", description = "타 유저 프로필 조회 API")
+    public ResponseResult getProfile(@RequestParam("tag") String tag) { return userService.getProfile(tag); }
+
     @PostMapping("/login")
     @Operation(summary = "로그인", description = "로그인 API")
     public ResponseResult login(@RequestBody LoginReqDto loginReqDto, HttpServletResponse response) {

src/main/java/org/dfbf/soundlink/domain/user/dto/response/UserMyPageDto.java

@@ -8,16 +8,11 @@
 
 @Getter
 public class UserMyPageDto {
-    private final String email;
     private final String loginId;
     private final String nickname;
     private final ProfileMusic profileMusic;
-    private List<EmotionRecordDto> emotionRecords;
 
-    public void setEmotionRecords(List<EmotionRecordDto> emotionRecords) { this.emotionRecords = emotionRecords; }
-
-    public UserMyPageDto(String email, String loginId, String nickname, ProfileMusic profileMusic) {
-        this.email = email;
+    public UserMyPageDto(String loginId, String nickname, ProfileMusic profileMusic) {
         this.loginId = loginId;
         this.nickname = nickname;
         this.profileMusic = profileMusic;

src/main/java/org/dfbf/soundlink/domain/user/repository/UserRepository.java

@@ -13,12 +13,14 @@ public interface UserRepository extends JpaRepository<User, Long> {
 
     boolean existsByNickname(String nickName);
 
+    boolean existsByLoginId(String loginId);
+
     Optional<User> findById(Long id);
 
     // JPQL에서는 Inner Class에 직접 값을 넣을 수 있도록 하는 기능은 지원하지 않는다.
     @Query(
             "SELECT new org.dfbf.soundlink.domain.user.dto.response.UserMyPageDto(" +
-                    "u.email, u.loginId, u.nickname," +
+                    "u.loginId, u.nickname," +
                     "new org.dfbf.soundlink.domain.user.dto.response.ProfileMusic(" +
                     "pm.spotifyMusic.spotifyId, pm.spotifyMusic.title, pm.spotifyMusic.artist, pm.spotifyMusic.albumImage)) " +
                     "FROM User u " +
@@ -27,9 +29,19 @@ public interface UserRepository extends JpaRepository<User, Long> {
     )
     UserMyPageDto findMyPageDtoByUserId(@Param("user") User user);
 
-    //로그인관련
-    boolean existsByLoginId(String loginId);
+    // JPQL에서는 Inner Class에 직접 값을 넣을 수 있도록 하는 기능은 지원하지 않는다.
+    @Query(
+            "SELECT new org.dfbf.soundlink.domain.user.dto.response.UserMyPageDto(" +
+                    "u.loginId, u.nickname," +
+                    "new org.dfbf.soundlink.domain.user.dto.response.ProfileMusic(" +
+                    "pm.spotifyMusic.spotifyId, pm.spotifyMusic.title, pm.spotifyMusic.artist, pm.spotifyMusic.albumImage)) " +
+                    "FROM User u " +
+                    "JOIN FETCH ProfileMusic pm ON pm.user = u " +
+                    "WHERE u.loginId = :loginId"
+    )
+    Optional<UserMyPageDto> findMyPageDtoByLoginId(@Param("loginId") String loginId);
 
+    //로그인관련
     Optional<User> findByLoginId(String loginId);
 
     @Query("Select u.password from User u  where u.loginId =:loginId ")

src/main/java/org/dfbf/soundlink/domain/user/service/UserService.java

@@ -140,7 +140,6 @@ public ResponseResult getMyPage(Long userId) {
             User user = userRepository.findById(userId).orElseThrow(() -> new NoUserDataException());
 
             UserMyPageDto result = userRepository.findMyPageDtoByUserId(user);
-            result.setEmotionRecords(emotionRecordRepository.findByUser(user));
 
             return new ResponseResult(ErrorCode.SUCCESS, result);
         } catch (NoUserDataException e) {
@@ -246,4 +245,31 @@ public ResponseResult logout(HttpServletResponse response) {
             return new ResponseResult(ErrorCode. INTERNAL_SERVER_ERROR,"로그아웃 중 오류가 발생했습니다.");
         }
     }
+
+    // loginId 중복 확인
+    public ResponseResult checkLoginiId(String loginId) {
+        try {
+            if (userRepository.existsByLoginId(loginId)) {
+                return new ResponseResult(400, "Duplicate");
+            } else {
+                return new ResponseResult(ErrorCode.SUCCESS);
+            }
+        } catch (Exception e) {
+            return new ResponseResult(ErrorCode.DB_ERROR);
+        }
+    }
+
+    // 타 유저 프로필
+    public ResponseResult getProfile(String tag) {
+        try {
+            UserMyPageDto result = userRepository.findMyPageDtoByLoginId(tag)
+                    .orElseThrow(() -> new NoUserDataException());
+
+            return new ResponseResult(ErrorCode.SUCCESS, result);
+        } catch (NoUserDataException e) {
+            return new ResponseResult(ErrorCode.FAIL_TO_FIND_USER);
+        } catch (Exception e) {
+            return new ResponseResult(ErrorCode.DB_ERROR);
+        }
+    }
 }

src/main/java/org/dfbf/soundlink/global/exception/ResponseResult.java

@@ -42,6 +42,14 @@ public ResponseResult(ErrorCode errorCode, Object data){
         this.data = data;
     }
 
+    @Builder
+    public ResponseResult(int code, String message){
+        this.code = code;
+        this.message = message;
+        this.timestamp = Instant.now().toString();
+        this.data = null;
+    }
+
     @Builder
     public ResponseResult(Object data){
         this.code = ErrorCode.SUCCESS.getStatus().value();