feat: 구직자 탈퇴

src/main/java/team9502/sinchulgwinong/domain/companyUser/controller/CpUserController.java

@@ -167,7 +167,7 @@ public ResponseEntity<GlobalApiResponse<Void>> updateUserProfile(
     @ApiResponses({
             @ApiResponse(responseCode = "200", description = "기업 사용자 전체 조회 성공",
                     content = @Content(mediaType = "application/json",
-                            examples = @ExampleObject(value = "{ \"message\": \"기업 사용자 전체 조회 성공\", \"data\": { \"cpUsers\": [{ \"cpUserId\": 1, \"cpName\": \"고양이탕후루\", \"reviewCount\": 3, \"averageRating\": 3.0 }], \"totalCpUserCount\": 1, \"currentPage\": 0, \"totalPages\": 1 } }"))),
+                            examples = @ExampleObject(value = "{ \"message\": \"기업 사용자 전체 조회 성공\", \"data\": { \"cpUsers\": [{ \"cpUserId\": 1, \"cpName\": \"고양이탕후루\", \"reviewCount\": 3, \"averageRating\": 3.0 }], \"totalCpUserCount\": 1, \"currentPage\": 0, \"totalPages\": 1, \"viewCount\": null } }"))),
             @ApiResponse(responseCode = "400", description = "잘못된 요청 값",
                     content = @Content(mediaType = "application/json",
                             examples = @ExampleObject(value = "{\"message\": \"잘못된 요청 값입니다.\" }"))),

src/main/java/team9502/sinchulgwinong/domain/companyUser/dto/response/CpUserResponseDTO.java

@@ -16,4 +16,6 @@ public class CpUserResponseDTO {
     private Integer reviewCount;
 
     private Float averageRating;
+
+    private Integer viewCount;
 }

src/main/java/team9502/sinchulgwinong/domain/companyUser/service/CpUserService.java

@@ -143,11 +143,13 @@ public void usePointsForBanner(Long cpUserId) {
     }
 
     private CpUserResponseDTO convertToDTO(CompanyUser companyUser) {
+
         return new CpUserResponseDTO(
                 companyUser.getCpUserId(),
                 companyUser.getCpName(),
                 companyUser.getReviewCount(),
-                companyUser.getAverageRating()
+                companyUser.getAverageRating(),
+                companyUser.getViewCount()
         );
     }
 }

src/main/java/team9502/sinchulgwinong/domain/point/repository/SavedPointRepository.java

@@ -10,4 +10,6 @@ public interface SavedPointRepository extends JpaRepository<SavedPoint, Long>, S
     List<SavedPoint> findByPointPointId(Long pointId);
 
     List<SavedPoint> findSavedPointsWithCursor(Long pointId, Long cursorId, int limit);
+
+    void deleteByPointPointId(Long pointId);
 }

src/main/java/team9502/sinchulgwinong/domain/point/repository/UsedPointRepository.java

@@ -12,4 +12,6 @@ public interface UsedPointRepository extends JpaRepository<UsedPoint, Long>, Use
     List<UsedPoint> findByPointPointId(Long pointId);
 
     List<UsedPoint> findTop3ByUpTypeOrderByCreatedAtDesc(UpType upType, Pageable pageable);
+
+    void deleteByPointPointId(Long pointId);
 }

src/main/java/team9502/sinchulgwinong/domain/point/service/PointService.java

@@ -187,6 +187,18 @@ public List<UsedPointDetailResponseDTO> getPublicLatestBannerUsage() {
                 .collect(Collectors.toList());
     }
 
+    @Transactional
+    public void deletePointData(Point point) {
+
+        if (point != null) {
+            Long pointId = point.getPointId();
+            savedPointRepository.deleteByPointPointId(pointId);
+            usedPointRepository.deleteByPointPointId(pointId);
+            pointRepository.delete(point);
+        }
+    }
+
+
     /*
         공통 로직을 메서드로 추출
      */

src/main/java/team9502/sinchulgwinong/domain/scrap/repository/BoardScrapsRepository.java

@@ -12,4 +12,6 @@ public interface BoardScrapsRepository extends JpaRepository<BoardScrap, Long> {
     boolean existsByUser_UserIdAndBoard_BoardId(Long userId, Long boardId);
 
     void deleteByUser_UserIdAndBoard_BoardId(Long userId, Long boardId);
+
+    void deleteByUser_UserId(Long userId);
 }

src/main/java/team9502/sinchulgwinong/domain/scrap/repository/CpUserScrapRepository.java

@@ -12,4 +12,6 @@ public interface CpUserScrapRepository extends JpaRepository<CpUserScrap, Long>
     void deleteByUser_UserIdAndCompanyUser_CpUserId(Long userId, Long cpUserId);
 
     Page<CpUserScrap> findByUser_UserId(Long userId, Pageable pageable);
+
+    void deleteByUser_UserId(Long userId);
 }

src/main/java/team9502/sinchulgwinong/domain/scrap/repository/JobScrapRepository.java

@@ -12,4 +12,6 @@ public interface JobScrapRepository extends JpaRepository<JobScrap, Long> {
     Page<JobScrap> findByUser_UserId(Long userId, Pageable pageable);
 
     void deleteByUser_UserIdAndJobBoard_JobBoardId(Long userId, Long jobBoardId);
+
+    void deleteByUser_UserId(Long userId);
 }

src/main/java/team9502/sinchulgwinong/domain/scrap/service/ScrapService.java

@@ -199,4 +199,14 @@ public CpUserScrapListResponseDTO getAllCpUserScrap(User user, int page, int siz
                 cpUserScrapPage.getSize()
         );
     }
+
+    @Transactional
+    public void deleteAllScrapsForUser(User user) {
+
+        Long userId = user.getUserId();
+
+        boardScrapsRepository.deleteByUser_UserId(userId);
+        jobScrapRepository.deleteByUser_UserId(userId);
+        cpUserScrapRepository.deleteByUser_UserId(userId);
+    }
 }

src/main/java/team9502/sinchulgwinong/domain/user/controller/UserController.java

@@ -10,6 +10,7 @@
 import org.springframework.http.ResponseEntity;
 import org.springframework.security.core.annotation.AuthenticationPrincipal;
 import org.springframework.web.bind.annotation.*;
+import team9502.sinchulgwinong.domain.user.dto.request.UserDeleteRequestDTO;
 import team9502.sinchulgwinong.domain.user.dto.request.UserPasswordUpdateRequestDTO;
 import team9502.sinchulgwinong.domain.user.dto.request.UserProfileUpdateRequestDTO;
 import team9502.sinchulgwinong.domain.user.dto.response.UserProfileResponseDTO;
@@ -128,4 +129,38 @@ public ResponseEntity<GlobalApiResponse<Void>> updateUserProfile(
                                 SUCCESS_USER_PASSWORD_UPDATED.getMessage(),
                                 null));
     }
+
+    @DeleteMapping
+    @Operation(summary = "회원 탈퇴", description = "로그인한 사용자의 회원 탈퇴를 진행합니다. 스크랩, 게시글, 포인트가 삭제됩니다.")
+    @ApiResponses({
+            @ApiResponse(responseCode = "200", description = "회원 탈퇴 성공",
+                    content = @Content(mediaType = "application/json",
+                            examples = @ExampleObject(value = "{\"message\": \"구직자 회원 탈퇴 성공\", \"data\": null }"))),
+            @ApiResponse(responseCode = "400", description = "요청 처리 중 오류 발생",
+                    content = @Content(mediaType = "application/json",
+                            examples = {
+                                    @ExampleObject(name = "비밀번호 불일치",
+                                            value = "{\"message\": \"입력한 비밀번호가 기존 비밀번호와 일치하지 않습니다.\", \"data\": null }"),
+                                    @ExampleObject(name = "잘못된 사용자 유형",
+                                            value = "{\"message\": \"잘못된 사용자 유형입니다.\", \"data\": null }")
+                            })),
+            @ApiResponse(responseCode = "404", description = "사용자를 찾을 수 없음",
+                    content = @Content(mediaType = "application/json",
+                            examples = @ExampleObject(value = "{\"message\": \"사용자를 찾을 수 없습니다.\", \"data\": null }"))),
+            @ApiResponse(responseCode = "500", description = "서버 내부 오류",
+                    content = @Content(mediaType = "application/json",
+                            examples = @ExampleObject(value = "{\"message\": \"서버 오류가 발생했습니다.\", \"data\": null }")))
+    })
+    public ResponseEntity<GlobalApiResponse<Void>> deleteUser(
+            @AuthenticationPrincipal UserDetailsImpl userDetails,
+            @RequestBody UserDeleteRequestDTO requestDTO) {
+
+        userService.deleteUser(userDetails.getUserId(), requestDTO);
+
+        return ResponseEntity.status(SUCCESS_USER_DELETED.getHttpStatus())
+                .body(
+                        GlobalApiResponse.of(
+                                SUCCESS_USER_DELETED.getMessage(),
+                                null));
+    }
 }

src/main/java/team9502/sinchulgwinong/domain/user/dto/request/UserDeleteRequestDTO.java

@@ -0,0 +1,15 @@
+package team9502.sinchulgwinong.domain.user.dto.request;
+
+import io.swagger.v3.oas.annotations.media.Schema;
+import lombok.AllArgsConstructor;
+import lombok.Getter;
+import lombok.NoArgsConstructor;
+
+@Getter
+@NoArgsConstructor
+@AllArgsConstructor
+public class UserDeleteRequestDTO {
+
+    @Schema(description = "비밀번호", example = "Password1!")
+    private String password;
+}

src/main/java/team9502/sinchulgwinong/domain/user/entity/User.java

@@ -3,11 +3,14 @@
 import jakarta.persistence.*;
 import lombok.*;
 import org.hibernate.annotations.DynamicUpdate;
+import team9502.sinchulgwinong.domain.board.entity.Board;
 import team9502.sinchulgwinong.domain.oauth.enums.SocialType;
 import team9502.sinchulgwinong.domain.point.CommonPoint;
 import team9502.sinchulgwinong.domain.point.entity.Point;
 import team9502.sinchulgwinong.global.entity.BaseTimeEntity;
 
+import java.util.List;
+
 @Entity
 @Getter
 @Builder
@@ -50,4 +53,7 @@ public class User extends BaseTimeEntity implements CommonPoint {
     @Enumerated(EnumType.STRING)
     @Column(nullable = false, length = 20)
     private SocialType loginType;
+
+    @OneToMany(mappedBy = "user", fetch = FetchType.LAZY, cascade = CascadeType.ALL, orphanRemoval = true)
+    private List<Board> boards;
 }

src/main/java/team9502/sinchulgwinong/domain/user/service/UserService.java

@@ -4,7 +4,11 @@
 import org.springframework.security.crypto.password.PasswordEncoder;
 import org.springframework.stereotype.Service;
 import org.springframework.transaction.annotation.Transactional;
+import team9502.sinchulgwinong.domain.board.repository.BoardRepository;
 import team9502.sinchulgwinong.domain.email.service.EmailVerificationService;
+import team9502.sinchulgwinong.domain.point.service.PointService;
+import team9502.sinchulgwinong.domain.scrap.service.ScrapService;
+import team9502.sinchulgwinong.domain.user.dto.request.UserDeleteRequestDTO;
 import team9502.sinchulgwinong.domain.user.dto.request.UserPasswordUpdateRequestDTO;
 import team9502.sinchulgwinong.domain.user.dto.request.UserProfileUpdateRequestDTO;
 import team9502.sinchulgwinong.domain.user.dto.response.UserProfileResponseDTO;
@@ -21,6 +25,9 @@ public class UserService {
     private final UserRepository userRepository;
     private final PasswordEncoder passwordEncoder;
     private final EmailVerificationService emailVerificationService;
+    private final BoardRepository boardRepository;
+    private final PointService pointService;
+    private final ScrapService scrapService;
 
     @Transactional(readOnly = true)
     public UserProfileResponseDTO getUserProfile(Long userId) {
@@ -92,4 +99,22 @@ public void updateUserPassword(Long userId, UserPasswordUpdateRequestDTO request
         userRepository.save(user);
     }
 
+    @Transactional
+    public void deleteUser(Long userId, UserDeleteRequestDTO requestDTO) {
+
+        User user = userRepository.findById(userId)
+                .orElseThrow(() -> new ApiException(ErrorCode.USER_NOT_FOUND));
+
+        if (!passwordEncoder.matches(requestDTO.getPassword(), user.getPassword())) {
+            throw new ApiException(ErrorCode.PASSWORD_MISMATCH);
+        }
+
+        boardRepository.deleteAll(user.getBoards());
+
+        pointService.deletePointData(user.getPoint());
+
+        scrapService.deleteAllScrapsForUser(user);
+
+        userRepository.delete(user);
+    }
 }

src/main/java/team9502/sinchulgwinong/global/response/SuccessCode.java

@@ -18,6 +18,7 @@ public enum SuccessCode {
     SUCCESS_USER_PROFILE_READ(HttpStatus.OK, "구직자 프로필 조회 성공"),
     SUCCESS_USER_PROFILE_UPDATED(HttpStatus.OK, "구직자 프로필 수정 성공"),
     SUCCESS_USER_PASSWORD_UPDATED(HttpStatus.OK, "구직자 비밀번호 수정 성공"),
+    SUCCESS_USER_DELETED(HttpStatus.OK, "구직자 회원 탈퇴 성공"),
 
     // SocialLogin
     SUCCESS_SOCIAL_LOGIN(HttpStatus.OK, "소셜 로그인 성공"),