[feat] 지원 서류 삭제 기능 (#177)

* [feat] 지원 서류 삭제

* [chore] update CODEOWNERS

.github/CODEOWNERS

@@ -1 +1 @@
-* @hyunihs @suhhyun524 @mushroom1324 @haen-su @mirageoasis
+* @hyunihs @mushroom1324 @letskuku @yoonsseo @itsme-shawn @YoungGyo-00

src/main/java/ceos/backend/domain/application/ApplicationController.java

@@ -26,15 +26,7 @@
 import org.springframework.http.HttpHeaders;
 import org.springframework.http.MediaType;
 import org.springframework.http.ResponseEntity;
-import org.springframework.web.bind.annotation.GetMapping;
-import org.springframework.web.bind.annotation.PatchMapping;
-import org.springframework.web.bind.annotation.PathVariable;
-import org.springframework.web.bind.annotation.PostMapping;
-import org.springframework.web.bind.annotation.PutMapping;
-import org.springframework.web.bind.annotation.RequestBody;
-import org.springframework.web.bind.annotation.RequestMapping;
-import org.springframework.web.bind.annotation.RequestParam;
-import org.springframework.web.bind.annotation.RestController;
+import org.springframework.web.bind.annotation.*;
 
 @Slf4j
 @RestController
@@ -191,4 +183,11 @@ public GetCreationTime getApplicationExcelCreationTime() {
         log.info("지원서 엑셀 파일 생성 시각 확인");
         return applicationExcelService.getApplicationExcelCreationTime();
     }
+
+    @Operation(summary = "지원서 전체 삭제")
+    @DeleteMapping(value = "/delete")
+    public void deleteAllApplications() {
+        log.info("지원서 전체 삭제");
+        applicationService.deleteAllApplications();
+    }
 }

src/main/java/ceos/backend/domain/application/domain/ApplicationAnswer.java

@@ -17,7 +17,7 @@ public class ApplicationAnswer extends BaseEntity {
     private Long id;
 
     // Question : Answer = 1:1 (단방향)
-    @OneToOne(cascade = CascadeType.ALL)
+    @OneToOne
     @JoinColumn(name = "application_question_id")
     private ApplicationQuestion applicationQuestion;
 

src/main/java/ceos/backend/domain/application/exception/ApplicationErrorCode.java

@@ -22,6 +22,7 @@ public enum ApplicationErrorCode implements BaseErrorCode {
     SAME_PASS_STATUS(BAD_REQUEST, "APPLICATION_400_7", "같은 상태로 변경할 수 없습니다."),
     NOT_SET_INTERVIEW_TIME(BAD_REQUEST, "APPLICATION_400_8", "면접 시간이 정해지지 않았습니다."),
     APPLICATION_STILL_EXIST(BAD_REQUEST, "APPLICATION_400_9", "기존 지원자 데이터가 남아있습니다."),
+    NOT_DELETABLE_DURING_RECRUITMENT(BAD_REQUEST, "APPLICATION_400_10", "최종 발표 전 지원자를 삭제할 수 없습니다."),
 
     APPLICANT_NOT_FOUND(BAD_REQUEST, "APPLICATION_404_3", "존재하지 않는 지원자입니다."),
 

src/main/java/ceos/backend/domain/application/exception/exceptions/NotDeletableDuringRecruitment.java

@@ -0,0 +1,12 @@
+package ceos.backend.domain.application.exception.exceptions;
+
+import ceos.backend.domain.application.exception.ApplicationErrorCode;
+import ceos.backend.global.error.BaseErrorException;
+
+public class NotDeletableDuringRecruitment extends BaseErrorException {
+    public static final NotDeletableDuringRecruitment EXCEPTION = new NotDeletableDuringRecruitment();
+
+    private NotDeletableDuringRecruitment() {
+        super(ApplicationErrorCode.NOT_DELETABLE_DURING_RECRUITMENT);
+    }
+}

src/main/java/ceos/backend/domain/application/service/ApplicationService.java

@@ -18,6 +18,7 @@
 import ceos.backend.domain.application.dto.response.GetApplications;
 import ceos.backend.domain.application.dto.response.GetInterviewTime;
 import ceos.backend.domain.application.dto.response.GetResultResponse;
+import ceos.backend.domain.application.exception.exceptions.NotDeletableDuringRecruitment;
 import ceos.backend.domain.application.helper.ApplicationHelper;
 import ceos.backend.domain.application.mapper.ApplicationMapper;
 import ceos.backend.domain.application.repository.ApplicationAnswerRepository;
@@ -35,6 +36,8 @@
 import ceos.backend.global.common.entity.Part;
 import ceos.backend.global.util.InterviewDateTimeConvertor;
 import ceos.backend.global.util.ParsedDurationConvertor;
+
+import java.time.LocalDateTime;
 import java.util.List;
 import lombok.RequiredArgsConstructor;
 import org.springframework.data.domain.Page;
@@ -264,4 +267,16 @@ public void updateFinalPassStatus(Long applicationId, UpdatePassStatus updatePas
 
         application.updateFinalPass(updatePassStatus.getPass());
     }
+
+    @Transactional
+    public void deleteAllApplications() {
+        Recruitment recruitment = recruitmentHelper.takeRecruitment();
+        // 현재 시간이 resultDateFinal 이전이면 삭제 불가
+        if(LocalDateTime.now().isBefore(recruitment.getResultDateFinal())) {
+            throw NotDeletableDuringRecruitment.EXCEPTION;
+        }
+        // application, applicationAnswer, applicationInterview 삭제 (cascade)
+        applicationRepository.deleteAll();
+    }
+
 }

src/main/java/ceos/backend/domain/recruitment/service/RecruitmentService.java

@@ -11,6 +11,8 @@
 import org.springframework.stereotype.Service;
 import org.springframework.transaction.annotation.Transactional;
 
+import java.time.LocalDateTime;
+
 @Slf4j
 @Service
 @RequiredArgsConstructor
@@ -34,6 +36,7 @@ public UserRecruitmentDTO getUserRecruitment() {
     @Transactional
     public void updateRecruitment(RecruitmentDTO recruitmentDTO) {
         Recruitment recruitment = recruitmentHelper.takeRecruitment();
+        recruitment.validAmenablePeriod(LocalDateTime.now());
 
         // 객체 업데이트
         recruitment.updateRecruitment(recruitmentDTO);