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[FEAT] 모임 취소 구현
[FEAT] 모임 취소 구현
2 parents c789b0a + 68fd54f commit a686741

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4 files changed

+231
-3
lines changed

4 files changed

+231
-3
lines changed

‎src/main/java/team/wego/wegobackend/group/application/service/GroupService.java‎

Lines changed: 31 additions & 0 deletions
Original file line numberDiff line numberDiff line change
@@ -244,6 +244,37 @@ public GetGroupResponse attendGroup(Long groupId, Long memberId) {
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return buildGetGroupResponse(group, memberId);
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}
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@Transactional
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public GetGroupResponse cancelAttendGroup(Long groupId, Long memberId) {
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// 0. Group 조회 (soft delete 고려)
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Group group = groupRepository.findByIdAndDeletedAtIsNull(groupId)
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.orElseThrow(() -> new GroupException(GroupErrorCode.GROUP_NOT_FOUND_BY_ID, groupId));
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// 1. member 조회
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User member = userRepository.findById(memberId)
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.orElseThrow(() -> new GroupException(GroupErrorCode.MEMBER_NOT_FOUND, memberId));
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// 2. GroupUser 찾기
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GroupUser groupUser = groupUserRepository.findByGroupAndUser(group, member)
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.orElseThrow(() -> new GroupException(GroupErrorCode.NOT_ATTEND_GROUP, groupId, memberId));
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// 3. HOST는 나갈 수 없음
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if (groupUser.getGroupRole() == GroupRole.HOST) {
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throw new GroupException(GroupErrorCode.HOST_CANNOT_LEAVE_OWN_GROUP, groupId, memberId);
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}
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// 4. 이미 나간 상태면 예외
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if (groupUser.getStatus() == LEFT) {
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throw new GroupException(GroupErrorCode.NOT_ATTEND_GROUP, groupId, memberId);
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}
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// 5. 참여 취소 (leave)
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groupUser.leave();
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// 6. 최신 모임 상세 응답 반환
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return buildGetGroupResponse(group, memberId);
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}
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private GetGroupResponse buildGetGroupResponse(Group group, Long currentUserId) {
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// 이미지 URL (sortOrder 기준 정렬)

‎src/main/java/team/wego/wegobackend/group/domain/exception/GroupErrorCode.java‎

Lines changed: 3 additions & 1 deletion
Original file line numberDiff line numberDiff line change
@@ -19,7 +19,9 @@ public enum GroupErrorCode implements ErrorCode {
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2020
MEMBER_NOT_FOUND(HttpStatus.NOT_FOUND, "모임: 회원을 찾을 수 없습니다. 회원 ID: %s"),
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ALREADY_ATTEND_GROUP(HttpStatus.BAD_REQUEST, "모임: 이미 참여 중인 모임입니다. 모임 ID: %s 회원 ID: %s"),
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GROUP_CAPACITY_EXCEEDED(HttpStatus.BAD_REQUEST, "모임: 모임 최대 참가자 수를 초과했습니다. 모임 ID: %s");
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GROUP_CAPACITY_EXCEEDED(HttpStatus.BAD_REQUEST, "모임: 모임 최대 참가자 수를 초과했습니다. 모임 ID: %s"),
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NOT_ATTEND_GROUP(HttpStatus.BAD_REQUEST, "모임: 참여한 적 없거나 이미 나간 상태입니다. 모임 ID: %s 회원 ID: %s"),
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HOST_CANNOT_LEAVE_OWN_GROUP(HttpStatus.BAD_REQUEST, "모임: HOST는 나갈 수 없습니다. 모임 ID: %s 회원 ID: %s");
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private final HttpStatus status;
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private final String message;

‎src/main/java/team/wego/wegobackend/group/presentation/GroupController.java‎

Lines changed: 14 additions & 2 deletions
Original file line numberDiff line numberDiff line change
@@ -47,13 +47,25 @@ public ResponseEntity<ApiResponse<GetGroupResponse>> attendGroup(
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) {
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GetGroupResponse response = groupService.attendGroup(groupId, userId);
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return ResponseEntity
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return ResponseEntity
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.status(HttpStatus.OK)
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.body(ApiResponse.success(
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HttpStatus.OK.value(),response));
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HttpStatus.OK.value(), response));
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}
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// 모임 참여 취소
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@PostMapping("/{groupId}/cancel")
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public ResponseEntity<ApiResponse<GetGroupResponse>> cancelAttendGroup(
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@PathVariable Long groupId,
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@RequestParam Long userId // TODO: 나중에 인증 정보에서 꺼내기
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) {
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GetGroupResponse response = groupService.cancelAttendGroup(groupId, userId);
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return ResponseEntity
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.status(HttpStatus.OK)
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.body(ApiResponse.success(HttpStatus.OK.value(), response));
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}
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// 모임 상세 조회
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@PostMapping("/{groupId}")

‎src/test/http/group/cancel.http‎

Lines changed: 183 additions & 0 deletions
Original file line numberDiff line numberDiff line change
@@ -0,0 +1,183 @@
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### 회원가입(HOST)
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POST http://localhost:8080/api/v1/auth/signup
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Content-Type: application/json
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{
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"email": "[email protected]",
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"password": "Test1234!@#",
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"nickName": "Beemo",
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"phoneNumber": "010-1234-5678"
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}
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> {%
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// 응답 구조에 따라 수정 필요
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// 예: { "userId": 1, ... } 라면 아래처럼 유지
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client.global.set("userId", response.body.data.userId);
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%}
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### 로그인
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POST http://localhost:8080/api/v1/auth/login
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Content-Type: application/json
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{
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"email": "[email protected]",
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"password": "Test1234!@#"
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}
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> {%
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client.global.set("accessToken", response.body.data.accessToken);
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%}
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### 1-1. 모임 이미지 선 업로드 (png / jpg 2장)
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POST http://localhost:8080/api/v1/groups/images/upload?userId={{userId}}
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Content-Type: multipart/form-data; boundary=boundary
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Authorization: Bearer {{accessToken}}
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--boundary
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Content-Disposition: form-data; name="images"; filename="img1.png"
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Content-Type: image/png
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< ../image/resources/img1.png
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--boundary
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Content-Disposition: form-data; name="images"; filename="img2.jpg"
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Content-Type: image/jpeg
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< ../image/resources/img2.jpg
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--boundary--
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> {%
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const images = response.body.data.images;
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client.global.set("img0_main", images[0].imageUrl440x240);
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client.global.set("img0_thumb", images[0].imageUrl100x100);
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client.global.set("img1_main", images[1].imageUrl440x240);
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client.global.set("img1_thumb", images[1].imageUrl100x100);
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%}
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### 1-2. 모임 생성 (png/jpg 업로드 결과 URL로 생성)
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POST http://localhost:8080/api/v1/groups/create?userId={{userId}}
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Content-Type: application/json
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Authorization: Bearer {{accessToken}}
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{
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"title": "강남에서 하는 자바 스터디 - PNG/JPG 테스트",
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"location": "서울 강남구",
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"locationDetail": "강남역 2번 출구 근처 카페",
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"startTime": "2025-12-10T19:00:00",
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"tags": [
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"자바",
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"백엔드",
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"스터디"
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],
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"description": "PNG/JPG 업로드 후 URL을 이용해서 모임을 생성하는 테스트입니다.",
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"maxParticipants": 12,
76+
"images": [
77+
{
78+
"sortOrder": 0,
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"imageUrl440x240": "{{img0_main}}",
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"imageUrl100x100": "{{img0_thumb}}"
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},
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{
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"sortOrder": 1,
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"imageUrl440x240": "{{img1_main}}",
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"imageUrl100x100": "{{img1_thumb}}"
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}
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]
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}
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> {%
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// 그룹 ID 저장 (응답 구조에 맞게 조정)
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client.global.set("groupId_png_jpg", response.body.data.id);
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%}
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### 회원가입(MEMBER 1)
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POST http://localhost:8080/api/v1/auth/signup
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Content-Type: application/json
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{
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"email": "[email protected]",
101+
"password": "Test1234!@#",
102+
"nickName": "Heemo",
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"phoneNumber": "010-1234-5678"
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}
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> {%
107+
// 응답 구조에 따라 수정 필요
108+
// 예: { "userId": 1, ... } 라면 아래처럼 유지
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client.global.set("memberId1", response.body.data.userId);
110+
%}
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### 로그인 (MEMBER 1)
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POST http://localhost:8080/api/v1/auth/login
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Content-Type: application/json
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{
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"email": "[email protected]",
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"password": "Test1234!@#"
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}
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> {%
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client.global.set("accessTokenByMember1", response.body.data.accessToken);
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%}
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### 모임 참여 (MEMBER 1)
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POST http://localhost:8080/api/v1/groups/{{groupId_png_jpg}}/attend
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?userId=2
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Content-Type: application/json
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Authorization: Bearer {{accessTokenByMember1}}
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{
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}
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### 회원가입(MEMBER 2)
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POST http://localhost:8080/api/v1/auth/signup
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Content-Type: application/json
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{
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"email": "[email protected]",
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"password": "Test1234!@#",
142+
"nickName": "Qeemo",
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"phoneNumber": "010-1234-5678"
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}
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> {%
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// 응답 구조에 따라 수정 필요
148+
// 예: { "userId": 1, ... } 라면 아래처럼 유지
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client.global.set("memberId1", response.body.data.userId);
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%}
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### 로그인 (MEMBER 2)
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POST http://localhost:8080/api/v1/auth/login
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Content-Type: application/json
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{
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"email": "[email protected]",
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"password": "Test1234!@#"
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}
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> {%
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client.global.set("accessTokenByMember2", response.body.data.accessToken);
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%}
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### 모임 참여 (MEMBER 2)
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POST http://localhost:8080/api/v1/groups/{{groupId_png_jpg}}/attend
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?userId=3
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Content-Type: application/json
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Authorization: Bearer {{accessTokenByMember2}}
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{
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}
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### 모임 취소 (MEMBER 1)
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POST http://localhost:8080/api/v1/groups/{{groupId_png_jpg}}/cancel
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?userId=2
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Content-Type: application/json
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Authorization: Bearer {{accessTokenByMember1}}
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{
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}

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