Merge pull request #32 from Na-o-man/feature/#10/ShareGroup-join-api

[FEAT] 공유그룹 참여 api 구현

src/main/java/com/umc/naoman/domain/shareGroup/controller/ShareGroupController.java

@@ -55,4 +55,13 @@ public ResultResponse<ShareGroupResponse.ShareGroupInfo> getShareGroupInfo(@Path
                 ShareGroupConverter.toShareGroupDetailInfoDTO(shareGroup, profileList));
     }
 
+    @PostMapping("/join")
+    @Operation(summary = "공유그룹 참여 API", description = "특정 공유그룹에 참여하는 API입니다.")
+    public ResultResponse<ShareGroupResponse.ShareGroupId> joinShareGroup(@Valid @RequestBody ShareGroupRequest.JoinShareGroupRequest request,
+                                                                                @LoginMember Member member) {
+        ShareGroup shareGroup = shareGroupService.joinShareGroup(request.getShareGroupId(), request.getProfileId(), member);
+        return ResultResponse.of(ShareGroupResultCode.JOIN_SHARE_GROUP,
+                ShareGroupConverter.toJoinShareGroupInfoDTO(shareGroup));
+    }
+
 }

src/main/java/com/umc/naoman/domain/shareGroup/converter/ShareGroupConverter.java

@@ -29,6 +29,13 @@ public static ShareGroupResponse.ShareGroupInfo toShareGroupInfoDTO(ShareGroup s
                 .build();
     }
 
+    // 그룹 참여 시 반환하는 DTO
+    public static ShareGroupResponse.ShareGroupId toJoinShareGroupInfoDTO(ShareGroup shareGroup) {
+        return ShareGroupResponse.ShareGroupId.builder()
+                .shareGroupId(shareGroup.getId())
+                .build();
+    }
+
     // 조회 시, 디테일한 그룹 정보를 반환하는 DTO
     public static ShareGroupResponse.ShareGroupInfo toShareGroupDetailInfoDTO(ShareGroup shareGroup, List<Profile> profiles) {
         List<ShareGroupResponse.ProfileInfo> profileInfoList = profiles.stream()
@@ -45,6 +52,7 @@ public static ShareGroupResponse.ShareGroupInfo toShareGroupDetailInfoDTO(ShareG
                 .build();
     }
 
+    // profile 정보 반환 DTO
     public static ShareGroupResponse.ProfileInfo toProfileInfo(Profile profile) {
         return ShareGroupResponse.ProfileInfo.builder()
                 .profileId(profile.getId())

src/main/java/com/umc/naoman/domain/shareGroup/dto/ShareGroupRequest.java

@@ -27,4 +27,15 @@ public static class createShareGroupRequest {
         private String place;
     }
 
+    @Getter
+    @Builder
+    @NoArgsConstructor
+    @AllArgsConstructor
+    public static class JoinShareGroupRequest {
+        @NotNull(message = "공유그룹 ID를 입력해야 합니다.")
+        private Long shareGroupId;
+        @NotNull(message = "프로필 ID를 입력해야 합니다.")
+        private Long profileId;
+    }
+
 }

src/main/java/com/umc/naoman/domain/shareGroup/dto/ShareGroupResponse.java

@@ -27,6 +27,14 @@ public static class ShareGroupInfo {
         private LocalDateTime createdAt;
     }
 
+    @Getter
+    @Builder
+    @NoArgsConstructor
+    @AllArgsConstructor
+    public static class ShareGroupId {
+        private Long shareGroupId;
+    }
+
     @Getter
     @Builder
     @NoArgsConstructor

src/main/java/com/umc/naoman/domain/shareGroup/entity/Profile.java

@@ -1,31 +1,17 @@
 package com.umc.naoman.domain.shareGroup.entity;
 
 import com.umc.naoman.domain.member.entity.Member;
-import jakarta.persistence.Column;
-import jakarta.persistence.Entity;
-import jakarta.persistence.EntityListeners;
-import jakarta.persistence.EnumType;
-import jakarta.persistence.Enumerated;
-import jakarta.persistence.FetchType;
-import jakarta.persistence.GeneratedValue;
-import jakarta.persistence.GenerationType;
-import jakarta.persistence.Id;
-import jakarta.persistence.JoinColumn;
-import jakarta.persistence.ManyToOne;
-import jakarta.persistence.Table;
+import jakarta.persistence.*;
 import lombok.AccessLevel;
 import lombok.AllArgsConstructor;
 import lombok.Builder;
 import lombok.Getter;
 import lombok.NoArgsConstructor;
 import org.hibernate.annotations.SQLRestriction;
-import org.springframework.data.annotation.CreatedDate;
-import org.springframework.data.jpa.domain.support.AuditingEntityListener;
 
 import java.time.LocalDateTime;
 
 @Entity
-@EntityListeners(AuditingEntityListener.class)
 @Table(name = "profiles")
 @SQLRestriction("deleted_at is NULL")
 @Getter
@@ -49,7 +35,6 @@ public class Profile {
     @ManyToOne(fetch = FetchType.LAZY)
     @JoinColumn(name = "share_group_id")
     private ShareGroup shareGroup;
-    @CreatedDate
     @Column(name = "joined_at", nullable = false, updatable = false)
     private LocalDateTime joinedAt;
     @Column(name = "deleted_at")
@@ -58,4 +43,10 @@ public class Profile {
     public void delete() {
         this.deletedAt = LocalDateTime.now();
     }
+
+    public void setInfo(Member member) {
+        this.member = member;
+        this.image = member.getImage();
+        this.joinedAt = LocalDateTime.now();
+    }
 }

src/main/java/com/umc/naoman/domain/shareGroup/service/ShareGroupService.java

@@ -11,4 +11,6 @@ public interface ShareGroupService {
     ShareGroup createShareGroup(ShareGroupRequest.createShareGroupRequest request, Member member);
     ShareGroup findShareGroup(Long shareGroupId);
     List<Profile> findProfileList(Long shareGroupId);
+    ShareGroup joinShareGroup(Long shareGroupId, Long profileId, Member member);
+    Profile findProfile(Long profileId);
 }

src/main/java/com/umc/naoman/domain/shareGroup/service/ShareGroupServiceImpl.java

@@ -1,6 +1,7 @@
 package com.umc.naoman.domain.shareGroup.service;
 
 import com.umc.naoman.domain.member.entity.Member;
+import com.umc.naoman.domain.member.repository.MemberRepository;
 import com.umc.naoman.domain.shareGroup.converter.ShareGroupConverter;
 import com.umc.naoman.domain.shareGroup.dto.ShareGroupRequest;
 import com.umc.naoman.domain.shareGroup.entity.Profile;
@@ -9,6 +10,7 @@
 import com.umc.naoman.domain.shareGroup.repository.ProfileRepository;
 import com.umc.naoman.domain.shareGroup.repository.ShareGroupRepository;
 import com.umc.naoman.global.error.BusinessException;
+import com.umc.naoman.global.error.code.MemberErrorCode;
 import com.umc.naoman.global.error.code.ShareGroupErrorCode;
 import lombok.RequiredArgsConstructor;
 import org.springframework.stereotype.Service;
@@ -25,6 +27,7 @@ public class ShareGroupServiceImpl implements ShareGroupService {
 
     private final ShareGroupRepository shareGroupRepository;
     private final ProfileRepository profileRepository;
+    private final MemberRepository memberRepository;
 
     @Transactional
     @Override
@@ -59,6 +62,27 @@ public ShareGroup createShareGroup(ShareGroupRequest.createShareGroupRequest req
         return savedShareGroup;
     }
 
+    @Transactional
+    @Override
+    public ShareGroup joinShareGroup(Long shareGroupId, Long profileId, Member member) {
+
+        ShareGroup shareGroup = findShareGroup(shareGroupId);
+
+        //repo에서 Profile 객체 꺼내오기
+        Profile profile = findProfile(profileId);
+
+        //공유그룹에 해당 profile이 존재하지 않으면
+        if (!profile.getShareGroup().getId().equals(shareGroupId)) {
+            throw new BusinessException(ShareGroupErrorCode.INVALID_PROFILE_FOR_GROUP);
+        }
+
+        //해당 멤버(본인)을 선택한 profile에 세팅, 저장
+        profile.setInfo(member);
+        profileRepository.save(profile);
+
+        return shareGroup;
+    }
+
     @Override
     public ShareGroup findShareGroup(Long shareGroupId) {
         return shareGroupRepository.findById(shareGroupId)
@@ -69,4 +93,11 @@ public ShareGroup findShareGroup(Long shareGroupId) {
     public List<Profile> findProfileList(Long shareGroupId) {
         return profileRepository.findByShareGroupId(shareGroupId);
     }
-}
+
+    @Override
+    public Profile findProfile(Long profileId) {
+        return profileRepository.findById(profileId)
+                .orElseThrow(() -> new BusinessException(ShareGroupErrorCode.PROFILE_NOT_FOUND));
+    }
+
+}

src/main/java/com/umc/naoman/global/error/code/ShareGroupErrorCode.java

@@ -14,6 +14,9 @@ public enum ShareGroupErrorCode implements ErrorCode {
 
     SHARE_GROUP_NOT_FOUND(404, "EG005", "공유 그룹을 찾을 수 없습니다."),
 
+    PROFILE_NOT_FOUND(404, "EG006", "프로필을 찾을 수 없습니다."),
+    INVALID_PROFILE_FOR_GROUP(400, "EG007", "해당 프로필은 이 공유 그룹에 속하지 않습니다."),
+
     ;
 
     private final int status;

src/main/java/com/umc/naoman/global/result/code/ShareGroupResultCode.java

@@ -8,7 +8,9 @@
 @RequiredArgsConstructor
 public enum ShareGroupResultCode implements ResultCode {
     CREATE_SHARE_GROUP(200, "SG001", "성공적으로 공유 그룹을 생성하였습니다."),
-    SHARE_GROUP_INFO(200, "SG002", "공유 그룹을 성공적으로 조회했습니다.")
+    SHARE_GROUP_INFO(200, "SG002", "공유 그룹을 성공적으로 조회했습니다."),
+    JOIN_SHARE_GROUP(200, "SG003", "성공적으로 공유 그룹에 참여했습니다." )
+
     ;
     private final int status;
     private final String code;