Fix/#443: 태그 조회 수정

src/main/java/space/space_spring/domain/discord/application/service/CreatePostInDiscordService.java

@@ -9,7 +9,6 @@
 //import space.space_spring.domain.discord.application.port.out.CreateDiscordThreadPort;
 import space.space_spring.domain.discord.application.port.out.CreateDiscordWebHookMessageCommand;
 import space.space_spring.domain.discord.application.port.out.CreateDiscordWebHookMessagePort;
-import space.space_spring.domain.post.application.port.in.Tag.LoadTagUseCase;
 import space.space_spring.domain.post.application.port.out.LoadBoardPort;
 import space.space_spring.domain.post.application.port.out.LoadTagPort;
 import space.space_spring.domain.post.domain.AttachmentType;
@@ -21,7 +20,6 @@
 
 import java.util.Comparator;
 import java.util.concurrent.ExecutionException;
-import java.util.stream.Collectors;
 
 import static space.space_spring.global.common.response.status.BaseExceptionResponseStatus.BOARD_NOT_EXIST;
 import static space.space_spring.global.common.response.status.BaseExceptionResponseStatus.DISCORD_THREAD_CREATE_FAIL;
@@ -83,7 +81,7 @@ private CreateDiscordWebHookMessageCommand mapToWebHookMessage(CreatePostInDisco
                                 .map(attachment->attachment.getAttachmentUrl()).toList()
                 )
                 .discordTags(
-                        loadTagPort.loadById(command.getTagIds()).stream().map(tag->tag.getDiscordId()).toList()
+                        loadTagPort.loadAllByIds(command.getTagIds()).stream().map(tag->tag.getDiscordId()).toList()
                 )
                 .build();
     }

src/main/java/space/space_spring/domain/home/application/service/ReadHomeService.java

@@ -75,16 +75,17 @@ public ReadHomeResult readHome(Long spaceMemberId, Long spaceId) {
         List<SubscriptionSummary> subscriptions = new ArrayList<>();
         List<Subscription> subscribedBoards = loadSubscriptionPort.loadBySpaceMember(spaceMemberId);
         for (Subscription subscription : subscribedBoards) {
-            Board board = loadBoardPort.loadById(subscription.getBoardId());
-            Optional<Tag> tag = loadTagPort.loadByBoardId(board.getId());
-
-            // 각 게시판에서 제일 최신 게시물 정보 가져오기
             Optional<Post> latestPost;
             String postTitle = "";
             String tagName = "";
-            if (tag.isPresent()) {
-                tagName = tag.get().getTagName();
-                latestPost = loadPostPort.loadLatestPostByBoardIdAndTagId(board.getId(), tag.get().getId());
+
+            Board board = loadBoardPort.loadById(subscription.getBoardId());
+            Long tagId = subscription.getTagId();
+
+            if (tagId != null) {
+                Tag tag = loadTagPort.loadById(subscription.getTagId());
+                tagName = tag.getTagName();
+                latestPost = loadPostPort.loadLatestPostByBoardIdAndTagId(board.getId(), tag.getId());
                 if (latestPost.isPresent()) postTitle = latestPost.get().getTitle();
             } else {
                 latestPost = loadPostPort.loadLatestPostsByBoardIds(List.of(board.getId()), 1)

src/main/java/space/space_spring/domain/post/adapter/out/persistence/tag/TagPersistenceAdapter.java

@@ -5,15 +5,13 @@
 import static space.space_spring.global.common.response.status.BaseExceptionResponseStatus.BOARD_NOT_FOUND;
 import static space.space_spring.global.common.response.status.BaseExceptionResponseStatus.TAG_NOT_FOUND;
 
-import java.util.Optional;
 import lombok.RequiredArgsConstructor;
 import org.springframework.stereotype.Repository;
 import space.space_spring.domain.post.adapter.out.persistence.board.BoardJpaEntity;
 import space.space_spring.domain.post.adapter.out.persistence.board.SpringDataBoardRepository;
 import space.space_spring.domain.post.application.port.out.CreateTagPort;
 import space.space_spring.domain.post.application.port.out.LoadTagPort;
 import space.space_spring.domain.post.domain.Tag;
-import space.space_spring.global.common.enumStatus.BaseStatusType;
 import space.space_spring.global.exception.CustomException;
 
 import java.util.List;
@@ -74,15 +72,15 @@ public List<Tag> loadByDiscordId(List<Long> discordIdOfTag) {
     }
 
     @Override
-    public List<Tag> loadById(List<Long> tagIds) {
+    public List<Tag> loadAllByIds(List<Long> tagIds) {
         List<TagJpaEntity> allByIdAndStatus = tagRepository.findAllByIdAndStatus(tagIds, ACTIVE);
 
         return allByIdAndStatus.stream().map(tagMapper::toDomainEntity).toList();
 
     }
 
     @Override
-    public Optional<Tag> loadByBoardId(Long boardId) {
-        return tagRepository.findByBoardId(boardId).map(tagMapper::toDomainEntity);
+    public Tag loadById(Long tagId) {
+        return tagRepository.findByIdAndStatus(tagId, ACTIVE).map(tagMapper::toDomainEntity).orElseThrow(() -> new CustomException(TAG_NOT_FOUND));
     }
 }

src/main/java/space/space_spring/domain/post/application/port/out/LoadTagPort.java

@@ -1,8 +1,5 @@
 package space.space_spring.domain.post.application.port.out;
 
-import com.amazonaws.services.kms.model.ListGrantsRequest;
-import java.util.Optional;
-import space.space_spring.domain.post.domain.Board;
 import space.space_spring.domain.post.domain.Tag;
 
 import java.util.List;
@@ -16,7 +13,7 @@ public interface LoadTagPort {
 
     List<Tag> loadByDiscordId(List<Long> discordIdOfTag);
 
-    List<Tag> loadById(List<Long> tagIds);
+    List<Tag> loadAllByIds(List<Long> tagIds);
 
-    Optional<Tag> loadByBoardId(Long boardId);
+    Tag loadById(Long boardId);
 }

src/main/java/space/space_spring/domain/post/application/service/UpdatePostService.java

@@ -78,7 +78,7 @@ public void updatePostFromWeb(UpdatePostCommand command) {
 
         // tag 수정
         updatePostTagPort.updatePostTag(post.getId(), command.getTagIds());
-        List<Tag> tags = loadTagPort.loadById(command.getTagIds());
+        List<Tag> tags = loadTagPort.loadAllByIds(command.getTagIds());
 
         // 6. TODO:디스코드로 게시글 수정 정보 전송
         List<String> newAttachmentUrls = new ArrayList<>();