feat(community): 게시물 댓글 조회 서비스를 추가한다

2026-07-07 11:56:23 +09:00
parent cf8acacedf
commit 3bdf8353f6
3 changed files with 384 additions and 2 deletions
@@ -10,6 +10,8 @@ import kr.co.vividnext.sodalive.member.MemberProvider
 import kr.co.vividnext.sodalive.member.MemberRole
 import kr.co.vividnext.sodalive.member.contentpreference.MemberContentPreferenceService
 import kr.co.vividnext.sodalive.v2.creator.channel.community.domain.CreatorChannelCommunityQueryPolicy
+import kr.co.vividnext.sodalive.v2.creator.channel.community.port.out.CreatorChannelCommunityCommentContextRecord
+import kr.co.vividnext.sodalive.v2.creator.channel.community.port.out.CreatorChannelCommunityCommentRecord
 import kr.co.vividnext.sodalive.v2.creator.channel.community.port.out.CreatorChannelCommunityCreatorRecord
 import kr.co.vividnext.sodalive.v2.creator.channel.community.port.out.CreatorChannelCommunityPostRecord
 import kr.co.vividnext.sodalive.v2.creator.channel.community.port.out.CreatorChannelCommunityQueryPort
@@ -173,6 +175,119 @@ class CreatorChannelCommunityQueryServiceTest {
        assertEquals(true, posts.single().isLiked)
    }

+    @Test
+    @DisplayName("커뮤니티 상세는 게시글과 초기 댓글 및 최신 답글을 조립한다")
+    fun shouldAssembleCommunityPostDetailWithInitialComments() {
+        val port = FakeCreatorChannelCommunityQueryPort().apply {
+            communityPost = communityPostRecord(1L, price = 0, isLiked = true)
+            communityCommentCount = 21
+            communityComments = (1L..21L).map { communityCommentRecord(it) }
+            latestReplies = listOf(communityCommentRecord(100L, parentCommentId = 1L, writerNickname = "deleted_reply-writer"))
+        }
+        val service = createService(port)
+        val viewer = createMember(id = 10L)
+
+        val detail = service.getCommunityPostDetail(1L, viewer, LocalDateTime.of(2026, 7, 6, 10, 0))
+
+        assertEquals(1L, detail.post.postId)
+        assertEquals(true, detail.post.isLiked)
+        assertEquals(21, detail.comments.commentCount)
+        assertEquals(20, detail.comments.comments.size)
+        assertEquals(true, detail.comments.hasNext)
+        assertEquals("reply-writer", detail.comments.comments.first().latestReply?.writerNickname)
+        assertEquals("https://cdn.test/profile/default-profile.png", detail.comments.comments.first().writerProfileImageUrl)
+    }
+
+    @Test
+    @DisplayName("댓글 불가 게시글은 댓글 port를 호출하지 않고 빈 댓글 응답을 반환한다")
+    fun shouldReturnEmptyCommentsWhenCommentUnavailable() {
+        val port = FakeCreatorChannelCommunityQueryPort().apply {
+            communityPost = communityPostRecord(1L, price = 0, isCommentAvailable = false)
+        }
+        val service = createService(port)
+
+        val comments = service.getCommunityComments(1L, createMember(id = 10L), -1, 100, LocalDateTime.of(2026, 7, 6, 10, 0))
+
+        assertEquals(0, comments.commentCount)
+        assertEquals(0, comments.comments.size)
+        assertEquals(0, comments.page.page)
+        assertEquals(50, comments.page.size)
+        assertEquals(false, comments.hasNext)
+        assertEquals(false, port.commentListCalled)
+    }
+
+    @Test
+    @DisplayName("커뮤니티 댓글은 page fallback과 최신 답글을 적용한다")
+    fun shouldApplyCommentPageFallbackAndLatestReply() {
+        val port = FakeCreatorChannelCommunityQueryPort().apply {
+            communityPost = communityPostRecord(1L, price = 0)
+            communityCommentCount = 60
+            communityComments = (1L..51L).map { communityCommentRecord(it, writerProfilePath = "profile/$it.png") }
+            latestReplies = listOf(communityCommentRecord(100L, parentCommentId = 2L))
+        }
+        val service = createService(port)
+
+        val comments = service.getCommunityComments(1L, createMember(id = 10L), -1, 100, LocalDateTime.of(2026, 7, 6, 10, 0))
+
+        assertEquals(0L, port.commentListOffset)
+        assertEquals(51, port.commentListLimit)
+        assertEquals((1L..50L).toList(), port.latestReplyCommentIds)
+        assertEquals(50, comments.comments.size)
+        assertEquals(true, comments.hasNext)
+        assertEquals("https://cdn.test/profile/1.png", comments.comments.first().writerProfileImageUrl)
+        assertEquals(100L, comments.comments[1].latestReply?.commentId)
+    }
+
+    @Test
+    @DisplayName("커뮤니티 답글은 부모 댓글 context를 확인하고 page fallback으로 조립한다")
+    fun shouldAssembleCommunityReplies() {
+        val port = FakeCreatorChannelCommunityQueryPort().apply {
+            rootCommentContext = CreatorChannelCommunityCommentContextRecord(1L, 10L, 1L, true)
+            communityReplyCount = 51
+            communityReplies = (1L..51L).map { communityCommentRecord(it, parentCommentId = 1L) }
+        }
+        val service = createService(port)
+
+        val replies = service.getCommunityReplies(1L, createMember(id = 10L), -1, 100, LocalDateTime.of(2026, 7, 6, 10, 0))
+
+        assertEquals(51, replies.replyCount)
+        assertEquals(50, replies.replies.size)
+        assertEquals(0L, port.replyListOffset)
+        assertEquals(51, port.replyListLimit)
+        assertEquals(true, replies.hasNext)
+    }
+
+    @Test
+    @DisplayName("부모 댓글 context가 보이지 않으면 커뮤니티 답글 조회는 예외를 던진다")
+    fun shouldThrowWhenRootCommentContextNotVisible() {
+        val port = FakeCreatorChannelCommunityQueryPort().apply { rootCommentContext = null }
+        val service = createService(port)
+
+        val exception = assertThrows(SodaException::class.java) {
+            service.getCommunityReplies(1L, createMember(id = 10L), null, null, LocalDateTime.of(2026, 7, 6, 10, 0))
+        }
+
+        assertEquals("creator.community.invalid_request_retry", exception.messageKey)
+    }
+
+    @Test
+    @DisplayName("댓글 불가 게시글의 답글 직접 조회는 빈 응답을 반환한다")
+    fun shouldReturnEmptyRepliesWhenCommentUnavailable() {
+        val port = FakeCreatorChannelCommunityQueryPort().apply {
+            rootCommentContext = CreatorChannelCommunityCommentContextRecord(1L, 10L, 1L, false)
+            communityReplyCount = 1
+            communityReplies = listOf(communityCommentRecord(2L, parentCommentId = 1L))
+        }
+        val service = createService(port)
+
+        val replies = service.getCommunityReplies(1L, createMember(id = 10L), null, null, LocalDateTime.of(2026, 7, 6, 10, 0))
+
+        assertEquals(0, replies.replyCount)
+        assertEquals(0, replies.replies.size)
+        assertEquals(false, replies.hasNext)
+        assertEquals(null, port.replyListOffset)
+    }
+
    private fun createService(
        port: FakeCreatorChannelCommunityQueryPort,
        audioContentCloudFront: AudioContentCloudFront = Mockito.mock(AudioContentCloudFront::class.java),
@@ -226,11 +341,29 @@ private class FakeCreatorChannelCommunityQueryPort : CreatorChannelCommunityQuer
    var blocked = false
    var communityPostCount = 1
    var communityPosts = listOf(communityPostRecord(1L, price = 0))
+    var communityPost: CreatorChannelCommunityPostRecord? = communityPostRecord(1L, price = 0)
    var homeCommunityPosts = listOf(communityPostRecord(1L, price = 0))
+    var communityCommentCount = 0
+    var communityComments = emptyList<CreatorChannelCommunityCommentRecord>()
+    var latestReplies = emptyList<CreatorChannelCommunityCommentRecord>()
+    var rootCommentContext: CreatorChannelCommunityCommentContextRecord? = CreatorChannelCommunityCommentContextRecord(
+        commentId = 1L,
+        postId = 1L,
+        creatorId = 1L,
+        isCommentAvailable = true
+    )
+    var communityReplyCount = 0
+    var communityReplies = emptyList<CreatorChannelCommunityCommentRecord>()
    var countCanViewAdultContent: Boolean? = null
    var listCanViewAdultContent: Boolean? = null
    var listOffset: Long? = null
    var listLimit: Int? = null
+    var commentListCalled = false
+    var commentListOffset: Long? = null
+    var commentListLimit: Int? = null
+    var latestReplyCommentIds = emptyList<Long>()
+    var replyListOffset: Long? = null
+    var replyListLimit: Int? = null
    var homeCreatorId: Long? = null
    var homeViewerId: Long? = null
    var homeIsPinned: Boolean? = null
@@ -277,6 +410,54 @@ private class FakeCreatorChannelCommunityQueryPort : CreatorChannelCommunityQuer
        homeLimit = limit
        return homeCommunityPosts
    }
+
+    override fun findCommunityPost(
+        postId: Long,
+        viewerId: Long,
+        canViewAdultContent: Boolean
+    ): CreatorChannelCommunityPostRecord? = communityPost
+
+    override fun countCommunityComments(postId: Long, viewerId: Long, creatorId: Long): Int = communityCommentCount
+
+    override fun findCommunityComments(
+        postId: Long,
+        viewerId: Long,
+        creatorId: Long,
+        offset: Long,
+        limit: Int
+    ): List<CreatorChannelCommunityCommentRecord> {
+        commentListCalled = true
+        commentListOffset = offset
+        commentListLimit = limit
+        return communityComments
+    }
+
+    override fun findLatestRepliesByCommentIds(
+        commentIds: List<Long>,
+        viewerId: Long
+    ): List<CreatorChannelCommunityCommentRecord> {
+        latestReplyCommentIds = commentIds
+        return latestReplies
+    }
+
+    override fun findRootCommentContext(
+        commentId: Long,
+        viewerId: Long,
+        canViewAdultContent: Boolean
+    ): CreatorChannelCommunityCommentContextRecord? = rootCommentContext
+
+    override fun countCommunityReplies(commentId: Long, viewerId: Long): Int = communityReplyCount
+
+    override fun findCommunityReplies(
+        commentId: Long,
+        viewerId: Long,
+        offset: Long,
+        limit: Int
+    ): List<CreatorChannelCommunityCommentRecord> {
+        replyListOffset = offset
+        replyListLimit = limit
+        return communityReplies
+    }
 }

 private fun communityPostRecord(
@@ -287,7 +468,8 @@ private fun communityPostRecord(
    creatorProfilePath: String? = "profile/$postId.png",
    imagePath: String? = "image/$postId.png",
    audioPath: String? = "audio/$postId.mp3",
-    isLiked: Boolean = false
+    isLiked: Boolean = false,
+    isCommentAvailable: Boolean = true
 ): CreatorChannelCommunityPostRecord {
    return CreatorChannelCommunityPostRecord(
        postId = postId,
@@ -300,10 +482,28 @@ private fun communityPostRecord(
        price = price,
        createdAt = LocalDateTime.of(2026, 6, 21, 10, 0).plusMinutes(postId),
        existOrdered = existOrdered,
-        isCommentAvailable = true,
+        isCommentAvailable = isCommentAvailable,
        likeCount = postId.toInt(),
        commentCount = postId.toInt() + 1,
        isPinned = postId == 1L,
        isLiked = isLiked
    )
 }
+
+private fun communityCommentRecord(
+    commentId: Long,
+    parentCommentId: Long? = null,
+    writerProfilePath: String? = null,
+    writerNickname: String = "writer-$commentId"
+): CreatorChannelCommunityCommentRecord {
+    return CreatorChannelCommunityCommentRecord(
+        commentId = commentId,
+        parentCommentId = parentCommentId,
+        postId = 1L,
+        writerId = commentId + 100L,
+        writerProfilePath = writerProfilePath,
+        writerNickname = writerNickname,
+        content = "comment-$commentId",
+        createdAt = LocalDateTime.of(2026, 7, 6, 10, 0).plusMinutes(commentId)
+    )
+}
@@ -742,4 +742,40 @@ private class FakeCreatorChannelCommunityQueryPort : CreatorChannelCommunityQuer
            )
        )
    }
+
+    override fun findCommunityPost(
+        postId: Long,
+        viewerId: Long,
+        canViewAdultContent: Boolean
+    ): CreatorChannelCommunityPostRecord? = null
+
+    override fun countCommunityComments(postId: Long, viewerId: Long, creatorId: Long): Int = 0
+
+    override fun findCommunityComments(
+        postId: Long,
+        viewerId: Long,
+        creatorId: Long,
+        offset: Long,
+        limit: Int
+    ) = emptyList<kr.co.vividnext.sodalive.v2.creator.channel.community.port.out.CreatorChannelCommunityCommentRecord>()
+
+    override fun findLatestRepliesByCommentIds(
+        commentIds: List<Long>,
+        viewerId: Long
+    ) = emptyList<kr.co.vividnext.sodalive.v2.creator.channel.community.port.out.CreatorChannelCommunityCommentRecord>()
+
+    override fun findRootCommentContext(
+        commentId: Long,
+        viewerId: Long,
+        canViewAdultContent: Boolean
+    ): kr.co.vividnext.sodalive.v2.creator.channel.community.port.out.CreatorChannelCommunityCommentContextRecord? = null
+
+    override fun countCommunityReplies(commentId: Long, viewerId: Long): Int = 0
+
+    override fun findCommunityReplies(
+        commentId: Long,
+        viewerId: Long,
+        offset: Long,
+        limit: Int
+    ) = emptyList<kr.co.vividnext.sodalive.v2.creator.channel.community.port.out.CreatorChannelCommunityCommentRecord>()
 }