feat(creator-community): 본문 언어와 개정 저장 기반을 추가한다

src/main/kotlin/kr/co/vividnext/sodalive/explorer/profile/creatorCommunity/CreatorCommunity.kt

@@ -24,7 +24,11 @@ class CreatorCommunity(
     var isActive: Boolean = true,
     var isFixed: Boolean = false,
     @Column(nullable = true)
-    var fixedAt: LocalDateTime? = null
+    var fixedAt: LocalDateTime? = null,
+    @Column(name = "language_code", nullable = true, length = 10)
+    var languageCode: String? = null,
+    @Column(name = "content_revision", nullable = false)
+    var contentRevision: Long = 0
 ) : BaseEntity() {
     @ManyToOne(fetch = FetchType.LAZY)
     @JoinColumn(name = "member_id", nullable = false)

src/main/kotlin/kr/co/vividnext/sodalive/explorer/profile/creatorCommunity/CreatorCommunityRepository.kt

@@ -7,12 +7,29 @@ import kr.co.vividnext.sodalive.explorer.profile.creatorCommunity.QCreatorCommun
 import kr.co.vividnext.sodalive.member.QMember.member
 import kr.co.vividnext.sodalive.member.following.QCreatorFollowing.creatorFollowing
 import org.springframework.data.jpa.repository.JpaRepository
+import org.springframework.data.jpa.repository.Lock
+import org.springframework.data.jpa.repository.Query
+import org.springframework.data.repository.query.Param
 import java.time.LocalDate
 import java.time.LocalDateTime
 import java.time.LocalTime
+import javax.persistence.LockModeType
 
 interface CreatorCommunityRepository : JpaRepository<CreatorCommunity, Long>, CreatorCommunityQueryRepository {
     fun countByMemberIdAndIsFixedIsTrueAndIsActiveIsTrue(memberId: Long): Long
+
+    fun findByIdAndIsActiveTrue(postId: Long): CreatorCommunity?
+
+    @Lock(LockModeType.PESSIMISTIC_WRITE)
+    @Query("select c from CreatorCommunity c where c.id = :postId and c.isActive = true")
+    fun findByIdAndIsActiveTrueForUpdate(@Param("postId") postId: Long): CreatorCommunity?
+
+    @Lock(LockModeType.PESSIMISTIC_WRITE)
+    @Query("select c from CreatorCommunity c where c.id = :postId and c.member.id = :memberId")
+    fun findByIdAndMemberIdForUpdate(
+        @Param("postId") postId: Long,
+        @Param("memberId") memberId: Long
+    ): CreatorCommunity?
 }
 
 interface CreatorCommunityQueryRepository {