From d0f6e0fe0c66880616f267af2da44137c2a0174b Mon Sep 17 00:00:00 2001
From: pricelees <priceelees@gmail.com>
Date: Fri, 15 Aug 2025 18:22:08 +0900
Subject: [PATCH] =?UTF-8?q?feat:=20Auditing=20=EC=97=86=EC=9D=B4=20Persist?=
 =?UTF-8?q?able=EB=A7=8C=20=EC=A0=95=EC=9D=98=EB=90=9C=20BaseEntity=20?=
 =?UTF-8?q?=EC=B6=94=EA=B0=80?=
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---
 .../roomescape/common/entity/BaseEntity.kt    | 19 +++++++++++++++++++
 1 file changed, 19 insertions(+)

diff --git a/src/main/kotlin/roomescape/common/entity/BaseEntity.kt b/src/main/kotlin/roomescape/common/entity/BaseEntity.kt
index 439f62ef..ae6d1516 100644
--- a/src/main/kotlin/roomescape/common/entity/BaseEntity.kt
+++ b/src/main/kotlin/roomescape/common/entity/BaseEntity.kt
@@ -33,3 +33,22 @@ abstract class BaseEntity(
     abstract override fun getId(): Long?
 
 }
+
+@MappedSuperclass
+abstract class PersistableBaseEntity(
+    @Id
+    @Column(name = "id")
+    private val _id: Long,
+
+    @Transient
+    private var isNewEntity: Boolean = true
+): Persistable<Long> {
+    @PostLoad
+    @PostPersist
+    fun markNotNew() {
+        isNewEntity = false
+    }
+
+    override fun isNew(): Boolean = isNewEntity
+    override fun getId(): Long = _id
+}