From c2978e41c22c63f4b565b89a494ca74e58f2aaa2 Mon Sep 17 00:00:00 2001
From: teddy <teddy.kim.kim@tf.dabeeo.com>
Date: Fri, 20 Feb 2026 18:34:32 +0900
Subject: [PATCH] =?UTF-8?q?=EC=A0=84=EC=9D=B4=ED=95=99=EC=8A=B5=20?=
 =?UTF-8?q?=EC=83=81=EC=84=B8=20=EC=88=98=EC=A0=95?=
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---
 .../cd/training/model/dto/ModelTrainDetailDto.java    |  1 +
 .../repository/model/ModelDetailRepositoryImpl.java   | 11 ++++++++++-
 2 files changed, 11 insertions(+), 1 deletion(-)

diff --git a/src/main/java/com/kamco/cd/training/model/dto/ModelTrainDetailDto.java b/src/main/java/com/kamco/cd/training/model/dto/ModelTrainDetailDto.java
index 0371dcf..da17594 100644
--- a/src/main/java/com/kamco/cd/training/model/dto/ModelTrainDetailDto.java
+++ b/src/main/java/com/kamco/cd/training/model/dto/ModelTrainDetailDto.java
@@ -35,6 +35,7 @@ public class ModelTrainDetailDto {
     @JsonFormatDttm private ZonedDateTime step2EndDttm;
     private String statusCd;
     private String trainType;
+    private UUID beforeUuid;
 
     public String getStatusName() {
       if (this.statusCd == null || this.statusCd.isBlank()) return null;
diff --git a/src/main/java/com/kamco/cd/training/postgres/repository/model/ModelDetailRepositoryImpl.java b/src/main/java/com/kamco/cd/training/postgres/repository/model/ModelDetailRepositoryImpl.java
index 9ed4df9..abe7f81 100644
--- a/src/main/java/com/kamco/cd/training/postgres/repository/model/ModelDetailRepositoryImpl.java
+++ b/src/main/java/com/kamco/cd/training/postgres/repository/model/ModelDetailRepositoryImpl.java
@@ -23,6 +23,7 @@ import com.kamco.cd.training.model.dto.ModelTrainMngDto.ModelProgressStepDto;
 import com.kamco.cd.training.postgres.entity.ModelMasterEntity;
 import com.kamco.cd.training.postgres.entity.QModelHyperParamEntity;
 import com.kamco.cd.training.postgres.entity.QModelMasterEntity;
+import com.querydsl.core.types.Expression;
 import com.querydsl.core.types.Projections;
 import com.querydsl.jpa.JPAExpressions;
 import com.querydsl.jpa.impl.JPAQueryFactory;
@@ -59,6 +60,13 @@ public class ModelDetailRepositoryImpl implements ModelDetailRepositoryCustom {
 
   @Override
   public DetailSummary getModelDetailSummary(UUID uuid) {
+    QModelMasterEntity beforeModel = new QModelMasterEntity("beforeModel"); // alias
+
+    Expression<UUID> beforeModelUuid =
+        com.querydsl.jpa.JPAExpressions.select(beforeModel.uuid)
+            .from(beforeModel)
+            .where(beforeModel.id.eq(modelMasterEntity.beforeModelId));
+
     return queryFactory
         .select(
             Projections.constructor(
@@ -70,7 +78,8 @@ public class ModelDetailRepositoryImpl implements ModelDetailRepositoryCustom {
                 modelMasterEntity.step1StrtDttm,
                 modelMasterEntity.step2EndDttm,
                 modelMasterEntity.statusCd,
-                modelMasterEntity.trainType))
+                modelMasterEntity.trainType,
+                beforeModelUuid))
         .from(modelMasterEntity)
         .where(modelMasterEntity.uuid.eq(uuid))
         .fetchOne();