From 7a6afc72821216a5bb179244c7f9ebb9798865a8 Mon Sep 17 00:00:00 2001
From: pricelees <priceelees@gmail.com>
Date: Wed, 17 Sep 2025 10:42:52 +0900
Subject: [PATCH] =?UTF-8?q?feat:=20=EB=8B=A4=EB=A5=B8=20=EC=84=9C=EB=B9=84?=
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---
 .../region/business/RegionService.kt          | 19 +++++++++++++-----
 .../persistence/RegionRepository.kt           | 20 +++++++++++++------
 2 files changed, 28 insertions(+), 11 deletions(-)

diff --git a/src/main/kotlin/roomescape/region/business/RegionService.kt b/src/main/kotlin/roomescape/region/business/RegionService.kt
index 5d6a9486..25966644 100644
--- a/src/main/kotlin/roomescape/region/business/RegionService.kt
+++ b/src/main/kotlin/roomescape/region/business/RegionService.kt
@@ -7,11 +7,7 @@ import org.springframework.transaction.annotation.Transactional
 import roomescape.region.exception.RegionErrorCode
 import roomescape.region.exception.RegionException
 import roomescape.region.infrastructure.persistence.RegionRepository
-import roomescape.region.web.RegionCodeResponse
-import roomescape.region.web.SidoListResponse
-import roomescape.region.web.SidoResponse
-import roomescape.region.web.SigunguListResponse
-import roomescape.region.web.SigunguResponse
+import roomescape.region.web.*
 
 private val log: KLogger = KotlinLogging.logger {}
 
@@ -61,4 +57,17 @@ class RegionService(
             throw RegionException(RegionErrorCode.REGION_CODE_NOT_FOUND)
         }
     }
+
+    @Transactional(readOnly = true)
+    fun findRegionInfo(regionCode: String): RegionInfoResponse {
+        log.info { "[RegionService.findRegionInfo] 지역 정보 조회 시작: regionCode=${regionCode}" }
+
+        return regionRepository.findByCode(regionCode)?.let {
+            log.info { "[RegionService.findRegionInfo] 지역 정보 조회 완료: code=${it} regionCode=${regionCode}" }
+            RegionInfoResponse(it.code, it.sidoName, it.sigunguName)
+        } ?: run {
+            log.warn { "[RegionService.findRegionInfo] 지역 정보 조회 실패: regionCode=${regionCode}" }
+            throw RegionException(RegionErrorCode.REGION_CODE_NOT_FOUND)
+        }
+    }
 }
diff --git a/src/main/kotlin/roomescape/region/infrastructure/persistence/RegionRepository.kt b/src/main/kotlin/roomescape/region/infrastructure/persistence/RegionRepository.kt
index fae9df2e..e17acb39 100644
--- a/src/main/kotlin/roomescape/region/infrastructure/persistence/RegionRepository.kt
+++ b/src/main/kotlin/roomescape/region/infrastructure/persistence/RegionRepository.kt
@@ -6,7 +6,8 @@ import org.springframework.data.repository.query.Param
 
 interface RegionRepository : JpaRepository<RegionEntity, String> {
 
-    @Query("""
+    @Query(
+        """
         SELECT 
             new kotlin.Pair(r.sidoCode, r.sidoName) 
         FROM 
@@ -15,10 +16,12 @@ interface RegionRepository : JpaRepository<RegionEntity, String> {
             r.sidoCode     
         ORDER BY 
             r.sidoName
-    """)
+    """
+    )
     fun readAllSido(): List<Pair<String, String>>
 
-    @Query("""
+    @Query(
+        """
         SELECT 
             new kotlin.Pair(r.sigunguCode, r.sigunguName) 
         FROM 
@@ -29,12 +32,14 @@ interface RegionRepository : JpaRepository<RegionEntity, String> {
             r.sigunguCode     
         ORDER BY 
             r.sigunguName
-    """)
+    """
+    )
     fun findAllSigunguBySido(
         @Param("sidoCode") sidoCode: String
     ): List<Pair<String, String>>
 
-    @Query("""
+    @Query(
+        """
         SELECT 
             r.code 
         FROM 
@@ -42,9 +47,12 @@ interface RegionRepository : JpaRepository<RegionEntity, String> {
         WHERE 
             r.sidoCode = :sidoCode 
             AND r.sigunguCode = :sigunguCode
-    """)
+    """
+    )
     fun findRegionCode(
         @Param("sidoCode") sidoCode: String,
         @Param("sigunguCode") sigunguCode: String,
     ): String?
+
+    fun findByCode(regionCode: String): RegionEntity?
 }