fix(chat): 배너 목록 응답 생성을 서비스로 옮긴다

src/main/kotlin/kr/co/vividnext/sodalive/chat/character/service/ChatCharacterBannerService.kt

@@ -1,5 +1,7 @@
 package kr.co.vividnext.sodalive.chat.character.service
 
+import kr.co.vividnext.sodalive.admin.chat.dto.ChatCharacterBannerListPageResponse
+import kr.co.vividnext.sodalive.admin.chat.dto.ChatCharacterBannerResponse
 import kr.co.vividnext.sodalive.chat.character.ChatCharacterBanner
 import kr.co.vividnext.sodalive.chat.character.repository.ChatCharacterBannerRepository
 import kr.co.vividnext.sodalive.chat.character.repository.ChatCharacterRepository
@@ -11,6 +13,7 @@ import org.springframework.stereotype.Service
 import org.springframework.transaction.annotation.Transactional
 
 @Service
+@Transactional(readOnly = true)
 class ChatCharacterBannerService(
     private val bannerRepository: ChatCharacterBannerRepository,
     private val characterRepository: ChatCharacterRepository
@@ -18,8 +21,18 @@ class ChatCharacterBannerService(
     /**
      * 활성화된 모든 배너 조회 (정렬 순서대로)
      */
-    fun getActiveBanners(pageable: Pageable): Page<ChatCharacterBanner> {
+    fun getActiveBanners(pageable: Pageable, imageHost: String): ChatCharacterBannerListPageResponse {
-        return bannerRepository.findByIsActiveTrueOrderBySortOrderAsc(pageable)
+        val banners = bannerRepository.findByIsActiveTrueOrderBySortOrderAsc(pageable)
+        return ChatCharacterBannerListPageResponse(
+            totalCount = banners.totalElements,
+            content = banners.content.map {
+                ChatCharacterBannerResponse.from(
+                    banner = it,
+                    imageHost = imageHost,
+                    appendLanguageToCharacterName = true
+                )
+            }
+        )
     }
 
     fun getDisplayBanners(pageable: Pageable, lang: Lang): Page<ChatCharacterBanner> {

src/test/kotlin/kr/co/vividnext/sodalive/chat/character/service/ChatCharacterBannerServiceIntegrationTest.kt

@@ -0,0 +1,76 @@
+package kr.co.vividnext.sodalive.chat.character.service
+
+import kr.co.vividnext.sodalive.chat.character.ChatCharacter
+import kr.co.vividnext.sodalive.chat.character.ChatCharacterBanner
+import kr.co.vividnext.sodalive.chat.character.repository.ChatCharacterBannerRepository
+import kr.co.vividnext.sodalive.chat.character.repository.ChatCharacterRepository
+import kr.co.vividnext.sodalive.i18n.Lang
+import kr.co.vividnext.sodalive.member.Member
+import kr.co.vividnext.sodalive.member.MemberRepository
+import kr.co.vividnext.sodalive.member.MemberRole
+import kr.co.vividnext.sodalive.support.EmbeddedRedisInitializer
+import org.junit.jupiter.api.Assertions.assertEquals
+import org.junit.jupiter.api.DisplayName
+import org.junit.jupiter.api.Test
+import org.springframework.beans.factory.annotation.Autowired
+import org.springframework.boot.test.context.SpringBootTest
+import org.springframework.data.domain.PageRequest
+import org.springframework.test.annotation.DirtiesContext
+import org.springframework.test.context.ContextConfiguration
+import javax.persistence.EntityManager
+
+@SpringBootTest(
+    properties = [
+        "cloud.aws.cloud-front.host=https://cdn.test",
+        "spring.datasource.url=jdbc:h2:mem:chat-banner-service-integration;" +
+            "MODE=MySQL;DATABASE_TO_UPPER=false;NON_KEYWORDS=VALUE;DB_CLOSE_DELAY=-1;DB_CLOSE_ON_EXIT=FALSE"
+    ]
+)
+@ContextConfiguration(initializers = [EmbeddedRedisInitializer::class])
+@DirtiesContext(classMode = DirtiesContext.ClassMode.AFTER_CLASS)
+class ChatCharacterBannerServiceIntegrationTest @Autowired constructor(
+    private val service: ChatCharacterBannerService,
+    private val characterRepository: ChatCharacterRepository,
+    private val bannerRepository: ChatCharacterBannerRepository,
+    private val memberRepository: MemberRepository,
+    private val entityManager: EntityManager
+) {
+    @Test
+    @DisplayName("OSIV off 환경에서 관리자 배너 목록 응답 생성 시 lazy 초기화 예외가 발생하지 않는다")
+    fun shouldCreateAdminBannerListResponseWhenOpenInViewIsDisabled() {
+        val creator = memberRepository.saveAndFlush(
+            Member(
+                email = "character-admin-banner-service@test.com",
+                password = "password",
+                nickname = "character-admin-banner-creator",
+                role = MemberRole.CREATOR
+            )
+        )
+        val character = characterRepository.saveAndFlush(
+            ChatCharacter(
+                characterUUID = "character-admin-banner-service",
+                name = "character-admin-banner",
+                description = "description",
+                systemPrompt = "system-prompt"
+            ).apply {
+                creatorMember = creator
+            }
+        )
+        bannerRepository.saveAndFlush(
+            ChatCharacterBanner(
+                imagePath = "banner/jp.png",
+                chatCharacter = character,
+                sortOrder = 1,
+                lang = Lang.JA
+            )
+        )
+        entityManager.clear()
+
+        val response = service.getActiveBanners(PageRequest.of(0, 20), "https://cdn.test")
+
+        assertEquals(1, response.totalCount)
+        assertEquals(character.id, response.content.first().characterId)
+        assertEquals("character-admin-banner (일본어)", response.content.first().characterName)
+        assertEquals("https://cdn.test/banner/jp.png", response.content.first().imagePath)
+    }
+}