공지사항

- QueryProjection 사용
- QueryDSL을 통해 DTO로 바로 조회

src/main/kotlin/kr/co/vividnext/sodalive/content/main/tab/home/GetContentMainTabHomeResponse.kt

@@ -6,11 +6,11 @@ import kr.co.vividnext.sodalive.content.main.banner.GetAudioContentBannerRespons
 import kr.co.vividnext.sodalive.content.series.GetSeriesListResponse
 import kr.co.vividnext.sodalive.event.GetEventResponse
 import kr.co.vividnext.sodalive.explorer.GetExplorerSectionResponse
-import kr.co.vividnext.sodalive.notice.NoticeTitleItem
+import kr.co.vividnext.sodalive.notice.NoticeItem
 
 data class GetContentMainTabHomeResponse(
     val tabId: Long = 1,
-    val latestNotice: NoticeTitleItem?,
+    val latestNotice: NoticeItem?,
     val bannerList: List<GetAudioContentBannerResponse>,
     val rankCreatorList: GetExplorerSectionResponse,
     val rankSeriesList: List<GetSeriesListResponse.SeriesListItem>,

src/main/kotlin/kr/co/vividnext/sodalive/notice/GetNoticeResponse.kt

@@ -7,14 +7,9 @@ data class GetNoticeResponse(
     val noticeList: List<NoticeItem>
 )
 
-data class NoticeItem(
+data class NoticeItem @QueryProjection constructor(
     val id: Long,
     val title: String,
     val content: String,
     val date: String
 )
-
-data class NoticeTitleItem @QueryProjection constructor(
-    val id: Long,
-    val title: String
-)

src/main/kotlin/kr/co/vividnext/sodalive/notice/ServiceNoticeService.kt

@@ -5,8 +5,6 @@ import org.springframework.data.domain.Pageable
 import org.springframework.data.repository.findByIdOrNull
 import org.springframework.stereotype.Service
 import org.springframework.transaction.annotation.Transactional
-import java.time.ZoneId
-import java.time.format.DateTimeFormatter
 
 @Service
 @Transactional(readOnly = true)
@@ -46,25 +44,11 @@ class ServiceNoticeService(private val repository: ServiceServiceNoticeRepositor
     fun getNoticeList(pageable: Pageable, timezone: String): GetNoticeResponse {
         val totalCount = repository.getNoticeTotalCount()
         val noticeList = repository.getNoticeList(pageable)
-            .asSequence()
-            .map {
-                val createdAt = it.createdAt!!
-                    .atZone(ZoneId.of("UTC"))
-                    .withZoneSameInstant(ZoneId.of(timezone))
-
-                NoticeItem(
-                    it.id!!,
-                    it.title,
-                    it.content,
-                    createdAt.format(DateTimeFormatter.ofPattern("yyyy-MM-dd"))
-                )
-            }
-            .toList()
 
         return GetNoticeResponse(totalCount, noticeList)
     }
 
-    fun getLatestNotice(): NoticeTitleItem? {
+    fun getLatestNotice(): NoticeItem? {
         return repository.getLatestNotice()
     }
 }

src/main/kotlin/kr/co/vividnext/sodalive/notice/ServiceServiceNoticeRepository.kt

@@ -1,18 +1,22 @@
 package kr.co.vividnext.sodalive.notice
 
+import com.querydsl.core.types.dsl.DateTimePath
+import com.querydsl.core.types.dsl.Expressions
+import com.querydsl.core.types.dsl.StringTemplate
 import com.querydsl.jpa.impl.JPAQueryFactory
 import kr.co.vividnext.sodalive.notice.QServiceNotice.serviceNotice
 import org.springframework.data.domain.Pageable
 import org.springframework.data.jpa.repository.JpaRepository
 import org.springframework.stereotype.Repository
+import java.time.LocalDateTime
 
 @Repository
 interface ServiceServiceNoticeRepository : JpaRepository<ServiceNotice, Long>, ServiceNoticeQueryRepository
 
 interface ServiceNoticeQueryRepository {
     fun getNoticeTotalCount(): Int
-    fun getNoticeList(pageable: Pageable): List<ServiceNotice>
+    fun getNoticeList(pageable: Pageable): List<NoticeItem>
-    fun getLatestNotice(): NoticeTitleItem?
+    fun getLatestNotice(): NoticeItem?
 }
 
 @Repository
@@ -26,9 +30,17 @@ class ServiceNoticeQueryRepositoryImpl(private val queryFactory: JPAQueryFactory
             .size
     }
 
-    override fun getNoticeList(pageable: Pageable): List<ServiceNotice> {
+    override fun getNoticeList(pageable: Pageable): List<NoticeItem> {
         return queryFactory
-            .selectFrom(serviceNotice)
+            .select(
+                QNoticeItem(
+                    serviceNotice.id,
+                    serviceNotice.title,
+                    serviceNotice.content,
+                    getFormattedDate(serviceNotice.createdAt)
+                )
+            )
+            .from(serviceNotice)
             .where(serviceNotice.isActive.isTrue)
             .offset(pageable.offset)
             .limit(pageable.pageSize.toLong())
@@ -36,12 +48,14 @@ class ServiceNoticeQueryRepositoryImpl(private val queryFactory: JPAQueryFactory
             .fetch()
     }
 
-    override fun getLatestNotice(): NoticeTitleItem? {
+    override fun getLatestNotice(): NoticeItem? {
         return queryFactory
             .select(
-                QNoticeTitleItem(
+                QNoticeItem(
                     serviceNotice.id,
-                    serviceNotice.title
+                    serviceNotice.title,
+                    serviceNotice.content,
+                    getFormattedDate(serviceNotice.createdAt)
                 )
             )
             .from(serviceNotice)
@@ -49,4 +63,18 @@ class ServiceNoticeQueryRepositoryImpl(private val queryFactory: JPAQueryFactory
             .orderBy(serviceNotice.id.desc())
             .fetchFirst()
     }
+
+    private fun getFormattedDate(dateTimePath: DateTimePath<LocalDateTime>): StringTemplate {
+        return Expressions.stringTemplate(
+            "DATE_FORMAT({0}, {1})",
+            Expressions.dateTimeTemplate(
+                LocalDateTime::class.java,
+                "CONVERT_TZ({0},{1},{2})",
+                dateTimePath,
+                "UTC",
+                "Asia/Seoul"
+            ),
+            "%Y-%m-%d"
+        )
+    }
 }