후원 랭킹 조회 캐시 적용

src/main/kotlin/kr/co/vividnext/sodalive/explorer/ExplorerQueryRepository.kt

@@ -113,30 +113,6 @@ class ExplorerQueryRepository(
             .fetchOne()
     }
 
-    fun getMemberDonationRankingTotal(creatorId: Long): Int {
-        val userMember = QMember("user")
-
-        val donation = useCan.rewardCan.add(useCan.can).sum()
-        return queryFactory
-            .select(userMember.id)
-            .from(useCanCalculate)
-            .innerJoin(useCanCalculate.useCan, useCan)
-            .innerJoin(useCan.member, userMember)
-            .where(
-                useCan.isRefund.isFalse
-                    .and(useCanCalculate.recipientCreatorId.eq(creatorId))
-                    .and(
-                        useCan.canUsage.eq(CanUsage.DONATION)
-                            .or(useCan.canUsage.eq(CanUsage.SPIN_ROULETTE))
-                            .or(useCan.canUsage.eq(CanUsage.LIVE))
-                    )
-            )
-            .groupBy(useCan.member.id)
-            .orderBy(donation.desc())
-            .fetch()
-            .size
-    }
-
     fun getMemberDonationRanking(
         creatorId: Long,
         limit: Long,

src/main/kotlin/kr/co/vividnext/sodalive/explorer/ExplorerService.kt

@@ -403,6 +403,14 @@ class ExplorerService(
         val firstDayOfLastWeek = currentDate.with(TemporalAdjusters.previousOrSame(DayOfWeek.MONDAY)).minusDays(7)
         val firstDayOfMonth = currentDate.with(TemporalAdjusters.firstDayOfMonth())
 
+        val donationMemberTotal = donationRankingService.getMemberDonationRankingTotal(creatorId)
+        val donationRanking = donationRankingService.getMemberDonationRanking(
+            creatorId = creatorId,
+            offset = pageable.offset,
+            limit = pageable.pageSize.toLong(),
+            withDonationCan = creatorId == member.id!!
+        )
+
         return GetDonationAllResponse(
             accumulatedCansToday = if (creatorId == member.id!!) {
                 queryRepository.getDonationCoinsDateRange(
@@ -436,13 +444,8 @@ class ExplorerService(
             } else {
                 false
             },
-            totalCount = queryRepository.getMemberDonationRankingTotal(creatorId),
+            totalCount = donationMemberTotal,
-            userDonationRanking = queryRepository.getMemberDonationRanking(
+            userDonationRanking = donationRanking
-                creatorId,
-                offset = pageable.offset,
-                limit = pageable.pageSize.toLong(),
-                withDonationCan = creatorId == member.id!!
-            )
         )
     }
 

src/main/kotlin/kr/co/vividnext/sodalive/explorer/profile/CreatorDonationRankingQueryRepository.kt

@@ -13,6 +13,7 @@ import org.springframework.stereotype.Repository
 class CreatorDonationRankingQueryRepository(private val queryFactory: JPAQueryFactory) {
     fun getMemberDonationRanking(
         creatorId: Long,
+        offset: Long,
         limit: Long
     ): List<DonationRankingProjection> {
         val donationCan = useCan.rewardCan.add(useCan.can).sum()
@@ -38,12 +39,33 @@ class CreatorDonationRankingQueryRepository(private val queryFactory: JPAQueryFa
                             .or(useCan.canUsage.eq(CanUsage.LIVE))
                     )
             )
-            .offset(0)
+            .offset(offset)
             .limit(limit)
             .groupBy(member.id)
             .orderBy(donationCan.desc(), member.id.desc())
             .fetch()
     }
+
+    fun getMemberDonationRankingTotal(creatorId: Long): Int {
+        return queryFactory
+            .select(member.id)
+            .from(useCanCalculate)
+            .innerJoin(useCanCalculate.useCan, useCan)
+            .innerJoin(useCan.member, member)
+            .where(
+                useCan.member.isActive.isTrue
+                    .and(useCan.isRefund.isFalse)
+                    .and(useCanCalculate.recipientCreatorId.eq(creatorId))
+                    .and(
+                        useCan.canUsage.eq(CanUsage.DONATION)
+                            .or(useCan.canUsage.eq(CanUsage.SPIN_ROULETTE))
+                            .or(useCan.canUsage.eq(CanUsage.LIVE))
+                    )
+            )
+            .groupBy(member.id)
+            .fetch()
+            .size
+    }
 }
 
 data class DonationRankingProjection @QueryProjection constructor(

src/main/kotlin/kr/co/vividnext/sodalive/explorer/profile/CreatorDonationRankingService.kt

@@ -20,18 +20,41 @@ class CreatorDonationRankingService(
     @Value("\${cloud.aws.cloud-front.host}")
     private val imageHost: String
 ) {
+    fun getMemberDonationRankingTotal(creatorId: Long): Int {
+        val cacheKey = "creator_donation_ranking_member_total_v2:$creatorId"
+        val cachedTotal = redisTemplate.opsForValue().get(cacheKey) as? Int
+        if (cachedTotal != null) {
+            return cachedTotal
+        }
+
+        val total = repository.getMemberDonationRankingTotal(creatorId)
+
+        val now = LocalDateTime.now()
+        val nextMonday = now.with(TemporalAdjusters.next(DayOfWeek.MONDAY)).with(LocalTime.MIN)
+        val secondsUntilNextMonday = ChronoUnit.SECONDS.between(now, nextMonday)
+
+        redisTemplate.opsForValue().set(
+            cacheKey,
+            total,
+            Duration.ofSeconds(secondsUntilNextMonday)
+        )
+
+        return total
+    }
+
     fun getMemberDonationRanking(
         creatorId: Long,
-        limit: Long,
+        offset: Long = 0,
+        limit: Long = 10,
         withDonationCan: Boolean
     ): List<MemberDonationRankingResponse> {
-        val cacheKey = "creator_donation_ranking_v2:$creatorId:$limit:$withDonationCan"
+        val cacheKey = "creator_donation_ranking_v2:$creatorId:$offset:$limit:$withDonationCan"
         val cachedData = redisTemplate.opsForValue().get(cacheKey) as? MemberDonationRankingListResponse
         if (cachedData != null) {
             return cachedData.rankings
         }
 
-        val memberDonationRanking = repository.getMemberDonationRanking(creatorId, limit)
+        val memberDonationRanking = repository.getMemberDonationRanking(creatorId, offset, limit)
 
         val result = memberDonationRanking.map {
             MemberDonationRankingResponse(

src/main/kotlin/kr/co/vividnext/sodalive/live/room/LiveRoomService.kt

@@ -888,9 +888,7 @@ class LiveRoomService(
                     3,
                     withDonationCan = false
                 )
-                .asSequence()
                 .map { it.userId }
-                .toList()
         } else {
             listOf()
         }