후원 랭킹 캐시 추가

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

@@ -14,6 +14,7 @@ import kr.co.vividnext.sodalive.explorer.profile.ChannelNotice
 import kr.co.vividnext.sodalive.explorer.profile.ChannelNoticeRepository
 import kr.co.vividnext.sodalive.explorer.profile.CreatorCheers
 import kr.co.vividnext.sodalive.explorer.profile.CreatorCheersRepository
+import kr.co.vividnext.sodalive.explorer.profile.CreatorDonationRankingService
 import kr.co.vividnext.sodalive.explorer.profile.PostWriteCheersRequest
 import kr.co.vividnext.sodalive.explorer.profile.PutWriteCheersRequest
 import kr.co.vividnext.sodalive.explorer.profile.creatorCommunity.CreatorCommunityService
@@ -43,6 +44,8 @@ import kotlin.random.Random
 class ExplorerService(
     private val memberService: MemberService,
     private val audioContentService: AudioContentService,
+    private val donationRankingService: CreatorDonationRankingService,
+
     private val queryRepository: ExplorerQueryRepository,
     private val cheersRepository: CreatorCheersRepository,
     private val noticeRepository: ChannelNoticeRepository,
@@ -217,9 +220,9 @@ class ExplorerService(
         val memberDonationRanking = if (
             isCreator && (creatorId == member.id!! || creatorAccount.isVisibleDonationRank)
         ) {
-            queryRepository.getMemberDonationRanking(
-                creatorId,
-                10,
+            donationRankingService.getMemberDonationRanking(
+                creatorId = creatorId,
+                limit = 10,
                 withDonationCan = creatorId == member.id!!
             )
         } else {

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

@@ -1,5 +1,8 @@
 package kr.co.vividnext.sodalive.explorer
 
+import com.fasterxml.jackson.annotation.JsonProperty
+import java.io.Serializable
+
 data class GetDonationAllResponse(
     val accumulatedCansToday: Int,
     val accumulatedCansLastWeek: Int,
@@ -7,11 +10,15 @@ data class GetDonationAllResponse(
     val isVisibleDonationRank: Boolean,
     val totalCount: Int,
     val userDonationRanking: List<MemberDonationRankingResponse>
-)
+) : Serializable
 
 data class MemberDonationRankingResponse(
-    val userId: Long,
-    val nickname: String,
-    val profileImage: String,
-    val donationCan: Int
-)
+    @JsonProperty("userId") val userId: Long,
+    @JsonProperty("nickname") val nickname: String,
+    @JsonProperty("profileImage") val profileImage: String,
+    @JsonProperty("donationCan") val donationCan: Int
+) : Serializable
+
+data class MemberDonationRankingListResponse(
+    @JsonProperty("rankings") val rankings: List<MemberDonationRankingResponse>
+) : Serializable

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

@@ -0,0 +1,65 @@
+package kr.co.vividnext.sodalive.explorer.profile
+
+import com.fasterxml.jackson.annotation.JsonProperty
+import com.querydsl.core.annotations.QueryProjection
+import com.querydsl.jpa.impl.JPAQueryFactory
+import kr.co.vividnext.sodalive.can.use.CanUsage
+import kr.co.vividnext.sodalive.can.use.QUseCan.useCan
+import kr.co.vividnext.sodalive.can.use.QUseCanCalculate.useCanCalculate
+import kr.co.vividnext.sodalive.member.QMember.member
+import org.springframework.stereotype.Repository
+import java.time.DayOfWeek
+import java.time.LocalDateTime
+import java.time.LocalTime
+import java.time.temporal.TemporalAdjusters
+
+@Repository
+class CreatorDonationRankingQueryRepository(private val queryFactory: JPAQueryFactory) {
+    fun getMemberDonationRanking(
+        creatorId: Long,
+        limit: Long
+    ): List<DonationRankingProjection> {
+        val now = LocalDateTime.now()
+        val lastMonday = now.with(TemporalAdjusters.previousOrSame(DayOfWeek.MONDAY))
+            .minusWeeks(1)
+            .with(LocalTime.MIN)
+        val lastSunday = lastMonday.plusDays(6).with(LocalTime.MAX)
+
+        val donationCan = useCan.rewardCan.add(useCan.can).sum()
+        return queryFactory
+            .select(
+                QDonationRankingProjection(
+                    member.id,
+                    member.nickname,
+                    member.profileImage,
+                    donationCan
+                )
+            )
+            .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))
+                    )
+                    .and(useCan.createdAt.between(lastMonday, lastSunday))
+            )
+            .offset(0)
+            .limit(limit)
+            .groupBy(member.id)
+            .orderBy(donationCan.desc(), member.id.desc())
+            .fetch()
+    }
+}
+
+data class DonationRankingProjection @QueryProjection constructor(
+    @JsonProperty("memberId") val memberId: Long,
+    @JsonProperty("nickname") val nickname: String,
+    @JsonProperty("profileImage") val profileImage: String,
+    @JsonProperty("donationCan") val donationCan: Int
+)

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

@@ -0,0 +1,53 @@
+package kr.co.vividnext.sodalive.explorer.profile
+
+import kr.co.vividnext.sodalive.explorer.MemberDonationRankingListResponse
+import kr.co.vividnext.sodalive.explorer.MemberDonationRankingResponse
+import org.springframework.data.redis.core.RedisTemplate
+import org.springframework.stereotype.Service
+import java.time.DayOfWeek
+import java.time.Duration
+import java.time.LocalDateTime
+import java.time.LocalTime
+import java.time.temporal.ChronoUnit
+import java.time.temporal.TemporalAdjusters
+
+@Service
+class CreatorDonationRankingService(
+    private val repository: CreatorDonationRankingQueryRepository,
+    private val redisTemplate: RedisTemplate<String, Any>
+) {
+    fun getMemberDonationRanking(
+        creatorId: Long,
+        limit: Long,
+        withDonationCan: Boolean
+    ): List<MemberDonationRankingResponse> {
+        val cacheKey = "creator_donation_ranking:$creatorId:$limit:$withDonationCan"
+        val cachedData = redisTemplate.opsForValue().get(cacheKey) as? MemberDonationRankingListResponse
+        if (cachedData != null) {
+            return cachedData.rankings
+        }
+
+        val memberDonationRanking = repository.getMemberDonationRanking(creatorId, limit)
+
+        val result = memberDonationRanking.map {
+            MemberDonationRankingResponse(
+                it.memberId,
+                it.nickname,
+                it.profileImage,
+                if (withDonationCan) it.donationCan else 0
+            )
+        }
+
+        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,
+            MemberDonationRankingListResponse(result),
+            Duration.ofSeconds(secondsUntilNextMonday)
+        )
+
+        return result
+    }
+}