feat(ranking): 랭킹 스냅샷 저장소를 추가한다
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package kr.co.vividnext.sodalive.v2.ranking.adapter.out.persistence
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import kr.co.vividnext.sodalive.configs.QueryDslConfig
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import kr.co.vividnext.sodalive.v2.ranking.port.out.CreatorRankingSnapshotRecord
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import org.junit.jupiter.api.Assertions.assertEquals
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import org.junit.jupiter.api.DisplayName
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import org.junit.jupiter.api.Test
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import org.springframework.beans.factory.annotation.Autowired
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import org.springframework.boot.test.autoconfigure.orm.jpa.DataJpaTest
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import org.springframework.context.annotation.Import
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import java.time.LocalDateTime
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@DataJpaTest(
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properties = [
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"spring.cache.type=none",
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"spring.datasource.url=jdbc:h2:mem:testdb;MODE=MySQL;NON_KEYWORDS=VALUE"
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]
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)
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@Import(QueryDslConfig::class)
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class DefaultCreatorRankingSnapshotRepositoryTest @Autowired constructor(
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private val repository: CreatorRankingSnapshotRepository
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) {
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private val adapter = DefaultCreatorRankingSnapshotRepository(repository)
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@Test
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@DisplayName("같은 집계 기간의 스냅샷은 삭제 후 새 후보로 교체한다")
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fun shouldReplaceSnapshotsByAggregationPeriod() {
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val startAt = LocalDateTime.of(2026, 5, 31, 15, 0)
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val endAt = LocalDateTime.of(2026, 6, 7, 15, 0)
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val oldStartAt = startAt.minusWeeks(1)
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val oldEndAt = endAt.minusWeeks(1)
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repository.saveAll(
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listOf(
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snapshot(creatorId = 1L, aggregationStartAtUtc = oldStartAt, aggregationEndAtUtc = oldEndAt),
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snapshot(creatorId = 2L, aggregationStartAtUtc = startAt, aggregationEndAtUtc = endAt)
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)
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)
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adapter.replaceSnapshots(
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aggregationStartAtUtc = startAt,
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aggregationEndAtUtc = endAt,
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newSnapshots = listOf(snapshotRecord(creatorId = 3L, aggregationStartAtUtc = startAt, aggregationEndAtUtc = endAt))
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)
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val allSnapshots = repository.findAll()
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assertEquals(listOf(1L, 3L), allSnapshots.map { it.creatorId }.sorted())
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assertEquals(listOf(3L), adapter.findLatestSnapshots().map { it.creatorId })
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}
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@Test
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@DisplayName("최신 완료 주차 스냅샷은 최신 종료 시각 기준으로 최종 점수 내림차순 조회한다")
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fun shouldFindLatestSnapshotsByLatestAggregationEndAndFinalScoreDescending() {
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val oldStartAt = LocalDateTime.of(2026, 5, 24, 15, 0)
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val oldEndAt = LocalDateTime.of(2026, 5, 31, 15, 0)
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val latestStartAt = LocalDateTime.of(2026, 5, 31, 15, 0)
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val latestEndAt = LocalDateTime.of(2026, 6, 7, 15, 0)
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repository.saveAll(
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listOf(
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snapshot(
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creatorId = 1L,
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finalScore = 999.0,
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aggregationStartAtUtc = oldStartAt,
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aggregationEndAtUtc = oldEndAt
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),
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snapshot(
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creatorId = 2L,
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finalScore = 100.0,
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aggregationStartAtUtc = latestStartAt,
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aggregationEndAtUtc = latestEndAt
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),
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snapshot(
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creatorId = 3L,
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finalScore = 300.0,
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aggregationStartAtUtc = latestStartAt,
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aggregationEndAtUtc = latestEndAt
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),
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snapshot(
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creatorId = 4L,
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finalScore = 200.0,
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aggregationStartAtUtc = latestStartAt,
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aggregationEndAtUtc = latestEndAt
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)
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)
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)
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val latestSnapshots = adapter.findLatestSnapshots()
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assertEquals(listOf(3L, 4L, 2L), latestSnapshots.map { it.creatorId })
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assertEquals(listOf(latestStartAt, latestStartAt, latestStartAt), latestSnapshots.map { it.aggregationStartAtUtc })
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assertEquals(listOf(latestEndAt, latestEndAt, latestEndAt), latestSnapshots.map { it.aggregationEndAtUtc })
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}
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@Test
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@DisplayName("직전 완료 주차 스냅샷은 최신 종료 시각보다 이전인 가장 큰 종료 시각 기준으로 조회한다")
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fun shouldFindPreviousCompletedSnapshotsBeforeLatestPeriod() {
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val oldestStartAt = LocalDateTime.of(2026, 5, 17, 15, 0)
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val oldestEndAt = LocalDateTime.of(2026, 5, 24, 15, 0)
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val previousStartAt = LocalDateTime.of(2026, 5, 24, 15, 0)
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val previousEndAt = LocalDateTime.of(2026, 5, 31, 15, 0)
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val latestStartAt = LocalDateTime.of(2026, 5, 31, 15, 0)
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val latestEndAt = LocalDateTime.of(2026, 6, 7, 15, 0)
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repository.saveAll(
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listOf(
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snapshot(creatorId = 1L, aggregationStartAtUtc = oldestStartAt, aggregationEndAtUtc = oldestEndAt),
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snapshot(
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creatorId = 2L,
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finalScore = 200.0,
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aggregationStartAtUtc = previousStartAt,
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aggregationEndAtUtc = previousEndAt
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),
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snapshot(
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creatorId = 3L,
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finalScore = 300.0,
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aggregationStartAtUtc = previousStartAt,
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aggregationEndAtUtc = previousEndAt
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),
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snapshot(creatorId = 4L, aggregationStartAtUtc = latestStartAt, aggregationEndAtUtc = latestEndAt)
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)
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)
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val previousSnapshots = adapter.findPreviousCompletedSnapshots()
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assertEquals(listOf(3L, 2L), previousSnapshots.map { it.creatorId })
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assertEquals(listOf(previousEndAt, previousEndAt), previousSnapshots.map { it.aggregationEndAtUtc })
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}
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@Test
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@DisplayName("요청한 집계 기간에 스냅샷이 없으면 이전 주차를 대신 반환하지 않는다")
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fun shouldReturnEmptyWhenRequestedAggregationPeriodHasNoSnapshots() {
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val previousStartAt = LocalDateTime.of(2026, 5, 24, 15, 0)
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val previousEndAt = LocalDateTime.of(2026, 5, 31, 15, 0)
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val requestedStartAt = LocalDateTime.of(2026, 5, 31, 15, 0)
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val requestedEndAt = LocalDateTime.of(2026, 6, 7, 15, 0)
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repository.save(
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snapshot(
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creatorId = 1L,
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aggregationStartAtUtc = previousStartAt,
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aggregationEndAtUtc = previousEndAt
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)
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)
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val snapshots = adapter.findSnapshotsByAggregationPeriod(
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aggregationStartAtUtc = requestedStartAt,
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aggregationEndAtUtc = requestedEndAt
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)
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assertEquals(emptyList<CreatorRankingSnapshotRecord>(), snapshots)
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}
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@Test
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@DisplayName("20위 점수 경계 동점 후보는 저장소에서 누락 없이 저장하고 조회할 수 있다")
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fun shouldPersistAllCandidatesTiedAtTwentiethScoreBoundary() {
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val startAt = LocalDateTime.of(2026, 5, 31, 15, 0)
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val endAt = LocalDateTime.of(2026, 6, 7, 15, 0)
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val candidates = (1L..19L).map { creatorId ->
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snapshotRecord(
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creatorId = creatorId,
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finalScore = 1000.0 - creatorId,
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aggregationStartAtUtc = startAt,
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aggregationEndAtUtc = endAt
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)
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} + listOf(
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snapshotRecord(creatorId = 20L, finalScore = 500.0, aggregationStartAtUtc = startAt, aggregationEndAtUtc = endAt),
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snapshotRecord(creatorId = 21L, finalScore = 500.0, aggregationStartAtUtc = startAt, aggregationEndAtUtc = endAt),
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snapshotRecord(creatorId = 22L, finalScore = 500.0, aggregationStartAtUtc = startAt, aggregationEndAtUtc = endAt)
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)
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adapter.replaceSnapshots(startAt, endAt, candidates)
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val latestSnapshots = adapter.findLatestSnapshots()
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assertEquals(22, latestSnapshots.size)
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assertEquals(setOf(20L, 21L, 22L), latestSnapshots.takeLast(3).map { it.creatorId }.toSet())
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}
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private fun snapshot(
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creatorId: Long,
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finalScore: Double = 100.0,
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aggregationStartAtUtc: LocalDateTime,
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aggregationEndAtUtc: LocalDateTime
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): CreatorRankingSnapshot {
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return CreatorRankingSnapshot(
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aggregationStartAtUtc = aggregationStartAtUtc,
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aggregationEndAtUtc = aggregationEndAtUtc,
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creatorId = creatorId,
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nickname = "creator-$creatorId",
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profileImageUrl = "profile-$creatorId.png",
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finalScore = finalScore,
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contentLiveScore = 10.0,
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engagementScore = 20.0,
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supportScore = 30.0,
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fanLoyaltyScore = 40.0,
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liveCanAmount = 100,
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contentPurchaseCanAmount = 200,
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contentLikeCount = 3,
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contentCommentCount = 4,
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channelDonationCanAmount = 500,
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channelDonationCount = 6,
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fanTalkCount = 7,
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finalFollowerCount = 8,
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followIncrease = -1
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)
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}
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private fun snapshotRecord(
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creatorId: Long,
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finalScore: Double = 100.0,
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aggregationStartAtUtc: LocalDateTime,
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aggregationEndAtUtc: LocalDateTime
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): CreatorRankingSnapshotRecord {
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return CreatorRankingSnapshotRecord(
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aggregationStartAtUtc = aggregationStartAtUtc,
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aggregationEndAtUtc = aggregationEndAtUtc,
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creatorId = creatorId,
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nickname = "creator-$creatorId",
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profileImageUrl = "profile-$creatorId.png",
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finalScore = finalScore,
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contentLiveScore = 10.0,
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engagementScore = 20.0,
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supportScore = 30.0,
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fanLoyaltyScore = 40.0,
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liveCanAmount = 100,
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contentPurchaseCanAmount = 200,
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contentLikeCount = 3,
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contentCommentCount = 4,
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channelDonationCanAmount = 500,
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channelDonationCount = 6,
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fanTalkCount = 7,
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finalFollowerCount = 8,
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followIncrease = -1
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)
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}
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}
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