메시지 API

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

@@ -5,6 +5,7 @@ import kr.co.vividnext.sodalive.common.SodaException
 import kr.co.vividnext.sodalive.live.room.cancel.CancelLiveRequest
 import kr.co.vividnext.sodalive.live.room.donation.DeleteLiveRoomDonationMessage
 import kr.co.vividnext.sodalive.live.room.donation.LiveRoomDonationRequest
+import kr.co.vividnext.sodalive.live.room.visit.LiveRoomVisitService
 import kr.co.vividnext.sodalive.member.Member
 import org.springframework.data.domain.Pageable
 import org.springframework.security.core.annotation.AuthenticationPrincipal
@@ -22,7 +23,10 @@ import org.springframework.web.multipart.MultipartFile
 
 @RestController
 @RequestMapping("/live/room")
-class LiveRoomController(private val service: LiveRoomService) {
+class LiveRoomController(
+    private val service: LiveRoomService,
+    private val visitService: LiveRoomVisitService
+) {
 
     @GetMapping
     fun getRoomList(
@@ -229,4 +233,13 @@ class LiveRoomController(private val service: LiveRoomService) {
         if (member == null) throw SodaException("로그인 정보를 확인해주세요.")
         ApiResponse.ok(service.quitRoom(roomId, member))
     }
+
+    @GetMapping("/recent_visit_room/users")
+    fun recentVisitRoomUsers(
+        @AuthenticationPrincipal(expression = "#this == 'anonymousUser' ? null : member") member: Member?
+    ) = run {
+        if (member == null) throw SodaException("로그인 정보를 확인해주세요.")
+
+        ApiResponse.ok(visitService.getRecentVisitRoomUsers(member.id!!))
+    }
 }

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

@@ -3,6 +3,8 @@ package kr.co.vividnext.sodalive.live.room.visit
 import com.querydsl.jpa.impl.JPAQueryFactory
 import kr.co.vividnext.sodalive.live.room.QLiveRoom.liveRoom
 import kr.co.vividnext.sodalive.live.room.visit.QLiveRoomVisit.liveRoomVisit
+import kr.co.vividnext.sodalive.member.Member
+import kr.co.vividnext.sodalive.member.MemberRole
 import kr.co.vividnext.sodalive.member.QMember.member
 import org.springframework.data.jpa.repository.JpaRepository
 import org.springframework.stereotype.Repository
@@ -13,6 +15,7 @@ interface LiveRoomVisitRepository : JpaRepository<LiveRoomVisit, Long>, LiveRoom
 interface LiveRoomVisitQueryRepository {
     fun findByRoomIdAndMemberId(roomId: Long, memberId: Long): LiveRoomVisit?
     fun findFirstByMemberIdOrderByUpdatedAtDesc(memberId: Long): LiveRoomVisit?
+    fun getRecentVisitRoomUsers(roomId: Long, memberId: Long): List<Member>
 }
 
 @Repository
@@ -38,4 +41,17 @@ class LiveRoomVisitQueryRepositoryImpl(private val queryFactory: JPAQueryFactory
             .orderBy(liveRoomVisit.updatedAt.desc())
             .fetchFirst()
     }
+
+    override fun getRecentVisitRoomUsers(roomId: Long, memberId: Long): List<Member> {
+        return queryFactory
+            .selectFrom(member)
+            .where(
+                liveRoomVisit.room.id.eq(roomId)
+                    .and(liveRoomVisit.member.isActive.isTrue)
+                    .and(liveRoomVisit.member.id.ne(memberId))
+                    .and(liveRoomVisit.member.role.ne(MemberRole.ADMIN))
+                    .and(liveRoomVisit.member.role.ne(MemberRole.AGENT))
+            )
+            .fetch()
+    }
 }

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

@@ -1,14 +1,21 @@
 package kr.co.vividnext.sodalive.live.room.visit
 
 import kr.co.vividnext.sodalive.live.room.LiveRoom
+import kr.co.vividnext.sodalive.live.room.detail.GetRoomDetailUser
 import kr.co.vividnext.sodalive.member.Member
+import org.springframework.beans.factory.annotation.Value
 import org.springframework.stereotype.Service
 import org.springframework.transaction.annotation.Transactional
 import java.time.LocalDateTime
 
 @Service
 @Transactional(readOnly = true)
-class LiveRoomVisitService(private val repository: LiveRoomVisitRepository) {
+class LiveRoomVisitService(
+    private val repository: LiveRoomVisitRepository,
+
+    @Value("\${cloud.aws.cloud-front.host}")
+    private val cloudFrontHost: String
+) {
     @Transactional
     fun roomVisit(room: LiveRoom, member: Member) {
         var roomVisit = repository.findByRoomIdAndMemberId(room.id!!, member.id!!)
@@ -22,4 +29,14 @@ class LiveRoomVisitService(private val repository: LiveRoomVisitRepository) {
 
         repository.save(roomVisit)
     }
+
+    fun getRecentVisitRoomUsers(memberId: Long): List<GetRoomDetailUser> {
+        val roomVisit = repository.findFirstByMemberIdOrderByUpdatedAtDesc(memberId)
+            ?: return emptyList()
+
+        return repository.getRecentVisitRoomUsers(roomVisit.room!!.id!!, memberId)
+            .asSequence()
+            .map { GetRoomDetailUser(it, cloudFrontHost) }
+            .toList()
+    }
 }