fix(recommend-live): 차단 관계를 추천 조회에 반영하고 캐시를 무효화한다

src/main/kotlin/kr/co/vividnext/sodalive/member/MemberService.kt

@@ -54,6 +54,7 @@ import kr.co.vividnext.sodalive.point.MemberPointRepository
 import kr.co.vividnext.sodalive.utils.generateFileName
 import kr.co.vividnext.sodalive.utils.generatePassword
 import org.springframework.beans.factory.annotation.Value
+import org.springframework.cache.CacheManager
 import org.springframework.data.repository.findByIdOrNull
 import org.springframework.security.authentication.UsernamePasswordAuthenticationToken
 import org.springframework.security.config.annotation.authentication.builders.AuthenticationManagerBuilder
@@ -107,6 +108,7 @@ class MemberService(
     private val countryContext: CountryContext,
 
     private val objectMapper: ObjectMapper,
+    private val cacheManager: CacheManager,
 
     @Value("\${cloud.aws.s3.bucket}")
     private val s3Bucket: String,
@@ -117,6 +119,8 @@ class MemberService(
 
     private val tokenLocks: MutableMap<Long, ReentrantReadWriteLock> = mutableMapOf()
 
+    private val recommendLiveCacheKeyPrefix = "getRecommendLive:"
+
     @Transactional
     fun signUpV2(request: SignUpRequestV2): SignUpResponse {
         val stipulationTermsOfService = stipulationRepository.findByIdOrNull(StipulationIds.TERMS_OF_SERVICE_ID)
@@ -558,6 +562,9 @@ class MemberService(
                 blockMember.isActive = true
             }
         }
+
+        evictRecommendLiveCache(memberId)
+        blockTargetMemberIds.forEach { evictRecommendLiveCache(it) }
     }
 
     @Transactional
@@ -570,6 +577,9 @@ class MemberService(
         if (blockMember != null) {
             blockMember.isActive = false
         }
+
+        evictRecommendLiveCache(memberId)
+        evictRecommendLiveCache(request.blockMemberId)
     }
 
     fun isBlocked(blockedMemberId: Long, memberId: Long) = blockMemberRepository.isBlocked(blockedMemberId, memberId)
@@ -829,6 +839,10 @@ class MemberService(
         return tokenLocks.computeIfAbsent(memberId) { ReentrantReadWriteLock() }
     }
 
+    private fun evictRecommendLiveCache(memberId: Long) {
+        cacheManager.getCache("cache_ttl_3_hours")?.evict(recommendLiveCacheKeyPrefix + memberId)
+    }
+
     @Transactional
     fun updateMarketingInfo(memberId: Long, adid: String, pid: String): String? {
         val member = repository.findByIdOrNull(id = memberId)