첫 충전 이벤트 - 본인인증한 전체 계정 중 첫 충전 시에만 첫충전 이벤트 적용

src/main/kotlin/kr/co/vividnext/sodalive/member/auth/AuthRepository.kt

@@ -1,7 +1,36 @@
 package kr.co.vividnext.sodalive.member.auth
 
+import com.querydsl.jpa.impl.JPAQueryFactory
+import kr.co.vividnext.sodalive.member.QMember.member
+import kr.co.vividnext.sodalive.member.auth.QAuth.auth
 import org.springframework.data.jpa.repository.JpaRepository
 import org.springframework.stereotype.Repository
+import java.time.LocalDateTime
 
 @Repository
-interface AuthRepository : JpaRepository<Auth, Long>
+interface AuthRepository : JpaRepository<Auth, Long>, AuthQueryRepository
+
+interface AuthQueryRepository {
+    fun getOldestCreatedAtByDi(di: String): LocalDateTime
+    fun getMemberIdsByDi(di: String): List<Long>
+}
+
+class AuthQueryRepositoryImpl(private val queryFactory: JPAQueryFactory) : AuthQueryRepository {
+    override fun getOldestCreatedAtByDi(di: String): LocalDateTime {
+        return queryFactory
+            .select(auth.createdAt)
+            .from(auth)
+            .where(auth.di.eq(di))
+            .orderBy(auth.createdAt.asc())
+            .fetchFirst()
+    }
+
+    override fun getMemberIdsByDi(di: String): List<Long> {
+        return queryFactory
+            .select(member.id)
+            .from(member)
+            .leftJoin(member.auth, auth)
+            .where(auth.di.eq(di))
+            .fetch()
+    }
+}