마이페이지 - 라이브 예약 수, 구매내역 추가

src/main/kotlin/kr/co/vividnext/sodalive/live/reservation/LiveReservationRepository.kt

@@ -25,6 +25,8 @@ interface LiveReservationQueryRepository {
         reservationId: Long,
         memberId: Long
     ): LiveReservation?
+
+    fun getReservationCount(memberId: Long): Int
 }
 
 @Repository
@@ -97,4 +99,16 @@ class LiveReservationQueryRepositoryImpl(private val queryFactory: JPAQueryFacto
             )
             .fetchFirst()
     }
+
+    override fun getReservationCount(memberId: Long): Int {
+        return queryFactory
+            .selectFrom(liveReservation)
+            .where(
+                liveReservation.member.id.eq(memberId)
+                    .and(liveReservation.isActive.isTrue)
+                    .and(liveReservation.room.isActive.isTrue)
+            )
+            .fetch()
+            .size
+    }
 }