small rename

src/main/kotlin/com/android/trisolarisserver/repo/RoomStayRepo.kt

@@ -0,0 +1,17 @@
+package com.android.trisolarisserver.repo
+
+import com.android.trisolarisserver.models.room.RoomStay
+import org.springframework.data.jpa.repository.JpaRepository
+import org.springframework.data.jpa.repository.Query
+import org.springframework.data.repository.query.Param
+import java.util.UUID
+
+interface RoomStayRepo : JpaRepository<RoomStay, UUID> {
+    @Query("""
+        select rs.room.id
+        from RoomStay rs
+        where rs.property.id = :propertyId
+          and rs.toAt is null
+    """)
+    fun findOccupiedRoomIds(@Param("propertyId") propertyId: UUID): List<UUID>
+}