Nitro_Render_V3/packages/utils/src/RoomId.ts

export class RoomId
{
    private static PREVIEW_ROOM_ID_BASE: number = 0x7FFF0000;

    public static makeRoomPreviewerId(roomId: number): number
    {
        return (roomId & 0xFFFF) + RoomId.PREVIEW_ROOM_ID_BASE;
    }

    public static isRoomPreviewerId(roomId: number): boolean
    {
        return (roomId >= RoomId.PREVIEW_ROOM_ID_BASE);
    }
}