public async Task GetRoomState()
{
RoomState roomState = RoomManager.GetRoom(ContextRoomId);
PlaylistItem item = roomState.Playlist.Count > 0 ? roomState.Playlist[0] : null;
if (item != null)
{
item.CalculateStartTimeCorrection();
}
await Clients.Caller.RoomStateReceived(roomState != null, roomState);
}