private void SaveRatingHistory()
        {
            var ratingHistoryChunk = new RatingHistory[ChunkSize];
            var count          = 0;
            var userIdentities = _gameSessions.Identities;

            foreach (var game in _gameSessions.Games)
            {
                if (count < ChunkSize)
                {
                    var userRatingHistory = new RatingHistory
                    {
                        UserId           = userIdentities[game.Key],
                        ManualStepsCount = game.Value.ManualStepNumber,
                        RootCounter      = (int)game.Value.GameCash.RootCounter.Value,
                        Data             = DateTime.Now,
                        TotalEarned      = game.Value.GameCash.TotalEarned,
                    };
                    ratingHistoryChunk[count] = userRatingHistory;
                    count++;
                }
                else
                {
                    if (ratingHistoryChunk.FirstOrDefault() != null)
                    {
                        _localNodeRatingDataAccess.PersistUsersRatingHistory(ratingHistoryChunk);
                        ratingHistoryChunk = new RatingHistory[ChunkSize];
                        count = 0;
                    }
                }
            }
            if (count < ChunkSize)
            {
                if (ratingHistoryChunk.FirstOrDefault() != null)
                {
                    _localNodeRatingDataAccess.PersistUsersRatingHistory(ratingHistoryChunk);
                    ratingHistoryChunk = new RatingHistory[ChunkSize];
                    count = 0;
                }
            }


            //RatingHistory userRatingHistory;
            //foreach (var game in _gameSessions.Games)
            //{

            //    userRatingHistory = new RatingHistory
            //    {
            //        UserId = game.Key,
            //        ManualStepsCount = game.Value.ManualStepNumber,
            //        RootCounter = (Int32)game.Value.GameCash.RootCounter.Value,
            //        Data = DateTime.Now,
            //        TotalEarned = game.Value.GameCash.TotalEarned,
            //    };
            //    _localRatingDataAccess.PersistUsersRatingHistory(ratingHistoryChunk);
            //};
        }