public IEnumerable <LanguagePreview> GetLanguagePreview()
        {
            var preview = _command.Languages.Select(x => new LanguagePreview
            {
                Name     = x.Name,
                Flag     = GetFlag(x),
                Percents = _command.GetStatistics(x),
                Total    = _command.TotalCount[x],
                Existing = _command.ExistingCount[x]
            });

            return(preview);
        }