public IEnumerable <DocumentLiteModel> GetDocumentsByTag(string tagName, int page, int countPerPage) { return(_documentManager.GetDocumentsByTagName(tagName, page, countPerPage) .Select(d => new DocumentLiteModel(d, string.Format($"{d.File.FileName}{d.File.FileExtension.ExtensionName}"), d.OwnerUser, d.ResponsibleUser, d.DocumentTags.Select(dt => dt.Tag))) .ToList());; }