public object Send(ProjectNewsComment model)
        {
            try
            {
                User user = _investContext.CurrentUser;
                model.FromUserID = user.Id;
                model.CommentDate = DateTime.Now;

                _projectNewsCommentsRepository.Insert(model);
                _projectNewsCommentsRepository.SaveChanges();

                return new { CommentDate = model.CommentDate.ToString("dd.MM.yyyy HH:mm:ss") };
            }
            catch
            { return null; }
        }
 public void Update(ProjectNewsComment model)
 {
     if (model == null)
         throw new ArgumentNullException("newscomment");
     projectNewsCommentRepository.Update(model);
 }