public void CreateComment(CommentTransport model)
        {
            model.CreatedAt = DateTime.UtcNow.ToString("d");
            var comment = Mapper.Map <CommentTransport, Comment>(model);

            database.Comments.Create(comment);
            database.Save();
        }
        public void UpdateComment(CommentTransport model)
        {
            var comment = database.Comments.Get(model.Id);

            comment.Content = model.Content;

            database.Comments.Update(comment);
            database.Save();
        }