public DeleteCommentViewModel Execute(DeleteCommentInputModel inputModel)
{
var comment = _database.Query <Comment>()
.FirstOrDefault(x => x.Id == inputModel.Id);
if (comment != null)
{
_database.Decrement <Article>(comment.ArticleUri, x => x.CommentsCount);
_database.Delete(comment);
}
return(new DeleteCommentViewModel());
}