public Comment Create(User user, News publication, String content)
{
if (String.IsNullOrEmpty(content) || user == null)
throw new ArgumentException(ERROR_CREATE_COMMENT);
Comment comment = new Comment()
{
Owner = user,
Content = content,
Publication = publication,
DatePublication = DateTime.Now,
CommentId = Guid.NewGuid()
};
_database.Comments.Add(comment);
return comment;
}
public void Delete(Comment comment)
{
if (comment == null)
throw new ArgumentException(ERROR_DELETE_COMMENT);
_database.Comments.Remove(comment);
}