public Author Add(AuthorToAddOrUpdate authorToAddOrUpdate)
{
var author = new Author(
authors.GetNextId(),
authorToAddOrUpdate.Name,
authorToAddOrUpdate.Email);
authors.Add(author.Id, author);
return(author);
}
public Author Update(int id, AuthorToAddOrUpdate authorToAddOrUpdate)
{
if (!authors.ContainsKey(id))
{
return(null);
}
var updatedAuthor = new Author(
id,
authorToAddOrUpdate.Name,
authorToAddOrUpdate.Email);
authors[id] = updatedAuthor;
return(updatedAuthor);
}
