private void AddIfNotExists(User user)
{
if (!repository.Exists(user.Name))
{
repository.Add(user);
}
}
public UserValidationResult Validate(User user)
{
if (String.IsNullOrWhiteSpace(user.Name))
{
return new InvalidUser { Message = NameIsRequired };
}
return new ValidUser();
}
public void Register(User user)
{
var validationResult = validator.Validate(user);
ThrowIfUserIsInvalid(validationResult);
AddIfNotExists(user);
}
