/**
* Provides the initial Privilege(s) and admin
* should be granted.
*
* @param Agency\Cms\Authority\Contracts\AuthorableInterface $admin
* @param array $Agency
* @param array $artists
* @return void
*/
public function initial(AuthorableInterface $admin, $Agency = [], $artists = [])
{
// $Agency and $artists must be in the form of ['resource alias' => 'role alias']
$Agency_sections = $this->Agency_sections->initial(array_keys($Agency));
$this->performAuthorization($admin, $Agency, $Agency_sections);
// $artist_sections = $this->artists_sections->initial(array_keys($artists));
// $this->performAuthorization($admin, $artists, $artist_sections);
return true;
}