define(App\Folder::class, function (Faker $faker, $params) { $mailbox_id = null; if (!empty($params['mailbox_id'])) { $mailbox_id = $params['mailbox_id']; } else { $mailbox = App\Mailbox::inRandomOrder()->first(); if ($mailbox) { $mailbox_id = $mailbox->id; } } return [ 'mailbox_id' => $mailbox_id, 'type' => Folder::TYPE_UNASSIGNED, ]; });