/**
* Generates a booking acknowledgement via mail.
*
* @return array $recipient_ids List of recipients.
*/
private function sendBookingNotification()
{
$room_name = $this->ilRoomsharingDatabase->getRoomName($this->room_id);
$mailer = new ilRoomSharingMailer($this->lng);
$mailer->setRoomname($room_name);
$mailer->setDateStart($this->date_from);
$mailer->setDateEnd($this->date_to);
$mailer->sendBookingMail($this->user->getId(), $this->participants);
}
