/**
* Creates account contact relation.
*
* @param AccountInterface $account
* @param ContactInterface $contact
* @param bool $isMain
*
* @return AccountContact
*/
protected function createAccountContact(AccountInterface $account, ContactInterface $contact, $isMain = true)
{
$accountContact = new AccountContact();
$accountContact->setAccount($account);
$accountContact->setContact($contact);
$accountContact->setMain($isMain);
$this->contact->addAccountContact($accountContact);
$this->em->persist($accountContact);
return $accountContact;
}