/**
* Update the local Gateway data in storage.
*
* @param \Gateway\Customer $customer
* @param string|null $plan
* @return void
*/
public function updateLocalGatewayData($customer, $plan = null)
{
$this->billable->setGatewayId($customer->id)->setGatewayPlan($plan ?: $this->plan)->setLastFourCardDigits($this->getLastFourCardDigits($customer))->setGatewayIsActive(true)->setSubscriptionEndDate(null)->saveBillableInstance();
}
