/**
* Buy a product
*
* @param User $user
* @param IPayment $paymentService
* @param array $paymentDetails
*
* @throws Exception
*/
public function buy(User $user, IPayment $paymentService, $paymentDetails)
{
if (!$this->_isSalable()) {
throw new Exception('Not for sale');
}
if ($this->_isPremium() && !$user->isSubscribed()) {
throw new Exception('Need to continue subscription to buy this product');
}
//...
if ($paymentService->processPayment($orderData)) {
$paymentService->savePayment();
$order = new Order($orderData, $paymentService->getData());
$order->save();
return $order;
}
throw new Exception('An error occurred while processing the payment');
}
/**
* Pay for subscription and save it to DB
*
* @param User $user
* @param int $units
* @param IPayment $paymentService
* @param array $paymentDetails
*
* @return bool
* @throws Exception
*/
public static function buy(User $user, $units, IPayment $paymentService, $paymentDetails)
{
$userData = $user->getData();
if ($user->getUserGroup() == User::ADMIN_USER_GROUP) {
throw new Exception('Administrators can\'t buy subscription');
}
if ($user->isSubscribed()) {
$units += ($userData['subscribed_to'] - strtotime(date('Y-m-d', time()) . ' 00:00:00')) / 86400;
}
//...
if ($paymentService->processPayment($paymentData)) {
$userData['subscribed_to'] = strtotime(date('Y-m-d', strtotime("+{$units} days")) . ' 00:00:00');
$paymentService->savePayment();
return true;
}
throw new Exception('An error occurred while processing the payment');
//...
}