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<?php namespace Common\Billing\Gateways\Paypal;
use App\User;
use Arr;
use Carbon\Carbon;
use Common\Billing\BillingPlan;
use Common\Billing\GatewayException;
use Common\Billing\Gateways\Contracts\GatewaySubscriptionsInterface;
use Common\Billing\Subscription;
use Omnipay\PayPal\RestGateway;
class PaypalSubscriptions implements GatewaySubscriptionsInterface
{
/**
* @var RestGateway
*/
private $gateway;
/**
* @var PaypalPlans
*/
private $paypalPlans;
/**
* PaypalPlans constructor.
* @param RestGateway $gateway
* @param PaypalPlans $paypalPlans
*/
public function __construct(RestGateway $gateway, PaypalPlans $paypalPlans)
{
$this->gateway = $gateway;
$this->paypalPlans = $paypalPlans;
}
/**
* Fetch specified subscription's details from paypal.
*
* @param Subscription $subscription
* @return array
* @throws GatewayException
*/
public function find(Subscription $subscription)
{
$response = $this->gateway->createRequest(PaypalFetchBillingAgreementRequest::class, [
'transactionReference' => $subscription->gateway_id
])->send();
if ( ! $response->isSuccessful()) {
throw new GatewayException("Could not find paypal subscription: {$response->getMessage()}");
}
return [
'renews_at' => Carbon::parse($response->getData()['agreement_details']['next_billing_date']),
];
}
/**
* Create subscription agreement on paypal.
*
* @param BillingPlan $plan
* @param User $user
* @param string|null $startDate
* @return array
* @throws GatewayException
*/
public function create(BillingPlan $plan, User $user, $startDate = null)
{
$response = $this->gateway->createSubscription([
'name' => config('app.name')." subscription: {$plan->name}.",
'description' => "{$plan->name} subscription on ".config('app.name'),
'planId' => $this->paypalPlans->getPlanId($plan),
'startDate' => $startDate ? Carbon::parse($startDate) : Carbon::now('utc')->addMinute(),
'payerDetails' => ['payment_method' => 'paypal'],
])->send();
if ( ! $response->isSuccessful() || ! $response->isRedirect()) {
$message = $response->getMessage();
if (isset($response->getData()['details'][0]['issue'])) {
$message = $response->getData()['details'][0]['issue'];
}
throw new GatewayException("Could not create subscription agreement on paypal: $message");
}
if ($this->gateway->getTestMode()) {
$uri = 'https://www.sandbox.paypal.com';
} else {
$uri = 'https://www.paypal.com';
}
return [
'approve' => "$uri/checkoutnow?version=4&token={$response->getTransactionReference()}",
'execute' => $response->getCompleteUrl(),
];
}
/**
* Immediately cancel subscription agreement on paypal.
*
* @param Subscription $subscription
* @param bool $atPeriodEnd
* @return bool
* @throws GatewayException
*/
public function cancel(Subscription $subscription, $atPeriodEnd = false)
{
$response = $this->gateway->suspendSubscription([
'transactionReference' => $subscription->gateway_id,
'description' => 'Cancelled by user.'
])->send();
if ( ! $response->isSuccessful()) {
// don't throw error if subscription is already invalid on paypal
if (Arr::get($response->getData(), 'name') !== 'STATUS_INVALID') {
throw new GatewayException("Paypal sub cancel failed: {$response->getMessage()}");
}
}
return true;
}
/**
* Resume specified subscription on paypal.
*
* @param Subscription $subscription
* @param array $params
* @return bool
* @throws GatewayException
*/
public function resume(Subscription $subscription, $params)
{
$response = $this->gateway->reactivateSubscription([
'transactionReference' => $subscription->gateway_id,
'description' => 'Resumed by user.'
])->send();
if ( ! $response->isSuccessful()) {
throw new GatewayException("Paypal sub resume failed: {$response->getMessage()}");
}
return true;
}
/**
* Change billing plan of specified subscription.
*
* @param Subscription $subscription
* @param BillingPlan $newPlan
* @return array
*/
public function changePlan(Subscription $subscription, BillingPlan $newPlan)
{
//TODO: implement when paypal fully supports billing agreement plan change. In the meantime
// it's done on the front-end by cancelling user subscription and then creating a new one.
return [];
}
/**
* Execute paypal subscription agreement.
*
* @param string $agreementId
* @return string
* @throws GatewayException
*/
public function executeAgreement($agreementId)
{
$response = $this->gateway->completeSubscription([
'transactionReference' => $agreementId
])->send();
if ( ! $response->isSuccessful()) {
throw new GatewayException("Paypal sub agreement execute failed: {$response->getMessage()}");
}
return $response->getTransactionReference();
}
}