DeleteCard.php

<?php

namespace App\Jobs\PaymentMethod;

use App\Jobs\Job;
use App\PaymentMethod;
use App\User;

use Braintree_Gateway;

class DeleteCard extends Job
{
    protected $deletePaymentMethod;
    protected $user;

    private $gateway;

    /**
     * Create a new job instance.
     *
     * @return void
     */
    public function __construct( PaymentMethod $deletePaymentMethod, User $user = null)
    {

        $this->deletePaymentMethod = $deletePaymentMethod;
        $this->user = $user;

        $this->gateway = new Braintree_Gateway([
            'environment' => config('braintree.environment', 'sandbox'),
            'merchantId' => config('braintree.merchant_id'),
            'publicKey' => config('braintree.public_key'),
            'privateKey' => config('braintree.private_key')
        ]);

    }

    /**
     * Execute the job.
     *
     * @return void
     */
    public function handle()
    {

        $deleteToken = $this->deletePaymentMethod->token;

        // execute delete request to BT first.
        $result = $this->gateway->paymentMethod()->delete($deleteToken);

        if ( $result->success ) {
            // check if the card is a default one and a user is set during instanciate.
            $default = $this->deletePaymentMethod->default;
            if ( $default && $this->user ) {
                // see if user owns any cards left. Select based on latest.
                $paymentMethodNew = $this->user->paymentMethods()->latest()->first();

                // if there is any cards own by the user.
                if ( $paymentMethodNew ) {
                    // send api request
                    $result = $this->gateway->customer()->update($this->user->braintree_id, [
                        'defaultPaymentMethodToken' => $paymentMethodNew->token
                    ]);

                    // update local db
                    $paymentMethodNew->update([
                        'default' => true
                    ]);
                }
            }
        } else {
            // send alert to developer.
            abort(500, 'We encountered abnormal behaviours while communicating with our Payment Gateway provider.');
        }
    }
}