PaypalPayment.php
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<?php
/**
* Created by PhpStorm.
* User: lishuai
* Date: 2022/2/15
* Time: 4:23 PM
*/
namespace App\Payment;
use App\Models\Order;
use GuzzleHttp\Client;
use Illuminate\Support\Facades\Redis;
class PaypalPayment implements PaymentInterface
{
const IS_SANDBOX = true;
public $authUrl = 'https://api-m.sandbox.paypal.com/v1/oauth2/token';
public $paySandboxUrl = 'https://api-m.sandbox.paypal.com';
public $payUrl = 'https://api-m.paypal.com';
public $clientId = 'AdDRE91WSp5q1fYLODpJduc2mRjA_v6E205SvkfVSOgvr98xLeyDCHY4OPAaSFMK1SHYOfJ4TksHSX1-';
public $secret = 'EDoy_PVrFyobWt9DzAMRMikJwWCXenkWSx9CGFz0MxHt3a8fs6v-LnORMilIbftb2GwBKxOoTVZNBHNR';
/** 访问令牌*/
public $accessToken;
public function __construct()
{
// 初始化时做一些准备工作
$redis = Redis::connection();
$access_token = $redis->get('paypal:access_token');
if ($access_token){
$this->accessToken = $access_token;
}else{
$client = new Client([
'headers'=>[
'Content-Type' => 'application/x-www-form-urlencoded',
'Accept'=>'application/json',
]
]);
$response = $client->post($this->authUrl,[
'form_params'=>['grant_type' => 'client_credentials'],
'auth' => [$this->clientId, $this->secret],
]);
$body = $response->getBody();
$content = json_decode($body->getContents(),true);
$this->accessToken = $content['access_token'];
$redis->setex('paypal:access_token',$content['expires_in'],$content['access_token']);
}
}
public function prepare(Order $order)
{
// 在PayPal上创建一个订单，它会返回一个订单对象，它有一个订单id
return $this->accessToken;
}
}