www.lightcourse.com/app/home/controller/Ready.php

<?php
// This example sets up an endpoint using the Slim framework.
// Watch this video to get started: https://youtu.be/sGcNPFX1Ph4.

namespace app\home\controller;
use think\facade\View;
use think\facade\Lang;
use think\facade\Db;

use Slim\Http\Request;
use Slim\Http\Response;
use Stripe\Stripe;

require_once root_path() . 'vendor/autoload.php';

class Ready extends BaseMall {
    
      private static $key;
    
      public function initialize() {
        parent::initialize(); // TODO: Change the autogenerated stub
        self::$key = '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';
      
    }
    
    
   /**
     * Stripe支付
     * @access private
     * @author super
     * @date 2020-11-04
     * @param array $product 商品信息
     * @param int|float $amount 支付金额
     * @param array $pay_type 支付类型
     * @param string $currency 货币类型 小写
     * @return array
     */
    private static function stripePay($product, $amount, $pay_type = ['card'], $currency = 'aud')
    {
       
        require_once root_path() . 'vendor/autoload.php';
        require_once root_path() . 'vendor/stripe/stripe-php/init.php';
        
        \Stripe\Stripe::setApiKey(self::$key);

        header('Content-Type: application/json');

        $YOUR_DOMAIN = 'https://lianke.keyutest.com/payment/';

        $checkout_session = \Stripe\Checkout\Session::create([
            'payment_method_types' => $pay_type,
            'line_items' => [[
                'price_data' => [
                    'currency' => $currency,
                    'unit_amount' => $amount,
                    'product_data' => $product
                ],
                'quantity' => 1,
            ]],
            'mode' => 'payment',
            'success_url' => $YOUR_DOMAIN . '/succ', // 支付成功后跳转url
            'cancel_url' => $YOUR_DOMAIN . '/cancel', // 支付失败后跳转url
        ]);
        
        var_dump($checkout_session);die;
        return ['id' => $checkout_session->id, 'payment_intent' => $checkout_session->payment_intent]; // payment_intent是识别支付与通知关系的唯一凭证
    }
    
    public function pay()
    {
        
        $product = [
            'name' => 'Order Number：' . '123123123' ,
            'images' => [
                'https://rongsp.com/Super/favicon.ico'
            ]
        ];
        $amount =  100;

        $result = self::stripePay($product, $amount);
        if (!isset($result['id']) || !isset($result['payment_intent'])) {
            returnData(500, 'ERROR! BUSY NETWORK!');
        }


		// 将凭证保存，便于在回调时查询订单
       // $update = Db::name('orders')->where('order_id', $order_info['order_id'])->update(['payment_intent' => $result['payment_intent']]);
       /* if (!$update) {
            returnData(500, 'ERROR! BUSY NETWORK!');
        }*/

       // returnData(200, 'SUCCESS!', ['id' => $result['id']]);
    }

    // 支付成功通知
    public function successNotify()
    {
        // Set your secret key. Remember to switch to your live secret key in production!
        // See your keys here: https://dashboard.stripe.com/account/apikeys
        \Stripe\Stripe::setApiKey(self::$key);

        $payload = @file_get_contents('php://input');
        $event = null;
        
        try {
            $event = \Stripe\Event::constructFrom(
                json_decode($payload, true)
            );
        } catch(\UnexpectedValueException $e) {
            // Invalid payload
            http_response_code(400);
            exit();
        }

        // Handle the event
        switch ($event->type) {
            case 'charge.succeeded':
                
                $succeeded = $event->data->object;
                
                if ($succeeded->status == 'succeeded'){

                    $payment_intent = $succeeded->payment_intent;

                    // 查询订单详情
                    $order_info = Db::name('orders')->where('payment_intent', $payment_intent)->find();
                    if (!$order_info) {
                        http_response_code(200);exit;
                    }

                    if ($order_info['status'] != 0) {
                        return;
                    }

                    // 订单标记为处理中
                    Db::name('orders')->where('order_id', $order_info['order_id'])->update(['pay_time' => time(), 'status' => 3]);

                    // 订单处理
                    // ...

                    // 标记为处理完成
                    Db::name('orders')->where('order_id', $order_info['order_id'])->update(['status' => 1]);
                }
                break;
            default:
                echo 'Received unknown event type ' . $event->type;
        }
        http_response_code(200);
    }

    
}