From 3e60cbf968b341e2975ef1e90bee0963e2c383ec Mon Sep 17 00:00:00 2001
From: tokumeikoi <tokumeikoi@protonmail.com>
Date: Thu, 29 Apr 2021 01:22:40 +0900
Subject: [PATCH] add: stripe wepay

---
 app/Payments/StripeWepay.php | 113 +++++++++++++++++++++++++++++++++++
 1 file changed, 113 insertions(+)
 create mode 100644 app/Payments/StripeWepay.php

diff --git a/app/Payments/StripeWepay.php b/app/Payments/StripeWepay.php
new file mode 100644
index 00000000..cf019a60
--- /dev/null
+++ b/app/Payments/StripeWepay.php
@@ -0,0 +1,113 @@
+<?php
+
+/**
+ * 自己写别抄，抄NMB抄
+ */
+namespace App\Payments;
+
+use Stripe\Source;
+use Stripe\Stripe;
+
+class StripeWepay {
+    public function __construct($config)
+    {
+        $this->config = $config;
+    }
+
+    public function form()
+    {
+        return [
+            'currency' => [
+                'label' => '货币单位',
+                'description' => '',
+                'type' => 'input',
+            ],
+            'stripe_sk_live' => [
+                'label' => 'SK_LIVE',
+                'description' => '',
+                'type' => 'input',
+            ],
+            'stripe_webhook_key' => [
+                'label' => 'WebHook密钥签名',
+                'description' => '',
+                'type' => 'input',
+            ]
+        ];
+    }
+
+    public function pay($order)
+    {
+        $currency = $this->config['currency'];
+        $exchange = $this->exchange('CNY', strtoupper($currency));
+        if (!$exchange) {
+            abort(500, __('user.order.stripeAlipay.currency_convert_timeout'));
+        }
+        Stripe::setApiKey($this->config['stripe_sk_live']);
+        $source = Source::create([
+            'amount' => floor($order['total_amount'] * $exchange),
+            'currency' => $currency,
+            'type' => 'wechat',
+            'statement_descriptor' => $order['trade_no'],
+            'metadata' => [
+                'user_id' => $order['user_id'],
+                'out_trade_no' => $order['trade_no'],
+                'identifier' => ''
+            ],
+            'redirect' => [
+                'return_url' => $order['return_url']
+            ]
+        ]);
+        if (!$source['wechat']['qr_code_url']) {
+            abort(500, __('user.order.stripeWepay.gateway_request_failed'));
+        }
+        return [
+            'type' => 1,
+            'data' => $source['wechat']['qr_code_url']
+        ];
+    }
+
+    public function notify($params)
+    {
+        \Stripe\Stripe::setApiKey($this->config['stripe_sk_live']);
+        try {
+            $event = \Stripe\Webhook::constructEvent(
+                file_get_contents('php://input'),
+                $_SERVER['HTTP_STRIPE_SIGNATURE'],
+                $this->config['stripe_webhook_key']
+            );
+        } catch (\Stripe\Error\SignatureVerification $e) {
+            abort(400);
+        }
+        switch ($event->type) {
+            case 'source.chargeable':
+                $object = $event->data->object;
+                \Stripe\Charge::create([
+                    'amount' => $object->amount,
+                    'currency' => $object->currency,
+                    'source' => $object->id,
+                    'metadata' => json_decode($object->metadata, true)
+                ]);
+                break;
+            case 'charge.succeeded':
+                $object = $event->data->object;
+                if ($object->status === 'succeeded') {
+                    $metaData = isset($object->metadata->out_trade_no) ? $object->metadata : $object->source->metadata;
+                    $tradeNo = $metaData->out_trade_no;
+                    return [
+                        'trade_no' => $tradeNo,
+                        'callback_no' => $object->balance_transaction
+                    ];
+                }
+                break;
+            default:
+                abort(500, 'event is not support');
+        }
+    }
+
+    private function exchange($from, $to)
+    {
+        $result = file_get_contents('https://api.exchangerate.host/latest?symbols=' . $to . '&base=' . $from);
+        $result = json_decode($result, true);
+        return $result['rates'][$to];
+    }
+}