init

- 框架初始化
 - 安装插件
 - 修复PHP8.4报错

addons/epay/library/v2/Yansongda/Pay/Gateways/Wechat/AppGateway.php

@@ -0,0 +1,62 @@
+<?php
+
+namespace Yansongda\Pay\Gateways\Wechat;
+
+use Exception;
+use Symfony\Component\HttpFoundation\JsonResponse;
+use Symfony\Component\HttpFoundation\Response;
+use Yansongda\Pay\Events;
+use Yansongda\Pay\Exceptions\GatewayException;
+use Yansongda\Pay\Exceptions\InvalidArgumentException;
+use Yansongda\Pay\Exceptions\InvalidSignException;
+use Yansongda\Pay\Gateways\Wechat;
+use Yansongda\Supports\Str;
+
+class AppGateway extends Gateway
+{
+    /**
+     * Pay an order.
+     *
+     * @author yansongda <me@yansongda.cn>
+     *
+     * @param string $endpoint
+     *
+     * @throws GatewayException
+     * @throws InvalidArgumentException
+     * @throws InvalidSignException
+     * @throws Exception
+     */
+    public function pay($endpoint, ?array $payload): Response
+    {
+        $payload['appid'] = Support::getInstance()->appid;
+        $payload['trade_type'] = $this->getTradeType();
+
+        if (Wechat::MODE_SERVICE === $this->mode) {
+            $payload['sub_appid'] = Support::getInstance()->sub_appid;
+        }
+
+        $pay_request = [
+            'appid' => Wechat::MODE_SERVICE === $this->mode ? $payload['sub_appid'] : $payload['appid'],
+            'partnerid' => Wechat::MODE_SERVICE === $this->mode ? $payload['sub_mch_id'] : $payload['mch_id'],
+            'prepayid' => $this->preOrder($payload)->get('prepay_id'),
+            'timestamp' => strval(time()),
+            'noncestr' => Str::random(),
+            'package' => 'Sign=WXPay',
+        ];
+        $pay_request['sign'] = Support::generateSign($pay_request);
+
+        Events::dispatch(new Events\PayStarted('Wechat', 'App', $endpoint, $pay_request));
+
+        return new JsonResponse($pay_request);
+    }
+
+    /**
+     * Get trade type config.
+     *
+     * @author yansongda <me@yansongda.cn>
+     */
+    protected function getTradeType(): string
+    {
+        return 'APP';
+    }
+}