增加只签约插件

src/Plugin/Wechat/Papay/OnlyContractPlugin.php

@@ -0,0 +1,63 @@
+<?php
+
+namespace Yansongda\Pay\Plugin\Wechat\Papay;
+
+use Closure;
+
+use function Yansongda\Pay\get_wechat_config;
+
+use Yansongda\Pay\Parser\NoHttpRequestParser;
+use Yansongda\Pay\Plugin\Wechat\RadarSignPlugin;
+use Yansongda\Pay\Rocket;
+
+/**
+ * 返回只签约（委托代扣）参数.
+ */
+class OnlyContractPlugin extends RadarSignPlugin
+{
+    public function assembly(Rocket $rocket, Closure $next): Rocket
+    {
+        $config = get_wechat_config($rocket->getParams());
+
+        $wechatId = $this->getWechatId($config, $rocket);
+
+        if (!$rocket->getPayload()->has('notify_url')) {
+            $wechatId['notify_url'] = $config['notify_url'] ?? null;
+        }
+
+        $rocket->mergePayload($wechatId);
+
+        $rocket->mergePayload([
+            'sign' => $this->v2GetSign($config['mch_secret_key_v2'] ?? '', $rocket->getPayload()->all()),
+        ]);
+
+        $rocket->setDestination($rocket->getPayload());
+
+        $rocket->setDirection(NoHttpRequestParser::class);
+
+        return $next($rocket);
+    }
+
+    protected function getWechatId(array $config, Rocket $rocket): array
+    {
+        $configKey = $this->getConfigKey($rocket->getParams());
+
+        $result = [
+            'appid' => $config[$configKey] ?? '',
+            'mch_id' => $config['mch_id'] ?? '',
+        ];
+
+        return $result;
+    }
+
+    protected function getConfigKey(array $params): string
+    {
+        $key = ($params['_type'] ?? 'mp').'_app_id';
+
+        if ('app_app_id' === $key) {
+            $key = 'app_id';
+        }
+
+        return $key;
+    }
+}