add clear

wx/Recharge.php

@@ -69,6 +69,29 @@ class Recharge extends Miniprogarampage
 		return $return;
 	}
 
+	/**
+	 * 'appId' => $result['appid'],
+	'nonceStr' => $result['nonce_str'],
+	'package' => 'prepay_id=' . $result['prepay_id'],
+	'signType' => 'MD5',
+	'timeStamp' => (string)time(),
+	 * @param $prepay_id
+	 * @return array
+	 */
+	public function toJson($prepay_id)
+	{
+		$array = [
+			'appId' => $this->config->getAppid(),
+			'nonceStr' => Help::random(32),
+			'package' => 'prepay_id=' . $prepay_id,
+			'signType' => 'MD5',
+			'timeStamp' => (string)time(),
+		];
+		$key = $this->config->getKey();
+		$sign_type = $this->config->getSignType();
+		$array['paySign'] = Help::sign($array, $key, $sign_type);
+		return $array;
+	}
 
 	/**
 	 * @return string