<?php
/**
 * Alipay.php UTF-8
 * 支付宝支付
 *
 * @date    : 2018/2/8 11:55
 *
 * @license 这不是一个自由软件，未经授权不许任何使用和传播。
 * @author  : wuyonghong <wyh@huosdk.com>
 * @version : HUOSDK 8.0
 */

namespace huolib\withdraw\driver;

use huolib\constant\SettleConst;
use huolib\withdraw\Driver;
use think\Loader;

class Alipay extends Driver {
    private $config
        = [
            'partner'          => '',
            'seller_email'     => '',
            'key'              => '',
            'sign_type'        => '',
            'input_charset'    => 'utf-8',  // 编码 (固定值不用改)
            'transport'        => 'http',  // 协议 (固定值不用改)
            'cacert'           => '',
            'notify_url'       => '',
            'return_url'       => '',
            'show_url'         => '',
            'private_key_path' => '',
            'public_key_path'  => '',
        ];

    /**
     * 构造函数
     */
    public function __construct() {
        if (file_exists(GLOBAL_CONF_PATH."extra/pay/zfb/config.php")) {
            $_config = include GLOBAL_CONF_PATH."extra/pay/zfb/config.php";
        } else {
            $_config = array();
        }
        $this->config = array_merge($this->config, $_config);
        $this->config['sign_type'] = strtoupper(trim('RSA'));
        $this->config['cacert'] = GLOBAL_CONF_PATH.'extra/pay/zfb/cacert.pem';
        $this->config['private_key_path'] = GLOBAL_CONF_PATH.'extra/pay/zfb/key/rsa_private_key.pem';
        $this->config['public_key_path'] = GLOBAL_CONF_PATH.'extra/pay/zfb/key/rsa_public_key.pem';
        $this->notify_url = get_val($this->config, 'notify_url', '');
    }

    /**
     * 支付宝提现
     * https://docs.open.alipay.com/api_28/alipay.fund.trans.toaccount.transfer
     * https://docs.open.alipay.com/309
     *
     * @throws \Exception
     */
    public function withDraw() {
        $_re_data = [];
        Loader::import('withdraw.alipay.aop.AopClient', EXTEND_PATH, '.php');
        Loader::import('withdraw.alipay.aop.request.AlipayFundTransToaccountTransferRequest', EXTEND_PATH, '.php');
        Loader::import('withdraw.alipay.aop.SignData', EXTEND_PATH, '.php');
        $_gateway_url = 'https://openapi.alipay.com/gateway.do';
        $_aop = new \AopClient();
        $_aop->gatewayUrl = $_gateway_url;//支付宝网关 这个是不变的
        $_aop->appId = $this->config['app_id'];//商户appid 在支付宝控制台找
        $_aop->rsaPrivateKey = $this->getPrivateKey($this->config['private_key_path']);//私钥 工具生成的
        $_aop->alipayrsaPublicKey = $this->getPublicKey($this->config['public_key_path']);//支付宝公钥 上传应用公钥后 支付宝生成的支付宝公钥
        $_aop->apiVersion = '1.0';
        $_aop->signType = 'RSA';
        $_aop->postCharset = 'utf-8';
        $_aop->format = 'json';
        $_request = new \AlipayFundTransToaccountTransferRequest();
        $_request->setBizContent(
            "{".
            "\"out_biz_no\":\"$this->order_id\",".
            "\"payee_type\":\"ALIPAY_LOGONID\",".
            "\"payee_account\":\"$this->payee_account\",".
            "\"amount\":\"$this->real_amount\",".
            "\"payer_show_name\":\"$this->payer_show_name\",".
            "\"payee_real_name\":\"$this->payee_real_name\",".
            "\"remark\":\"$this->remark\"".
            "}"
        );
        $_result = $_aop->execute($_request);
        $_response_node = str_replace(".", "_", $_request->getApiMethodName())."_response";
        $_resultCode = $_result->$_response_node->code;
        $_re_data['result'] = json_encode($_result);
        $_re_data['code'] = $_resultCode;
        $_re_data['msg'] = $_result->$_response_node->msg;
        if (!empty($_resultCode) && $_resultCode == 10000) {
            $_re_data['code'] = SettleConst::SETTLE_SUCCESS;
            //发起支付查询
            $_rs = $this->orderQuery('s1530961465310009494');
            $_re_data['query_result'] = $_rs['result'];
        } else {
            $_re_data['msg'] = $_result->$_response_node->sub_msg;
        }

        return $_re_data;
    }

    /**
     * 查询是否订单是否到账
     * https://docs.open.alipay.com/api_28/alipay.fund.trans.order.query
     *
     *
     * @param string $order_id 商户系统内部订单号
     * @param null   $ext      扩展信息
     *
     * @return array
     * @throws \Exception
     */
    public function orderQuery($order_id, $ext = null) {
        $_re_data = [];
        Loader::import('withdraw.alipay.aop.AopClient', EXTEND_PATH, '.php');
        Loader::import('withdraw.alipay.aop.request.AlipayFundTransOrderQueryRequest', EXTEND_PATH, '.php');
        Loader::import('withdraw.alipay.aop.SignData', EXTEND_PATH, '.php');
        $_gateway_url = 'https://openapi.alipay.com/gateway.do';
        $_aop = new \AopClient();
        $_aop->gatewayUrl = $_gateway_url;//支付宝网关 这个是不变的
        $_aop->appId = $this->config['app_id'];//商户appid 在支付宝控制台找
        $_aop->format = 'json';
        $_aop->postCharset = 'utf-8';
        $_aop->signType = 'RSA';
        $_aop->apiVersion = '1.0';
        $_aop->rsaPrivateKey = $this->getPrivateKey($this->config['private_key_path']);//私钥 工具生成的
        $_aop->alipayrsaPublicKey = $this->getPublicKey($this->config['public_key_path']);//支付宝公钥 上传应用公钥后 支付宝生成的支付宝公钥
        $_request = new \AlipayFundTransOrderQueryRequest();
        $_request->setBizContent(
            "{".
            "\"out_biz_no\":\"$order_id\",".
            "}"
        );
        $_result = $_aop->execute($_request);
        $_response_node = str_replace(".", "_", $_request->getApiMethodName())."_response";
        $_resultCode = $_result->$_response_node->code;
        $_re_data['result'] = json_encode($_result);
        $_re_data['code'] = $_result->$_response_node->code;
        $_re_data['msg'] = $_result->$_response_node->msg;
        if (!empty($_resultCode) && $_resultCode == 10000) {
            switch ($_result->$_response_node->status) {
                case 'SUCCESS':
                    $_re_data['status'] = SettleConst::SETTLE_PAY_SUCCESS;
                    break;
                case 'INIT':
                case 'DEALING':
                    $_re_data['status'] = SettleConst::SETTLE_PAY_PROCESSING;
                    break;
                default:
                    $_re_data['status'] = SettleConst::SETTLE_PAY_FAILED;
            }
        } else {
            $_re_data['msg'] = $_result->$_response_node->sub_msg;
        }

        return $_re_data;
    }

    /**
     * 通过路径获取RSA 私钥内容
     *
     * @param string $private_key_path 私钥路径
     *
     * @return null|string
     */
    public function getPrivateKey($private_key_path) {
        if (!file_exists($private_key_path)) {
            return null;
        }
        $_private_key = file_get_contents($private_key_path);
        $_private_key = str_replace("-----BEGIN RSA PRIVATE KEY-----", "", $_private_key);
        $_private_key = str_replace("-----END RSA PRIVATE KEY-----", "", $_private_key);
        $_private_key = str_replace("\n", "", $_private_key);
        $private_key = wordwrap($_private_key, 64, "\n", true);

        return $private_key;
    }

    /**
     * 通过路径获取RSA公钥内容
     *
     * @param string $public_key_path 公钥路径
     *
     * @return null|string
     */
    function getPublicKey($public_key_path) {
        if (!file_exists($public_key_path)) {
            return null;
        }
        $_public_key = file_get_contents($public_key_path);
        //以下为了初始化私钥，保证在您填写私钥时不管是带格式还是不带格式都可以通过验证。
        $_public_key = str_replace("-----BEGIN PUBLIC KEY-----", "", $_public_key);
        $_public_key = str_replace("-----END PUBLIC KEY-----", "", $_public_key);
        $_public_key = str_replace("\n", "", $_public_key);
        $_public_key = wordwrap($_public_key, 64, "\n", true);

        return $_public_key;
    }
}