<?php
/**
 * 支付宝立减金接口封装
 */
namespace pay;

if (!defined('ALIPAY_PATHEX')) define('ALIPAY_PATHEX', BASE_DATA_PATH . '/api/aop');

require_once(ALIPAY_PATHEX . '/AopClient.php');
require_once(ALIPAY_PATHEX . '/AopEncrypt.php');
require_once(ALIPAY_PATHEX . '/request/AlipayUserDtbankcustChannelvoucherSendRequest.php');
require_once(ALIPAY_PATHEX . '/request/AlipayUserDtbankcustActivityorderQueryRequest.php');
require_once(ALIPAY_PATHEX . '/request/AlipayUserDtbankcustChannelvoucherconfigQueryRequest.php');
require_once(ALIPAY_PATHEX . '/request/AlipayUserDtbankActivitybillQueryRequest.php');
require_once(ALIPAY_PATHEX . '/request/AlipayUserDtbankcustAccountQueryRequest.php');

use aop\AopClient;
use aop\AlipayUserDtbankcustChannelvoucherSendRequest;
use aop\AlipayUserDtbankcustActivityorderQueryRequest;
use aop\AlipayUserDtbankActivitybillQueryRequest;
use aop\AlipayUserDtbankcustAccountQueryRequest;
use Exception;

class AlipayCoupon {
    const ALIPAY_SERVER_URL = "https://openapi.alipay.com";
    const ALIPAY_GATEWAY = "/gateway.do";
    const ALIPAY_SIGN_TYPE = "RSA2";
    const ALIPAY_FORMAT = "json";
    const ALIPAY_POST_CHARSET = "UTF-8";
    const ALIPAY_API_VERSION = "1.0";

    private $aop_client = NULL;
    private static $_instance = NULL;

    private function __construct(AopClient $aop){
        $this->aop_client = $aop;
    }

    public static function getInstance(string $app_id, string $rsa_private_key, string $rsa_public_key): AlipayCoupon
    {
        if (self::$_instance == NULL){
            $aop = new AopClient ();
            $aop->gatewayUrl = self::ALIPAY_SERVER_URL.self::ALIPAY_GATEWAY;
            $aop->appId = $app_id;
            $aop->rsaPrivateKey = $rsa_private_key;
            $aop->alipayrsaPublicKey = $rsa_public_key;
            $aop->apiVersion = self::ALIPAY_API_VERSION;
            $aop->signType = self::ALIPAY_SIGN_TYPE;
            $aop->postCharset = self::ALIPAY_POST_CHARSET;
            $aop->format = self::ALIPAY_FORMAT;
            self::$_instance = new AlipayCoupon($aop);
        }
        return self::$_instance;
    }

    private function check_voucher_key(array $params): bool
    {
        if (empty($biz_content['open_id']) && empty($biz_content['logon_id']) && empty($biz_content['phone_id'])) {
            return false;
        }
        if (empty($biz_content['activity_id']) || empty($biz_content['out_biz_no'])) {
            return false;
        }
        return true;
    }

    /**
     * 发放立减金
     * @param  string  $activity_id
     * @param  string  $out_biz_no
     * @param  string  $open_id
     * @param  string  $logon_id
     * @param  string  $phone_id
     * @return array
     */
    public function send_voucher(string $activity_id, string $out_biz_no, string $open_id = '', string $logon_id = '', string $phone_id = ''): array
    {
        $biz_content = [];
        if (!empty($open_id)){
            $biz_content['open_id'] = $open_id;
        }
        if (!empty($logon_id)){
            $biz_content['logon_id'] = $logon_id;
        }
        if (!empty($phone_id)){
            $biz_content['phone_id'] = $phone_id;
        }

        $biz_content['activity_id'] = $activity_id;
        $biz_content['out_biz_no'] = $out_biz_no;

        if (!$this->check_voucher_key($biz_content)){
            return [false, '参数错误'];
        }

        $request = new AlipayUserDtbankcustChannelvoucherSendRequest();
        $request->setBizContent(json_encode($biz_content));

        try
        {
            $resp = $this->aop_client->execute($request);
            if ($resp === false){
                return [false, '网络错误'];
            }
        }
        catch (Exception $e)
        {
            return [false, $e->getMessage()];
        }

        $responseNode = str_replace(".", "_", $request->getApiMethodName()) . "_response";
        return [$resp->$responseNode, ''];
    }

    /**
     * 查询红包流水
     * @param  string  $activity_id
     * @param  string  $out_biz_no
     * @param  string  $open_id
     * @param  string  $logon_id
     * @param  string  $phone_id
     * @return array
     */
    public function query_order(string $activity_id, string $out_biz_no, string $open_id = '', string $logon_id = '', string $phone_id = ''): array
    {
        if (!empty($open_id)){
            $biz_content['open_id'] = $open_id;
        }
        if (!empty($logon_id)){
            $biz_content['logon_id'] = $logon_id;
        }
        if (!empty($phone_id)){
            $biz_content['phone_id'] = $phone_id;
        }

        $biz_content['activity_id'] = $activity_id;
        $biz_content['out_biz_no'] = $out_biz_no;

        if (!$this->check_voucher_key($biz_content)){
            return [false, '参数错误'];
        }

        $request = new AlipayUserDtbankcustActivityorderQueryRequest();
        $request->setBizContent(json_encode($biz_content));

        try
        {
            $resp  = $this->aop_client->execute($request);
            if ($resp === false){
                return [false, '网络错误'];
            }
        }
        catch (Exception $e)
        {
            return [false, $e->getMessage()];
        }

        $responseNode = str_replace(".", "_", $request->getApiMethodName()) . "_response";
        return [$resp->$responseNode, ''];
    }

    /**
     * 验证签名
     * @param array $params
     * @return bool
     */
    public function verify_sign(array $params): bool
    {
        if (!$this->aop_client->rsaCheckV1($params, null, 'RSA2')){
            return false;
        }
        return true;
    }

    public function on_notify(array $params): array
    {
        return [];
    }

    /**
     * 查询活动账单
     * @param string $activity_id
     * @return array
     */
    public function query_activity_bill(string $activity_id): array
    {
        if (empty($activity_id)){
            return [false, '参数错误'];
        }

        $biz_content = [
            'activity_id' => $activity_id,
            'bill_type' => 'ALL'
        ];
        $request = new AlipayUserDtbankActivitybillQueryRequest();
        $request->setBizContent(json_encode($biz_content));

        try
        {
            $resp = $this->aop_client->execute($request);
            if ($resp === false) {
                return [false, '网络错误'];
            }
        }
        catch (Exception $e)
        {
            return [false, $e->getMessage()];
        }

        $responseNode = str_replace(".", "_", $request->getApiMethodName()) . "_response";
        return [$resp->$responseNode, ''];
    }

    /**
     * 数字分行用户账号查询接口
     * $logon_id和$phone_id二选一
     * @param $logon_id
     * @param $phone_id
     * @return array
     */
    public function query_account($logon_id,$phone_id): array
    {
        $biz_content = [];
        if (!empty($phone_id)) {
            $biz_content['phone_id'] = $phone_id;
        }
        if (!empty($logon_id)) {
            $biz_content['logon_id'] = $logon_id;
        }
        if (empty($biz_content)) {
            return [false, '参数错误'];
        }

        $request = new AlipayUserDtbankcustAccountQueryRequest();
        $request->setBizContent(json_encode($biz_content));

        try
        {
            $resp = $this->aop_client->execute($request);
            if ($resp === false) {
                return [false, '网络错误'];
            }
        }
        catch (Exception $e)
        {
            return [false, $e->getMessage()];
        }

        $responseNode = str_replace(".", "_", $request->getApiMethodName()) . "_response";
        return [$resp->$responseNode, ''];
    }
}

?>