<?php

namespace app\utils;

use app\exception\SysException;
use think\facade\Log;

class AliUtils
{
    public static function verify($name, $idCard, $accountNo, $bankPreMobile)
    {
        Log::info("阿里云四要素认证请求参数: {$name}, {$idCard}, {$accountNo}, {$bankPreMobile}");

        // 参数校验
        if (empty($name)) {
            throw new SysException("持卡人姓名不能为空");
        }
        if (empty($idCard)) {
            throw new SysException("身份证号码不能为空");
        }
        if (empty($accountNo)) {
            throw new SysException("银行卡卡号不能为空");
        }
        if (empty($bankPreMobile)) {
            throw new SysException("银行预留手机号码不能为空");
        }
        if (!preg_match('/^[\x{4e00}-\x{9fa5}]{2,}$/u', $name)) {
            throw new SysException("持卡人姓名不合法");
        }
        if (!self::isValidIdCard($idCard)) {
            throw new SysException("身份证号码不合法");
        }
        if (!preg_match('/^1[3-9]\d{9}$/', $bankPreMobile)) {
            throw new SysException("银行预留手机号码格式不正确");
        }

        $appcode = 'f98606b602564d209f37fc02b0bd590c';
        $headers = [
            "Authorization: APPCODE {$appcode}",
            "Content-Type: application/x-www-form-urlencoded; charset=UTF-8"
        ];

        $url = 'https://bkvip.market.alicloudapi.com/v3/bcheck';
        $body = http_build_query([
            'accountNo' => $accountNo,
            'name' => $name,
            'idCardCode' => $idCard,
            'bankPreMobile' => $bankPreMobile
        ]);

        $ch = curl_init();
        curl_setopt_array($ch, [
            CURLOPT_URL => $url,
            CURLOPT_HTTPHEADER => $headers,
            CURLOPT_POST => true,
            CURLOPT_POSTFIELDS => $body,
            CURLOPT_RETURNTRANSFER => true,
            CURLOPT_TIMEOUT => 15
        ]);

        $response = curl_exec($ch);
        curl_close($ch);

        Log::info("阿里云四要素: {$idCard}, {$name}, {$accountNo}, {$bankPreMobile}, 结果: {$response}");

        $ret = json_decode($response, true);
        if (!isset($ret['error_code']) || !isset($ret['result'])) {
            throw new SysException("阿里云接口返回格式错误".$response);
        }

        $errorCode = $ret['error_code'];
        $result = $ret['result'];
        $respCode = $result['respCode'] ?? '';

        if ($errorCode == 0 && $respCode === "0") {
            // 验证通过
        } else {
            throw new SysException($result['respMsg'] ?? '认证失败');
        }

        $bankName = $result['bancardInfor']['bankName'] ?? null;

        return [
            'bankName' => $bankName,
            'respJson' => $response
        ];
    }

    private  static function isValidIdCard($idCard)
    {
        // 简单校验身份证号
        return preg_match('/^\d{17}[\dXx]$/', $idCard);
    }
}