<?php

namespace refill\kefei_fast;

require_once(BASE_HELPER_RAPI_PATH . '/kefei_fast/config.php');

use refill;

class RefillCallBack implements refill\IRefillCallBack
{
    private function sign($params) : string
    {
        //MD5(Orderid=SH2009_05150001&Chargeid=2893131209&Orderstatu_int=16&Errorcode=0000&Password=0FE8E43F53BB5848)
        $keys = ['Orderid','Chargeid','Orderstatu_int','Errorcode','Password'];

        $body = '';
        foreach ($keys as $key)
        {

            if($key == 'Password') {
                $body  .= "$key=" . config::appSecret;
            }
            else{
                $body  .= "$key=$params[$key]&";
            }

        }

        return md5($body);
    }

    public function verify($params): bool
    {
        $sign = $this->sign($params);
        if ($params['Sign'] == $sign) {
            return true;
        } else {
            return false;
        }
    }

    //[$order_id, $success, $can_try, $need_handle, $official_sn]
    public function notify($params): array
    {
        $order_sn = $params['Orderid'];
        $ch_trade_no = $params['Chargeid'];
        $order_info = Model('vr_order')->getOrderInfo(['order_sn' => $order_sn]);

        if (empty($order_info)) {
            return [false, false, false, false, ''];
        }
        $order_id = $order_info['order_id'];

        $status = intval($params['Orderstatu_int']);
        if (in_array($status, [11, 16])) {
            $official_sn = config::get_osn($params['Orderstatu_text']);
            Model('refill_order')->edit($order_id, ['ch_trade_no' => $ch_trade_no, 'official_sn' => $official_sn]);
            return [$order_id, true, false, true, $official_sn];
        }
        elseif (in_array($status, [20, 21, 26])) {
            Model('refill_order')->edit($order_id, ['ch_trade_no' => $ch_trade_no]);
            return [$order_id, false, true, true, ''];
        }
        else {
            return [$order_id, false, false, false, ''];
        }
    }
}