<?php
namespace refill\beixt;

require_once(BASE_HELPER_PATH . '/refill/beixt/config.php');

use refill;
use Log;

class RefillPhone
{
    private function req_params(int $phone, int $amount ,string $order_sn)
    {
        $params['phone'] = $phone;
        $params['product_id'] = $amount;
        $params['tradeNo'] = $order_sn;
        $params['notify_url'] = config::NOTIFY_URL;

        return json_encode($params);
    }

    public function add($phone,$amount,$order_sn)
    {
        $params = $this->req_params($phone,$amount,$order_sn);
        $time = time();
        $api_user_name = config::API_USER_NAME;
        $sign = $this->sign($time);

        $header = [
            'Content-Type: application/json',
            "API-USER-NAME: {$api_user_name}",
            "API-NAME: OrderCreate",
            "API-TIMESTAMP: {$time}",
            "API-SIGNATURE: {$sign}",
        ];
        $resp = http_post_data(config::REQUEST_URL,$params,$header);
        if($resp === false) {
            return [false,'系统错误'];
        }
        else
        {
            Log::record($resp,Log::DEBUG);
            $resp = json_decode($resp,true);
            if($resp['state'] == 0) {
                return [true,$resp['data']];
            }
            else {
                return [false,$resp['msg']];
            }
        }
    }

    private function sign($time)
    {
        $ip = config::API_IP;
        $cert = config::API_CERT;
        $content = $ip.$time.$cert;

        return md5($content);
    }
}