<?php

namespace refill\xuyou_hf;

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

use refill;
use Log;

class RefillPhone extends refill\IRefillPhone
{
    public function __construct($cfgs)
    {
        parent::__construct($cfgs);
    }

    private function req_params(int $phone, string $order_sn, string $productid) : array
    {
        $params['mchid'] = config::MCH_ID;
        $params['orderid'] = $order_sn;
        $params['number'] = $phone;
        $params['productid'] = $productid;
        $params['timestamp'] = $this->getMillisecond();
        return $params;
    }

    public function add($card_no, $card_type, $amount, $params,&$net_errno = 0) : array
    {
        $params = $this->req_params($card_no, $params['orderid'], $params['productid']);
        $sign = $this->sign($params);
        $params['backurl'] = config::NOTIFY_URL;
        $params['sign'] = $sign;
        $params = json_encode($params);

        $resp = http_post_data(config::ORDER_URL, $params , config::ExtHeaders);
        if (empty($resp)) {
            return [false, '系统错误', true];
        }
        else
        {
            Log::record($resp, Log::DEBUG);
            $resp = json_decode($resp ,true);
            if (empty($resp)) {
                return [false, '系统错误', true];
            } elseif ($resp['status'] === 0) {
                return [true, $resp['oid'], false];
            }elseif ($resp['status'] === -1){
                return [false, $resp['msg'], false];
            } else {
                return [false, $resp['msg'], false];
            }
        }
    }

    public function query($refill_info) : array
    {
        $params['mchid'] = config::MCH_ID;
        $params['orderid'] = $refill_info['orderid'];
        $params['sign'] = $this->sign($params);
        $params = json_encode($params);
        $resp = http_post_data(config::QUERY_URL, $params , config::ExtHeaders);
        if (empty($resp)) {
            return [false, '系统错误'];
        }
        else
        {
            Log::record($resp, Log::DEBUG);
            $resp = json_decode($resp, true);
            if (empty($resp)) {
                return [false, '系统错误'];
            }
            elseif ($resp['status'] === 2)
            {
                $save['official_sn'] = strtolower($resp['orderid']) == 'null' ? '' : $resp['orderid'];
                Model('refill_order')->edit($refill_info['order_id'], $save);
                $order_state = ORDER_STATE_SUCCESS;
                return [true, $order_state];
            }
            elseif ($resp['status'] === -1){
                return [false, $resp['msg']];
            }
            elseif ($resp['status'] === 1){
                return [false, $resp['msg']];
            }
            elseif ($resp['status'] === 3){
                return [false, $resp['msg']];
            }
            elseif ($resp['status'] === 4 && (time() - $refill_info['commit_time'] >= 180))
            {
                return [true, ORDER_STATE_NOEXIST];
            }
            else
            {
                return [false, $resp['message']];
            }
        }
    }

    public function balance() : array
    {
        $params['mchid'] = (string)config::MCH_ID;
        $params['sign'] = $this->sign($params);
        $params = json_encode($params);
        $resp = http_post_data(config::BALANCE_URL, $params , config::ExtHeaders);

        if (empty($resp)) {
            return [false, '系统错误'];
        }
        else
        {
            Log::record($resp, Log::DEBUG);
            $resp = json_decode($resp, true);
            if (empty($resp)) {
                return [false, '系统错误'];
            } elseif ($resp['status'] === 1) {
                return [true, $resp['balance']];
            }elseif ($resp['status'] === -1){
                return [false, $resp['msg']];
            } else {
                return [false, $resp['msg']];
            }
        }
    }

    protected function check_empty($value) : bool
    {
        if (!isset($value))
            return true;
        if ($value === null)
            return true;
        if (trim($value) === "")
            return true;

        return false;
    }

    private function sign($params) : string
    {
        $body = "";
        $i = 0;
        foreach ($params as $k => $v) {
            if (false === $this->check_empty($v) && "@" != substr($v, 0, 1)) {
                if ($i == 0) {
                    $body .= "{$k}" . "=" . urlencode($v);
                } else {
                    $body .= "&" . "{$k}" . "=" . urlencode($v);
                }
                $i++;
            }
        }
        $body .= "&key=".config::KEY;
        return md5($body);
    }

    /**
     * 获取毫秒级别的时间戳
     */
    private function getMillisecond() : int
    {
        $cur = microtime (true);
        return intval($cur * 1000);
    }
}