<?php

class lzbaseControl
{
    private $mMchid;
    private $mAdminid;
    private $mUseKey;
    protected $merchant_available;
    protected $member_available;

    public function __construct()
    {
        $mchid = $_POST['usr'];
        $mchinfo = Model('merchant')->getMerchantInfo(['mchid' => $mchid]);
        if(empty($mchinfo)) {
            throw new LzException(self::text_content(-5,0));
        }
        else {
            $this->mAdminid = intval($mchinfo['admin_id']);
        }

        $mchinfo = Model('merchant')->getMerchantInfo(['mchid' => $mchid]);

        $mod_member = Model('member');
        $minfo = $mod_member->getMemberInfo(['member_id' => $this->mAdminid], '*', true);
        $this->merchant_available = ncPriceFormat($minfo['available_predeposit'] - $mchinfo['credit_bonus']);
        $this->member_available = $minfo['available_predeposit'];


        if ($mchinfo['merchant_state'] != 1) {
            throw new LzException(self::text_content(-7,$this->merchant_available));
        }

        $ips = unserialize($mchinfo['ip_white_list']);
        if(!empty($ips)) {
            $addr = $_SERVER['REMOTE_ADDR'];
            Log::record("request ip:{$addr}",Log::DEBUG);

            if(!in_array($addr,$ips)) {
                throw new LzException(self::text_content(-12,$this->merchant_available));
            }
        }

        $this->mUseKey = intval($mchinfo['use_key']);
        if($this->mUseKey && !$this->verify_md5($mchinfo['secure_key'])) {
            throw new LzException(self::text_content(-4,$this->merchant_available));
        }

        $this->mMchid = intval($mchid);
    }

    public function mchid() : int
    {
        return $this->mMchid;
    }
    public function adminid() : int {
        return $this->mAdminid;
    }


    private function verify_md5($key)
    {
        $input = $_GET;
        $sign = $input['sgn'];

        $body = $this->sign_body($input);
        if($this->mUseKey) {
            $body .= $key;
        }

        return ($sign == strtoupper(md5($body)));
    }

    private function sign_body($params)
    {
        $op = $params['op'];
        if($op == 'add_mob') {
            $content = $params['usr'] . $params['ord'] . $params['mob'] . $params['amt'] . $params['tim'];
        }
        elseif($op == 'balance') {
            $content = $params['usr'];
        }
        elseif($op == 'query') {
            $content = $params['usr'] . $params['ord'];
        }
        else {
            $content = 'error';
        }
        return $content;
    }

    public static function msg($code)
    {
        static $msgs = [0 => '订单提交成功',
            2 => '运营商充值账户余额不足',
            4 => '账户余额不足',
            6 => '暂不支持此商品',
            7 => '连接该运营商设备失败',
            8 => '在规定时间内不得重复提交同一号码',
            10 => '该帐号不能在此计算机缴费',
            11 => '流水号重复',
            30 => '面值不符',
            41 => '该地区维护',
            42 => '运营商设备忙',
            43 => '暂不支持该面额的缴费',
            44 => '无该地区缴费权限',
            -2 => '命令已发送，请查看交易流水是否有缴费成功(这种情况是服务器在排队等待处理,间隔10-20分钟后查单核实)',
            -3 => '数据添加失败',
            -4 => '签名错误',
            -5 => '没有此代理商',
            -6 => '提交失败',
            -7 => '无此接口权限',
            -8 => '提交日期不是当天日期',
            -9 => '参数不对',
            -11 => '手机号码位数不符',
            -12 => '绑定IP不符',
            1001 => '销售数量请大于0',
            1002 => '该商品库存维护',
            1003 => '该供货商品库存维护'];

        if(array_key_exists($code,$msgs)) {
            return $msgs[$code];
        }
        else {
            return '';
        }
    }

    public static function text_content($code,$available)
    {
        $msg = self::msg($code);
        $available = ncPriceFormat($available);
        $content = "0|{$msg}|{$available}";
        return $content;
    }

    public static function outsuccess($available)
    {
        echo self::text_content(0,$available);
        return true;
    }

    public static function outerr($code,$available)
    {
        echo self::text_content($code,$available);
        return true;
    }
}