<?php
/**
 * Ban.php  UTF-8
 * 设备|IP|UDID 封禁
 *
 * @date    : 2018/9/7 14:46
 *
 * @license 这不是一个自由软件，未经授权不许任何使用和传播。
 * @author  : chenbingling <cbl@huosdk.com>
 * @version : HUOSDK 8.0
 */

namespace ban;

use ban\model\IpBanModel;
use huo\controller\member\MemCache;
use huolib\constant\CommonConst;
use huolib\status\CommonStatus;

class Ban {
    /**
     * 获取当前model
     *
     * @param $type
     *
     * @return IpBanModel|MemCache|bool
     */
    private function getModel($type) {
        switch ($type) {
            case BanConst::BAN_TYPE_MEM:
                return (new MemCache());
                break;
            case BanConst::BAN_TYPE_IP:
                return (new IpBanModel());
                break;
            default:
                return false;
        }
    }

    /**
     * 根据类型获取查询字段
     *
     * @param $type
     *
     * @return array
     */
    private function getField($type) {
        $_field = [
            'id'          => 'id',
            'create_time' => 'create_time'
        ];
        switch ($type) {
            case BanConst::BAN_TYPE_IP:
                $_field['ip'] = 'ip';
                break;
            case BanConst::BAN_TYPE_DEVICE:
                $_field['device_id'] = 'device_id';
                break;
            case BanConst::BAN_TYPE_UDID:
                $_field['udid'] = 'udid';
                break;
            default:
                return [];
        }

        return $_field;
    }

    /**
     * 根据类型获取查询条件
     *
     * @param       $type
     * @param array $param
     *
     * @return array
     */
    private function getWhere($type, $param = []) {
        $_map = [];
        if (!empty($param['start_time']) && !empty($param['end_time'])) {
            $_map['create_time']
                = [
                'between',
                [
                    strtotime($param['start_time']),
                    CommonConst::CONST_DAY_SECONDS + strtotime($param['end_time'])
                ]
            ];
        } elseif (!empty($param['start_time'])) {
            $_map['create_time'] = ['egt', strtotime($param['start_time'])];
        } elseif (!empty($param['end_time'])) {
            $_map['create_time'] = ['elt', CommonConst::CONST_DAY_SECONDS + strtotime($param['end_time'])];
        }
        switch ($type) {
            case BanConst::BAN_TYPE_IP:
                if (!empty($param['ip'])) {
                    $_map['ip'] = $param['ip'];
                }
                break;
            case BanConst::BAN_TYPE_DEVICE:
                if (!empty($param['device_id'])) {
                    $_map['device_id'] = $param['device_id'];
                }
                break;
            case BanConst::BAN_TYPE_UDID:
                if (!empty($param['udid'])) {
                    $_map['udid'] = $param['udid'];
                }
                break;
            default:
        }

        return $_map;
    }

    /**
     * 获取封禁列表
     *
     * @param array  $param
     * @param string $page
     * @param string $order
     *
     * @return array
     */
    public function getBanList($param = [], $page = '1,10', $order = '-create_time') {
        $_rdata = ['count' => 0, 'list' => []];
        if (empty($param['type'])) {
            return $_rdata;
        }
        $_model = $this->getModel($param['type']);
        $_map = $this->getWhere($param['type'], $param);
        $_count = $_model->where($_map)->count();
        if (empty($_count)) {
            return $_rdata;
        }
        $_field = $this->getField($param['type']);
        $_order = $_model->orderFilter($order);
        $_data = $_model->field($_field)->where($_map)->page($page)->order($_order)->select();
        if (is_object($_data)) {
            $_data = $_data->toArray();
        }
        if (empty($_data)) {
            return $_rdata;
        }
        $_rdata['count'] = $_count;
        $_rdata['list'] = $_data;

        return $_rdata;
    }

    /**
     * 判断是否封禁
     *
     * @param $type  string 判断类型  ip|device|udid
     * @param $value string 判断值 根据类型传相应的值
     *
     * @return bool 返回 true 已被封禁 false 未封禁
     */
    public function isBan($type, $value) {
        $_model = $this->getModel($type);
        if (false == $_model) {
            return false;
        }
        $_rs = $_model->isBan($value);

        return $_rs;
    }

    /**
     * 检查玩家使用环境
     *
     * @param $mem_id
     * @param $ip
     *
     * @return bool
     */
    public function checkMemEnv($mem_id, $ip) {
        $_is_ban_1 = $this->isBan(BanConst::BAN_TYPE_MEM, $mem_id);
        if ($_is_ban_1) {
            return BanConst::MEM_BAN_MSG;
        }
        $_is_ban_2 = $this->isBan(BanConst::BAN_TYPE_IP, $ip);
        if ($_is_ban_2) {
            return BanConst::IP_BAN_MSG;
        }

        return CommonStatus::NO_ERROR;
    }
}