<?php

namespace app\common\model;

use app\common\library\Redis;
use think\Model;

class GuideRelation extends Model
{
    // 表名
    protected $table = 'guide_relation';

    // 自动写入时间戳字段
    protected $autoWriteTimestamp = 'int';

    // 定义时间戳字段名
    protected $createTime = 'createtime';
    protected $updateTime = 'updatetime';

    // 追加属性
    protected $append = [
        'host_name'
    ];

    /**
     * redis key 前缀
     */
    const RP_GDH = 'GD-H:';

    /**
     *  初始化模型
     * @access protected
     * @return void
     */
    public function initialize()
    {
        parent::initialize(); // TODO: Change the autogenerated stub
        //$this->query('set SESSION sql_mode =\'STRICT_TRANS_TABLES,NO_ZERO_IN_DATE,NO_ZERO_DATE,ERROR_FOR_DIVISION_BY_ZERO,NO_AUTO_CREATE_USER,NO_ENGINE_SUBSTITUTION \';');  //修改sql_mode only_full_group_by
    }

    /**
     * 初始化处理
     *
     * @author liuns@dianzhong.com
     * @date 2018-08-22 11:28:46
     * @access protected
     * @return void
     */
    protected static function init()
    {
        self::afterInsert(function($self){
            Redis::instance()->del(self::RP_GDH.$self->admin_id);
        });
        self::afterUpdate(function($self){
            Redis::instance()->del(self::RP_GDH.$self->admin_id);
        });
    }

    public function getHostName()
    {
        return model('GuideDomain')->select();
    }

    public function getHostNameAttr($value, $data)
    {
        $value = $value ? $value : $data['domain_id'];
        $list = $this->getHostName();
        return isset($list[$value]) ? $list[$value]['host'] : '';
    }

    /**
     * 检测是渠道否有关联
     * @param $channel_id
     * @return bool
     * @throws \think\db\exception\DataNotFoundException
     * @throws \think\db\exception\ModelNotFoundException
     * @throws \think\exception\DbException
     */
    public function checkChannelRelation($channel_id){
        if($relation = $this->where(['admin_id'=>$channel_id])->find()){
            return true;
        }else{
            return false;
        }
    }

    public function getRandGuideHost($admin_id){
        if ($result = $this->alias('re')->join('guide_domain gu', 'gu.id = re.domain_id')->where(['re.admin_id' => $admin_id, 'gu.status' => '1'])->column('gu.host')) {
            $key = $result ? array_rand($result) : 0;
            return $result[$key];
        }
        return null;
    }

    /**
     * 获取渠道/代理商关联的域名数量
     * @param int $admin_id
     * @return int|string
     */
    public function getRelationCount($admin_id){
        return $this->alias('gr')
            ->join('guide_domain gd','gd.id=gr.domain_id', 'LEFT')
            ->where(['gd.status'=>'1','gr.admin_id'=>$admin_id])
            ->count();
    }
}