<?php

namespace app\common\model\groupbuylb;

use app\common\model\BaseModel;
use app\common\model\groupbuylb\GroupBuyLbGoods as GroupBuyLbGoodsModel;
use app\common\model\Coupon;
use app\common\model\groupbuylb\GroupBuyLbCoupon as GroupBuyLbCouponModel;

/**
 * 裂变活动模型
 * @package app\store\model\coupon
 */
class GroupBuyLbActivity extends BaseModel
{
    //审核状态
    const AUDIT_STATUS = [0=>'待审核',1=>'审核通过',2=>'审核不通过'];
    //活动状态
    const STATUS = [0=>'禁用',1=>'启用'];

    protected $name = 'group_buy_lb_activity';

    protected $append = ['goods_info','fmt_end_time'];

    public function getFmtEndTimeAttr($value){
        $t = strtotime($this->end_time) -time();
        if($t>0){
            return $t;
        }
        return 0;
    }

    /**
     * 详情
     * @param int $couponId
     * @return null|static
     */
    public static function detail(int $id,$with =[])
    {
        return self::get($id,$with);
    }


    //行为操作关联
    public function goodsExcept(){
        return $this->hasOne(GroupBuyLbGoodsModel::class,'group_buy_lb_activity_id','id');
    }

    public function coupon(){
        return $this->hasManyThrough(Coupon::class,GroupBuyLbCoupon::class,'group_buy_lb_activity_id','coupon_id','id','coupon_id');
    }
}