<?php

namespace app\admin\model\app\activity;

use think\Model;


class Ticket extends Model
{

    
    // 表名
    protected $name = 'app_activity_ticket';
    
    // 自动写入时间戳字段
    protected $autoWriteTimestamp = 'integer';

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

    // 追加属性
    protected $append = [

    ];


    public function getTicketCount($activityId){
        return self::where([
            'activity_id'=>$activityId
        ])->sum('inventory');
    }


    public function activity()
    {
        return $this->belongsTo('app\admin\model\app\Activity', 'activity_id', 'id', [], 'LEFT')->setEagerlyType(0);
    }
}