workHour/app/Model/ItemFile.php

<?php

namespace App\Model;

use Illuminate\Database\Eloquent\Model;

//项目下所有的文件
class ItemFile extends DataScopeBaseModel
{
    protected $guarded = [];
    protected $table = "item_file"; //指定表
    const CREATED_AT = 'crt_time';
    const UPDATED_AT = 'upd_time';
    protected $dateFormat = 'U';

    const type_one = 1;
    const type_two = 2;
    const type = [
        self::type_one => '项目文件',
        self::type_two => '交付物',
    ];

    const from_one = 1;
    const from_two = 2;
    const from_three = 3;
    const from = [
        self::from_one => '项目',
        self::from_two => '节点',
        self::from_three => '任务',
    ];
}