baoshi-was/app/SeeLog.php

<?php

namespace App;

use App\Traits\ModelTimeFormat;
use Illuminate\Database\Eloquent\Model;

use App\Traits\ModelLogChanging;
use Illuminate\Database\Eloquent\Relations\BelongsToMany;

class SeeLog extends Model
{
    use ModelLogChanging,ModelTimeFormat;

    protected $fillable = [
        "message","title","delivered","link","mark"
    ];

    const MARK = [
        0,//工单通知
    ];

    public function users():BelongsToMany
    {
        return $this->belongsToMany(User::class);
    }
}