ProxyPanel/app/Models/UserDataModifyLog.php

<?php

namespace App\Models;

use Illuminate\Database\Eloquent\Casts\Attribute;
use Illuminate\Database\Eloquent\Model;
use Illuminate\Database\Eloquent\Relations\BelongsTo;

/**
 * 用户流量变动记录.
 */
class UserDataModifyLog extends Model
{
    public const UPDATED_AT = null;

    protected $table = 'user_data_modify_log';

    protected $guarded = [];

    // 关联账号
    public function user(): BelongsTo
    {
        return $this->belongsTo(User::class);
    }

    // 关联订单
    public function order(): BelongsTo
    {
        return $this->belongsTo(Order::class);
    }

    public function before(): Attribute
    {
        return Attribute::make(
            get: static fn (int $value) => formatBytes($value),
        );
    }

    public function after(): Attribute
    {
        return Attribute::make(
            get: static fn (int $value) => formatBytes($value),
        );
    }
}