<?php

namespace App\Models;

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

/**
 * 用户流量变动记录.
 *
 * @property int $id
 * @property int $user_id 用户ID
 * @property int|null $order_id 发生的订单ID
 * @property int $before 操作前流量
 * @property int $after 操作后流量
 * @property string|null $description 描述
 * @property \Illuminate\Support\Carbon $created_at 创建时间
 * @property-read \App\Models\Order|null $order
 * @property-read \App\Models\User $user
 * @method static \Illuminate\Database\Eloquent\Builder|UserDataModifyLog newModelQuery()
 * @method static \Illuminate\Database\Eloquent\Builder|UserDataModifyLog newQuery()
 * @method static \Illuminate\Database\Eloquent\Builder|UserDataModifyLog query()
 * @method static \Illuminate\Database\Eloquent\Builder|UserDataModifyLog whereAfter($value)
 * @method static \Illuminate\Database\Eloquent\Builder|UserDataModifyLog whereBefore($value)
 * @method static \Illuminate\Database\Eloquent\Builder|UserDataModifyLog whereCreatedAt($value)
 * @method static \Illuminate\Database\Eloquent\Builder|UserDataModifyLog whereDescription($value)
 * @method static \Illuminate\Database\Eloquent\Builder|UserDataModifyLog whereId($value)
 * @method static \Illuminate\Database\Eloquent\Builder|UserDataModifyLog whereOrderId($value)
 * @method static \Illuminate\Database\Eloquent\Builder|UserDataModifyLog whereUserId($value)
 * @mixin \Eloquent
 */
class UserDataModifyLog extends Model
{
    public const UPDATED_AT = null;
    protected $table = 'user_data_modify_log';

    // 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 getBeforeAttribute($value)
    {
        return $this->attributes['before'] = flowAutoShow($value);
    }

    public function getAfterAttribute($value)
    {
        return $this->attributes['after'] = flowAutoShow($value);
    }
}