Consisted Restore of Soft Deleted Models with Relations in Laravel

User.php

<?php

namespace App\Models;

use Illuminate\Database\Eloquent\Model;
use Illuminate\Database\Eloquent\SoftDeletes;

class Users extends Model
{
    use SoftDeletes;

    protected $dates = ['deleted_at'];

    /**
     * Override parent boot and Call deleting event
     *
     * @return void
     */
    protected static function boot()
    {
        parent::boot();

        static::deleted(function ($users) {
            $users->posts()->delete();
        });

        static::restoring(function($users) {
            $users->posts()->withTrashed()->where('deleted_at', '>=', $users->deleted_at)->restore();
        });        

    }

    /**
     *  a user has many posts.
     */
    public function posts()
    {
        return $this->hasMany(Posts::class, 'post_id');
    }