erp/app/Models/Model.php

<?php

namespace App\Models;

use Illuminate\Database\Eloquent\Model as EloquentModel;

class Model extends EloquentModel
{
    public function scopeRecent($query)
    {
        return $query->orderBy('id', 'desc');
    }

    public function scopeOlder($query)
    {
        return $query->orderBy('id', 'asc');
    }

    public function scopeByUser($query, User $user)
    {
        return $query->where('user_id', $user->id);
    }
}