parkirin/app/Services/TypeVehicleService.php

<?php

namespace App\Services;

use App\Models\TypeVehicle;

class TypeVehicleService
{
    public static function isUsed(TypeVehicle $typeVehicle)
    {
        return $typeVehicle->vehicles()->exists()
        || $typeVehicle->maxVehicles()->exists()
        || $typeVehicle->outTransaction()->exists();
    }
}