<?php

namespace Vich\UploaderBundle\Templating\Helper;

interface UploaderHelperInterface
{
    /**
     * Gets the public path for the file associated with the object.
     *
     * @param object|array $obj       The object or array
     * @param string|null  $fieldName The field name
     * @param string|null  $className The class name with the uploadable field. Mandatory if $obj is an array
     *
     * @return string|null The public asset path or null if file not stored
     */
    public function asset(object|array $obj, ?string $fieldName = null, ?string $className = null): ?string;
}