<?php
namespace FluidTYPO3\Vhs\ViewHelpers\Condition\String;

/*
 * This file is part of the FluidTYPO3/Vhs project under GPLv2 or later.
 *
 * For the full copyright and license information, please read the
 * LICENSE.md file that was distributed with this source code.
 */

use TYPO3Fluid\Fluid\Core\Rendering\RenderingContextInterface;
use TYPO3Fluid\Fluid\Core\ViewHelper\AbstractConditionViewHelper;

/**
 * ### Condition: String contains substring
 *
 * Condition ViewHelper which renders the `then` child if provided
 * string $haystack contains provided string $needle.
 */
class ContainsViewHelper extends AbstractConditionViewHelper
{
    public function initializeArguments(): void
    {
        parent::initializeArguments();
        $this->registerArgument('haystack', 'string', 'haystack', true);
        $this->registerArgument('needle', 'string', 'need', true);
    }

    public static function verdict(array $arguments, RenderingContextInterface $renderingContext): bool
    {
        /** @var string $haystack */
        $haystack = $arguments['haystack'];
        /** @var string $needle */
        $needle = $arguments['needle'];
        return is_array($arguments) && strpos((string) $haystack, (string) $needle) !== false;
    }
}