<?php

/*
 * This file is part of Twig.
 *
 * (c) Fabien Potencier
 * (c) Armin Ronacher
 *
 * For the full copyright and license information, please view the LICENSE
 * file that was distributed with this source code.
 */
namespace Org\Wplake\Advanced_Views\Vendors\Twig\TokenParser;

use Org\Wplake\Advanced_Views\Vendors\Twig\Node\Expression\AssignNameExpression;
use Org\Wplake\Advanced_Views\Vendors\Twig\Node\ForNode;
use Org\Wplake\Advanced_Views\Vendors\Twig\Node\Node;
use Org\Wplake\Advanced_Views\Vendors\Twig\Token;
/**
 * Loops over each item of a sequence.
 *
 *   <ul>
 *    {% for user in users %}
 *      <li>{{ user.username|e }}</li>
 *    {% endfor %}
 *   </ul>
 *
 * @internal
 */
final class ForTokenParser extends AbstractTokenParser
{
    public function parse(Token $token) : Node
    {
        $lineno = $token->getLine();
        $stream = $this->parser->getStream();
        $targets = $this->parser->getExpressionParser()->parseAssignmentExpression();
        $stream->expect(
            /* Token::OPERATOR_TYPE */
            8,
            'in'
        );
        $seq = $this->parser->getExpressionParser()->parseExpression();
        $stream->expect(
            /* Token::BLOCK_END_TYPE */
            3
        );
        $body = $this->parser->subparse([$this, 'decideForFork']);
        if ('else' == $stream->next()->getValue()) {
            $stream->expect(
                /* Token::BLOCK_END_TYPE */
                3
            );
            $else = $this->parser->subparse([$this, 'decideForEnd'], \true);
        } else {
            $else = null;
        }
        $stream->expect(
            /* Token::BLOCK_END_TYPE */
            3
        );
        if (\count($targets) > 1) {
            $keyTarget = $targets->getNode(0);
            $keyTarget = new AssignNameExpression($keyTarget->getAttribute('name'), $keyTarget->getTemplateLine());
            $valueTarget = $targets->getNode(1);
        } else {
            $keyTarget = new AssignNameExpression('_key', $lineno);
            $valueTarget = $targets->getNode(0);
        }
        $valueTarget = new AssignNameExpression($valueTarget->getAttribute('name'), $valueTarget->getTemplateLine());
        return new ForNode($keyTarget, $valueTarget, $seq, null, $body, $else, $lineno, $this->getTag());
    }
    public function decideForFork(Token $token) : bool
    {
        return $token->test(['else', 'endfor']);
    }
    public function decideForEnd(Token $token) : bool
    {
        return $token->test('endfor');
    }
    public function getTag() : string
    {
        return 'for';
    }
}
