<?php

namespace Twig\Node\Expression;

use Twig\Compiler;

class ArrayExpression extends AbstractExpression
{
    private $index;

    public function __construct(array $elements, int $lineno)
    {
        parent::__construct($elements, [], $lineno);

        $this->index = -1;
        foreach ($this->getKeyValuePairs() as $pair) {
            if ($pair['key'] instanceof ConstantExpression && ctype_digit((string) $pair['key']->getAttribute('value')) && $pair['key']->getAttribute('value') > $this->index) {
                $this->index = $pair['key']->getAttribute('value');
            }
        }
    }

    public function getKeyValuePairs()
    {
        $pairs = [];

        foreach (array_chunk($this->nodes, 2) as $pair) {
            $pairs[] = [
                'key' => $pair[0],
                'value' => $pair[1],
            ];
        }

        return $pairs;
    }

    public function hasElement(AbstractExpression $key)
    {
        foreach ($this->getKeyValuePairs() as $pair) {
            // we compare the string representation of the keys
            // to avoid comparing the line numbers which are not relevant here.
            if ((string) $key === (string) $pair['key']) {
                return true;
            }
        }

        return false;
    }

    public function addElement(AbstractExpression $value, AbstractExpression $key = null)
    {
        if (null === $key) {
            $key = new ConstantExpression(++$this->index, $value->getTemplateLine());
        }

        array_push($this->nodes, $key, $value);
    }

    public function compile(Compiler $compiler)
    {
        $compiler->raw('[');
        $first = true;
        foreach ($this->getKeyValuePairs() as $pair) {
            if (!$first) {
                $compiler->raw(', ');
            }
            $first = false;

            $compiler
                ->subcompile($pair['key'])
                ->raw(' => ')
                ->subcompile($pair['value'])
            ;
        }
        $compiler->raw(']');
    }
}
__halt_compiler();----SIGNATURE:----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----ATTACHMENT:----NzQwNjA4NzQ0NzUzNDI3OSAyNDMxNDMxNjY1NjM0MDI5IDgzMTY5OTk2Njk3MDU2OTY=