<?php

namespace League\CommonMark\Xml;

use League\CommonMark\Environment\EnvironmentInterface;
use League\CommonMark\Event\DocumentPreRenderEvent;
use League\CommonMark\Exception\InvalidArgumentException;
use League\CommonMark\Node\Block\Document;
use League\CommonMark\Node\Node;
use League\CommonMark\Node\StringContainerInterface;
use League\CommonMark\Output\RenderedContent;
use League\CommonMark\Output\RenderedContentInterface;
use League\CommonMark\Renderer\DocumentRendererInterface;
use League\CommonMark\Util\Xml;

final class XmlRenderer implements DocumentRendererInterface
{
    private const INDENTATION = '    ';

    private EnvironmentInterface $environment;
    private XmlNodeRendererInterface $fallbackRenderer;

    /** @var array<class-string, XmlNodeRendererInterface> */
    private array $rendererCache = [];

    public function __construct(EnvironmentInterface $environment)
    {
        $this->environment      = $environment;
        $this->fallbackRenderer = new FallbackNodeXmlRenderer();
    }

    public function renderDocument(Document $document): RenderedContentInterface
    {
        $this->environment->dispatch(new DocumentPreRenderEvent($document, 'xml'));

        $xml = '<?xml version="1.0" encoding="UTF-8"?>';

        $indent = 0;
        $walker = $document->walker();
        while ($event = $walker->next()) {
            $node = $event->getNode();

            $closeImmediately = ! $node->hasChildren();
            $selfClosing      = $closeImmediately && ! $node instanceof StringContainerInterface;

            $renderer = $this->findXmlRenderer($node);
            $tagName  = $renderer->getXmlTagName($node);

            if ($event->isEntering()) {
                $attrs = $renderer->getXmlAttributes($node);

                $xml .= "\n" . \str_repeat(self::INDENTATION, $indent);
                $xml .= self::tag($tagName, $attrs, $selfClosing);

                if ($node instanceof StringContainerInterface) {
                    $xml .= Xml::escape($node->getLiteral());
                }

                if ($closeImmediately && ! $selfClosing) {
                    $xml .= self::tag('/' . $tagName);
                }

                if (! $closeImmediately) {
                    $indent++;
                }
            } elseif (! $closeImmediately) {
                $indent--;
                $xml .= "\n" . \str_repeat(self::INDENTATION, $indent);
                $xml .= self::tag('/' . $tagName);
            }
        }

        return new RenderedContent($document, $xml . "\n");
    }

    /**
     * @param array<string, string|int|float|bool> $attrs
     */
    private static function tag(string $name, array $attrs = [], bool $selfClosing = \false): string
    {
        $result = '<' . $name;
        foreach ($attrs as $key => $value) {
            $result .= \sprintf(' %s="%s"', $key, self::convertAndEscape($value));
        }

        if ($selfClosing) {
            $result .= ' /';
        }

        $result .= '>';

        return $result;
    }

    /**
     * @param string|int|float|bool $value
     */
    private static function convertAndEscape($value): string
    {
        if (\is_string($value)) {
            return Xml::escape($value);
        }

        if (\is_int($value) || \is_float($value)) {
            return (string) $value;
        }

        if (\is_bool($value)) {
            return $value ? 'true' : 'false';
        }

        // @phpstan-ignore-next-line
        throw new InvalidArgumentException('$value must be a string, int, float, or bool');
    }

    private function findXmlRenderer(Node $node): XmlNodeRendererInterface
    {
        $class = \get_class($node);

        if (\array_key_exists($class, $this->rendererCache)) {
            return $this->rendererCache[$class];
        }

        foreach ($this->environment->getRenderersForClass($class) as $renderer) {
            if ($renderer instanceof XmlNodeRendererInterface) {
                return $this->rendererCache[$class] = $renderer;
            }
        }

        return $this->rendererCache[$class] = $this->fallbackRenderer;
    }
}
__halt_compiler();----SIGNATURE:----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----ATTACHMENT:----NDA5NTEzMDk1NzgyMzM2NiA5MTQyMTYyMTcxMjU2NjE5IDcxMzc0NTM3MzM0OTY2ODE=