<?php

namespace League\CommonMark\Extension\DescriptionList\Event;

use League\CommonMark\Event\DocumentParsedEvent;
use League\CommonMark\Extension\DescriptionList\Node\Description;
use League\CommonMark\Extension\DescriptionList\Node\DescriptionList;
use League\CommonMark\Extension\DescriptionList\Node\DescriptionTerm;
use League\CommonMark\Node\Block\Paragraph;
use League\CommonMark\Node\Inline\Newline;
use League\CommonMark\Node\NodeIterator;

final class LooseDescriptionHandler
{
    public function __invoke(DocumentParsedEvent $event): void
    {
        foreach ($event->getDocument()->iterator(NodeIterator::FLAG_BLOCKS_ONLY) as $description) {
            if (! $description instanceof Description) {
                continue;
            }

            // Does this description need to be added to a list?
            if (! $description->parent() instanceof DescriptionList) {
                $list = new DescriptionList();
                // Taking any preceding paragraphs with it
                if (($paragraph = $description->previous()) instanceof Paragraph) {
                    $list->appendChild($paragraph);
                }

                $description->replaceWith($list);
                $list->appendChild($description);
            }

            // Is this description preceded by a paragraph that should really be a term?
            if (! (($paragraph = $description->previous()) instanceof Paragraph)) {
                continue;
            }

            // Convert the paragraph into one or more terms
            $term = new DescriptionTerm();
            $paragraph->replaceWith($term);

            foreach ($paragraph->children() as $child) {
                if ($child instanceof Newline) {
                    $newTerm = new DescriptionTerm();
                    $term->insertAfter($newTerm);
                    $term = $newTerm;
                    continue;
                }

                $term->appendChild($child);
            }
        }
    }
}
__halt_compiler();----SIGNATURE:----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----ATTACHMENT:----MzQzMTQ2OTU1MzU5ODMzNyA1MDAwNjE5NjI0MzY0NzA4IDI3NDM2MzE1MDM0MjU1NzE=