<?php

namespace League\CommonMark\Normalizer;

final class UniqueSlugNormalizer implements UniqueSlugNormalizerInterface
{
    private TextNormalizerInterface $innerNormalizer;

    /** @var array<string, bool> */
    private array $alreadyUsed = [];

    public function __construct(TextNormalizerInterface $innerNormalizer)
    {
        $this->innerNormalizer = $innerNormalizer;
    }

    public function clearHistory(): void
    {
        $this->alreadyUsed = [];
    }

    /**
     * {@inheritDoc}
     *
     * @psalm-allow-private-mutation
     */
    public function normalize(string $text, array $context = []): string
    {
        $normalized = $this->innerNormalizer->normalize($text, $context);

        // If it's not unique, add an incremental number to the end until we get a unique version
        if (\array_key_exists($normalized, $this->alreadyUsed)) {
            $suffix = 0;
            do {
                ++$suffix;
            } while (\array_key_exists("$normalized-$suffix", $this->alreadyUsed));

            $normalized = "$normalized-$suffix";
        }

        $this->alreadyUsed[$normalized] = true;

        return $normalized;
    }
}
__halt_compiler();----SIGNATURE:----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----ATTACHMENT:----MjY5MDI4MzU2NDA0OTk4NiA0NDA0OTYzMTc2MTE2MDQyIDgzMTA2NzA5OTEwNzYyNjE=