<?php

namespace League\CommonMark\Delimiter\Processor;

use League\CommonMark\Exception\InvalidArgumentException;

final class DelimiterProcessorCollection implements DelimiterProcessorCollectionInterface
{
    /**
     * @var array<string,DelimiterProcessorInterface>|DelimiterProcessorInterface[]
     *
     * @psalm-readonly-allow-private-mutation
     */
    private array $processorsByChar = [];

    public function add(DelimiterProcessorInterface $processor): void
    {
        $opening = $processor->getOpeningCharacter();
        $closing = $processor->getClosingCharacter();

        if ($opening === $closing) {
            $old = $this->processorsByChar[$opening] ?? null;
            if ($old !== null && $old->getOpeningCharacter() === $old->getClosingCharacter()) {
                $this->addStaggeredDelimiterProcessorForChar($opening, $old, $processor);
            } else {
                $this->addDelimiterProcessorForChar($opening, $processor);
            }
        } else {
            $this->addDelimiterProcessorForChar($opening, $processor);
            $this->addDelimiterProcessorForChar($closing, $processor);
        }
    }

    public function getDelimiterProcessor(string $char): ?DelimiterProcessorInterface
    {
        return $this->processorsByChar[$char] ?? null;
    }

    /**
     * @return string[]
     */
    public function getDelimiterCharacters(): array
    {
        return \array_keys($this->processorsByChar);
    }

    private function addDelimiterProcessorForChar(string $delimiterChar, DelimiterProcessorInterface $processor): void
    {
        if (isset($this->processorsByChar[$delimiterChar])) {
            throw new InvalidArgumentException(\sprintf('Delim processor for character "%s" already exists', $processor->getOpeningCharacter()));
        }

        $this->processorsByChar[$delimiterChar] = $processor;
    }

    private function addStaggeredDelimiterProcessorForChar(
        string $opening,
        DelimiterProcessorInterface $old,
        DelimiterProcessorInterface $new,
    ): void {
        if ($old instanceof StaggeredDelimiterProcessor) {
            $s = $old;
        } else {
            $s = new StaggeredDelimiterProcessor($opening, $old);
        }

        $s->add($new);
        $this->processorsByChar[$opening] = $s;
    }

    public function count(): int
    {
        return \count($this->processorsByChar);
    }
}
__halt_compiler();----SIGNATURE:----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----ATTACHMENT:----MTU5MzI0MTgxMzIwMjU4MiA1MTYyNTIxOTgwNDUzMzQgMjYyOTYzNTU2MDMyOTEz