<?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:----MjE2MzY5NjEyODk3NTIwIDE4MjIxNjA0NjAxODM0MiAzMTYzOTc1OTM3MjYwNjc1