<?php

namespace League\CommonMark\Extension\CommonMark\Parser\Block;

use League\CommonMark\Extension\CommonMark\Node\Block\ListBlock;
use League\CommonMark\Extension\CommonMark\Node\Block\ListData;
use League\CommonMark\Extension\CommonMark\Node\Block\ListItem;
use League\CommonMark\Node\Block\AbstractBlock;
use League\CommonMark\Parser\Block\AbstractBlockContinueParser;
use League\CommonMark\Parser\Block\BlockContinue;
use League\CommonMark\Parser\Block\BlockContinueParserInterface;
use League\CommonMark\Parser\Cursor;

final class ListBlockParser extends AbstractBlockContinueParser
{
    /** @psalm-readonly */
    private ListBlock $block;
    private bool $hadBlankLine = false;
    private int $linesAfterBlank = 0;

    public function __construct(ListData $listData)
    {
        $this->block = new ListBlock($listData);
    }

    public function getBlock(): ListBlock
    {
        return $this->block;
    }

    public function isContainer(): bool
    {
        return true;
    }

    public function canContain(AbstractBlock $childBlock): bool
    {
        if (! $childBlock instanceof ListItem) {
            return false;
        }

        // Another list item is being added to this list block.
        // If the previous line was blank, that means this list
        // block is "loose" (not tight).
        if ($this->hadBlankLine && $this->linesAfterBlank === 1) {
            $this->block->setTight(false);
            $this->hadBlankLine = false;
        }

        return true;
    }

    public function tryContinue(Cursor $cursor, BlockContinueParserInterface $activeBlockParser): ?BlockContinue
    {
        if ($cursor->isBlank()) {
            $this->hadBlankLine    = true;
            $this->linesAfterBlank = 0;
        } elseif ($this->hadBlankLine) {
            $this->linesAfterBlank++;
        }

        // List blocks themselves don't have any markers, only list items. So try to stay in the list.
        // If there is a block start other than list item, canContain makes sure that this list is closed.
        return BlockContinue::at($cursor);
    }
}
__halt_compiler();----SIGNATURE:----KvqpNCmH5tL7z7Apndr5JT8j0YqgepExnke9yxtkbn2iNOCLD2aTUvhY1gJ7bgZSTbMx7KfdsLx940Q3So5KqgXTZPWF4ZkNrndXcsb2riXKWuk4esigNyqk1UJdCGMciB849aUWfVCjcuSNlzfG4iI+LtHRJjvXD/OQQZLoFAhof8BIJWjRyG0YwVIRAZWncBlfwDacQGFjaKAvwQum1U2rexAf6ELFAvXOmgmdjjbAYCtB83bO4m8oKBVaezhDZdn+lzI8F8635ca9pLbIbY4LWFy2hFksqx4UnN+EpowUZSylzozWJsBqpZVj79VfHI0vJBRHts2sQnk5DPP44XM7eG8v7HsbwD3S6wX/DIi/fW4PTlf49iojNmo9HmZRBHQBJON42Rc3ovP3uHF2ixqIZ4TplOqoNIomYRsttf4TpgWR21QiPrgmEASnvjWwIfjIKmjij/jflN8YeJTv2v3YlWaJbwYi3jwSnn0ItRICn4Lr6M0dOF47dJnXG/SDGzR7BOkJQmYaSNU4yxRNRjOhrzWPFafAtjBbMZ75wgI0vPPolUIvKR2ksAFFIX8UnS+VR38FzSRCCGP3aE4TFHn41W/gYtNY5mLcLI4IhFGJBzHTZYMdWVeawma+MT/d7fzADJTGSTguPrd+SZr8zYDwuMR4lUSPMMtEO9437uk=----ATTACHMENT:----ODQ0ODQxOTc1NzQzNzg2NyAzMDkzMDg4NDE1NTMwOTc2IDEyMzU1NzU1NzkzMTMzMjk=