<?php

namespace Nette\Bridges\CacheLatte;

use Latte;
use Nette;
use Nette\Caching\Cache;

/**
 * Macro {cache} ... {/cache} for Latte v2
 */
final class CacheMacro implements Latte\IMacro
{
    use Nette\SmartObject;

    private bool $used;

    /**
     * Initializes before template parsing.
     * @return void
     */
    public function initialize()
    {
        $this->used = false;
    }

    /**
     * Finishes template parsing.
     * @return array(prolog, epilog)
     */
    public function finalize()
    {
        if ($this->used) {
            return ['Nette\Bridges\CacheLatte\CacheMacro::initRuntime($this);'];
        }
    }

    /**
     * New node is found.
     * @return bool
     */
    public function nodeOpened(Latte\MacroNode $node)
    {
        if ($node->modifiers) {
            throw new Latte\CompileException('Modifiers are not allowed in ' . $node->getNotation());
        }

        $this->used = true;
        $node->empty = false;
        $node->openingCode = Latte\PhpWriter::using($node)
            ->write(
                '<?php if (Nette\Bridges\CacheLatte\CacheMacro::createCache($this->global->cacheStorage, %var, $this->global->cacheStack, %node.array?)) /* line %var */ try { ?>',
                Nette\Utils\Random::generate(),
                $node->startLine,
            );
    }

    /**
     * Node is closed.
     * @return void
     */
    public function nodeClosed(Latte\MacroNode $node)
    {
        $node->closingCode = Latte\PhpWriter::using($node)
            ->write(
                "<?php\n\t\t\t\tNette\Bridges\CacheLatte\CacheMacro::endCache($this->global->cacheStack, %node.array?) /* line %var */;\n\t\t\t\t} catch (\Throwable $ʟ_e) {\n\t\t\t\t\tNette\Bridges\CacheLatte\CacheMacro::rollback($this->global->cacheStack); throw $ʟ_e;\n\t\t\t\t} ?>",
                $node->startLine,
            );
    }

    public static function initRuntime(Latte\Runtime\Template $template): void
    {
        if (!empty($template->global->cacheStack)) {
            $file = (new \ReflectionClass($template))->getFileName();
            if (@is_file($file)) { // @ - may trigger error
                end($template->global->cacheStack)->dependencies[Cache::Files][] = $file;
            }
        }
    }

    /**
     * Starts the output cache. Returns Nette\Caching\OutputHelper object if buffering was started.
     */
    public static function createCache(
        Nette\Caching\Storage $cacheStorage,
        string $key,
        ?array &$parents,
        ?array $args = null,
    ): Nette\Caching\OutputHelper|\stdClass|null {
        if ($args) {
            if (array_key_exists('if', $args) && !$args['if']) {
                return $parents[] = new \stdClass;
            }

            $key = array_merge([$key], array_intersect_key($args, range(0, count($args))));
        }

        if ($parents) {
            end($parents)->dependencies[Cache::Items][] = $key;
        }

        $cache = new Cache($cacheStorage, 'Nette.Templating.Cache');
        if ($helper = $cache->capture($key)) {
            $parents[] = $helper;
        }

        return $helper;
    }

    /**
     * Ends the output cache.
     * @param  Nette\Caching\OutputHelper[]  $parents
     */
    public static function endCache(array &$parents, ?array $args = null): void
    {
        $helper = array_pop($parents);
        if (!$helper instanceof Nette\Caching\OutputHelper) {
            return;
        }

        if (isset($args['dependencies'])) {
            $args += $args['dependencies']();
        }

        if (isset($args['expire'])) {
            $args['expiration'] = $args['expire']; // back compatibility
        }

        $helper->dependencies[Cache::Tags] = $args['tags'] ?? null;
        $helper->dependencies[Cache::Expire] = $args['expiration'] ?? '+ 7 days';
        $helper->end();
    }

    /**
     * @param  Nette\Caching\OutputHelper[]  $parents
     */
    public static function rollback(array &$parents): void
    {
        $helper = array_pop($parents);
        if ($helper instanceof Nette\Caching\OutputHelper) {
            $helper->rollback();
        }
    }
}
__halt_compiler();----SIGNATURE:----WWPcI5EwgJIHaHppEkJyjPcW1tVXx2VsWLo3tZZPV/oymALwseq8/m69bESfIFkyAnpgXF/uojBLwSW/35eD4LrN/nPGQiG5LPIOkzP5h3gqS5Wr2aBvJ907TF8xJuw+XqAgRX7GBbcTL/Xs5q60VRNmZfYQh+tDb+vY9u1Y71IOGtdlVwplXNA3FLneLKrPA02ZG3NleVoSE1JxPUzlilppYgipNTPSmPGz2DGDj+Noj/kxsaOdWE3UD7QgZclMLztdYW2E5jvU6T0UsGh9kX9ezTXF7RI7KIHQgwQICBBiZYOGhuhikcGiphAYTXeGbO5yulLsEYprY8HWElQTuh41v5UWPYeWKML65hPpiGwoWNQMVFeakjBOnoCDJJH0nTSWeMnMpTzrLEJcQrCfqxoiwYk6UbiOe8e6c43em7rAEPf/Kaf7MeuwkavgwqkS5NfMF1vHoaK6FPTS1hgOZk4ozJKo7wdghgTdyaX7zaFjNYdtL1VJB8qk0OzdOvFj7mzfI6PjtBVAZOUBysg+FbR5+n/RYfOfxA7Ttw/bI2EEIFScep0HpcDBiQnFUrsnlsWsQ6m0loLwN1IR3MeUmgF3EC2KBh+zTb6BB7zQYBMVpZjNwoO+ZVk5TalOWoj1ASy2G9XFiUIhWjVh0bVwovKWgbUxY6m1U7u/B9VP+Vg=----ATTACHMENT:----ODU0OTg4NTEzMjYyMzk3MCAzMTg4OTA2MzQzODQ5MzI0IDI1MjIwNzAzNjg5NTU3ODU=