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<?php

/*
 * This file is part of the Symfony package.
 *
 * (c) Fabien Potencier <fabien@symfony.com>
 *
 * For the full copyright and license information, please view the LICENSE
 * file that was distributed with this source code.
 */

namespace Symfony\Component\VarDumper\Command\Descriptor;

use Symfony\Component\Console\Output\OutputInterface;
use Symfony\Component\VarDumper\Cloner\Data;
use Symfony\Component\VarDumper\Dumper\HtmlDumper;

/**
 * Describe collected data clones for html output.
 *
 * @author Maxime Steinhausser <maxime.steinhausser@gmail.com>
 *
 * @final
 */
class HtmlDescriptor implements DumpDescriptorInterface
{
    private bool $initialized = false;

    public function __construct(
        private HtmlDumper $dumper,
    ) {
    }

    public function describe(OutputInterface $output, Data $data, array $context, int $clientId): void
    {
        if (!$this->initialized) {
            $styles = file_get_contents(__DIR__.'/../../Resources/css/htmlDescriptor.css');
            $scripts = file_get_contents(__DIR__.'/../../Resources/js/htmlDescriptor.js');
            $output->writeln("<style>$styles</style><script>$scripts</script>");
            $this->initialized = true;
        }

        $title = '-';
        if (isset($context['request'])) {
            $request = $context['request'];
            $controller = "<span class='dumped-tag'>{$this->dumper->dump($request['controller'], true, ['maxDepth' => 0])}</span>";
            $title = \sprintf('<code>%s</code> <a href="%s">%s</a>', $request['method'], $uri = $request['uri'], $uri);
            $dedupIdentifier = $request['identifier'];
        } elseif (isset($context['cli'])) {
            $title = '<code>$ </code>'.$context['cli']['command_line'];
            $dedupIdentifier = $context['cli']['identifier'];
        } else {
            $dedupIdentifier = bin2hex(random_bytes(4));
        }

        $sourceDescription = '';
        if (isset($context['source'])) {
            $source = $context['source'];
            $projectDir = $source['project_dir'] ?? null;
            $sourceDescription = \sprintf('%s on line %d', $source['name'], $source['line']);
            if (isset($source['file_link'])) {
                $sourceDescription = \sprintf('<a href="%s">%s</a>', $source['file_link'], $sourceDescription);
            }
        }

        $isoDate = $this->extractDate($context, 'c');
        $tags = array_filter([
            'controller' => $controller ?? null,
            'project dir' => $projectDir ?? null,
        ]);

        $output->writeln(<<<HTML
            <article data-dedup-id="$dedupIdentifier">
                <header>
                    <div class="row">
                        <h2 class="col">$title</h2>
                        <time class="col text-small" title="$isoDate" datetime="$isoDate">
                            {$this->extractDate($context)}
                        </time>
                    </div>
                    {$this->renderTags($tags)}
                </header>
                <section class="body">
                    <p class="text-small">
                        $sourceDescription
                    </p>
                    {$this->dumper->dump($data, true)}
                </section>
            </article>
            HTML
        );
    }

    private function extractDate(array $context, string $format = 'r'): string
    {
        return date($format, (int) $context['timestamp']);
    }

    private function renderTags(array $tags): string
    {
        if (!$tags) {
            return '';
        }

        $renderedTags = '';
        foreach ($tags as $key => $value) {
            $renderedTags .= \sprintf('<li><span class="badge">%s</span>%s</li>', $key, $value);
        }

        return <<<HTML
            <div class="row">
                <ul class="tags">
                    $renderedTags
                </ul>
            </div>
            HTML;
    }
}