<?php

/**
 * Joomla! Content Management System
 *
 * @copyright  (C) 2017 Open Source Matters, Inc. <https://www.joomla.org>
 * @license    GNU General Public License version 2 or later; see LICENSE.txt
 */

namespace Joomla\CMS\Document;

use Joomla\CMS\Cache\CacheControllerFactoryAwareInterface;
use Joomla\CMS\Cache\CacheControllerFactoryAwareTrait;

// phpcs:disable PSR1.Files.SideEffects
\defined('_JEXEC') or die;
// phpcs:enable PSR1.Files.SideEffects

/**
 * Default factory for creating Document objects
 *
 * @since  4.0.0
 */
class Factory implements FactoryInterface
{
    use CacheControllerFactoryAwareTrait;

    /**
     * Creates a new Document object for the requested format.
     *
     * @param   string  $type        The document type to instantiate
     * @param   array   $attributes  Array of attributes
     *
     * @return  Document
     *
     * @since   4.0.0
     */
    public function createDocument(string $type = 'html', array $attributes = []): Document
    {
        $type  = preg_replace('/[^A-Z0-9_\.-]/i', '', $type);
        $ntype = null;

        $class = __NAMESPACE__ . '\\' . ucfirst($type) . 'Document';

        if (!class_exists($class)) {
            $class = 'JDocument' . ucfirst($type);
        }

        if (!class_exists($class)) {
            $ntype = $type;
            $class = RawDocument::class;
        }

        // Inject this factory into the document unless one was provided
        if (!isset($attributes['factory'])) {
            $attributes['factory'] = $this;
        }

        /** @var Document $instance */
        $instance = new $class($attributes);

        if (!\is_null($ntype)) {
            // Set the type to the Document type originally requested
            $instance->setType($ntype);
        }

        if ($instance instanceof CacheControllerFactoryAwareInterface) {
            $instance->setCacheControllerFactory($this->getCacheControllerFactory());
        }

        return $instance;
    }

    /**
     * Creates a new renderer object.
     *
     * @param   Document  $document  The Document instance to attach to the renderer
     * @param   string    $type      The renderer type to instantiate
     * @param   string    $docType   The document type the renderer is part of
     *
     * @return  RendererInterface
     *
     * @since   4.0.0
     */
    public function createRenderer(Document $document, string $type, string $docType = ''): RendererInterface
    {
        $docType = $docType ? ucfirst($docType) : ucfirst($document->getType());

        // Determine the path and class
        $class = __NAMESPACE__ . '\\Renderer\\' . $docType . '\\' . ucfirst($type) . 'Renderer';

        if (!class_exists($class)) {
            $class = 'JDocumentRenderer' . $docType . ucfirst($type);
        }

        if (!class_exists($class)) {
            // "Legacy" class name structure
            $class = '\\JDocumentRenderer' . $type;

            if (!class_exists($class)) {
                throw new \RuntimeException(sprintf('Unable to load renderer class %s', $type), 500);
            }
        }

        $instance = new $class($document);

        if ($instance instanceof CacheControllerFactoryAwareInterface) {
            $instance->setCacheControllerFactory($this->getCacheControllerFactory());
        }

        return $instance;
    }
}