<?php
/**
 * Redis Cache
 * Version: 2.1.1
 * Copyright (c) 2020-2022. Mateusz Szymański Teamwant
 * https://teamwant.pl
 *
 * NOTICE OF LICENSE
 *
 * This source file is subject to the Open Software License (OSL 3.0)
 * that is bundled with this package in the file LICENSE.txt.
 * It is also available through the world-wide-web at this URL:
 * http://opensource.org/licenses/osl-3.0.php
 *
 * @author    Teamwant <kontakt@teamwant.pl>
 * @copyright Copyright 2020-2023 © Teamwant Mateusz Szymański All right reserved
 * @license   http://opensource.org/licenses/afl-3.0.php  Academic Free License (AFL 3.0)
 * @category  Teamwant
 * @package   Teamwant
 */

use Teamwant\Prestashop17\Redis\Classes\Cache\Redis;

/**
 * generate cache for sensitive places
 * curl -k -L --max-redirs 10000 'http://localhost/index.php?redis_healthcheck_key=1eb5a801a3f1b558a6cdb5c3aaa932c492509df07fdb3f9472433a96466a96b6&fc=module&module=teamwant_redis&controller=cron&o'
 * curl -k -L --max-redirs 10000 'http://localhost/index.php?redis_healthcheck_key=1eb5a801a3f1b558a6cdb5c3aaa932c492509df07fdb3f9472433a96466a96b6&fc=module&module=teamwant_redis&controller=cron&offse=&offs4=&offse34=&redis_cron_type=categories'
 */
class Teamwant_RediscronModuleFrontController extends ModuleFrontController
{
    public function initContent()
    {
        /** @var string $redis_healthcheck_key */
        $redis_healthcheck_key = Configuration::get(Redis::REDIS_HEALTHCHECK_KEY);

        if (!$redis_healthcheck_key
            || (!Tools::getValue('redis_healthcheck_key', false))
            || (!((string)Tools::getValue('redis_healthcheck_key') === (string)$redis_healthcheck_key))
        ) {
            header('HTTP/1.0 401 Unauthorized');
            die(json_encode(['msg' => 'HTTP/1.0 401 Unauthorized']));
        }

        $parameters = include _PS_ROOT_DIR_ . '/app/config/parameters.php';

        if (!(is_array($parameters) &&
            !empty($parameters['parameters']) &&
            !empty($parameters['parameters']['ps_caching']) &&
            !empty($parameters['parameters']['ps_cache_enable']) &&
            $parameters['parameters']['ps_caching'] === 'Redis' &&
            $parameters['parameters']['ps_cache_enable'] === true
        )) {
            header('HTTP/1.0 403 Unauthorized');
            die(json_encode(['msg' => 'Redis is not enabled']));
        }

        switch (Tools::getValue('redis_cron_type', false)) {
            case 'categories':
                $this->categories();
                break;
            case 'products':
                $this->products();
                break;
            default:
                header('HTTP/1.0 404');
                die(json_encode(['msg' => 'Type not found']));
        }
    }

    public function generateUrl($queryOverride)
    {
        $url = parse_url($_SERVER['REQUEST_URI']);
        parse_str($url['query'], $query);
        $query = array_merge($query, $queryOverride);
        return (isset($_SERVER['HTTPS']) && $_SERVER['HTTPS'] === 'on' ? "https" : "http") . "://$_SERVER[HTTP_HOST]" . $url['path'] . '?' . http_build_query($query);
    }

    public function categories()
    {
        $limit = 100;
        $_GET['resultsPerPage'] = 100000; //todo: it's a limit for products per page, change limit for dynamic some day
        $offset = (int)Tools::getValue('offset', 0);

        $allActiveCategories = Db::getInstance()->executeS(
            (new DbQuery())
                ->from('category', 'c')
                ->leftJoin('category_shop', 'cs', 'cs.id_category = c.id_category')
                ->leftJoin('category_lang', 'cl', 'cl.id_category = c.id_category')
                ->where('c.active = 1')
                ->limit($limit, $offset)
        );

        if (!empty($allActiveCategories)) {
            foreach ($allActiveCategories as $categoryArr) {
                try {
                    $category = new Category((int)$categoryArr['id_category'], (int)$categoryArr['id_lang'], (int)$categoryArr['id_shop']);
                    $category->overrideObjectCache();
                    $categoryController = new CategoryController();
                    $categoryController->setCategory($category);

                    $categoryVar = $categoryController->getTemplateVarCategoryPublic();
                    Hook::exec(
                        'filterCategoryContent',
                        ['object' => $categoryVar],
                        $id_module = null,
                        $array_return = false,
                        $check_exceptions = true,
                        $use_push = false,
                        $id_shop = null,
                        $chain = true
                    );

                    $categoryController->getTemplateVarSubCategoriesPublic();

                    $categoryController->doProductSearch(
                        'catalog/listing/category',
                        [
                            'entity' => 'category',
                            'id' => $category->id,
                        ]
                    );

                } catch (Throwable $e) {
                }
            }

            $url = $this->generateUrl([
                'offset' => $offset + $limit
            ]);

            Tools::redirect($url);
        } else {
            header('HTTP/1.0 200');
            die(json_encode(['msg' => 'done']));
        }
    }

    /**
     * todo: need a cron cache for product attributes
     * @return void
     * @throws PrestaShopDatabaseException
     */
    private function products()
    {
        $limit = 100;
        $offset = (int)Tools::getValue('offset', 0);

        $all = Db::getInstance()->executeS(
            (new DbQuery())
                ->from('product', 'p')
                ->leftJoin('product_shop', 'ps', 'ps.id_product = p.id_product')
                ->leftJoin('product_lang', 'pl', 'pl.id_product = p.id_product')
                ->where('p.active = 1')
                ->limit($limit, $offset)
        );

        if (!empty($all)) {
            foreach ($all as $productArray) {
                try {
                    $id_product = (int) $productArray['id_product'];
                    $product = new Product($id_product, true, (int) $productArray['id_lang'], $productArray['id_shop']);
                    $product->overrideObjectCache();

                    $productController = new \ProductController();
                    $productController->setProduct($product);

                    $productController->setTemplate('catalog/product', [
                        'entity' => 'product',
                        'id' => $id_product,
                    ]);

                    //$productController->initContent();
                    $productController->initContentForRedisCache();
                } catch (Throwable $e) {
                }
            }

            $url = $this->generateUrl([
                'offset' => $offset + $limit
            ]);

            Tools::redirect($url);
        } else {
            header('HTTP/1.0 200');
            die(json_encode(['msg' => 'done']));
        }
    }
}