<?php
/**
 * 2007-2016 PrestaShop
 *
 * thirty bees is an extension to the PrestaShop e-commerce software developed by PrestaShop SA
 * Copyright (C) 2017-2024 thirty bees
 *
 * 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
 * If you did not receive a copy of the license and are unable to
 * obtain it through the world-wide-web, please send an email
 * to license@thirtybees.com so we can send you a copy immediately.
 *
 * DISCLAIMER
 *
 * Do not edit or add to this file if you wish to upgrade PrestaShop to newer
 * versions in the future. If you wish to customize PrestaShop for your
 * needs please refer to https://www.thirtybees.com for more information.
 *
 *  @author    thirty bees <contact@thirtybees.com>
 *  @author    PrestaShop SA <contact@prestashop.com>
 *  @copyright 2017-2024 thirty bees
 *  @copyright 2007-2016 PrestaShop SA
 *  @license   http://opensource.org/licenses/osl-3.0.php  Open Software License (OSL 3.0)
 *  PrestaShop is an internationally registered trademark & property of PrestaShop SA
 */
/** @noinspection PhpUnhandledExceptionInspection */

use Thirtybees\Core\DependencyInjection\ServiceLocator;
use Thirtybees\Core\Error\Response\JSendErrorResponse;

if (!defined('_PS_ADMIN_DIR_')) {
    define('_PS_ADMIN_DIR_', getcwd());
}
include(_PS_ADMIN_DIR_.'/../config/config.inc.php');
/* Getting cookie or logout */
require_once(_PS_ADMIN_DIR_.'/init.php');

ServiceLocator::getInstance()->getErrorHandler()->setErrorResponseHandler(new JSendErrorResponse(_PS_MODE_DEV_));

$query = Tools::getValue('q', false);
if (!$query or $query == '' or strlen($query) < 1) {
    exit;
}

/*
 * In the SQL request the "q" param is used entirely to match result in database.
 * In this way if string:"(ref : #ref_pattern#)" is displayed on the return list,
 * they are no return values just because string:"(ref : #ref_pattern#)"
 * is not write in the name field of the product.
 * So the ref pattern will be cut for the search request.
 */
if ($pos = strpos($query, ' (ref:')) {
    $query = substr($query, 0, $pos);
}

$excludeIds = Tools::getValue('excludeIds', false);
$returnType = Tools::getValue('returnType');
if ($excludeIds && $excludeIds != 'NaN') {
    $excludeIds = implode(',', array_map('intval', explode(',', $excludeIds)));
} else {
    $excludeIds = '';
    $excludePackItself= Tools::getValue('packItself', false);
}

// Excluding downloadable products from packs because download from pack is not supported
$excludeVirtuals = Tools::getBoolValue('excludeVirtuals', true);
$exclude_packs = Tools::getBoolValue('exclude_packs', true);
$allowDynamicCombination = Tools::getBoolValue('allowDynamicCombination', false);

$context = Context::getContext();
$link = Context::getContext()->link;

$sql = 'SELECT p.`id_product`, pl.`link_rewrite`, p.`reference`, pl.`name`, image_shop.`id_image` id_image, il.`legend`, p.`cache_default_attribute`
		FROM `'._DB_PREFIX_.'product` p
		'.Shop::addSqlAssociation('product', 'p').'
		LEFT JOIN `'._DB_PREFIX_.'product_lang` pl ON (pl.id_product = p.id_product AND pl.id_lang = '.(int)$context->language->id.Shop::addSqlRestrictionOnLang('pl').')
		LEFT JOIN `'._DB_PREFIX_.'image_shop` image_shop
			ON (image_shop.`id_product` = p.`id_product` AND image_shop.cover=1 AND image_shop.id_shop='.(int)$context->shop->id.')
		LEFT JOIN `'._DB_PREFIX_.'image_lang` il ON (image_shop.`id_image` = il.`id_image` AND il.`id_lang` = '.(int)$context->language->id.')
		WHERE (pl.name LIKE \'%'.pSQL($query).'%\' OR p.reference LIKE \'%'.pSQL($query).'%\')'.
        (!empty($excludeIds) ? ' AND p.id_product NOT IN ('.$excludeIds.') ' : ' ').
        (!empty($excludePackItself) ? ' AND p.id_product <> '.$excludePackItself.' ' : ' ').
        ($excludeVirtuals ? 'AND NOT EXISTS (SELECT 1 FROM `'._DB_PREFIX_.'product_download` pd WHERE (pd.id_product = p.id_product))' : '').
        ($exclude_packs ? 'AND (p.cache_is_pack IS NULL OR p.cache_is_pack = 0)' : '').
        ' GROUP BY p.id_product';

$conn = Db::readOnly();
$items = $conn->getArray($sql);

if (
    $returnType !== 'ajax' &&
    (
        $returnType === 'list' ||
        ($items && ($excludeIds || strpos(Tools::getHttpReferer(), 'AdminScenes') !== false))
    )
) {
    foreach ($items as $item) {
        echo trim($item['name']).(!empty($item['reference']) ? ' (ref: '.$item['reference'].')' : '').'|'.(int)($item['id_product'])."\n";
    }
} elseif ($items) {
    // packs
    $results = [];
    foreach ($items as $item) {
        // check if product have combination
        if (Combination::isFeatureActive() && $item['cache_default_attribute']) {
            $sql = 'SELECT pa.`id_product_attribute`, pa.`reference`, pai.`id_image`, GROUP_CONCAT(al.`name` ORDER BY agl.`id_attribute_group` SEPARATOR \', \') as combination_name
					FROM `'._DB_PREFIX_.'product_attribute` pa
					'.Shop::addSqlAssociation('product_attribute', 'pa').'
					LEFT JOIN `'._DB_PREFIX_.'product_attribute_combination` pac ON pac.`id_product_attribute` = pa.`id_product_attribute`
					LEFT JOIN `'._DB_PREFIX_.'attribute` a ON a.`id_attribute` = pac.`id_attribute`
					LEFT JOIN `'._DB_PREFIX_.'attribute_group` ag ON ag.`id_attribute_group` = a.`id_attribute_group`
					LEFT JOIN `'._DB_PREFIX_.'attribute_lang` al ON (a.`id_attribute` = al.`id_attribute` AND al.`id_lang` = '.(int)$context->language->id.')
					LEFT JOIN `'._DB_PREFIX_.'attribute_group_lang` agl ON (ag.`id_attribute_group` = agl.`id_attribute_group` AND agl.`id_lang` = '.(int)$context->language->id.')
					LEFT JOIN `'._DB_PREFIX_.'product_attribute_image` pai ON pai.`id_product_attribute` = pa.`id_product_attribute`
					WHERE pa.`id_product` = '.(int)$item['id_product'].' AND product_attribute_shop.id_shop = '.(int)$context->shop->id.'
					GROUP BY pa.`id_product_attribute`
					ORDER BY pa.`id_product_attribute`';

            $combinations = $conn->getArray($sql);
            if ($combinations) {
                foreach ($combinations as $combination) {
                    $combinationId = (int)$combination['id_product_attribute'];
                    $results[] = [
                        'id' => (int)$item['id_product'],
                        'id_product_attribute' => (int)$combination['id_product_attribute'],
                        'name' => $item['name'].': ' . $combination['combination_name'],
                        'ref' => (string)$combination['reference'],
                        'image' => $link->getImageLink($item['link_rewrite'], (int)$combination['id_image'], 'backoffice_product_medium'),
                    ];
                }
                if ($allowDynamicCombination) {
                    $results[] = [
                        'id' => (int)($item['id_product']),
                        'id_product_attribute' => Pack::VIRTUAL_PRODUCT_ATTRIBUTE,
                        'name' => $item['name'] . ' ' . Translate::getAdminTranslation('(virtual attribute)'),
                        'ref' => Translate::getAdminTranslation('(to be determined)'),
                        'image' => $link->getImageLink($item['link_rewrite'], (int)$item['id_image'], 'backoffice_product_medium'),
                    ];
                }
            } else {
                $product = [
                    'id' => (int)($item['id_product']),
                    'name' => $item['name'],
                    'ref' => (!empty($item['reference']) ? $item['reference'] : ''),
                    'image' => $link->getImageLink($item['link_rewrite'], $item['id_image'], 'backoffice_product_medium'),
                ];
                $results[] = $product;
            }
        } else {
            $product = [
                'id' => (int)($item['id_product']),
                'name' => $item['name'],
                'ref' => (!empty($item['reference']) ? $item['reference'] : ''),
                'image' => $link->getImageLink($item['link_rewrite'], $item['id_image'], 'backoffice_product_medium'),
            ];
            $results[] = $product;
        }
    }
    $results = array_values($results);
    echo json_encode($results);
} else {
    json_encode(new stdClass);
}
