<?php
/**
 * @package         Regular Labs Library
 * @version         23.5.7450
 * 
 * @author          Peter van Westen <info@regularlabs.com>
 * @link            http://regularlabs.com
 * @copyright       Copyright © 2023 Regular Labs All Rights Reserved
 * @license         http://www.gnu.org/licenses/gpl-2.0.html GNU/GPL
 */

use RegularLabs\Library\FieldGroup;

defined('_JEXEC') or die;

if ( ! is_file(JPATH_LIBRARIES . '/regularlabs/autoload.php'))
{
    return;
}

require_once JPATH_LIBRARIES . '/regularlabs/autoload.php';

class JFormFieldRL_MijoShop extends FieldGroup
{
    public $language_id = 1;
    public $store_id    = 0;
    public $type        = 'MijoShop';

    public function getCategories()
    {
        $query = $this->db->getQuery(true)
            ->select('COUNT(*)')
            ->from('#__mijoshop_category AS c')
            ->join('INNER', '#__mijoshop_category_description AS cd ON c.category_id = cd.category_id')
            ->join('INNER', '#__mijoshop_category_to_store AS cts ON c.category_id = cts.category_id')
            ->where('c.status = 1')
            ->where('cd.language_id = ' . $this->language_id)
            ->where('cts.store_id = ' . $this->store_id)
            ->group('c.category_id');
        $this->db->setQuery($query);
        $total = $this->db->loadResult();

        if ($total > $this->max_list_count)
        {
            return -1;
        }

        $query->clear('select')
            ->select('c.category_id AS id, c.parent_id, cd.name AS title, c.status AS published')
            ->order('c.sort_order, cd.name');
        $this->db->setQuery($query);
        $items = $this->db->loadObjectList();

        return $this->getOptionsTreeByList($items);
    }

    public function getProducts()
    {
        $query = $this->db->getQuery(true)
            ->select('COUNT(*)')
            ->from('#__mijoshop_product AS p')
            ->join('INNER', '#__mijoshop_product_description AS pd ON p.product_id = pd.product_id')
            ->join('INNER', '#__mijoshop_product_to_store AS pts ON p.product_id = pts.product_id')->where('p.status = 1')
            ->where('p.date_available <= NOW()')
            ->where('pd.language_id = ' . $this->language_id)
            ->group('p.product_id');
        $this->db->setQuery($query);
        $total = $this->db->loadResult();

        if ($total > $this->max_list_count)
        {
            return -1;
        }

        $query->clear('select')
            ->select('p.product_id as id, pd.name, p.model as model, cd.name AS cat, p.status AS published')
            ->join('LEFT', '#__mijoshop_product_to_category AS ptc ON p.product_id = ptc.product_id')
            ->join('LEFT', '#__mijoshop_category_description AS cd ON ptc.category_id = cd.category_id')
            ->join('LEFT', '#__mijoshop_category_to_store AS cts ON ptc.category_id = cts.category_id')
            ->where('cts.store_id = ' . $this->store_id)
            ->where('cd.language_id = ' . $this->language_id)
            ->where('cts.store_id = ' . $this->store_id)
            ->order('pd.name, p.model');
        $this->db->setQuery($query);
        $list = $this->db->loadObjectList();

        return $this->getOptionsByList($list, ['model', 'cat', 'id']);
    }

    protected function getInput()
    {
        $error = $this->missingFilesOrTables(['categories' => 'category', 'products' => 'product']);
        if ($error)
        {
            return $error;
        }

        if ( ! class_exists('MijoShop'))
        {
            require_once(JPATH_ROOT . '/components/com_mijoshop/mijoshop/mijoshop.php');
        }

        $this->store_id    = (int) MijoShop::get('opencart')->get('config')->get('config_store_id');
        $this->language_id = (int) MijoShop::get('opencart')->get('config')->get('config_language_id');

        return $this->getSelectList();
    }
}