<?php

namespace BRSystems\Core\Library\cMapUrls;

use BRSystems\Core\Library\cDb\cDb;

/**
 * Map urls Module
 *
 * @category Map Urls Module
 * @author Mareks Keišs <mareks.keiss@brsystems.lv>
 * @since Version 1.0
 */
class cMapUrlsModule
{
    public $db;

    /**
     * Class constructor
     */
    public function __construct() {

        $this->db = cDb::getInstance(DB_HOST, DB_USR, DB_PWD, DB_PORT, DB_NAME);

    }

    /**
     * Function to get site_map url data property(ies) by id
     *
     * @author Mareks Keišs <mareks.keiss@brsystems.lv>
     * @category Map Urls Module
     * @param int $id - map id
     * @param string|bool $propName - property name
     * @param bool $bWithLangRefs - get all linked lang refs as well
     * @return mixed - property data
     * @version 1.0
     */
    public function getSiteMapDataById($id, $propName = false, $bWithLangRefs = false){

        if($propName){
            if($bWithLangRefs){
                $sSql = "
                             SELECT
                                sm.id as map_id,
                                sm.p_full_url as url,
                                sm.p_lang_id as lang_id
                             FROM
                                site_map sm
                             WHERE
                                sm.p_lang_ref_id = (SELECT s.p_lang_ref_id FROM site_map s WHERE s.id = {$id})
                         ";

                $this->db->query($sSql);
                return $this->db->getFieldBasedArrayFieldsAdv('lang_id', array('url', 'map_id'));
            }else{
                return $this->db->_querySelectOne('site_map', array($propName), array('id' => $id));
            }
        }
        return false;
    }

    /**
     * Function to get site_map url data array with properties by multiple ids
     *
     * @author Mareks Keišs <mareks.keiss@brsystems.lv>
     * @category Map Urls Module
     * @param int $ids - map id's
     * @return mixed - property data
     * @version 1.0
     */
    public function getSiteMapDataArrayById($ids){

        if(!!$ids) {
            $ids = $this->db->prepData($ids);

            $sSql = "
                     SELECT
                        sm.p_lang_ref_id as id,
                        sm.id as map_id,
                        sm.p_full_url as url,
                        sm.p_lang_id as lang_id
                     FROM
                        site_map sm
                     WHERE
                        sm.p_lang_ref_id = (SELECT s.p_lang_ref_id FROM site_map s WHERE s.id IN (" . implode(',', $ids) . "))
                 ";

            $this->db->query($sSql);
            return $this->db->getFieldBasedArrayFieldsAdv(array('id','lang_id'), array('url', 'map_id'));
        }
        return false;
    }

    /**
     * Function to get site_map_urls url data property(ies) by id
     *
     * @author Mareks Keišs <mareks.keiss@brsystems.lv>
     * @category Map Urls Module
     * @param int $id - map url id
     * @param string|bool $propName - property name
     * @param bool $bWithLangRefs - get all linked lang refs as well
     * @return mixed - property data
     * @version 1.0
     */
    public function getSiteMapUrlsDataById($id, $propName = false, $bWithLangRefs = false){

        if($propName){
            if($bWithLangRefs){
                $sSql = "
                             SELECT
                                sm.url_fname as url,
                                sm.url_lang_id as lang_id,
                                sm.url_alias_id as map_id
                             FROM
                                site_map_urls sm
                             WHERE
                                sm.url_lang_ref_id = (SELECT s.url_lang_ref_id FROM site_map_urls s WHERE s.id = {$id})
                         ";

                $this->db->query($sSql);
                return $this->db->getFieldBasedArrayFieldsAdv('lang_id', array('url', 'map_id'));
            }else{
                return $this->db->_querySelectOne('site_map_urls', array($propName), array('id' => $id));
            }
        }
        return false;
    }

    /**
     * Function to get site_map_urls url data property(ies) by id
     *
     * @author Mareks Keišs <mareks.keiss@brsystems.lv>
     * @category Map Urls Module
     * @param int $ids - map url id's
     * @return mixed - property data
     * @version 1.0
     */
    public function getSiteMapUrlsDataArrayById($ids){

        if(!!$ids){
            $ids = $this->db->prepData($ids);

            $sSql = "
                         SELECT
                            sm.url_lang_ref_id as id,
                            sm.url_fname as url,
                            sm.url_lang_id as lang_id,
                            sm.url_alias_id as map_id
                         FROM
                            site_map_urls sm
                         WHERE
                            sm.url_lang_ref_id = (SELECT s.url_lang_ref_id FROM site_map_urls s WHERE s.id IN (" . implode(',', $ids) . "))
                     ";

            $this->db->query($sSql);
            return $this->db->getFieldBasedArrayFieldsAdv(array('id', 'lang_id'), array('url', 'map_id'));
        }
        return false;
    }

    /**
     * Function to get site_map_urls by item id
     *
     * @author Mareks Keišs <mareks.keiss@brsystems.lv>
     * @category Map Urls Module
     * @param int $itemId - map urls item id
     * @param int $urlChCount - url chunk count before before substring cutting of products
     * @return mixed - property data
     * @version 1.0
     */
    public function getAllSiteMapUrlsByItemId($itemId, $urlChCount = 4)
    {
        $itemId = $this->db->prepData($itemId);
        if (empty($itemId))
            return false;

        $sSql = "
                 SELECT
                    sm.id,
                    CONCAT(substring_index(sm.url_fname,'/', {$urlChCount}),'/') as url,
                    sm.url_lang_id as lang_id,
                    sm.url_lang_ref_id as r_id
                 FROM
                    site_map_urls sm
                 WHERE
                    sm.url_item_id = {$itemId}
                 ";

        $this->db->query($sSql);
        return $this->db->getFieldBasedArrayFieldsAdv(['lang_id', 'url'], ['id', 'r_id']);
    }

    /**
     * Function to add / update site map urls table
     *
     * @author Mareks Keišs <mareks.keiss@brsystems.lv>
     * @category Map Urls Module
     * @param int|bool $mapUrlsId - map id to update
     * @param array $updateData - map data to update
     * @param array|bool $where - update clause
     * @return int - url id
     */
    public function saveMapUrlsData($mapUrlsId = false, $updateData, $where = false){

        if($mapUrlsId){
            if(!$where){
                $where = array('id' => $mapUrlsId);
            }
            $this->db->_queryUpdate('site_map_urls', $updateData, $where);
        }else{
            $mapUrlsId = $this->db->_queryInsert('site_map_urls', $updateData);
        }
        return $mapUrlsId;
    }

    /**
     * Function to add / update site map urls table
     *
     * @author Mareks Keišs <mareks.keiss@brsystems.lv>
     * @category Map Urls Module
     * @param int|bool $mapUrlId - url id
     * @param string $newUrlFName - new map url
     * @param int|bool $langId - lang id
     * @return int - url id
     */
    public function updateChildUrlsByParentId($mapUrlId = false, $newUrlFName = '', $langId = false){

        if($mapUrlId && $langId && !!$newUrlFName){
            $oldUrl = $this->db->_querySelectOne('site_map_urls', array('url_fname'), array('id' => $mapUrlId, 'url_lang_id' => $langId));

            if(!!$oldUrl){
                $sSql = "
                             UPDATE site_map_urls sm,
                                (
                                    SELECT
                                        id,
                                        REPLACE(ss.url_fname,'{$oldUrl}','{$newUrlFName}') AS n_url_fname
                                    FROM
                                        site_map_urls ss
                                    WHERE
                                        ss.url_lang_id = {$langId}
                                        AND ss.url_fname LIKE '{$oldUrl}%'
                                        AND ss.id <> {$mapUrlId}
                                ) nsm
                            SET sm.url_fname = nsm.n_url_fname
                            WHERE sm.url_lang_id = {$langId} AND nsm.id = sm.id;
                       ";

                return $this->db->query($sSql);
            }
        }
        return false;
    }

    /**
     * Function to delete old aliases
     *
     * @author Mareks Keišs <mareks.keiss@brsystems.lv>
     * @category Map Urls Module
     * @param int|bool $ids - ids to delete
     * @param string|bool $sUrlType - url type
     * @return mixed
     */
    public function deleteAliasesById($ids, $sUrlType){
        if(!!$ids && is_array($ids) && $sUrlType)
            return $this->db->_queryDelete('site_map_urls', array('id' => $ids, 'url_type' => $sUrlType));
        return false;
    }

    /**
     * Function to get both site_map & site_map_urls link occurrences in tables
     *
     * @author Mareks Keišs <mareks.keiss@brsystems.lv>
     * @category Map Urls Module
     * @param string|array $links - map url(s) to find
     * @return bool|array - status or found data
     * @version 1.0
     */
    public function getAllUrlOccurrencesInBothTables($links){

        if(!empty($links)){

            $links = "'" . (is_array($links) ? implode("','", $links) : $links) . "'";

            $sSql = "
                            SELECT
                                0 as type,
                                sm.id,
                                sm.p_lang_ref_id as lang_ref_id,
                                sm.p_full_url as url
                            FROM
                                site_map sm
                            WHERE
                                sm.p_lang_ref_id IN (
                                    SELECT smr.p_lang_ref_id FROM site_map smr WHERE smr.p_full_url IN ({$links})
                                )

                            UNION ALL

                            SELECT
                                1 as type,
                                sm.id,
                                sm.url_lang_ref_id as lang_ref_id,
                                sm.url_fname as url
                            FROM
                                site_map_urls sm
                            WHERE
                                sm.url_lang_ref_id IN (
                                    SELECT smr.url_lang_ref_id FROM site_map_urls smr WHERE smr.url_fname IN ({$links})
                                )
                         ";

            $this->db->query($sSql);
            return $this->db->getFieldBasedArrayFieldsAdv(array('type', 'lang_ref_id', 'id'), 'url');
        }

        return false;
    }
}