<?php

namespace BRSystems\Core\Sys\sysSiteModules\inc;

use BRSystems\Core\Library\cDb\cDb;

/**
 * sysSiteModules Module
 *
 * @category sysSiteModules
 * @author Aivars Žukovskis <mareks.keiss@brsystems.lv>
 * @since Version 2.0
 */
class sysSiteModulesModule
{
    public $db;


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

        $this->db = cDb::getInstance();

    }

    /**
     * Function to get module records
     *
     * @author Aivars Žukovskis <mareks.keiss@brsystems.lv>
     * @category sysSiteModules
     * @param string $where - sql query
     * @param string $sort - sql query
     * @param int $offset - db table offset
     * @param int $limitPerPage - limit per page
     * @return array of data
     * @version 1.1
     */
    public function getModuleRecords($where, $sort, $offset = 0, $limitPerPage = 20){

        $sSql = "
                SELECT SQL_CALC_FOUND_ROWS
                    sm.id,
                    sm.mod_class_name,
                    sm.mod_title,
                    sm.mod_db_name,
                    sm.mod_type,
                    sm.mod_modified,
                    sm.mod_created,
                    CONCAT(su.user_name, ' ', su.user_surname) as mod_modified_by,
                    CONCAT(su2.user_name, ' ', su2.user_surname) as mod_created_by
                FROM
                    sys_modules sm
                    LEFT JOIN site_users su ON
                        sm.mod_modified_by = su.id
                    LEFT JOIN site_users su2 ON
                        sm.mod_created_by = su2.id
                HAVING
                    1 {$where}
                ORDER BY
                    {$sort}
                LIMIT
                    {$offset}, {$limitPerPage}
        ";

        $this->db->query($sSql);
        return $this->db->getArray();

    }

    /**
     * Function to add or save data
     *
     * @author Aivars Žukovskis <mareks.keiss@brsystems.lv>
     * @category sysSiteModules
     * @param int $id - record id for update
     * @param array $vData - data to save
     * @return bool record new/old id
     * @version 1.1
     */
    public function saveModuleData($id, $vData){

        if($id){
            if(!$this->db->_queryUpdate('sys_modules', $vData, array('id' => $id), true))
                return false;
        }else{
            if(!($id = $this->db->_queryInsert('sys_modules', $vData, false, true)))
                return false;
        }
        return $id;

    }

    /**
     * Function to check if db table exists
     *
     * @author Aivars Žukovskis <mareks.keiss@brsystems.lv>
     * @category sysSiteModules
     * @param string $sName - table name to check
     * @return bool/string table name
     * @version 1.1
     */
    public function checkDbTableExists($sName){

        return $this->db->_querySelectOne('INFORMATION_SCHEMA.TABLES', array('TABLE_NAME'), array('TABLE_SCHEMA' => DB_NAME, 'TABLE_NAME' => $sName));

    }

    /**
     * Function to check if db table exists
     *
     * @author Aivars Žukovskis <mareks.keiss@brsystems.lv>
     * @category sysSiteModules
     * @param int $id - record id
     * @return bool|array - module type
     * @version 1.1
     */
    public function getModuleDataById($id){

        return $this->db->_querySelectRow('sys_modules', array('mod_title','mod_class_name','mod_db_name', 'mod_p_name','mod_type', 'mod_permission_sql', 'mod_table_sql'), array('id' => $id));

    }

    /**
     * Function to get record data by id
     *
     * @author Aivars Žukovskis <mareks.keiss@brsystems.lv>
     * @category sysSiteModules
     * @param int $id - record id for update
     * @return bool record new/old id
     * @version 1.1
     */
    public function getRecordDataById($id){

        return $this->db->_querySelectRow('sys_modules', false, array('id' => $id));

    }

    /**
     * Function to get records data by ids
     *
     * @author Aivars Žukovskis <mareks.keiss@brsystems.lv>
     * @category sysSiteModules
     * @param array $vIds - records ids
     * @return bool record new/old id
     * @version 1.1
     */
    public function getRecordsDataByIds($vIds){

        return $this->db->_querySelect('sys_modules', array('mod_class_name', 'mod_type'), array('id' => $vIds));

    }

    /**
     * Function to get records data by ids
     *
     * @author Aivars Žukovskis <mareks.keiss@brsystems.lv>
     * @category sysSiteModules
     * @param array $vIds - records ids
     * @return bool
     * @version 1.1
     */
    public function deleteRecordsByIds($vIds){

        return $this->db->_queryDelete('sys_modules', array('id' => $vIds));

    }


    /**
     * Function to reserve next x ids in table
     *
     * @author Aivars Žukovskis <mareks.keiss@brsystems.lv>
     * @category sysSiteModules
     * @param int $resRowsCount - how many rows + 1 dummy
     * @param string $sTable - table
     * @param string $sFields - fields
     * @return bool record highest id to work with
     * @version 1.1
     */
    public function rsvTableRows($resRowsCount, $sTable, $sFields){
        if($resRowsCount && $resRowsCount > 0 && strlen($sTable) && strlen($sFields)){
            $this->db->query("
                INSERT INTO {$sTable} ({$sFields})
                VALUES (
                  ( SELECT
                      COALESCE(MAX(tt.id),0)+{$resRowsCount}
                    FROM {$sTable} tt
                  ),
                -1)
            ");
            return $this->db->lastInsertedId();
        }
        return false;
    }
    /**
     * Function to delete table temp data rows
     *
     * @author Aivars Žukovskis <mareks.keiss@brsystems.lv>
     * @category sysSiteModules
     * @param $sTable - table
     * @param $sField - field
     * @return bool
     * @version 1.1
     */
    public function deleteTempRows($sTable, $sField){

        if(strlen($sTable) && strlen($sField))
            $this->db->_queryDelete($sTable, array($sField => -1));

    }

    /**
     * Function to insert group
     *
     * @author Aivars Žukovskis <mareks.keiss@brsystems.lv>
     * @category sysSiteModules
     * @param array $vData - data to insert
     * @return bool true / false
     * @version 1.1
     */
    public function insertGroup($vData) {

        return $this->db->_queryInsert('mod_permissions_groups', $vData);

    }

    /**
     * Function to insert multi array in db
     *
     * @author Aivars Žukovskis <mareks.keiss@brsystems.lv>
     * @category sysSiteModules
     * @param array $vData - data to insert
     * @param string $sTable - table, by default its mod permissions
     * @return bool true / false
     * @version 1.1
     */
    public function insertMulti($vData, $sTable = 'mod_permissions') {

        return $this->db->_queryInsertArray($sTable, $vData);

    }
}