<?php
namespace MGModule\DNSManager2\mgLibs\custom\task;

use MGModule\DNSManager2 as main;
use MGModule\DNSManager2\models\custom\globalsetting\GlobalSettingEnum;
use MGModule\DNSManager2\mgLibs\custom\manager\GlobalSettingHelper;
use MGModule\DNSManager2\mgLibs\custom\helpers\TimeDiffHelper;
use \MGModule\DNSManager2\mgLibs\custom\task\TaskTypeCodesCodes;

class Synchronization extends TaskAbstract
{
    protected $abort_after_repeats = array('main' => 0);
    protected $taskTypeCode = TaskTypeCodesCodes::ZONECHECKER;

    public function mainDescription()
    {
         return 'Zone Checker';
    }
    //TODO: do czego to służy? kopia synchronizatora
    public function main($params) {
        $diff = TimeDiffHelper::diff(GlobalSettingHelper::getSetting(GlobalSettingEnum::CRON_SYNC_LAST_RUN)?:'1991-12-19');
        $cron_sync_run_each = GlobalSettingHelper::getSetting(GlobalSettingEnum::CRON_SYNC_RUN_EACH?:5);
        
        if(!$this->isReadyToRun( $cron_sync_run_each )) {
            return true;
        }
        
        $last_id = GlobalSettingHelper::getSetting(GlobalSettingEnum::CRON_SYNC_LAST_ID)?:0;
        $zones_per_run = GlobalSettingHelper::getSetting(GlobalSettingEnum::CRON_SYNC_ZONES_PER_RUN);
        $zones_per_run<1?$zones_per_run=1:'';
        
        $rep = $this->getZonesRepoWithIDGreaterThan($last_id,$zones_per_run);
        $count_filtered = $rep->count();
        
        foreach($rep->get() as $zone) {
            try {
                $server = $zone->getServer();
                $nameservers = $server->getNameservers();
                $ns_records = $zone->getModule()->getRecords('NS');

                foreach($nameservers as $nameserver) {
                    if(!empty($nameserver->name) || !empty($nameserver->ip)) {
                        $value = empty($nameserver->name)?$nameserver->ip:$nameserver->name;
                        foreach($ns_records as $record) {
                            if($record->rdata->__toString() == $value)
                                continue 2;
                        }

                        $zone->getModule()->terminateZone();
                    }
                }
            } catch (\Exception $e) {
                
            }
            
        }
        
        if($count_filtered < $zones_per_run)
            $last_id = 0;
        
        GlobalSettingHelper::setSetting(GlobalSettingEnum::CRON_SYNC_LAST_ID, $last_id);
    }
    
    private function getZonesRepoWithIDGreaterThan($id, $zones_per_run) {
        $rep = new main\models\custom\zone\Repository();
        $rep->setFilter(0, array(
            'customQuery' => 'id > :last_id ',
            'params' => array('last_id' => $id)
        ));
        $rep->limit($zones_per_run);
        return $rep;
    }
}