<?php

namespace StatsBundle\Command;

use Symfony\Bundle\FrameworkBundle\Command\ContainerAwareCommand;
use Symfony\Component\Console\Input\InputOption;
use Symfony\Component\Console\Input\InputInterface;
use Symfony\Component\Console\Output\OutputInterface;
use Symfony\Component\Process\Process;
use Symfony\Component\Process\Exception\ProcessFailedException;

class StatsGeoOnuCommand extends BaseCommand
{

    protected function configure()
    {
        $this
            ->setName('stats:onu:geo')
            ->setDescription('Update ONU Stats')
            ->setHelp('Genera un geoJson con las stats de las ONUs')
            ->setDefinition(array(
                new InputOption('olt-server-id', null, InputOption::VALUE_OPTIONAL, "ServerDevice de la OLT", 1)
            ))
        ;
    }

    /**
     * @param InputInterface $input
     * @param OutputInterface $output
     */
    protected function execute(InputInterface $input, OutputInterface $output)
    {
        parent::execute($input, $output);

        $oltServerId = (int) $input->getOption('olt-server-id');

        $now = date("d-m-Y H:i:s");

        $doctrine = $this->getContainer()->get('doctrine.orm.entity_manager');
        $path = $this->getContainer()->getParameter('geoserver_path_shapes');
        
        $devicesOlt = $doctrine->getRepository('\StatsBundle\Entity\Device')->findBy(array('deviceServer' => $oltServerId, 'deviceType' => 'FTTHBundle\Entity\OLT'));
        $metrics = array("tx" => "onu_tx_", "rx" => "onu_rx_", "temp" => "onu_temperature_", "volt" => "onu_voltage_", "status" => "onu_status_");

        $data = array();

        foreach($devicesOlt as $k => $deviceOlt) {
            $oltDeviceId = $deviceOlt->getDeviceId();
            $tenancyId = $deviceOlt->getTenancyId();
            
            if(isset($data[$tenancyId])) {
                $geo = $data[$tenancyId];
            } else {
                $geo = array();
                $geo['type'] = "FeatureCollection";
                $geo['totalFeatures'] = 0;
                $geo['features'] = array();
                $geo['crs'] = array('type' => "name", 'properties' => array('name' => "urn:ogc:def:crs:EPSG::4326"));
                $data[$tenancyId] = $geo;
            }

            $deviceServerId = $oltServerId;
            
            $key_olt_scan = "olt_scan_d_{$oltDeviceId}_s_{$oltServerId}";
            
            $stats = array();
            
            foreach($metrics as $m => $metric) {
                $key_onu_stats = "{$metric}d_{$oltDeviceId}_s_{$oltServerId}";
                $stats[$metric] = $this->getData($key_onu_stats, true);
            }

            $onus = $this->getData($key_olt_scan, true);
            
            $devices = $this->getDevices($oltServerId);

            foreach($onus as $index => $onu) {
                $sn = $onu['serialNumber'];
                $lowSn = strtolower($sn);
                
                if(!isset($devices[$lowSn])) 
                    continue;
                
                $row = array();
    
                $row['type'] = "Feature";
                $row['id'] = "onu.{$lowSn}";
                
                
                $lat = $devices[$lowSn]['lat'];
                $lng = $devices[$lowSn]['lng'];
                
                $row['geometry'] = array('type' => "Point", 'coordinates' => array(0 => $lng, 1 => $lat));
                $row['geometry_name'] = "the_geom";
                
                $row['properties'] = array();
                
                foreach($metrics as $m => $metric) {
                    if(isset($stats[$metric][$sn])) {
                        $row['properties'][$m] = $stats[$metric][$sn];
                    } else {
                        $row['properties'][$m] = "null";
                    }
                }
                
                $geo['features'][] = $row;
            }

            $geo['totalFeatures'] = count($geo['features']);
            

            $data[$tenancyId] = $geo;

        }

        //print_r($data);

        foreach($data as $tenancy => $geoData) {
            if($geoData['totalFeatures'] > 0) {

                $geoJson = json_encode($geoData);

                $file_name = "onu_stats_tenancy_{$tenancy}";
                $dir = "$path/deviceServer_{$oltServerId}";

                if(!is_dir($dir)) {
                    mkdir($dir);
                    chown($dir, "www-data");
                }
                
                $file = fopen($dir."/"."{$file_name}.json", "a+");
                fwrite($file, $geoJson);
                
                
                if($this->getContainer()->getParameter('geoserver_service') && file_exists($dir."/"."{$file_name}.json")) {
                    $this->generateShapes($dir, $file_name);
                    $workspace = "deviceServer_{$oltServerId}";

                    $geoserver = $this->getContainer()->get('geoserver.api');
                    $geoserver->createWorkspace($workspace);
                    $geoserver->updateShape($workspace);
                }

            }
        }
    }

    public function generateShapes($dir, $file_name) 
    {
        $process = new Process("ogr2ogr -f 'ESRI Shapefile' {$dir}/{$file_name}.shp {$dir}/{$file_name}.json");

        $process->run();
        //while ($process->isRunning()) {print_r("Procesando..".PHP_EOL);}
        if (!$process->isSuccessful()) {throw new ProcessFailedException($process);}
                    
        echo $process->getOutput();

    }

    public function getDevices($oltServerId) 
    {

        $doctrine = $this->getContainer()->get('doctrine.orm.entity_manager');

        $data = array();
        $onus = $doctrine->getRepository('\StatsBundle\Entity\Device')->findBy(array('deviceServer' => $oltServerId, 'deviceType' => 'FTTHBundle\Entity\ONU'));

        foreach($onus as $k => $device) {

            
            $extra = $device->jsonExtraData();

            if(isset($extra['ponSerialNumber'])) {

                $sn = strtolower($extra['ponSerialNumber']);

                if(isset($extra['location']) && isset($extra['location']['extraData'])) 
                {
                    if(isset($extra['location']['extraData']['lat'])) {
                        $lat = $extra['location']['extraData']['lat'];
                    } else {
                        continue;
                    }

                    if(isset($extra['location']['extraData']['lng'])) {
                        $lng = $extra['location']['extraData']['lng'];
                    } else {
                        continue;
                    }
                    
                    if(is_null($lat) || is_null($lng)) continue;

                } else {
                    continue;
                }

                $data[$sn] = array('deviceId' => $device->getDeviceId(), 'lat' => $lat, 'lng' => $lng);
            }
        }


        //print_r($data);die;

        return $data;

    }

}