<?php


namespace CmtsBundle\Command;

use BaseStatsBundle\Command\BaseCmtsCommand;
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 CmtsBundle\SNMP\SNMP as SNMP;
use Symfony\Component\Yaml\Parser;

class CmtsOctetsCommand extends BaseCmtsCommand
{

    protected function configure()
    {
        $this
            ->setName('cmts:octets')
            ->setDescription('Obtener Octets de CMTS')
            ->setHelp('Se requieren parámetros para poder realizar la correcta consulta. El comando requiere Redis.')
            ->setDefinition(array(
                new InputOption('cmts-device-id', null, InputOption::VALUE_OPTIONAL, "DeviceId del CMTS",1),
                new InputOption('cmts-server-id', null, InputOption::VALUE_OPTIONAL, "ServerDevice del CMTS",1),
                new InputOption('cmts-ip', false, InputOption::VALUE_OPTIONAL, "IP del CMTS"),
                new InputOption('cmts-community', false, InputOption::VALUE_OPTIONAL, "Community del CMTS"),
                new InputOption('cmts-snmp-library', false, InputOption::VALUE_OPTIONAL, "Versión de librería SNMP"),
                new InputOption('cmts-docs', false, InputOption::VALUE_OPTIONAL, "Versión DOCS-QOS del CMTS.", 2),
                new InputOption('save-historic', null, InputOption::VALUE_OPTIONAL, "Send data to StatsD",1)
            ))
        ;
    }

    /**
     * @param InputInterface $input
     * @param OutputInterface $output
     */
    protected function execute(InputInterface $input, OutputInterface $output)
    {
        parent::execute($input, $output);
        
        $key_cm_octets = "cm_octets_{$this->d_s}";
        $saveHistoric = (int) $input->getOption('save-historic');
        $cmtsDocs = (int) $input->getOption('cmts-docs');
        $inicio = microtime(true);
        $time = time();
        $date = date("Y-m-d");
        
        $SNMP = new SNMP($this->cmtsIp, $this->cmtsCommunity);
        $library = "use".$this->cmtsSnmpLibrary;
        $this->apiSNMP = $SNMP->$library();
        
        $cmOctetsCached = $this->getData($key_cm_octets, true);

        $inBandTotal = $outBandTotal = $inAccTotal = $outAccTotal = 0;
        
        if(empty($cmOctetsCached)) {
            $this->output->writeln("Se inicializa {$key_cm_octets}.");
            $cmOctetsCached = array();
        }
        
        switch($cmtsDocs) {

            case 1:
                $index = $this->getSNMP("docsQosCmtsIfIndex","cmtsIndexs");
                $flows = $this->getSNMP("docsQosServiceFlowDirection","cmtsFlows");
                $octets = $this->getSNMP("docsQosServiceFlowOctets","cmtsOctets");
                break;
                
            case 2:
                $index = array_merge($this->getSNMP("docsQosCmtsIfIndex","cmtsIndexs"),$this->getSNMP("docsQos3CmtsIfIndex","cmtsIndexs"));
                $flows = array_merge($this->getSNMP("docsQosServiceFlowDirection","cmtsFlows"),$this->getSNMP("docsQos3ServiceFlowDirection","cmtsFlows"));
                $octets = array_merge($this->getSNMP("docsQosServiceFlowOctets","cmtsOctets"),$this->getSNMP("docsQos3ServiceFlowOctets","cmtsOctets"));
                break;
                
            case 3:
                $index = $this->getSNMP("docsQos3CmtsIfIndex","cmtsIndexs");
                $flows = $this->getSNMP("docsQos3ServiceFlowDirection","cmtsFlows");
                $octets = $this->getSNMP("docsQos3ServiceFlowOctets","cmtsOctets");
                break;
        }
        
        //Flow Direction: 1 = download(in) / 2 = upload(out)

        $consumptionData = $data = array();
        $totalConsOut = $totalConsIn = $totalIn = $totalOut = 0;

        foreach($index as $mac => $_flows) {

            $new = array('flows' => array());
            $inDiff = $outDiff = $inBand = $outBand = 0;

            $flowsCached = array();
            if(isset($cmOctetsCached[$mac])) {
                $flowsCached = $cmOctetsCached[$mac]['flows'];
                $inAcc = $cmOctetsCached[$mac]['inAcc'];
                $outAcc = $cmOctetsCached[$mac]['outAcc'];
                $t0 = $cmOctetsCached[$mac]['t'];
            } else {
                $flowsCached = array();
                $outAcc = $inAcc = 0; $t0 = $time;
            }
            
            foreach($_flows as $flow) {
                
                if(!isset($flows[$flow]) || !isset($octets[$flow])) continue;

                $d = $flows[$flow]; $o1 = $octets[$flow]; $t1 = $time; $acc = 0;
                
                if(isset($flowsCached[$flow])) {
                    $o0 = $flowsCached[$flow]['oct'];
                    
                    if($d == 1) {
                        $band = "inBand";
                        $acc = "inAcc";
                        $_d = "inDiff";
                    } else {
                        $band = "outBand";
                        $acc = "outAcc";
                        $_d = "outDiff";
                    }
                        
                    if(($o1 >= $o0) && ($t1 > $t0)) {
                        $diff = $o1 - $o0;
                        $$_d += $diff;
                        $$acc += $diff;
                        $$band += ($diff / ($t1 - $t0)) * 8;
                    }
                }
                
                $new['flows'][$flow] = array('d' => $d, 'oct' => $o1);
            }

            $sendData["inbandwidth_cm_{$mac}"] = "{$inBand}|g";
            $sendData["outbandwidth_cm_{$mac}"] = "{$outBand}|g";
            
            $div = 1073741824; //bytes => giga
            $consIn = number_format(($inAcc / $div),3,'.','');
            $consOut = number_format(($outAcc / $div),3,'.','');

            $div = 1073741824; //bytes => giga
            $inGB =  number_format($inDiff / $div, 5,".","");
            $outGB = number_format($outDiff / $div, 5,".","");
            $server = $this->cmtsServerId;
            $fatherDevice = $this->cmtsDeviceId;
            $fatherDeviceType = 1;
            $device = $mac;
            $date = date("Y-m-d");
            $consumptionData[] = "({$server},{$fatherDevice},{$fatherDeviceType},'{$device}','{$date}',{$inGB},{$outGB})";
            
            $sendData["inconsumption_cm_{$mac}"] = "{$consIn}|g";
            $sendData["outconsumption_cm_{$mac}"] = "{$consOut}|g";
            
            $inBandTotal += $inBand;
            $outBandTotal += $outBand;
            $inAccTotal += $inAcc;
            $outAccTotal += $outAcc;
            
            if(date("n",$t0) != date("n",$time)) {
                $inAcc = $outAcc = 0;
            }

            $new['inBand'] = $inBand;
            $new['outBand'] = $outBand;
            $new['inAcc'] = $inAcc;
            $new['outAcc'] = $outAcc;
            $new['t'] = $time;

            $data[$mac] = $new;

        }

        if($data) $this->setData($key_cm_octets, $data, true);

        $sendData["{$this->d_s}_inbandwidth_cmts_x_cm"] = "{$inBandTotal}|g";
        $sendData["{$this->d_s}_outbandwidth_cmts_x_cm"] = "{$outBandTotal}|g";

        $div = 1073741824; //bytes => giga
        $consIn = number_format(($inAccTotal / $div),3,'.','');
        $consOut = number_format(($outAccTotal / $div),3,'.','');

        $sendData["{$this->d_s}_inconsumption_cmts_x_cm"] = "{$consIn}|g";
        $sendData["{$this->d_s}_outconsumption_cmts_x_cm"] = "{$consOut}|g";

        $this->saveConsumption($consumptionData);

        if($sendData && $saveHistoric) {
            $t_start_script = microtime(true); 
            $statsdService = $this->getContainer()->get('statsd');
            $statsdService->send($sendData);
            $t_end_script = microtime(true); 
            $time = $t_end_script - $t_start_script;
            print_r("Tiempo de envío al StatsD: {$time} ms / Cantidad: ".count($sendData).PHP_EOL);
        }
        

        /* Fin de bloqueo */
        $this->removeLock($this->flag);

        $fin = microtime(true);
        $time = $fin - $inicio;
        $this->output->writeln("Tiempo: $time segundos");
        
    }
    
    /**
     * @param array $unique_data
     */
    function saveConsumption($data)
    {
        if ($data) {
            $query = "INSERT LOW_PRIORITY INTO `device_consumption` (`server_id`, `father_device_id`, `father_device_type`, `device`, `date`,`cons_in`,`cons_out`) VALUES " . implode(",", $data) . " ON DUPLICATE KEY UPDATE cons_out = cons_out + VALUES(cons_out), cons_in = cons_in + VALUES(cons_in);";
            $this->executeQueries(array($query));
            
        }
    }
}