<?php
namespace Cadoles\CoreBundle\Command;

use Symfony\Component\Console\Command\Command;
use Symfony\Component\Console\Input\InputInterface;
use Symfony\Component\Console\Input\InputArgument;
use Symfony\Component\Console\Output\OutputInterface;
use Symfony\Component\Finder\Finder;
use Symfony\Component\Filesystem\Filesystem;
use Symfony\Component\HttpFoundation\File\File;
use Symfony\Component\HttpKernel\KernelInterface;
use Doctrine\DBAL\Connection as DBALConnection;
use Doctrine\ORM\EntityManager;
use Symfony\Component\Validator\Constraints\DateTime;

use Cadoles\CoreBundle\Entity\Registration;

class PurgeServerCommand extends Command
{
    private $container;
    private $em;
    private $output;
    private $filesystem;
    private $rootlog;

    protected function configure()
    {
        $this
            ->setName('Core:PurgeServer')
            ->setDescription('Purge Server not updated')
            ->setHelp('This command Purge the obsolete Server')
            ->addArgument('cronid', InputArgument::OPTIONAL, 'ID Cron Job') 
            ->addArgument('lastchance', InputArgument::OPTIONAL, 'Lastchance to run the cron')              
        ;
    }

    protected function execute(InputInterface $input, OutputInterface $output)
    {
        $this->container    = $this->getApplication()->getKernel()->getContainer();
        $this->em           = $this->container->get('doctrine')->getEntityManager();
        $this->output       = $output;
        $this->filesystem   = new Filesystem();
        $this->rootlog      = $this->container->get('kernel')->getRootDir()."/../var/logs/";
        $alias              = $this->container->getParameter('alias');

        $this->writelnred('');
        $this->writelnred('== Core:PurgeServer');        
        $this->writelnred('==========================================================================================================');
        
        $now=new \DateTime('now');
        $now->sub(new \DateInterval('P3M'));

        $servers=$this->em->getRepository("CadolesCoreBundle:Server")->findAll();
        foreach($servers as $server) {
            if($server->getUpdatedate()<$now) {
                $this->writeln($server->getId()." = ".$server->getUpdatedate()->format("Ymd"));
                $this->em->remove($server);
                $this->em->flush();
            }
        }

        return 1;
    }

    private function writelnred($string) { 
        $this->output->writeln('<fg=red>'.$string.'</>');
        $this->filesystem->appendToFile($this->rootlog.'cron.log', $string."\n");
    }
    private function writeln($string) { 
        $this->output->writeln($string);
        $this->filesystem->appendToFile($this->rootlog.'cron.log', $string."\n");
    }     
}