<?php
namespace ProVM\Command;

use DateTimeImmutable;
use DateInterval;
use Psr\Log\LoggerInterface;
use Symfony\Component\Console\Command\Command;
use Symfony\Component\Console\Input\InputInterface;
use Symfony\Component\Console\Output\OutputInterface;
use function Safe\shell_exec;

#[AsCommand(
    name: 'watch',
    hidden: false
)]
class Watch extends Command
{
    public function __construct(protected string $period, string $name = 'watch')
    {
        parent::__construct($name);
    }

    public function execute(InputInterface $input, OutputInterface $output): int
    {
        $period = new DateInterval($this->period);
        $current = new DateTimeImmutable();
        while(true) {
            $now = new DateTimeImmutable();
            if ($now->diff($current) === $period) {
                $this->runUpdate();
                $current = $now;
            }
        }
        return Command::SUCCESS;
    }
    protected function runUpdate(): void
    {
        $command = '/app/bin/console update';
        shell_exec($command);
    }
}