<?php

namespace TusPhp\Commands;

use TusPhp\Config;
use TusPhp\Cache\CacheFactory;
use TusPhp\Tus\Server as TusServer;
use Symfony\Component\Console\Command\Command;
use Symfony\Component\Console\Input\InputArgument;
use Symfony\Component\Console\Input\InputInterface;
use Symfony\Component\Console\Output\OutputInterface;

class ExpirationCommand extends Command
{
    /** @var TusServer */
    protected $server;

    /**
     * {@inheritDoc}
     */
    protected function configure()
    {
        $this
            ->setName('tus:expired')
            ->setDescription('Remove expired uploads.')
            ->setHelp('Deletes all expired uploads to free server resources. Values can be redis, file or apcu. Defaults to file.')
            ->addArgument(
                'cache-adapter',
                InputArgument::OPTIONAL,
                'Cache adapter to use: redis, file or apcu',
                'file'
            )
            ->addOption(
                'config',
                'c',
                InputArgument::OPTIONAL,
                'File to get config parameters from.'
            );
    }

    /**
     * {@inheritDoc}
     */
    protected function execute(InputInterface $input, OutputInterface $output)
    {
        $output->writeln([
            '<info>Cleaning server resources</info>',
            '<info>=========================</info>',
            '',
        ]);

        $config = $input->getOption('config');

        if ( ! empty($config)) {
            Config::set($config);
        }

        $cacheAdapter = $input->getArgument('cache-adapter') ?? 'file';

        $this->server = new TusServer(CacheFactory::make($cacheAdapter));

        $deleted = $this->server->handleExpiration();

        if (empty($deleted)) {
            $output->writeln('<comment>Nothing to delete.</comment>');
        } else {
            foreach ($deleted as $key => $item) {
                $output->writeln('<comment>' . ($key + 1) . ". Deleted {$item['name']} from " . \dirname($item['file_path']) . '</comment>');
            }
        }

        $output->writeln('');
        
        return 0;
    }
}
