<?php

namespace Orbit;

use Monolog\Logger;
use Monolog\Formatter\LineFormatter;
use Monolog\Handler\StreamHandler;

class Console extends \Qi_Console_Client
{
    public function execute()
    {
        if ($this->_args->version) {
            $this->showVersion();
            return 0;
        }

        if ($this->_args->help) {
            $this->showHelp();
            return 0;
        }

        $config = new Config();

        if ($this->_args->host) {
            $config->host = $this->_args->host;
        }

        if ($this->_args->port) {
            $config->port = $this->_args->port;
        }

        if ($this->_args->hostname) {
            $config->hostname = $this->_args->hostname;
        }

        if ($this->_args->log) {
            $config->log_file = $this->_args->log;
        }

        if ($this->_args->quiet) {
            $config->quiet = $this->_args->quiet;
        }

        if ($this->_args->verbose) {
            $config->verbose = $this->_args->verbose;
        }

        if ($this->_args->get("tls-cert")) {
            $config->tls_certfile = $this->_args->get("tls-cert");
        } else {
            $config->tls_certfile = sprintf("%s.cert.pem", $config->hostname);
        }

        if ($this->_args->get("tls-key")) {
            $config->tls_keyfile = $this->_args->get("tls-key");
        } else {
            $config->tls_keyfile = sprintf("%s.key.pem", $config->hostname);
        }

        if (!$config->quiet) {
            print "Orbit // Gemini server software\n";
            print ":: Using cert file " . $config->tls_certfile . "\n";
            print ":: Using key file " . $config->tls_keyfile . "\n";
        }
        $server = new Server($config, $this->makeLogger($config));
        $server->listen();
    }

    public function makeLogger($config)
    {
        $pid = getmypid();
        $output = "[%datetime%] $pid %channel%.%level_name%: %message% %context%\n";
        $formatter = new LineFormatter($output, 'Y-m-d\TH:i:s');

        $logger = new Logger('orbit');

        $level = Logger::INFO;
        if ($config->verbose) {
            $level = Logger::DEBUG;
        }

        $log_stream = new StreamHandler($config->log_file, $level);
        $log_stream->setFormatter($formatter);
        $logger->pushHandler($log_stream);

        if (!$config->quiet) {
            $std_stream = new StreamHandler('php://stdout', $level);
            $std_stream->setFormatter($formatter);
            $logger->pushHandler($std_stream);
        }

        return $logger;
    }

    public function showVersion()
    {
        print "Orbit " . Server::$version . "\n";
    }

    public function showHelp()
    {
        $this->showVersion();

        $out = $this->_terminal->do_op()
            . "Usage: orbit [options]\n"
            . "\n"
            . $this->_terminal->do_setaf(3)
            . "Options:\n"
            . $this->_terminal->do_op();

        foreach ($this->_args->getHelp() as $key => $value) {
            if (strpos($key, "|")) {
                $parts = explode("|", $key);
                $left = sprintf("-%s, --%s", $parts[0], $parts[1]);
            } else {
                $left = sprintf("    --%s", $key);
            }

            if ($left[-1] == ":") {
                $left = substr($left, 0, -1) . " <arg>";
            }

            $out .= sprintf(
                "  %s%s %s%s\n",
                $this->_terminal->do_setaf(2),
                str_pad($left, 20),
                $this->_terminal->do_op(),
                $value,
            );
        }

        print $out;
    }
}