<?php declare(strict_types=1);

namespace Orbit;

/**
 * Config
 *
 * @package Orbit
 */
class Config
{
    public $host = "0.0.0.0";
    public $port = 1965;
    public $hostname = "localhost";

    public $tls_certfile = "";
    public $tls_keyfile = "";
    public $key_passphrase = "";

    public $log_file = ".log/orbit.log";
    public $log_level = "info";

    public $root_dir = ".";
    public $index_file = "index.gmi";
    public $enable_directory_index = true;

    private $is_development_server = false;

    /**
     * __construct
     *
     * @param bool $is_development
     * @return void
     */
    public function __construct($is_development_server = false)
    {
        $this->setIsDevelopmentServer($is_development_server);
    }

    public function setIsDevelopmentServer($is_development_server): void
    {
        $this->is_development_server = (bool) $is_development_server;
    }

    public function getIsDevelopmentServer(): bool
    {
        return $this->is_development_server;
    }

    /**
     * Read config values from ini file
     *
     * @param string $filename Path to ini file
     * @return void
     */
    public function readFromIniFile(string $filename): void
    {
        if (!file_exists($filename) || !is_readable($filename)) {
            throw new \Exception("Cannot read config file '$filename'");
        }

        $ini = parse_ini_file($filename);
        $this->readFromArray($ini);
    }

    /**
     * Read config values from array
     *
     * @param array $data Array of config values
     * @return void
     */
    public function readFromArray(array $params): void
    {
        $valid_keys = [
            'host', 'port', 'hostname', 'tls_certfile',
            'tls_keyfile', 'key_passphrase', 'log_file', 'log_level',
            'root_dir', 'index_file', 'enable_directory_index',
        ];

        foreach ($params as $key => $value) {
            if (!in_array($key, $valid_keys)) {
                continue;
            }

            $this->{$key} = $value;
        }
    }
}