<?php

namespace NoccyLabs\Mercureact;

use Symfony\Component\Yaml\Yaml;

class Configuration
{
    private array $config = [];


    public static function createDefault(): Configuration
    {
        return new Configuration();
    }

    public static function fromFile(string $file): Configuration
    {
        $config = new Configuration();

        $file = realpath($file);
        if (!file_exists($file)) {
            throw new \Exception("Configuration file not found");
        }
        $data = file_get_contents($file);
        $yaml = Yaml::parse($data);

        $unwrap = null; // mute IDE complains about $unwrap not defined
        $unwrap = function (array $array, Configuration $target, array $path=[]) use (&$unwrap) {
            foreach ($array as $key=>$value) {
                if (is_array($value)) {
                    $unwrap($value, $target, [ ...$path, $key ]);
                } else {
                    $key = join(".", [ ...$path, $key ]);
                    $target->config[$key] = $value;
                }
            }
        };
        $unwrap($yaml, $config);

        return $config;
    }

    public function setPublicUrl(string $publicUrl): self
    {
        $this->config['server.public_url'] = $publicUrl;
        return $this;
    }

    public function getPublicUrl(): ?string
    {
        return $this->config['server.public_url']??null;
    }

    public function setJwtSecret(string $secret): self
    {
        $this->config['security.jwt_secret'] = $secret;
        return $this;
    }

    public function getJwtSecret(): ?string
    {
        return $this->config['security.jwt_secret']??null;
    }

	function getAllowAnonymousSubscribe():bool
    {
		return $this->config['subscribe.allow_anonymous']??false;
	}

	function setAllowAnonymousSubscribe(bool $allowAnonymousSubscribe): self
    {
		$this->config['subscribe.allow_anonymous'] = $allowAnonymousSubscribe;
		return $this;
    }

    public function setListenAddress(string $address): self
    {
        $this->config['server.address'] = $address;
        return $this;
    }

    public function getListenAddress(): ?string
    {
        return $this->config['server.address']??null;
    }

    public function setAllowOriginHeader(string $value): self
    {
        $this->config['headers.allow_origin'] = $value;
        return $this;
    }

    public function setContentSecurityPolicyHeader(string $value): self
    {
        $this->config['headers.csp'] = $value;
        return $this;
    }

}