<?php

use MintyPHP\Auth;
use MintyPHP\Cache;
use MintyPHP\DB;
use MintyPHP\Debugger;
use MintyPHP\Firewall;
use MintyPHP\I18n;
use MintyPHP\Router;
use MintyPHP\Session;

$envString = static function (string $key, string $default): string {
    $value = getenv($key);
    if ($value === false || $value === '') {
        return $default;
    }
    return (string) $value;
};

$envInt = static function (string $key, int $default): int {
    $value = getenv($key);
    if ($value === false || $value === '') {
        return $default;
    }
    $parsed = filter_var($value, FILTER_VALIDATE_INT);
    return $parsed !== false ? (int) $parsed : $default;
};

$envFloat = static function (string $key, float $default): float {
    $value = getenv($key);
    if ($value === false || $value === '') {
        return $default;
    }
    $parsed = filter_var($value, FILTER_VALIDATE_FLOAT);
    return $parsed !== false ? (float) $parsed : $default;
};

$envBool = static function (string $key, bool $default): bool {
    $value = getenv($key);
    if ($value === false || $value === '') {
        return $default;
    }
    $parsed = filter_var($value, FILTER_VALIDATE_BOOLEAN, FILTER_NULL_ON_FAILURE);
    return $parsed ?? $default;
};

$envList = static function (string $key, array $default): array {
    $value = getenv($key);
    if ($value === false || $value === '') {
        return $default;
    }
    return array_values(array_filter(array_map('trim', explode(',', (string) $value))));
};

define('APP_NAME', $envString('APP_NAME', 'IMVS'));
define('APP_TIMEZONE', $envString('APP_TIMEZONE', 'Europe/Berlin'));
define('APP_STORAGE_PATH', $envString('APP_STORAGE_PATH', __DIR__ . '/../storage'));
define('APP_CRYPTO_KEY', $envString('APP_CRYPTO_KEY', ''));
define('TENANT_SCOPE_STRICT', $envBool('TENANT_SCOPE_STRICT', true));
if (!defined('APP_LOCALES')) {
    define('APP_LOCALES', $envList('APP_LOCALES', ['de', 'en']));
}

if (!defined('APP_ROUTE_DEFINITIONS')) {
    $routesFile = __DIR__ . '/routes.php';
    $routeDefinitions = is_file($routesFile) ? include $routesFile : [];
    if (!is_array($routeDefinitions)) {
        $routeDefinitions = [];
    }
    define('APP_ROUTE_DEFINITIONS', $routeDefinitions);
}

if (!defined('APP_PUBLIC_PATHS')) {
    $publicPaths = [];
    foreach (APP_ROUTE_DEFINITIONS as $route) {
        if (!empty($route['public'])) {
            $path = trim((string) ($route['path'] ?? ''));
            if ($path !== '') {
                $publicPaths[] = $path;
            }
        }
    }
    if (!$publicPaths) {
        throw new RuntimeException('No public routes configured in config/routes.php');
    }
    define('APP_PUBLIC_PATHS', array_values(array_unique($publicPaths)));
}

date_default_timezone_set(APP_TIMEZONE);

Router::$baseUrl = '/'; // default: '/'
Router::$pageRoot = 'pages/'; // default: 'pages/'
Router::$templateRoot = 'templates/'; // default: 'templates/'

Session::$sessionName = $envString('SESSION_NAME', 'MintyPHP');

Firewall::$concurrency = $envInt('FIREWALL_CONCURRENCY', 10);
Firewall::$spinLockSeconds = $envFloat('FIREWALL_SPINLOCK_SECONDS', 0.15);
Firewall::$intervalSeconds = $envInt('FIREWALL_INTERVAL_SECONDS', 300);
Firewall::$cachePrefix = $envString('FIREWALL_CACHE_PREFIX', 'fw_concurrency_');
Firewall::$reverseProxy = $envBool('FIREWALL_REVERSE_PROXY', false);

Cache::$servers = $envString('CACHE_SERVERS', '127.0.0.1');

DB::$host = $envString('DB_HOST', 'db');
DB::$username = $envString('DB_USER', 'mintyphp');
DB::$password = $envString('DB_PASS', 'mintyphp');
DB::$database = $envString('DB_NAME', 'mintyphp');
DB::$port = $envInt('DB_PORT', 3306);

Auth::$usersTable = 'users';
Auth::$usernameField = 'email';
Auth::$passwordField = 'password';
Auth::$createdField = 'created';
Auth::$totpSecretField = 'totp_secret';

Debugger::$enabled = $envBool('APP_DEBUG', true);

I18n::$domain = $envString('APP_I18N_DOMAIN', 'default');
I18n::$locale = $envString('APP_LOCALE', 'de');
