<?php
namespace nulib\app;

use nulib\app\config\ConfigManager;
use nulib\app\config\JsonConfig;
use nulib\app\config\YamlConfig;
use nulib\os\path;
use nulib\ValueException;

/**
 * Class config: gestion de la configuration de l'application
 */
class config {
  protected static ConfigManager $config;

  static function init_configurator($configurators): void {
    self::$config->addConfigurator($configurators);
  }

  # certains types de configurations sont normalisés
  /** ne configurer que le minimum pour que l'application puisse s'initialiser */
  const CONFIGURE_INITIAL_ONLY = ["include" => "initial"];
  /** ne configurer que les routes */
  const CONFIGURE_ROUTES_ONLY = ["include" => "routes"];
  /** configurer uniquement ce qui ne nécessite pas d'avoir une session */
  const CONFIGURE_NO_SESSION = ["exclude" => "session"];

  static function configure(?array $params=null): void {
    self::$config->configure($params);
  }
  
  static final function add($config, string ...$profiles): void { self::$config->addConfig($config, $profiles); }
  static final function load_config($file): void {
    $ext = path::ext($file);
    if ($ext === ".yml" || $ext === ".yaml") {
      $config = new YamlConfig($file);
    } elseif ($ext === ".json") {
      $config = new JsonConfig($file);
    } else {
      throw ValueException::invalid_value($file, "config file");
    }
    self::add($config);
  }

  static final function get(string $pkey, $default=null, ?string $profile=null) { return self::$config->getValue($pkey, $default, $profile); }
  static final function k(string $pkey, $default=null) { return self::$config->getValue("app.$pkey", $default); }
  static final function db(string $pkey, $default=null) { return self::$config->getValue("dbs.$pkey", $default); }
  static final function m(string $pkey, $default=null) { return self::$config->getValue("msgs.$pkey", $default); }
  static final function l(string $pkey, $default=null) { return self::$config->getValue("mails.$pkey", $default); }
}

new class extends config {
  function __construct() {
    self::$config = new ConfigManager();
  }
};