<?php
/**
 * Boots the modules.
 *
 * @package GrowthCombinator
 */

namespace GrowthCombinator;

defined( 'ABSPATH' ) || exit;

final class Plugin {

	/**
	 * The modules, built once.
	 *
	 * @var Module[]|null
	 */
	private static $modules = null;

	/**
	 * Every module this copy of the plugin carries, in registration order.
	 *
	 * @return Module[]
	 */
	public static function modules() {
		if ( null === self::$modules ) {
			self::$modules = array(
				new Modules\Sitemap_Freshness(),
				new Modules\Addresses(),
				new Modules\Breadcrumbs(),
				new Modules\Status_Route(),
				new Modules\Settings_Page(),
			);
		}
		return self::$modules;
	}

	/**
	 * Registers every module once other plugins are loaded, so a module can see what else is installed.
	 *
	 * @return void
	 */
	public static function boot() {
		add_action(
			'plugins_loaded',
			static function () {
				foreach ( self::modules() as $module ) {
					$module->register();
				}
			}
		);
	}
}