<?php

if ( ! defined( 'ABSPATH' ) ) {
	exit;
}

final class AIEO_Site_Address {

	
	const OPTION = 'aieo_generated_home';

	
	const NOTICE = 'aieo_site_address_rebuilt';

	
	const ACTION = 'aieo_rebuild_generated';

	public static function boot() {
		add_action( 'admin_init', array( __CLASS__, 'check' ) );
		add_action( 'admin_post_' . self::ACTION, array( __CLASS__, 'on_button' ) );
		add_action( 'admin_notices', array( __CLASS__, 'notice' ) );
	}

	
	public static function home() {
		return untrailingslashit( home_url( '/' ) );
	}

	
	public static function built_for() {
		return (string) get_option( self::OPTION, '' );
	}

	
	public static function check() {
		$now = self::home();
		$was = self::built_for();
		if ( $was === $now ) {
			return;
		}
		if ( '' === $was ) {
			update_option( self::OPTION, $now, false );
			return;
		}
		if ( wp_doing_ajax() || wp_doing_cron() || ! current_user_can( 'manage_options' ) ) {
			return;
		}
		self::rebuild_and_record( $was );
	}

	
	public static function on_button() {
		if ( ! current_user_can( 'manage_options' ) ) {
			wp_die( esc_html__( 'You are not allowed to do that.', 'ai-eshop-optimizer' ), '', array( 'response' => 403 ) );
		}
		check_admin_referer( self::ACTION );
		self::rebuild_and_record( self::built_for() );
		$back = wp_get_referer();
		wp_safe_redirect( $back ? $back : admin_url() );
		exit;
	}

	private static function rebuild_and_record( $was ) {
		$parts = self::rebuild();
		$now   = self::home();
		update_option( self::OPTION, $now, false );
		set_transient( self::NOTICE . '_' . get_current_user_id(), array( 'from' => (string) $was, 'to' => $now, 'parts' => $parts ), DAY_IN_SECONDS );
	}

	
	public static function rebuild() {
		$done = array();
		if ( class_exists( 'AIEO_Engine_Mega_Menu' ) && method_exists( 'AIEO_Engine_Mega_Menu', 'regenerate' ) ) {
			AIEO_Engine_Mega_Menu::regenerate();
			$done[] = 'menu';
		}
		if ( class_exists( 'AIEO_SEO_Sitemap' ) && method_exists( 'AIEO_SEO_Sitemap', 'build' ) ) {
			AIEO_SEO_Sitemap::build();
			$done[] = 'sitemaps';
		}
		if ( has_action( 'aieo_navigator_generate_json' ) ) {
			do_action( 'aieo_navigator_generate_json' );
			$done[] = 'navigator';
		}
		if ( class_exists( 'Rooster\Core\UsedCss' ) && method_exists( 'Rooster\Core\UsedCss', 'clear' ) ) {
			\Rooster\Core\UsedCss::clear();
			$done[] = 'used_css';
		}
		if ( function_exists( 'rooster_purge_fastcgi_cache' ) ) {
			rooster_purge_fastcgi_cache();
			$done[] = 'page_cache';
		}
		if ( class_exists( '\CF\WordPress\Hooks' ) ) {
			try {
				( new \CF\WordPress\Hooks() )->purgeCacheEverything();
				$done[] = 'cloudflare';
			} catch ( \Throwable $e ) {
				unset( $e ); 
			}
		}
		
		do_action( 'aieo_site_address_rebuilt', $done );
		return $done;
	}

	
	public static function part_names() {
		return array(
			'menu'       => __( 'the mega menu', 'ai-eshop-optimizer' ),
			'sitemaps'   => __( 'the sitemaps', 'ai-eshop-optimizer' ),
			'navigator'  => __( 'the admin search', 'ai-eshop-optimizer' ),
			'used_css'   => __( "the theme's page styles", 'ai-eshop-optimizer' ),
			'page_cache' => __( 'the page cache', 'ai-eshop-optimizer' ),
			'cloudflare' => __( "Cloudflare's cache", 'ai-eshop-optimizer' ),
		);
	}

	
	public static function notice() {
		$key  = self::NOTICE . '_' . get_current_user_id();
		$last = get_transient( $key );
		if ( ! is_array( $last ) ) {
			return;
		}
		delete_transient( $key );
		$names = self::part_names();
		$parts = array_values( array_filter( array_map( static fn ( $p ) => $names[ $p ] ?? '', (array) ( $last['parts'] ?? array() ) ) ) );
		$list  = $parts ? wp_sprintf_l( '%l', $parts ) : __( 'nothing (none of them is in use here)', 'ai-eshop-optimizer' );
		if ( '' !== (string) $last['from'] && (string) $last['from'] !== (string) $last['to'] ) {
			
			$text = sprintf( __( 'The site moved from %1$s to %2$s. Rooster One rebuilt what it makes from the address and emptied the caches: %3$s.', 'ai-eshop-optimizer' ), (string) $last['from'], (string) $last['to'], $list );
		} else {
			
			$text = sprintf( __( 'Rooster One rebuilt what it makes from the address and emptied the caches: %s.', 'ai-eshop-optimizer' ), $list );
		}
		echo '<div class="notice notice-success is-dismissible"><p>' . esc_html( $text ) . '</p></div>';
	}
}