<?php
/**
 * Runs when the plugin is deleted from the Plugins screen.
 * Settings, the link index, the 404 log, the change log and all Google data (Google is asked to cancel access) are removed. Per-page SEO titles and descriptions and the
 * redirects list are kept, so old addresses keep working and everything comes back if Crawlsure is reinstalled.
 *
 * @package Crawlsure
 */

defined( 'WP_UNINSTALL_PLUGIN' ) || exit;

// Google: ask Google to cancel Crawlsure's access before the stored keys are deleted.
$crawlsure_google = get_option( 'crawlsure_google', array() );
if ( is_array( $crawlsure_google ) && ! empty( $crawlsure_google['refresh'] ) ) {
	require_once __DIR__ . '/includes/class-crawlsure-google.php';
	$crawlsure_refresh = Crawlsure_Google::decrypt( $crawlsure_google['refresh'] );
	if ( '' !== $crawlsure_refresh ) {
		wp_remote_post(
			'https://oauth2.googleapis.com/revoke',
			array(
				'timeout' => 5,
				'body'    => array( 'token' => $crawlsure_refresh ),
			)
		);
	}
}

foreach ( array( 'crawlsure_google', 'crawlsure_gsc_state', 'crawlsure_gsc_cache', 'crawlsure_gsc_inspect_day', 'crawlsure_ga_data', 'crawlsure_cwv', 'crawlsure_google_updates', 'crawlsure_bing', 'crawlsure_settings', 'crawlsure_setup_done', 'crawlsure_site_kind', 'crawlsure_indexnow_key', 'crawlsure_indexnow_last', 'crawlsure_indexnow_queue', 'crawlsure_links_index_offset', 'crawlsure_soft404_site', 'crawlsure_bot_access', 'crawlsure_pagespeed', 'crawlsure_pro_key' ) as $crawlsure_option ) {
	delete_option( $crawlsure_option );
}
foreach ( array( 'crawlsure_health', 'crawlsure_author_count', 'crawlsure_activation_redirect', 'crawlsure_public_files', 'crawlsure_pro_download' ) as $crawlsure_transient ) {
	delete_transient( $crawlsure_transient );
}
foreach ( array( 'crawlsure_indexnow_send', 'crawlsure_links_index', 'crawlsure_links_check', 'crawlsure_404_trim', 'crawlsure_changes_trim', 'crawlsure_pages_check', 'crawlsure_gsc_sync', 'crawlsure_gsc_inspect', 'crawlsure_cwv_check', 'crawlsure_bing_sync', 'crawlsure_pagespeed_step' ) as $crawlsure_hook ) {
	wp_clear_scheduled_hook( $crawlsure_hook );
}
wp_clear_scheduled_hook( 'crawlsure_links_check', array( 'soon' ) );
wp_clear_scheduled_hook( 'crawlsure_pages_check', array( 'soon' ) );
wp_clear_scheduled_hook( 'crawlsure_gsc_sync', array( 'soon' ) );

// The link index and the 404 log are rebuilt automatically, so they are removed. The redirects
// table stays (see above); its version option stays with it so it is not rebuilt on reinstall.
global $wpdb;
foreach ( array( 'links', 'link_refs', '404', 'changes', 'page_checks', 'gsc_days', 'gsc_pages', 'gsc_queries', 'gsc_dims', 'gsc_index' ) as $crawlsure_table ) {
	$wpdb->query( $wpdb->prepare( 'DROP TABLE IF EXISTS %i', $wpdb->prefix . 'crawlsure_' . $crawlsure_table ) ); // phpcs:ignore WordPress.DB.DirectDatabaseQuery,WordPress.DB.DirectDatabaseQuery.SchemaChange
}
update_option( 'crawlsure_db_version', 1 ); // So the dropped tables are created again on reinstall.