<?php
/**
 * Uninstall routine for SpeedNest.
 *
 * @package SpeedNest
 */

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

// 1. Clean up generated cache directories.
$wpsco_upload = wp_upload_dir();
$wpsco_cache_dirs = array(
    isset( $wpsco_upload['basedir'] ) ? wp_normalize_path( trailingslashit( $wpsco_upload['basedir'] ) . 'speednest/' ) : '',
    WP_CONTENT_DIR . '/cache/speednest/',
    WP_CONTENT_DIR . '/cache/wp-speed-optimizer/',
);

global $wp_filesystem;
if ( empty( $wp_filesystem ) ) {
    require_once ABSPATH . 'wp-admin/includes/file.php';
    WP_Filesystem();
}

foreach ( $wpsco_cache_dirs as $wpsco_cache_dir ) {
    if ( is_dir( $wpsco_cache_dir ) && ! empty( $wp_filesystem ) ) {
        $wp_filesystem->delete( $wpsco_cache_dir, true );
    }
}

// 2. Clear scheduled cron hooks.
wp_clear_scheduled_hook( 'wpsco_cache_cleanup' );
wp_clear_scheduled_hook( 'wpsco_expired_transients_cleanup' );
wp_clear_scheduled_hook( 'wpsco_cache_warming' );
wp_clear_scheduled_hook( 'wpsco_image_optimization_queue' );

// 3. Delete options only if explicit setting is configured.
$wpsco_settings = get_option( 'wpsco_settings', array() );
if ( ! empty( $wpsco_settings['delete_data_on_uninstall'] ) ) {
    delete_option( 'wpsco_settings' );
    delete_option( 'wpsco_cache_version' );

    // Clean up all plugin transients.
    global $wpdb;
    // phpcs:ignore WordPress.DB.DirectDatabaseQuery.DirectQuery, WordPress.DB.DirectDatabaseQuery.NoCaching -- Direct database query required to delete plugin transients upon uninstall.
    $wpdb->query(
        $wpdb->prepare(
            "DELETE FROM {$wpdb->options} WHERE option_name LIKE %s OR option_name LIKE %s",
            $wpdb->esc_like( '_transient_wpsco_' ) . '%',
            $wpdb->esc_like( '_transient_timeout_wpsco_' ) . '%'
        )
    );
}

// Note: WooCommerce orders, customers, products, posts, pages, and media are strictly preserved.