<?php
/**
 * Uninstall script for iDrivee2 Media Upload.
 *
 * Runs when the plugin is uninstalled. By default, all plugin data is
 * preserved unless the administrator explicitly opted in to removal via
 * the "Delete all plugin data on uninstall" setting (data preservation
 * policy per AGENTS-database-roles-performance-i18n.md).
 *
 * On Multisite every site is visited: options, post meta, and cron events
 * are site-scoped, so cleaning only the current site would leave subsite
 * data behind.
 *
 * @package iDrivee2Media
 * @since   0.3.0
 */

declare(strict_types=1);

/**
 * Prevent direct access to this file.
 */
if ( ! defined( 'WP_UNINSTALL_PLUGIN' ) ) {
	exit;
}

// On Multisite, clean up every site; otherwise just the current one.
// get_sites() defaults to 100 results, so 'number' => 0 (no limit) is
// required to reach every site on large networks.
$idrivee2_site_ids = array( get_current_blog_id() );

if ( is_multisite() ) {
	$idrivee2_network_sites = get_sites(
		array(
			'fields' => 'ids',
			'number' => 0,
		)
	);

	if ( ! empty( $idrivee2_network_sites ) ) {
		$idrivee2_site_ids = array_map( 'intval', $idrivee2_network_sites );
	}
}

// switch_to_blog() only exists on Multisite (ms-blogs.php is not loaded on
// single-site installs), so switch only when running Multisite.
$idrivee2_is_multisite = is_multisite();

foreach ( $idrivee2_site_ids as $idrivee2_site_id ) {
	if ( $idrivee2_is_multisite ) {
		switch_to_blog( $idrivee2_site_id );
	}

	$idrivee2_settings    = get_option( 'idrivee2_media_settings', array() );
	$idrivee2_delete_data = is_array( $idrivee2_settings ) && isset( $idrivee2_settings['delete_on_uninstall'] ) && '1' === $idrivee2_settings['delete_on_uninstall'];

	if ( $idrivee2_delete_data ) {
		// Delete all plugin post meta via the WordPress API.
		delete_post_meta_by_key( '_idrivee2_last_upload' );
		delete_post_meta_by_key( '_idrivee2_s3_base_url' );

		// Delete plugin options.
		delete_option( 'idrivee2_deletion_queue' );
		delete_option( 'idrivee2_media_settings' );
		delete_option( 'idrivee2_s3_operations' );
	}

	// Always clear cron events to prevent orphaned scheduled tasks.
	wp_clear_scheduled_hook( 'idrivee2_cleanup_local_files' );

	if ( $idrivee2_is_multisite ) {
		restore_current_blog();
	}
}

/**
 * Note: Files uploaded to S3 are NOT deleted by this uninstall script.
 * If you want to delete files from S3, you must do so manually using
 * your S3 management console or AWS CLI.
 *
 * Local files in wp-content/uploads/ are also NOT deleted, as they are
 * part of WordPress's standard media library structure.
 */