<?php
/**
 * Plugin uninstall tasks.
 *
 * @package ZeroSpamForms
 */

namespace TwoOTwoCode\ZeroSpamForms\Core;

defined( 'ABSPATH' ) || exit;

use TwoOTwoCode\ZeroSpamForms\Core\Settings\SettingsRepository;
use TwoOTwoCode\ZeroSpamForms\Logging\OptionEventStore;

/**
 * Handles explicit uninstall cleanup without affecting deactivation.
 */
final class Uninstaller {
	/**
	 * Plugin-owned scheduled hooks.
	 *
	 * @var array<int, string>
	 */
	private const SCHEDULED_HOOKS = array(
		'twootwocode_zsf_event_retention_cleanup',
		'twootwocode_zsf_quarantine_retention_cleanup',
	);

	/**
	 * Run uninstall cleanup when the admin opted into data removal.
	 */
	public static function uninstall(): void {
		$settings = ( new SettingsRepository() )->get_settings();

		self::clear_scheduled_hooks();

		if ( empty( $settings['delete_data_on_uninstall'] ) ) {
			return;
		}

		self::delete_known_plugin_options();
	}

	/**
	 * Delete only known plugin-owned options.
	 */
	public static function delete_known_plugin_options(): void {
		if ( ! function_exists( 'delete_option' ) ) {
			return;
		}

		foreach ( self::get_known_option_names() as $option_name ) {
			delete_option( $option_name );
		}
	}

	/**
	 * Clear only plugin-owned scheduled hooks.
	 */
	public static function clear_scheduled_hooks(): void {
		if ( ! function_exists( 'wp_clear_scheduled_hook' ) ) {
			return;
		}

		foreach ( self::SCHEDULED_HOOKS as $hook_name ) {
			wp_clear_scheduled_hook( $hook_name );
		}
	}

	/**
	 * Get known plugin-owned option names.
	 *
	 * @return array<int, string>
	 */
	public static function get_known_option_names(): array {
		return array(
			SettingsRepository::OPTION_NAME,
			OptionEventStore::OPTION_NAME,
		);
	}
}