<?php
/**
 * Plugin Deactivation
 *
 * @package WP_Debug
 * @since 1.0.0
 */

// Exit if accessed directly
if (!defined('ABSPATH')) {
    exit;
}

/**
 * WP_Debug_Deactivation class
 */
class WP_Debug_Deactivation {

    /**
     * Run deactivation tasks
     */
    public static function deactivate() {
        // Clean up transients
        self::cleanup_transients();

        // Flush rewrite rules
        flush_rewrite_rules();

        // Note: We DO NOT delete logs or database tables
        // This preserves data in case user reactivates the plugin
        // User can manually delete via Tools > WP Debug if desired
    }

    /**
     * Clean up temporary transients
     */
    private static function cleanup_transients() {
        // Delete temporary transients only
        delete_transient('wp_debug_temp_data');
        delete_transient('wp_debug_cache');

        // Clean up expired transients
        global $wpdb;
        $wpdb->query("DELETE FROM {$wpdb->options} WHERE option_name LIKE '_transient_timeout_wp_debug_%' AND option_value < UNIX_TIMESTAMP()");
        $wpdb->query("DELETE FROM {$wpdb->options} WHERE option_name LIKE '_transient_wp_debug_%' AND option_name NOT IN (SELECT CONCAT('_transient_', SUBSTRING(option_name, 19)) FROM {$wpdb->options} WHERE option_name LIKE '_transient_timeout_wp_debug_%')");
    }
}