<?php
/**
 * Uninstall Handler
 *
 * Cleans up plugin data on uninstall
 *
 * @package Igny8Bridge
 */

// If uninstall not called from WordPress, then exit
if (!defined('WP_UNINSTALL_PLUGIN')) {
    exit;
}

// Remove all IGNY8 options from wp_options table
$igny8_options = array(
    // Authentication & Connection
    'igny8_access_token',
    'igny8_refresh_token',
    'igny8_api_key',
    'igny8_email',
    'igny8_site_id',
    'igny8_integration_id',
    'igny8_access_token_issued',
    'igny8_token_refreshed_at',
    'igny8_bridge_version',
    
    // API & Health
    'igny8_last_api_health_check',
    'igny8_api_key_revoked',
    
    // Site Sync Timestamps
    'igny8_last_site_sync',
    'igny8_last_site_import_id',
    'igny8_last_structure_sync',
    'igny8_last_taxonomy_sync',
    'igny8_last_keyword_sync',
    'igny8_last_writer_sync',
    'igny8_last_full_site_scan',
    'igny8_last_semantic_map',
    'igny8_last_semantic_map_summary',
    'igny8_last_incremental_site_sync',
    'igny8_last_link_graph_sync',
    'igny8_last_link_graph_count',
    'igny8_last_sync_from_igny8',
    'igny8_last_site_snapshot',
    
    // Settings & Configuration
    'igny8_default_post_status',
    'igny8_default_author_role',
    'igny8_enable_woocommerce',
    'igny8_enable_two_way_sync',
    'igny8_connection_enabled',
    'igny8_control_mode',
    'igny8_widgets_enabled',
    'igny8_toc_min_headings',
    'igny8_auto_create_authors',
    'igny8_show_image_description',
    
    // Module & Feature Toggles
    'igny8_enabled_modules',
    'igny8_enabled_post_types',
    'igny8_enabled_taxonomies',
    'igny8_available_modules',
    'igny8_supported_post_types',
    'igny8_supported_taxonomies',
    
    // Data & Mappings
    'igny8_taxonomy_sector_mappings',
    'igny8_link_queue',
    'igny8_webhook_logs',
    'igny8_site_scan_settings',
    'igny8_site_metadata_v1',
    
    // Sync & Queue
    'igny8_sync_enabled',
);

// Delete all IGNY8 options
foreach ($igny8_options as $option) {
    delete_option($option);
}

// Remove all post meta (IGNY8-specific metadata on posts)
global $wpdb;
$wpdb->query("
    DELETE FROM {$wpdb->postmeta}
    WHERE meta_key LIKE '_igny8_%' OR meta_key LIKE 'igny8_%'
");

// Unschedule ALL cron jobs
$cron_hooks = array(
    'igny8_sync_post_statuses',
    'igny8_sync_site_data',
    'igny8_sync_from_igny8',
    'igny8_cron_sync_post_statuses',
    'igny8_cron_sync_site_data',
    'igny8_cron_sync_from_igny8',
    'igny8_cron_full_site_scan',
    'igny8_cron_sync_keywords',
    'igny8_cron_sync_taxonomies',
    'igny8_clear_old_webhook_logs',
    'igny8_batch_sync_post_statuses',
);

foreach ($cron_hooks as $hook) {
    $timestamp = wp_next_scheduled($hook);
    while ($timestamp) {
        wp_unschedule_event($timestamp, $hook);
        $timestamp = wp_next_scheduled($hook);
    }
    // Also clear any hooks from the cron array
    wp_clear_scheduled_hook($hook);
}

// Remove all IGNY8 transients
$wpdb->query("
    DELETE FROM {$wpdb->options}
    WHERE option_name LIKE '_transient_igny8_%'
       OR option_name LIKE '_transient_timeout_igny8_%'
");

// Remove any IGNY8 user meta
$wpdb->query("
    DELETE FROM {$wpdb->usermeta}
    WHERE meta_key LIKE 'igny8_%' OR meta_key LIKE '_igny8_%'
");

// Note: Taxonomies and terms are NOT deleted
// They remain in WordPress for user reference
// Only the taxonomy registration is removed