<?php
/**
 * Uninstall Handler for AI Support Assistant.
 *
 * @package AISupportAssistant
 */

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

global $wpdb;

// Drop custom database tables on plugin uninstall.
$ai_support_assistant_tables = array(
	$wpdb->prefix . 'ai_support_assistant_documents',
	$wpdb->prefix . 'ai_support_assistant_chunks',
	$wpdb->prefix . 'ai_support_assistant_chat_history',
	$wpdb->prefix . 'ai_support_assistant_logs',
);

foreach ( $ai_support_assistant_tables as $ai_support_assistant_table ) {
	// phpcs:ignore WordPress.DB.PreparedSQL.InterpolatedNotPrepared, WordPress.DB.DirectDatabaseQuery.DirectQuery, WordPress.DB.DirectDatabaseQuery.NoCaching, WordPress.DB.DirectDatabaseQuery.SchemaChange
	$wpdb->query( "DROP TABLE IF EXISTS {$ai_support_assistant_table}" );
}

// Delete options settings.
delete_option( 'ai_support_assistant_settings' );
delete_option( 'ai_support_assistant_db_version' );
delete_transient( 'ai_support_assistant_statistics' );