<?php
/**
 * Plugin Name: Super Ajax Search
 * Description: Feature-rich live search with thumbnails, smart excerpts, result grouping, and category filtering.
 * Version: 2.0.0
 * Author: Naveen Gaur
 * Author URI: https://techwithnavi.com/
 * License: GPL-2.0-or-later
 * License URI: https://www.gnu.org/licenses/gpl-2.0.html
 * Text Domain: super-ajax-search
 * Domain Path: /languages
 * Requires at least: 6.0
 * Tested up to: 6.9
 * Requires PHP: 8.1
 *
 * @package SuperAjaxSearch
 */

// Prevent direct access.
if ( ! defined( 'ABSPATH' ) ) {
	exit;
}

// Plugin constants.
define( 'SUPER_AJAX_SEARCH_VERSION', '2.0.0' );
define( 'SUPER_AJAX_SEARCH_PATH', plugin_dir_path( __FILE__ ) );
define( 'SUPER_AJAX_SEARCH_URL', plugin_dir_url( __FILE__ ) );
define( 'SUPER_AJAX_SEARCH_BASENAME', plugin_basename( __FILE__ ) );

// Load classes.
require_once SUPER_AJAX_SEARCH_PATH . 'includes/class-super-ajax-search.php';
require_once SUPER_AJAX_SEARCH_PATH . 'includes/class-super-ajax-search-admin.php';

/**
 * Initialize plugin.
 *
 * @return void
 */
function super_ajax_search_init(): void {
	super_ajax_search_maybe_migrate();

	// Always load frontend (AJAX/REST handlers must be available on admin-ajax.php too).
	new Super_Ajax_Search();

	if ( is_admin() ) {
		new Super_Ajax_Search_Admin();
	}
}
add_action( 'plugins_loaded', 'super_ajax_search_init' );

/**
 * Load text domain.
 *
 * @return void
 */
function super_ajax_search_load_textdomain(): void {
	load_plugin_textdomain(
		'super-ajax-search',
		false,
		dirname( plugin_basename( __FILE__ ) ) . '/languages'
	);
}
add_action( 'plugins_loaded', 'super_ajax_search_load_textdomain' );

/**
 * One-time migration from v1.x option names (ajax_searchwp_*) to v2.x (super_ajax_search_*).
 *
 * @return void
 */
function super_ajax_search_maybe_migrate(): void {
	if ( get_option( 'super_ajax_search_migrated' ) ) {
		return;
	}

	$map = array(
		'ajax_searchwp_post_types'         => 'super_ajax_search_post_types',
		'ajax_searchwp_search_placeholder' => 'super_ajax_search_placeholder',
		'ajax_searchwp_limit'              => 'super_ajax_search_limit',
		'ajax_searchwp_no_results_text'    => 'super_ajax_search_no_results_text',
	);

	foreach ( $map as $old_key => $new_key ) {
		$value = get_option( $old_key );
		if ( false !== $value ) {
			update_option( $new_key, $value );
			delete_option( $old_key );
		}
	}

	update_option( 'super_ajax_search_migrated', '1' );
}