<?php
/**
 * Feature: WebMCP Tools.
 *
 * Enqueues a frontend script that registers read-only tools via
 * `document.modelContext.registerTool()` — the W3C WebMCP draft API — with a
 * fallback to the earlier `navigator.modelContext.provideContext()` preview.
 *
 * @see https://webmachinelearning.github.io/webmcp/
 *
 * @package Ajaco
 */

namespace Ajaco;

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

add_action( 'wp_enqueue_scripts', __NAMESPACE__ . '\\enqueue_webmcp_script' );

/**
 * Enqueue the WebMCP tools script.
 *
 * @return void
 */
function enqueue_webmcp_script(): void {
	if ( ! is_feature_enabled( 'webmcp' ) ) {
		return;
	}

	$asset_path = AJACO_DIR . 'assets/js/webmcp-tools.js';
	if ( ! file_exists( $asset_path ) ) {
		return;
	}

	$version = filemtime( $asset_path );

	wp_enqueue_script(
		'ajaco-webmcp',
		AJACO_URL . 'assets/js/webmcp-tools.js',
		array(),
		$version,
		true
	);

	wp_localize_script(
		'ajaco-webmcp',
		'AjacoWebMCP',
		array(
			'apiUrl'    => rest_url( '/' ),
			'siteName'  => get_bloginfo( 'name' ),
			'language'  => get_bloginfo( 'language' ),
			'resources' => array_filter(
				array(
					'rest'    => rest_url( '/' ),
					'llmsTxt' => is_feature_enabled( 'llms_txt' ) ? home_url( '/llms.txt' ) : '',
					'openapi' => is_feature_enabled( 'openapi' ) ? home_url( '/openapi.json' ) : '',
					'authMd'  => is_feature_enabled( 'auth_md' ) ? home_url( '/auth.md' ) : '',
				)
			),
		)
	);
}