<?php
/**
 * Batch 56 — Kirki customizer framework tools. Net-new, GPL-2.0-or-later. See NOTICE.md.
 * Inert unless Kirki (KIRKI_VERSION) is active.
 */

namespace AskTamMCP\Extensions;

defined('ABSPATH') || exit;

class Batch56 {

    public static function register($registry): void {
        if (!defined('KIRKI_VERSION')) return;

        $def = function (string $name, string $desc, array $props, array $required, string $scope, string $method) {
            $schema = ['type' => 'object', 'properties' => $props ?: new \stdClass()];
            if ($required) $schema['required'] = $required;
            return ['name' => $name, 'description' => $desc, 'scope' => $scope,
                    'handler' => 'AskTamMCP\\Extensions\\Batch56::' . $method, 'inputSchema' => $schema];
        };

        $registry->register($def('kirki_detect', 'Report whether Kirki is active and its version.', [], [], 'read', 'detect'));
        $registry->register($def('kirki_list_fields', 'List Kirki-registered customizer fields (id, type, section) where the framework exposes them.',
            ['per_page' => ['type' => 'integer', 'default' => 200]], [], 'read', 'listFields'));
    }

    public static function detect(array $args): array {
        return ['active' => defined('KIRKI_VERSION'), 'version' => defined('KIRKI_VERSION') ? KIRKI_VERSION : null];
    }

    public static function listFields(array $args): array {
        $fields = [];
        if (class_exists('Kirki') && isset(\Kirki::$all_fields) && is_array(\Kirki::$all_fields)) {
            $fields = \Kirki::$all_fields;
        } elseif (class_exists('Kirki\\Compatibility\\Kirki') && isset(\Kirki\Compatibility\Kirki::$all_fields)) {
            $fields = \Kirki\Compatibility\Kirki::$all_fields;
        } else {
            return ['supported' => false, 'note' => 'Kirki field registry not accessible on this version.', 'fields' => []];
        }
        $per = max(1, (int) ($args['per_page'] ?? 200));
        $out = [];
        foreach (array_slice((array) $fields, 0, $per) as $f) {
            $out[] = ['id' => $f['settings'] ?? ($f['id'] ?? ''), 'type' => $f['type'] ?? '', 'section' => $f['section'] ?? ''];
        }
        return ['supported' => true, 'count' => count($out), 'fields' => $out];
    }
}