<?php
/**
 * Batch 25 — Fluent Forms tools (reads the plugin's own tables via $wpdb).
 * Net-new, GPL-2.0-or-later. See NOTICE.md. Inert unless Fluent Forms (FLUENTFORM_VERSION) is active.
 */

namespace AskTamMCP\Extensions;

defined('ABSPATH') || exit;

class Batch25 {

    public static function register($registry): void {
        if (!defined('FLUENTFORM_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\\Batch25::' . $method, 'inputSchema' => $schema];
        };

        $registry->register($def('fluentform_detect', 'Report whether Fluent Forms is active and its version.', [], [], 'read', 'detect'));
        $registry->register($def('fluentform_list_forms', 'List Fluent Forms (id, title, status, entry count).',
            ['per_page' => ['type' => 'integer', 'default' => 100]], [], 'read', 'listForms'));
        $registry->register($def('fluentform_get_form', 'Get one Fluent Form: title, status, and the number of fields in its layout.',
            ['form_id' => ['type' => 'integer']], ['form_id'], 'read', 'getForm'));
        $registry->register($def('fluentform_list_entries', 'List submissions for a Fluent Form (newest first): id, status, created_at.',
            ['form_id' => ['type' => 'integer'], 'per_page' => ['type' => 'integer', 'default' => 25]], ['form_id'], 'read', 'listEntries'));
    }

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

    public static function listForms(array $args): array {
        global $wpdb;
        $t = $wpdb->prefix . 'fluentform_forms';
        $s = $wpdb->prefix . 'fluentform_submissions';
        $per = max(1, (int) ($args['per_page'] ?? 100));
        $rows = $wpdb->get_results($wpdb->prepare("SELECT id, title, status FROM {$t} ORDER BY id DESC LIMIT %d", $per), ARRAY_A);
        $out = [];
        foreach ((array) $rows as $r) {
            $c = (int) $wpdb->get_var($wpdb->prepare("SELECT COUNT(*) FROM {$s} WHERE form_id = %d", $r['id']));
            $out[] = ['id' => (int) $r['id'], 'title' => $r['title'], 'status' => $r['status'], 'entries' => $c];
        }
        return ['count' => count($out), 'forms' => $out];
    }

    public static function getForm(array $args): array {
        global $wpdb;
        $t = $wpdb->prefix . 'fluentform_forms';
        $id = (int) ($args['form_id'] ?? 0);
        $r = $wpdb->get_row($wpdb->prepare("SELECT id, title, status, form_fields FROM {$t} WHERE id = %d", $id), ARRAY_A);
        if (!$r) throw new \RuntimeException("Fluent form not found: {$id}");
        $fields = json_decode((string) $r['form_fields'], true);
        $n = 0;
        if (is_array($fields) && isset($fields['fields']) && is_array($fields['fields'])) $n = count($fields['fields']);
        return ['id' => (int) $r['id'], 'title' => $r['title'], 'status' => $r['status'], 'field_count' => $n];
    }

    public static function listEntries(array $args): array {
        global $wpdb;
        $s = $wpdb->prefix . 'fluentform_submissions';
        $fid = (int) ($args['form_id'] ?? 0);
        $per = max(1, (int) ($args['per_page'] ?? 25));
        $rows = $wpdb->get_results($wpdb->prepare("SELECT id, form_id, status, created_at FROM {$s} WHERE form_id = %d ORDER BY id DESC LIMIT %d", $fid, $per), ARRAY_A);
        $out = [];
        foreach ((array) $rows as $r) $out[] = ['id' => (int) $r['id'], 'status' => $r['status'], 'created_at' => $r['created_at']];
        return ['form_id' => $fid, 'count' => count($out), 'entries' => $out];
    }
}