<?php

declare(strict_types=1);

namespace LIT\MCP\Integrations\Core;

use LIT\MCP\Abilities\Ability;
use LIT\MCP\Abilities\Annotations;
use LIT\MCP\Access;
use WP_Error;

defined('ABSPATH') || exit;

final class SiteStatusAbility implements Ability
{
    public function __construct(private EnvironmentProbe $probe, private Access $access)
    {
    }

    public function name(): string
    {
        return 'lit/site-status';
    }

    public function label(): string
    {
        return 'Website-Status';
    }

    public function description(): string
    {
        return 'Überblick: Website, WordPress-Version, eigener Benutzer und Rollen, '
            . 'erkannte Integrationen (Divi, Pods, The Events Calendar). '
            . 'Bei Divi nennt problems Divi-Stellen, die nach einem Update fehlen oder sich geändert haben, und '
            . 'release, ob LIT MCP mit dieser Divi-Version schreiben darf (released, untested, incompatible).';
    }

    public function inputSchema(): array
    {
        return ['type' => 'object', 'properties' => [], 'additionalProperties' => false];
    }

    public function outputSchema(): ?array
    {
        return [
            'type' => 'object',
            'properties' => [
                'site' => ['type' => 'object'],
                'wordpress' => ['type' => 'string'],
                'user' => ['type' => 'object'],
                'allowed_roles' => ['type' => 'array', 'items' => ['type' => 'string']],
                'components' => ['type' => 'array'],
            ],
            'required' => ['site', 'wordpress', 'user', 'allowed_roles', 'components'],
        ];
    }

    public function annotations(): array
    {
        return Annotations::read();
    }

    public function isDirect(): bool
    {
        return true;
    }

    public function permission(array $input): bool|WP_Error
    {
        return true;
    }

    public function execute(array $input): mixed
    {
        $user = wp_get_current_user();

        return [
            'site' => ['name' => get_bloginfo('name'), 'url' => home_url()],
            'wordpress' => get_bloginfo('version'),
            'user' => ['id' => $user->ID, 'roles' => array_values($user->roles)],
            'allowed_roles' => $this->access->allowedRoles(),
            'components' => $this->probe->components(),
        ];
    }
}