<?php
if (!defined('ABSPATH')) { exit; }

class Aiva_Lite_Ajax {
    private $settings;
    private $api;
    public function __construct(Aiva_Lite_Settings $settings, Aiva_Lite_Api $api) { $this->settings = $settings; $this->api = $api; }
    private function verify(): void {
        if (!current_user_can('manage_options')) { wp_send_json_error(array('message' => __('Unauthorized.', 'ai-integrations-chatbot')), 403); }
        check_ajax_referer('aiva_lite_admin', 'nonce');
    }
    public function refresh_summary(): void {
        $this->verify();
        $data = $this->api->summary(true);
        if (is_wp_error($data)) { wp_send_json_error(array('message' => $data->get_error_message()), 400); }
        $this->settings->apply_status($data);
        wp_send_json_success(array('reload' => true));
    }
    public function test_connection(): void {
        $this->verify();
        $data = $this->api->status(true);
        if (is_wp_error($data)) { wp_send_json_error(array('message' => $data->get_error_message()), 400); }
        $this->settings->apply_status($data);
        wp_send_json_success(array('reload' => true));
    }
    public function poll_pairing(): void {
        $this->verify();
        if (!$this->settings->get('pairing_id') || !$this->settings->get('pairing_secret')) {
            wp_send_json_error(array('message' => __('Start a connection first.', 'ai-integrations-chatbot')), 400);
        }
        $data = $this->api->poll_pairing();
        if (is_wp_error($data)) { wp_send_json_error(array('message' => $data->get_error_message()), 400); }
        if (($data['status'] ?? '') === 'building' && !empty($data['launch_url'])) {
            if (strpos($data['launch_url'], $this->settings->service_url('autobuild') . '/wordpress/lite?') !== 0) { wp_send_json_error(array('message' => __('Invalid Autobuild response.', 'ai-integrations-chatbot')), 502); }
            wp_send_json_success(array('pending' => true, 'buildUrl' => $data['launch_url']));
        }
        if (($data['status'] ?? '') !== 'approved') { wp_send_json_success(array('pending' => true)); }
        if (!$this->settings->mark_connected_from_payload($data)) {
            wp_send_json_error(array('message' => __('The connection response was incomplete. Please reconnect.', 'ai-integrations-chatbot')), 502);
        }
        // Never return the private site token or pairing secret to browser JavaScript.
        wp_send_json_success(array('redirectUrl' => admin_url('admin.php?page=aiva-lite-overview')));
    }
}