<?php

namespace WpAi\AgentWp\Services;

use WpAi\AgentWp\Main;

class RefreshApiToken
{
    private Main $main;

    public function __construct(Main $main)
    {
        $this->main = $main;
    }

    public function refresh()
    {
        $refresh_token = $this->main->settings->getRefreshToken();
        $client_id = $this->main->settings->client_id;
        $client_secret = $this->main->settings->client_secret;
        if (! $refresh_token || ! $client_id || ! $client_secret) {
            return null;
        }
        $response = $this->main->client()
            ->passportToken([
                'grant_type' => 'refresh_token',
                'refresh_token' => $refresh_token,
                'client_id' => $this->main->settings->client_id,
                'client_secret' => $this->main->settings->client_secret,
                'scope' => 'site_connection',
            ]);

        if (is_a($response, 'WP_Error')) {
            return $response;
        }

        $this->main->settings->setAccessToken($response);

        return $response;
    }
}