<?php

namespace app\common\library\wechat;

use app\common\library\helper;

class ShortLink extends WxBase
{

    public function shortUrl($page_url, $page_title, $is_permanent = false)
    {
        $accessToken = $this->getAccessToken();
        $url = "https://api.weixin.qq.com/wxa/genwxashortlink?access_token=$accessToken";
        $data = [
            'page_url' => $page_url,
            'page_title' => $page_title,
            'is_permanent' => $is_permanent,
        ];
        $result = $this->post($url, helper::jsonEncode($data));
        $response = $this->jsonDecode($result);
        if (!empty($response['link'])) {
            return $response['link'];
        }
        return $response['errmsg'] ?? '';
    }
}