<?php

namespace App\Services\Common;

use GuzzleHttp\Client;
use Illuminate\Support\Facades\Cache;

/**
 * 百度智能云
 * Class BaiduService
 * @package App\Services\Common
 */
class BaiduService
{

    protected $url = "https://aip.baidubce.com/";

    protected $appid;

    protected $appkey;

    protected $httpClient;

    /**
     * BaiduService constructor.
     */
    public function __construct()
    {
        $this->httpClient=new Client([
            'http_errors' => false
        ]);

        $this->appid=config('aix.fangyi.fangyi_zhaokao.fangyi_zhaokao.client_id');
        $this->appkey=config('aix.fangyi.fangyi_zhaokao.fangyi_zhaokao.client_secret');


    }

    public function getAccessToken()
    {
        $access_token = Cache::get('baidu_access_token');
        if (empty($access_token)) {
            $uri=$this->url."oauth/2.0/token?grant_type=client_credentials&client_id=$this->appid&client_secret=$this->appkey";
            $resopnse = $this->httpClient->get($uri);
            //$curl = new CurlService();
            //$resopnse= $curl->get($uri);
            $result = json_decode($resopnse->getBody()->getContents(), true);
            Cache::put("baidu_access_token", $result['access_token'], 24*60*29);
            return $result['access_token'];
        }
        return $access_token;
    }

    public function health_code($image, $options=array())
    {
        $data = array();

        $data['image'] = base64_encode($image);

        $data = array_merge($data, $options);

        $access_token = $this->getAccessToken();

        $resopnse = $this->httpClient->post($this->url . "rest/2.0/ocr/v1/health_code?access_token=".$access_token,['form_params' => $data]);

        return json_decode($resopnse->getBody()->getContents(),true);

    }

    public function trip_code($image, $options=array())
    {
        $data = array();

        $data['image'] = base64_encode($image);

        $data = array_merge($data, $options);

        $access_token = $this->getAccessToken();

        $resopnse = $this->httpClient->post($this->url . "rest/2.0/ocr/v1/travel_card?access_token=".$access_token,['form_params' => $data]);

        return json_decode($resopnse->getBody()->getContents(),true);
    }
}