<?php

namespace app\service\api;

use app\service\ConfServiceFacade;
use laytp\traits\Error;
use think\facade\Cache;
use think\facade\Config;
use think\facade\Request;
require_once IA_ROOT_WK.'/extend/baiduai/AipSpeech.php';

class Speech
{
  use Error;

  /**
     * phpmailer对象
     */
     protected $client;
    protected $conf;


    /**
     * 构造函数
     */
    public function __construct()
    {
        $this->conf  = ConfServiceFacade::groupGet('system.ai');
        $this->client = new \AipSpeech($this->conf['app_id2'],$this->conf['api_key2'],$this->conf['secret_key2']);
    }

    /**
     * 人脸检测
     * @param $image //图片链接
     */
    public function asr($speech, $format, $rate) {
      return $this->client->asr($speech, $format, $rate);
    }

    public function asr2($speech)
    {
        $curl = curl_init();
        if(!empty($speech)){
            $data['speech'] = base64_encode($speech);
            $data['len'] = strlen($speech);
        }
        curl_setopt_array($curl, array(
            CURLOPT_URL => "https://vop.baidu.com/server_api",
            CURLOPT_TIMEOUT => 30,
            CURLOPT_RETURNTRANSFER => true,
            CURLOPT_CUSTOMREQUEST => 'POST',
            // speech 可以通过 $this.getFileBase64Content("C:\fakepath\f39569cce93a12fdab8fd2645c30c925.wav") 方法获取
            CURLOPT_POSTFIELDS =>'{"format":"wav","rate":16000,"channel":1,"cuid":"3","token":"","speech":"'.$data['speech'].'","len":'.$data['len'].',"token":"'. $this->getAccessToken() .'"}',


            CURLOPT_HTTPHEADER => array(
                'Content-Type: application/json',
                'Accept: application/json'
            ),

        ));
        $response = curl_exec($curl);
        curl_close($curl);
        return $response;
    }

    /**
     * 文本转语音
     * @param $image //图片链接
     */
    public function synthesis2($text) {
        if(empty($this->conf['app_id2'])){
            return true;
        }
        $curl = curl_init();
       curl_setopt_array($curl, array(
           CURLOPT_URL => "https://aip.baidubce.com/rpc/2.0/tts/v1/create?access_token={$this->getAccessToken()}",
           CURLOPT_TIMEOUT => 30,
           CURLOPT_RETURNTRANSFER => true,
           CURLOPT_CUSTOMREQUEST => 'POST',

           CURLOPT_POSTFIELDS =>'{"text":"'.$text.'","lang":"zh"}',

           CURLOPT_HTTPHEADER => array(
               'Content-Type: application/json',
               'Accept: application/json'
           ),

       ));
       $response = curl_exec($curl);
       curl_close($curl);
       return json_decode($response);
        // print_r($response);
    }

    public function query($taskIds)
    {
        $curl = curl_init();
        curl_setopt_array($curl, array(
            CURLOPT_URL => "https://aip.baidubce.com/rpc/2.0/tts/v1/query?access_token={$this->getAccessToken()}",
            CURLOPT_TIMEOUT => 30,
            CURLOPT_RETURNTRANSFER => true,
            CURLOPT_CUSTOMREQUEST => 'POST',

            CURLOPT_POSTFIELDS =>'{"task_ids":["'.$taskIds.'"]}',

            CURLOPT_HTTPHEADER => array(
                'Content-Type: application/json',
                'Accept: application/json'
            ),

        ));
        $response = curl_exec($curl);
        curl_close($curl);
        $res = json_decode($response);
         return $res;
    }

    /**
    * 使用 AK，SK 生成鉴权签名（Access Token）
    * @return string 鉴权签名信息（Access Token）
    */
   private function getAccessToken(){
       $curl = curl_init();
       $postData = array(
           'grant_type' => 'client_credentials',
           'client_id' => $this->conf['api_key2'],
           'client_secret' => $this->conf['secret_key2']
       );
       curl_setopt_array($curl, array(
           CURLOPT_URL => 'https://aip.baidubce.com/oauth/2.0/token',
           CURLOPT_CUSTOMREQUEST => 'POST',
           CURLOPT_RETURNTRANSFER => true,
           CURLOPT_POSTFIELDS => http_build_query($postData)
       ));
       $response = curl_exec($curl);
       curl_close($curl);
       $rtn = json_decode($response);
       return $rtn->access_token;
   }

}