<?php

namespace app\KitchenScale\controller\app;

use think\Db;
use think\Cache;

class Aipart extends Base{

    protected $default_head_pic = 'http://tc.pcxbc.com/tsf/head_pic.png';
    protected $page_num = 10;
    protected $kitchenscale_db_msg = [
        'cookbook'=>'app_user_cookbook',//菜谱表
        'foodlist3'=>'app_food_type_three',//食材列表3
        'user'=>'app_user_data',//banner
    ];

    // 百度接口参数
    protected $baidu_api_key = "3WRiEJgo0P0Zz3bmV3V1kJsS";
    protected $baidu_secret_key = "yUNCE4QpuO8Ht7kmZm7IRFwr1kECCFv4";
    protected $baidu_accesstoken_expire_time = 432000;//5天

    // 加 bcadd(,,20)
    // 减 bcsub(,,20)
    // 乘 bcmul(,,20)
    // 除 bcdiv(,,20)
    ################################################################百度接口################################################################
    ################################################################百度接口################################################################
    ################################################################百度接口################################################################


    // 百度图片识别食材
    public function baidu_identify_food(){
 
        try {  
            // 你的业务逻辑  
            if(count(input('post.')) > 0){
                $data = input('post.');
            }
            if(!array_key_exists('token', $data)){ 
                return $this->msg(10001);
            }
            if(!array_key_exists('img_str', $data)){ 
                return $this->msg(10001);
            }
            if(!$this->verify_data_is_ok($data['token'],'str')){
                return $this->msg(10005);
            }
            if(!$this->verify_data_is_ok($data['img_str'],'str')){
                return $this->msg(10005);
            }
            $result = $this->baidu_identify_food_action($data['img_str']);
            return $result;
        } catch (\Exception $e) {  
            // 捕获异常  
            $logContent["flie"] = $e->getFile();  
            $logContent["line"] = $e->getLine();  
            $logContent['all_content'] = "异常信息：\n";  
            $logContent['all_content'] .= "消息: " . $e->getMessage() . "\n";  
            $logContent['all_content'] .= "代码: " . $e->getCode() . "\n";  
            $logContent['all_content'] .= "文件: " . $e->getFile() . "\n";  
            $logContent['all_content'] .= "行号: " . $e->getLine() . "\n";  
            $logContent['all_content'] .= "跟踪信息:\n" . $e->getTraceAsString() . "\n"; 
            // dump($data);
            // die;
            $this->record_api_log($data, $logContent, null); 
            return $this->msg(99999);
        } 

    }


    // 识别食材
    private function baidu_identify_food_action($img_str){
        // dump($str);
        $access_token = $this->baidu_get_accesstoken();
        if($access_token == false){
            return $this->msg(10002,'识别失败01');
        }
        // dump($access_token);
        // die;
        $curl = curl_init();
        curl_setopt_array($curl, array(
            CURLOPT_URL => "https://aip.baidubce.com/rest/2.0/image-classify/v1/classify/ingredient?access_token=".$access_token,
            CURLOPT_TIMEOUT => 30,
            CURLOPT_RETURNTRANSFER => true,
            CURLOPT_SSL_VERIFYPEER  => false,
            CURLOPT_SSL_VERIFYHOST  => false,
            CURLOPT_CUSTOMREQUEST => 'POST',
            CURLOPT_POSTFIELDS => http_build_query(array(
                'image' => $img_str,
                'top_num'=>10
            )),
            CURLOPT_HTTPHEADER => array(
                'Content-Type: application/x-www-form-urlencoded',
                'Accept: application/json'
            ),
        ));
        $response = curl_exec($curl);
        curl_close($curl);
        $result = json_decode($response,true);
        if(array_key_exists('result',$result)){
            // return ['code'=>0,'data'=>$result['result']];
            return $this->msg(['name'=>$result['result'][0]['name']]);
        }else{
            return $this->msg(10002,'识别失败02');
        }
    }

    // 获取AccessToken
    private function baidu_get_accesstoken(){
        $baidu_cache = cache('baidu_accesstoken');
        if($baidu_cache != false){
            // dump($baidu_cache);
            // die;
            return $baidu_cache;
        }
        $baidu_cache = cache('baidu_accesstoken');
        $curl = curl_init();
        $postData = array(
            'grant_type' => 'client_credentials',
            'client_id' => $this->baidu_api_key,
            'client_secret' => $this->baidu_secret_key
        );
        curl_setopt_array($curl, array(
            CURLOPT_URL => 'https://aip.baidubce.com/oauth/2.0/token',
            CURLOPT_CUSTOMREQUEST => 'POST',
            CURLOPT_SSL_VERIFYPEER  => false,
            CURLOPT_SSL_VERIFYHOST  => false,
            CURLOPT_RETURNTRANSFER => true,
            CURLOPT_POSTFIELDS => http_build_query($postData)
        ));
        $response = curl_exec($curl);
        curl_close($curl);
        $rtn = json_decode($response,true);
        // dump($rtn);
        if(array_key_exists('access_token',$rtn)){
            cache('baidu_accesstoken', $rtn['access_token'], ($rtn['expires_in']-$this->baidu_accesstoken_expire_time));
            return $rtn['access_token'];
        }else{
            return false;
        }
    }

    
}