<?php

/**
 * @author Any
 * @description KISS
 * @date 2022年6月5日
 * @version 1.0.0
 * 
 * _____LOG_____
 * 
 */
namespace app\modules\api\models;


use app\models\User;
use app\components\auth\AToken;
use app\components\wechat\aes\WxBizDataCrypt;
use app\models\UserOauth;
use app\models\common\CommonUserEditForm;
use app\components\SysConst;
use app\components\FlashStorage;
use app\components\EncryptHelper;
use app\models\sms\SmsMsgHelper;
use app\models\sms\SmsTpl;

class WxmpAuthMobileForm extends ApiModel 
{
    
    public $iv;
    public $code;
    public $encrypted_data;
    
    public $wechat_mp;
    public $cx_mch_id;
   
    
    public function rules()
    {
        return [
            [['iv', 'code', 'encrypted_data','code'], 'trim'],
            [['iv', 'code', 'encrypted_data', 'code'], 'string'],
            [['cx_mch_id',], 'required'],
            [['iv', 'code', 'encrypted_data', 'wechat_mp',], 'required'],
        ];
    }    

    //微信授权手机号
    public function auth()
    {
        $res = $this->code2session($this->code);
        if($res['code'] != 0)
            return $res;     
        $session_key = $res['data']['session_key'];
        $res = $this->decrypted_data($session_key);
        if($res['code'] != 0){
            return $res;
        }        
        $res['data'] = json_decode($res['data'],true);
        if(!isset($res['data']['purePhoneNumber'])){
            return [
                'code' => 1,
                'msg' => '数据解析失败',
                'data' => $res['data']
            ];            
        }
        $mobile = $res['data']['purePhoneNumber'];//不带区号的手机号
        $mobile_prefix = $res['data']['countryCode'];
        $data = [
            'code' => 0,
            'msg' => 'ok',
            'data' => [
                'mobile' => $mobile,
                'mobile_prefix' => $mobile_prefix
            ]
        ];
        return $data;           
    }
    
    
    /***
     * 用户数据解密
     */
    private function decrypted_data($session_key){
        $pc = new WxBizDataCrypt($this->wechat_mp->appId, $session_key);
        $errCode = $pc->decryptData($this->encrypted_data, $this->iv, $data );
        if ($errCode == 0) {
            return [
                'code' => 0,
                'msg' => 'success',
                'data' => $data
            ];
        } else {
            return [
                'code' => 1,
                'msg' => $errCode,
            ];
        }        
    }   

    private function code2session($code)
    {
        $api = "https://api.weixin.qq.com/sns/jscode2session?appid={$this->wechat_mp->appId}&secret={$this->wechat_mp->appSecret}&js_code={$code}&grant_type=authorization_code";
        $this->wechat_mp->curl->get($api);
        if($this->wechat_mp->curl->error_code != 0){
            return [
                'code' => 1,
                'msg' => "err_code:{$this->wechat_mp->curl->error_code}err_msg:{$this->wechat_mp->curl->error_msg}"
            ];
        }
        $resp = $this->wechat_mp->curl->response;
        $res = json_decode($resp, true);
        if(!isset($res['openid'])){
            return [
                'code' => 1,
                'msg' => isset($res['errmsg']) ? $res['errmsg'] : 'error'
            ];
        }
        return [
            'code' => 0,
            'msg' => 'ok',
            'data' => $res
        ];        
    }         
}