<?php

namespace wx\work;

use think\facade\Cache;

class Work
{
    public $accesstoken;
    public $corpid;
    public $corpsecret;

    public function __construct($corpid, $corpsecret)
    {
        $this->corpid = $this->corpid;
        $this->corpsecret = $this->corpsecret;
        $this->accessToken = $this->setAccessToken($corpid, $corpsecret);
    }

    /**
     * 获取普通token
     * @param $corpid 企业ID
     * @param $corpsecret 应用的凭证密钥
     * @return mixed
     */
    public function setAccessToken($corpid, $corpsecret)
    {
        if (Cache::has($corpid . '_' . $corpsecret)) {
            return Cache::get($corpid . '_' . $corpsecret);
        }

        $url = 'https://qyapi.weixin.qq.com/cgi-bin/gettoken?corpid=' . $corpid . '&corpsecret=' . $corpsecret;
        $res = $this->curl($url);
        $res = json_decode($res, true);
        if (isset($res['errcode']) && $res['errcode'] != 0) {
            trace('access_token获取失败'.json_encode($res), 'error');
            return null;
        }
        Cache::set($corpid . '_' . $corpsecret, $res['access_token'], '7200');
        return $res['access_token'];
    }

    /**
     * 获取企业应用的jsapi_ticket
     */
    public function getAgentJsapiTicket()
    {
        $url = 'https://qyapi.weixin.qq.com/cgi-bin/ticket/get?access_token=' . $this->accessToken . '&type=agent_config';
        $res = $this->curl($url);
        $res = json_decode($res, true);
        if (isset($res['errcode']) && $res['errcode'] != 0) {
            trace('jsapi_ticket获取失败：'.json_encode($res), 'error');
            return null;
        }

        Cache::set($this->corpid . '_' . $this->corpsecret . '_agent_jsapi_ticket', $res['ticket']);
        return $res['ticket'];
    }

    /**
     * 获取企业的jsapi_ticket
     */
    public function getJsapiTicket()
    {
        $url = 'https://qyapi.weixin.qq.com/cgi-bin/get_jsapi_ticket?access_token=' . $this->accessToken;
        $res = $this->curl($url);
        $res = json_decode($res, true);
        if (isset($res['errcode']) && $res['errcode'] != 0) {
            return null;
        }

        Cache::set($this->corpid . '_' . $this->corpsecret . '_jsapi_ticket', $res['ticket']);
        return $res['ticket'];
    }

    /**
     * 签名
     */
    public function sign($data)
    {
        $str = 'jsapi_ticket='.$data['jsapi_ticket'].'&noncestr='.$data['noncestr'].'&timestamp='.$data['timestamp'].'&url='.$data['url'];
        return sha1($str);
    }
	
	/*
	 * 获取企业微信用户UserId
	 */
	public function getUserId($code)
	{
		$getUserId = "https://qyapi.weixin.qq.com/cgi-bin/user/getuserinfo?access_token=".$this->accessToken."&code=".$code;
		$res = $this->curl($getUserId);
	    $res = json_decode($res, true);
	    if (isset($res['errcode']) && $res['errcode'] != 0) {
            trace('UserId获取失败'.json_encode($res), 'error');
            return null;
        }
        if (!isset($res['UserId'])) {
            trace('非企业成员获取失败'.json_encode($res), 'error');
            return null;
        }
        return $res['UserId'];
	}
	
	/*
	 * 获取企业微信用户信息
	 */
	public function getUserInfo($UserId)
	{	
		$getUserInfo = "https://qyapi.weixin.qq.com/cgi-bin/user/get?access_token=".$this->accessToken."&userid=".$UserId;
		$res = $this->curl($getUserInfo);
	    $res = json_decode($res, true);
	    if (isset($res['errcode']) && $res['errcode'] != 0) {
            trace('企业微信信息获取失败'.json_encode($res), 'error');
            return null;
        }
        return $res;
	}
	
    /**
     * 请求接口
     * @param $url
     * @param null $data
     * @return mixed|null
     */
    protected function curl($url, $data = null)
    {
        $curl = curl_init();
        curl_setopt($curl, CURLOPT_URL, $url);
        curl_setopt($curl, CURLOPT_HTTPHEADER, ['Content-type: application/json; encoding=utf-8']);
        if (!empty($data)) {
            curl_setopt($curl, CURLOPT_POST, 1);
            curl_setopt($curl, CURLOPT_POSTFIELDS, $data);
        }

        curl_setopt($curl, CURLOPT_RETURNTRANSFER, 1);
        curl_setopt($curl, CURLOPT_SSL_VERIFYPEER, false);
        curl_setopt($curl, CURLOPT_HEADER, false);

        $data = curl_exec($curl);
        curl_close($curl);
        return $data;
    }
}