<?php
namespace app\api\controller;
use EasyWeChat\Factory;
use  think\cache\driver\Redis;
use  think\Session;
class WeChart {

    protected $app_id ='wx7a5f15ddeda9ef5a';
    protected $app_secret = 'a4c33b42917949652c31447e42132de0';


    /**
     * 获取token
     * @return mixed|string
     */
    public function  getAccessToken()
    {
        $session = new Session();
        $over_time = $session->get('token_over_time');
        if($over_time < time()) {
            $url=  "https://api.weixin.qq.com/cgi-bin/token?grant_type=client_credential&appid={$this->app_id}&secret={$this->app_secret}";
            $ret = http_curl($url);
            $session->set('access_token',$ret['access_token']);
            $session->set('token_over_time',time() +$ret['expires_in'] );
        }
        return  $session->get('access_token');
    }


    public function send_message($order_sn=''){

        $url='https://api.weixin.qq.com/cgi-bin/message/wxopen/template/uniform_send?access_token='.$access_token;
        $order = Db::name('StoreOrder')->field('id,order_sn,create_at,num,take_time,user_id,goods_id')->where('order_sn',$order_sn)->find();
        $member = Db::name('storeMember')->field('id,vip_level,openid,username,nickname')->where('id',$order['user_id'])->find();
        $book_book = Db::name('book_book')->field('id,title')->where('id',$order['goods_id'])->find();
        $data=[
            'touser'=>$member['openid'],
            'mp_template_msg'=>[
                "appid"=>"wx3346d52f010b611d",
                "template_id"=>"SH6KcRTVDiU0-7cSDujHsCg8MhbgzGpHb8US1QiPYW0",
                "url"=>"http://www.baidu.com",
                'miniprogram'=>[
                    "appid"=>"wx2b03c73ff0547cc3",
                ],
                'data'=>[
                    'first'=>[
                        "value"=>'恭喜你已借阅到该图书',
                        "color"=>"#173177"
                    ],
                    'keyword1'=>[
                        "value"=>$book_book['title'],
                        "color"=>"#173177"
                    ],
                    'keyword2'=>[
                        "value"=>$member['username']?$member['username']:$member['nickname'],
                        "color"=>"#173177"
                    ],
                    'keyword3'=>[
                        "value"=>date('Y-m-d H:i:s',time()),
                        "color"=>"#173177"
                    ],
                    'remark'=>[
                        "value"=>'谢谢你对哩哈教育的支持！',
                        "color"=>"#173177"
                    ]
                ]
            ],
        ];
        $res = requestPost($url,json_encode($data));
    }


}