<?php

namespace app\service;

use app\middleware\Log;
use think\facade\Request;
use think\facade\Log as FacadeLog;

class WeiboService
{
    /**
     * @var mixed
     */
    public $signStr;

    /**
     * @var time
     */
    public $time;

    /**
     * @var string
     */
    private $appKey = 'h5vote';

    /**
     * @var string
     */
    private $appSecret = '8d6967d654bca47a';

    /**
     * 本类为底层微博侧相关接口请求代码示例
     */

    //@todo 切换为正式接口地址
    private static $base_url = 'https://ent.weibo.cn/open/wmac/';

    /**
     * @var mixed
     */
    private $uid;

    /**
     * @param $uid
     */
    public function __construct($uid = 0)
    {
        $this->uid = $uid;
        $this->appKey = env('weibo.api_key', 'h5vote');
        $this->appSecret = env('weibo.api_secret', '8d6967d654bca47a');
        $this->time = time();
        static::$base_url = env('weibo.api_host', 'https://ent.weibo.cn/open/wmac/');
    }

    /**
     * @param  $url
     * @return mixed
     */
    public static function _httpGet($url = "")
    {
        $curl = curl_init();
        curl_setopt($curl, CURLOPT_RETURNTRANSFER, true);
        curl_setopt($curl, CURLOPT_TIMEOUT, 500);
        curl_setopt($curl, CURLOPT_URL, $url);
        curl_setopt($curl, CURLOPT_REFERER, 'https://ent.weibo.cn'); //模拟来路
        curl_setopt($curl, CURLOPT_HTTPHEADER, [
            'X-Forwarded-For' => get_client_ip(0),
            'X-Request-Id' => Log::$logID,
        ]);
        FacadeLog::info(
            'weibo_request|uri:' . $url
        );
        $start = microtime(true);
        $res = curl_exec($curl);
        $end = microtime(true);
        $diff = round($end, $start, 4);
        FacadeLog::info(
            'weibo_request|spentTime:' . $diff . '|uri|' . $url . '|response:' . $res
        );
        curl_close($curl);
        $res = json_decode($res, true);

        return $res;
    }

    /**
     * @param $url
     * @param array  $requestData
     */
    public static function _httpPost($url = "", $requestData = [])
    {
        $curl = curl_init();

        curl_setopt($curl, CURLOPT_URL, $url);
        curl_setopt($curl, CURLOPT_REFERER, 'https://ent.weibo.cn'); //模拟来路
        curl_setopt($curl, CURLOPT_RETURNTRANSFER, true);

        curl_setopt($curl, CURLOPT_HTTPHEADER, [
            'X-Forwarded-For' => get_client_ip(0),
            'X-Request-Id' => Log::$logID,
        ]);

        //POST数据
        curl_setopt($curl, CURLOPT_POSTFIELDS, http_build_query($requestData));

        FacadeLog::info(
            'weibo_request|uri:' . $url . '|params:' . json_encode(
                http_build_query($requestData),
                JSON_UNESCAPED_UNICODE
            )
        );
        $start = microtime(true);
        $res = curl_exec($curl);
        $end = microtime(true);
        $diff = round($end - $start, 4);
        FacadeLog::info(
            'weibo_request|spentTime:' . $diff . '|uri|' . $url . '|response:' . $res
        );
        curl_close($curl);
        return json_decode($res, true);
    }

    //添加关注
    /**
     * @param $friends
     */
    public function add($friends)
    {
        if (env('weibo.mock') == 1) {
            return [
                'code' => 10000,
                'msg' => '操作成功',
                'data' => null,
            ];
        }
        $url = self::$base_url . 'add' . $this->signStr;
        $data['uid'] = $this->uid;
        $data['id'] = $friends;
        return self::_httpPost($url, $data);
    }

    //查询关注关系
    /**
     * @param $friends
     */
    public function friends($friends)
    {
        if (env('weibo.mock') == 1) {
            return [
                'code' => 10000,
                'msg' => '操作成功',
                'data' => [
                    $friends => mt_rand(0, 1),
                ],
            ];
        }
        $url = self::$base_url . 'friends' . $this->signStr;
        $data['uid'] = $this->uid;
        $data['id'] = $friends;
        return self::_httpPost($url, $data);
    }

    //转发微博
    /**
     * @param $mid
     * @param $content
     */
    public function repost($mid, $content)
    {
        if (env('weibo.mock') == 1) {
            return [
                'code' => 10000,
                'msg' => '操作成功',
                'data' => null,
            ];
        }
        $url = self::$base_url . 'repost' . $this->signStr;
        $data['uid'] = $this->uid;
        $data['id'] = $mid;
        $data['content'] = $content;
        return self::_httpPost($url, $data);
    }

    //给用户发放指定类型卡券
    /**
     * @param $num
     */
    public function setcoupons($num)
    {
        if (env('weibo.mock') == 1) {
            return [
                'code' => 10000,
                'msg' => '操作成功',
                'data' => null,
            ];
        }
        $url = self::$base_url . 'setcoupons' . $this->signStr;
        $data['uid'] = $this->uid;
        $data['data'] = $num;
        return self::_httpPost($url, $data);
    }

    //发原创微博
    /**
     * @param $content
     * @param $pic_id
     */
    public function status($content, $pic_id = '')
    {
        if (env('weibo.mock') == 1) {
            return [
                'code' => 10000,
                'msg' => '操作成功',
                'data' => null,
            ];
        }
        $url = self::$base_url . 'status' . $this->signStr;
        $data['uid'] = $this->uid;
        $data['content'] = $content;
        if (!empty($pic_id)) {
            $data['pic_id'] = $pic_id;
        }
        return self::_httpPost($url, $data);
    }

    //获取用户信息
    /**
     * @param $sub
     */
    public function userinfo($sub)
    {
        if (env('weibo.mock') == 1) {
            return [
                'ok' => 1,
                'msg' => '操作成功',
                'data' => [
                    'uid' => mt_rand(1000, 9999),
                    'name' => substr(md5(time()), 0, 6),
                    'profile_image_url' => 'https://thirdwx.qlogo.cn/mmopen/vi_32/Q0j4TwGTfTLZyicsRMQS6KouWddW4E0HZYfmwZNTiaE6QbgvTf5JJicvc1RsK0ibAXzDq8mOIVcK9tG9Zz1icXprY0Q/132',
                ],
            ];
        }
        $this->signStr = $this->signStr($this->time, $sub);
        $url = self::$base_url . 'token'. '?sign=' . $this->signStr . '&sub=' . $sub . '&time='.$this->time.'&secret='.$this->appSecret;
        return self::_httpGet($url);
    }

    /**
     * @param $uid
     */
    private function signStr($time, $sub)
    {
        $str = ($time>>8) . "8d6967d654bca47a" . $sub;
        FacadeLog::info('signStr: '.$str);
        return md5($str);
    }
}