<?php

namespace app\common\library\live;
use AlibabaCloud\SDK\Live\V20161101\Models\DescribeLiveStreamStateRequest;
use AlibabaCloud\Tea\Utils\Utils\RuntimeOptions;
use AlibabaCloud\SDK\Live\V20161101\Models\DescribeLiveDomainOnlineUserNumRequest;
/**
 * 直播间操作
 */
class Room
{
    /**
     * 检查直播推流状态
     * @param $appName
     * @param $streamName
     * @return false|string online：推流中，表示正常推流中。 offline：不在线（推流失败或者推流结束，具体状态根据推流回调返回，此API不细分）。 forbidden：已禁推。
     */
    public static function checkLiveStatus($appName,$streamName){

        $liveConfig = \app\common\model\config\System::getConfig('ali_live');

        $client = \app\common\library\live\AliLiveClient::createClient();


        $describeLiveStreamStateRequest = new DescribeLiveStreamStateRequest([
            "domainName" => $liveConfig['push_domain'],
            "appName" => $appName,
            "streamName" => $streamName
        ]);
        $runtime = new RuntimeOptions([]);
        try {
            // 复制代码运行请自行打印 API 的返回值
            $data = $client->describeLiveStreamStateWithOptions($describeLiveStreamStateRequest, $runtime);

            if(!in_array($data->body->streamState,['online','offline','forbidden'])){
                return 'onlinefaild';
            }
            return $data->body->streamState;
        }catch (Exception $error) {
            return $error->getMessage();
        }
    }


    /**
     * 查询域名下所有流的在线人数信息
     * @return string
     */
    public static function getLiveDomainOnlineUserNum(){
        $liveConfig = \app\common\model\config\System::getConfig('ali_live');
        $client = \app\common\library\live\AliLiveClient::createClient();

        $describeLiveDomainOnlineUserNumRequest = new DescribeLiveDomainOnlineUserNumRequest([
            "domainName" => $liveConfig['play_domain']
        ]);
        $runtime = new RuntimeOptions([]);
        try {
            // 复制代码运行请自行打印 API 的返回值
            $data = $client->describeLiveDomainOnlineUserNumWithOptions($describeLiveDomainOnlineUserNumRequest, $runtime);
            return $data->body->onlineUserInfo;
        }
        catch (Exception $error) {
            return $error->getMessage();
        }
    }
}