<?php
// +----------------------------------------------------------------------
// | LARAVEL8.0 框架 [ LARAVEL ][ RXThinkCMF ]
// +----------------------------------------------------------------------
// | 版权所有 2017~2021 LARAVEL研发中心
// +----------------------------------------------------------------------
// | 官方网站: http://www.laravel.cn
// +----------------------------------------------------------------------
// | Author: laravel开发员 <laravel.qq.com>
// +----------------------------------------------------------------------

namespace App\Services;

use AlibabaCloud\Tea\Exception\TeaUnableRetryError;
use AlibabaCloud\SDK\Dysmsapi\V20170525\Dysmsapi;
use App\Models\LiveModel;
use App\Models\MemberModel;
use App\Services\Api\MemberCollectService;
use Darabonba\OpenApi\Models\Config;
use AlibabaCloud\SDK\Dysmsapi\V20170525\Models\SendSmsRequest;
use AlibabaCloud\Tea\Utils\Utils\RuntimeOptions;
use Illuminate\Support\Facades\DB;

/**
 * 在线直播服务管理-服务类
 * @author laravel开发员
 * @since 2020/11/11
 * Class LiveService
 * @package App\Services
 */
class LiveService extends BaseService
{
    // 静态对象
    protected static $instance = null;

    /**
     * 构造函数
     * @author laravel开发员
     * @since 2020/11/11
     * ConfigService constructor.
     */
    public function __construct()
    {
        $this->model = new LiveModel();
    }

    /**
     * 静态入口
     * @return SmsService|static|null
     */
    public static function make()
    {
        if (!self::$instance) {
            self::$instance = new static();
        }

        return self::$instance;
    }

    public function getInfo($id, $userId)
    {
        $info = $this->model->with(['member'])->where(['id'=> $id,'mark'=>1])->first();
        if($info && isset($info['member'])){
            if(isset($info['member']['avatar'])){
                $info['member']['avatar'] = $info['member']['avatar']? $info['member']['avatar'] : '/images/member/logo.png';
                $info['member']['avatar'] = get_image_url($info['member']['avatar']);
            }

            if($info['user_id'] == $userId){
                $info['is_foolow'] = 1;
            }else{
                $checkFollow = MemberCollectService::make()->checkCollect($userId, $info['user_id'], 1);
                $info['is_follow'] = $checkFollow? 1 : 0;
            }

            // 观看权限
            $info['view_limit'] = 0;

            // 更新播放量
            if(!RedisService::get("caches:live:player:{$userId}_{$id}")){
                $this->model->where(['id'=> $id])->update(['views'=>DB::raw('views + 1'),'update_time'=>time()]);
                RedisService::set("caches:live:player:{$userId}_{$id}", ['user_id'=> $userId,'id'=>$id], rand(600, 1800));
                $info['views'] += 1;
            }
        }

        return $info;
    }

    /**
     * 获取直播推流/拉流地址
     * @param $streamName
     * @param string $appName
     * @param string $playType
     * @param int $expireTime
     * @return array
     */
    public function getLiveUrl($streamName, $appName = 'xlapp', $playType = 'rtmp', $expireTime = 1440)
    {
        $cachekey = "caches:live:urls:{$streamName}_{$appName}_{$playType}";
        $datas = RedisService::get($cachekey);
        if($datas){
            return $datas;
        }

        $playUrls = [];
        //未开启鉴权Key的情况下
        $pushDomain = ConfigService::make()->getConfigByCode('live_push_url');
        $playDomain = ConfigService::make()->getConfigByCode('live_play_url');
        $pushKey = ConfigService::make()->getConfigByCode('push_url_key');
        $playKey = ConfigService::make()->getConfigByCode('play_url_key');
        $timeStamp = time() + $expireTime * 60;
        if ($pushKey == '') {
            $pushUrl = 'rtmp://' . $pushDomain . '/' . $appName . '/' . $streamName;
        } else {
            $sstring = '/' . $appName . '/' . $streamName . '-' . $timeStamp . '-0-0-' . $pushKey;
            $md5hash = md5($sstring);
            $pushUrl = 'rtmp://' . $pushDomain . '/' . $appName . '/' . $streamName . '?auth_key=' . $timeStamp . '-0-0-' . $md5hash;
        }

        if ($playKey == '') {
            $playUrls['rtmp'] = 'rtmp://' . $playDomain . '/' . $appName . '/' . $streamName;
            $playUrls['flv'] = 'http://' . $playDomain . '/' . $appName . '/' . $streamName . '.flv';
            $playUrls['hls'] = 'http://' . $playDomain . '/' . $appName . '/' . $streamName . '.m3u8';
        } else {
            $rtmpSstring = '/' . $appName . '/' . $streamName . '-' . $timeStamp . '-0-0-' . $playKey;
            $rtmpMd5hash = md5($rtmpSstring);
            $playUrls['rtmp'] = 'rtmp://' . $playDomain . '/' . $appName . '/' . $streamName . '?auth_key=' . $timeStamp . '-0-0-' . $rtmpMd5hash;

            $flvSstring = '/' . $appName . '/' . $streamName . '.flv-' . $timeStamp . '-0-0-' . $playKey;
            $flvMd5hash = md5($flvSstring);
            $playUrls['flv'] = 'http://' . $playDomain . '/' . $appName . '/' . $streamName . '.flv?auth_key=' . $timeStamp . '-0-0-' . $flvMd5hash;

            $hlsSstring = '/' . $appName . '/' . $streamName . '.m3u8-' . $timeStamp . '-0-0-' . $playKey;
            $hlsMd5hash = md5($hlsSstring);
            $playUrls['hls'] = 'http://' . $playDomain . '/' . $appName . '/' . $streamName . '.m3u8?auth_key=' . $timeStamp . '-0-0-' . $hlsMd5hash;
        }

        $datas = [
            'push_url' => $pushUrl,
            'play_url' => isset($playUrls[$playType]) ? $playUrls[$playType] : '',
            'play_urls' => $playUrls,
        ];
        RedisService::set($cachekey, $datas, 1800);
        return $datas;
    }

    /**
     * 创建直播间
     * @param $userId 直逼用户
     * @param $params
     * @return array|false
     */
    public function create($userId, $params)
    {
        $liveLevel = ConfigService::make()->getConfigByCode('live_open_level');
        $liveLevel = $liveLevel > 0 ? $liveLevel : 0;
        $userInfo = MemberModel::where(['id' => $userId, 'mark' => 1])->select(['id', 'nickname', 'member_level', 'status'])->first();
        $status = isset($userInfo['status']) ? $userInfo['status'] : 0;
        $nickname = isset($userInfo['nickname']) ? $userInfo['nickname'] : '';
        $memberLevel = isset($userInfo['member_level']) ? $userInfo['member_level'] : 0;
        if (empty($userInfo) || $status != 1) {
            $this->error = 2024;
            return false;
        }

        if($memberLevel < $liveLevel){
            $this->error = 2040;
            return false;
        }

        // 验证是否有开播中断播的继续播


        $data = [
            'type' => isset($params['type']) ? intval($params['type']) : 1,
            'user_id' => $userId,
            'title' => isset($params['title']) && $params['title'] ? trim($params['title']) : $nickname.'正在直播',
            'description' => isset($params['description']) && $params['description'] ? trim($params['description']) : '我正在直播，快来看看吧',
            'category' => isset($params['category']) ? intval($params['category']) : 0,
            'visible_type' => isset($params['visible_type']) ? intval($params['visible_type']) : 0,
            'visible_users' => isset($params['visible_users']) ? trim($params['visible_users']) : '',
            'chat_type' => isset($params['chat_type']) ? intval($params['chat_type']) : 0,
            'chat_status' => isset($params['chat_status']) ? intval($params['chat_status']) : 1,
            'pay_status' => isset($params['pay_status']) ? intval($params['pay_status']) : 1,
            'open_area' => isset($params['open_area']) ? intval($params['open_area']) : 1,
            'view_allow' => isset($params['view_allow']) ? intval($params['view_allow']) : 1,
            'push_url' => isset($params['push_url']) ? trim($params['push_url']) : '',
            'play_url' => isset($params['play_url']) ? trim($params['play_url']) : '',
            'update_time'=> time(),
            'status' =>1,
            'mark'=>1,
        ];

        if($liveId = $this->model->where(['user_id'=> $userId,'status'=>1,'mark'=>1])->orderBy('create_time','desc')->value('id')){
            if(!$this->model->where(['user_id'=> $userId,'status'=>1,'mark'=>1])->update($data)){
                $this->error = 2042;
                return false;
            }
        }else{
            $data['create_time'] = time();
            $this->model->where(['user_id'=> $userId,'mark'=>1])->update(['status'=>2,'update_time'=>time()]);
            if(!$liveId = $this->model->insertGetId($data)){
                $this->error = 2042;
                return false;
            }
        }


        $data['id'] = $liveId;
        $data['member'] = MemberModel::where(['id'=> $userId])->select(['id','nickname','avatar','status'])->first();
        $data['member'] = $data['member']? $data['member'] : [];
        $data['member']['is_follow'] = 1;
        if(isset($data['member']['avatar'])){
            $data['member']['avatar'] = $data['member']['avatar']? $data['member']['avatar'] : '/images/member/logo.png';
            $data['member']['avatar'] = get_image_url($data['member']['avatar']);
        }
        $this->error = 2041;
        return $data;
    }
}