<?php

namespace app\admin\controller\live;

use app\common\controller\Backend;
use think\Db;

/**
 * 直播间
 * @icon fa fa-circle-o
 */
class Room extends Backend
{

    /**
     * Room模型对象
     * @var \app\admin\model\live\Room
     */
    protected $model = null;

    //中控台直播接口无需权限节点校验，讲师角色无对应权限节点也可访问
    protected $noNeedRight = ['getroomdetail', 'getplayurl', 'getlivestatus'];

    public function _initialize()
    {
        parent::_initialize();

        \app\common\model\fill\Handle::check('app_config','live');

        $this->model = new \app\admin\model\live\Room;
        $this->roomConfigModel = new \app\admin\model\live\Config;
    }


    /**
     * 查看
    */
    public function index()
    {
       //当前是否为关联查询
       $this->relationSearch = true;
       //设置过滤方法
       $this->request->filter(['strip_tags', 'trim']);
       //如果发送的来源是Selectpage，则转发到Selectpage
       if ($this->request->request('keyField')) {
           return $this->selectpage();
       }
       list($where, $sort, $order, $offset, $limit) = $this->buildparams();
       
       $list = $this->model
          ->with(['course'])
          ->where($where)
          ->order($sort, $order)
          ->paginate($limit);
       
       foreach ($list as $row) {
           
           
       }
       
       $result = array("total" => $list->total(), "rows" => $list->items());
       
       return $this->success("获取成功",$result);
    }


    /**
     * 获取直播状态
     * @return void
     */
    public function getLiveStatus(){
        $courseId = input("course_id");


        $roomStatus = (new \app\common\model\live\Room)->getRoomStatus($courseId);

        return $this->success("获取成功",[
            'status'=>$roomStatus,
            'status_text'=>__($roomStatus)
        ]);
    }

    /**
     * 获取在线用户数
     * @return mixed
     */
    public function getOnlineUserNum(){
        $courseId = input("course_id");

        $data = $this->model->where([
            'course_id'=>$courseId
        ])->find();

        if(!$data){
            return $this->error("未找到相关记录");
        }

        $provider = \app\common\library\live\message\Manager::getGlobalProviderName();

        $onlineData = \app\common\library\live\Message::getOnlineUserByProvider($provider, $data['message_topic']);

        if($onlineData && isset($onlineData['total'])){
            return $this->success("获取成功",$onlineData['total']);
        }

        // 阿里云超级大群等场景无法获取具体数量时返回 0，保持接口可用
        if ($provider === 'aliyun') {
            return $this->success("获取成功", 0);
        }

        return $this->error("获取失败");
    }

    /**
     * 获取推流地址
     * @return void
     */
    public function getPushUrl(){
        $courseId = input("course_id");

        $data = $this->model->where([
            'course_id'=>$courseId
        ])->find();

        if(!$data){
            return $this->error("未找到相关记录");
        }

        $course = \app\admin\model\course\Course::where([
            'id'=>$courseId
        ])->field('live_type')->find();

        $liveType = $course ? $course['live_type'] : 1;

        $urls = \app\common\library\live\Url::pushUrl($data['app_name'],$data['stream_name'],[
            'callback_record_key'=>$data['live_record_key'],
            'callback_uniacid'=>UNIACID
        ]);

        return $this->success("获取成功",[
            'urls'=>$urls,
            'live_type'=>$liveType
        ]);
    }

    /**
     * 获取播流地址
     * @return void
     */
    public function getPlayUrl(){
        $courseId = input("course_id");

        $data = $this->model->where([
            'course_id'=>$courseId
        ])->find();

        if(!$data){
            return $this->error("未找到相关记录");
        }

        $course = \app\admin\model\course\Course::where([
            'id'=>$courseId
        ])->field('live_type,live_custom_url')->find();

        if($course && $course['live_type'] == 3){
            $urls = [
                'hls'=>$course['live_custom_url']
            ];
        }else{
            $urls = \app\common\library\live\Url::playUrl($data['app_name'],$data['stream_name']);
        }

        return $this->success("获取成功",$urls);
    }


    /**
     * 获取课程配置
     * @return mixed
     */
    public function getConfig(){
        $courseId = input("course_id");
        $type = input("type");


        $data = $this->roomConfigModel->getCourseConfig($courseId,$type);

        return $this->success("获取成功",$data);
    }

    /**
     * 设置课程配置
     * @return mixed
     */
    public function setConfig(){
        $courseId = input("course_id");
        $row = $this->request->post("row/a", [], 'trim');
        
        $this->roomConfigModel->adjustConfig($courseId,$row);

        return $this->success("操作成功");
    }

    /**
     * 获取直播间详情
     * @return void
     */
    public function getRoomDetail(){
        $courseId = input("course_id");
        //讲师只能访问自己关联的直播
        if ($this->auth->isLecturer()) {
            $exists = Db::name('live_lecturer')->where([
                'course_id' => $courseId,
                'admin_id'  => $this->auth->id
            ])->count();
            if (!$exists) {
                $this->error("无权限访问该直播");
            }
        }
        $data = (new \app\common\model\live\Room)->courseGetRoom($courseId);

        $data['message_key'] = \app\common\model\config\System::getConfig('aodianyun')['pubkey'];

        // 直播间使用的消息服务商统一由全局配置决定，历史直播间也随全局切换生效
        $data['message_provider'] = \app\common\library\live\message\Manager::getGlobalProviderName();

        // 消息服务是否已开启
        $data['message_enabled'] = \app\common\library\live\message\Manager::isMessageEnabled() ? 1 : 0;

        // 阿里云模式下，额外返回客户端 SDK 所需的 AppId 与 AppSign
        if ($data['message_provider'] === 'aliyun') {
            $aliyunMessageConfig = \app\common\model\config\System::getConfig('aliyun_message');
            $data['aliyun_app_id']  = (is_array($aliyunMessageConfig) && isset($aliyunMessageConfig['app_id'])) ? $aliyunMessageConfig['app_id'] : '';
            $data['aliyun_app_sign'] = (is_array($aliyunMessageConfig) && isset($aliyunMessageConfig['app_sign'])) ? $aliyunMessageConfig['app_sign'] : '';
        }

        return $this->success("操作成功",$data);
    }

    /**
     * 延长直播
     * @return void
     */
    public function lengthenLive(){
        $courseModel = new \app\admin\model\course\Course;
        $courseId = input("ids");

        $row = $this->request->post("row/a", [], 'trim');

        $row['live_start_time'] = strtotime($row['live_start_time']);
        $row['live_end_time'] = strtotime($row['live_end_time']);

        $courseModel->where([
            'id'=>$courseId
        ])->update($row);

        return $this->success("操作成功");
    }


    /**
     * 结束直播
     */
    public function endLive(){
        $courseModel = new \app\admin\model\course\Course;
        $courseId = input("ids");

        $courseModel->where([
            'id'=>$courseId
        ])->update([
            'live_end_time'=>time()
        ]);

        return $this->success("操作成功");
    }

}