zby-live-sdk/src/channel/stream-msg.js

This is a live SDK for weclassroom.

import dict from '../util/dict';
import CHANNEL from './index';
import defaultApi from '../default';
import sdkCb from './sdk-cb';
import {
  userAndDeviceStatusInfo
} from '../util/statsStore';
import dataReport from '../network/dataReport';



export default function(data, baseInfo) {
  try {
    dataReport.pomeloRecvMsg({data});
  } catch(e) {
    console.error('pomeloRecvMsg_error',e);
  }
  switch (data.api) {
  case 'join':
    //通知业务层信息：有人进入房间
    sdkCb.join(data);
    defaultApi.writeLog(`sdk notice user_join role: ${data.actorType} userId : ${data.actorId} userName: ${data.actorName}`);
    //如果本地是学生，就定向回应joinAck和addStream，让对方可以展示自己的视频
    //定向回应joinAck和addStream，让对方可以展示自己的视频
    //线路切换:本地学生和老师SDK类型不一致
    if (window.target_sdk_type) {
      //存在target_sdk_type ，表示正在切换中，等待切换
      defaultApi.writeLog(`changing sdk to ${window.target_sdk_type},ignore remote userId ${data.actorId} join msg`);
      break;
    } else {
      CHANNEL.sendJoinAck(baseInfo);
      CHANNEL.sendAddStream(baseInfo);
      CHANNEL.sendUpdateStreamDeviceStatus(Object.assign({}, baseInfo, {
        deviceType: dict.getDeviceTypeKey('video'),
        deviceStatus: dict.getDeviceStatusKey(userAndDeviceStatusInfo && userAndDeviceStatusInfo.camera ? 'open' : 'closed'),
      }));
      CHANNEL.sendUpdateStreamDeviceStatus(Object.assign({}, baseInfo, {
        deviceType: dict.getDeviceTypeKey('audio'),
        deviceStatus: dict.getDeviceStatusKey(userAndDeviceStatusInfo && userAndDeviceStatusInfo.microPhone ? 'open' : 'closed'),
      }));
    }
    break;

  case 'joinAck':
    //首先确认对方的消息是针对本人进行回应的（信道处理）定向接收
    //通知业务层信息：有人在房间的回应
    sdkCb.joinAck(data);
    defaultApi.writeLog(`sdk notice user_response role: ${data.actorType} userId : ${data.actorId} userName: ${data.actorName}`);
    break;

  case 'addStream':
    defaultApi.writeLog({
      changing_sdk_type: window.target_sdk_type,
      local_sdk_type: window.current_sdk_type,
      remote_sdk_type: data.sdkName,
      isIgnore: !!window.target_sdk_type ||
          (data.sdkName &&
            (window.current_sdk_type !== data.sdkName))
    });
    if (!!window.target_sdk_type ||
        (data.sdkName && (window.current_sdk_type !== data.sdkName))) {
      defaultApi.writeLog(`recv different sdk addStream,:target ${window.target_sdk_type},ignore remote userId ${data.actorId} msg`);
      break;
    }
    //处理接收的群发消息和定向消息(已经由消息服务器处理过)
    //通知展示收到的视频流数据
    sdkCb.addStream(data);
    defaultApi.writeLog(`sdk notice remote_video_ready : current_sdk_type: ${window.current_sdk_type}, zbyAVSDK_type: ${window.zbyAVSDK_init_sdk_type},  role: ${data.actorType} userId : ${data.actorId} userName: ${data.actorName}`);
    break;
  case 'removeStream':
    if (data.sdkName && (window.current_sdk_type !== data.sdkName)) {
      break;
    }
    //处理接收的群发removeStream消息
    //通知移除收到的视频流数据
    sdkCb.removeStream(data);
    defaultApi.writeLog(`sdk notice remote_video_removed ,streamUrl ${data.streamUrl}, role: ${data.actorType} userId : ${data.actorId} userName: ${data.actorName} `);
    break;
  case 'updateStreamDeviceStatus':
    /**
       * @data.streamType: 1视频 / 2麦克风
       * @data.status: 1打开 / 2关闭
       * @CONTROL.role: '1' 老师收流 / '2' 学生收流
       * */
    //通知业务层信息
    sdkCb.updateStreamDeviceStatus(data);
    defaultApi.writeLog(`sdk notice device_status role: ${data.actorType} userId : ${data.actorId} userName: ${data.actorName} deviceType : ${dict.devicesMap.get(parseInt(data.streamType))} deviceStatus: ${dict.devicesStatusMap.get(parseInt(data.status))}`);
    break;
  case 'leave':
    //通知业务层信息
    sdkCb.leave(data);
    defaultApi.writeLog(`sdk notice user_leave role: ${data.actorType} userId : ${data.actorId} userName: ${data.actorName}`);
    break;
  default:
    break;
  }
}