jeffsi-meet/react/features/base/tracks/middleware.native.ts

77 lines
2.4 KiB
TypeScript

import { IStore } from '../../app/types';
import { SET_AUDIO_MUTED } from '../media/actionTypes';
import {
MEDIA_TYPE,
VIDEO_TYPE
} from '../media/constants';
import MiddlewareRegistry from '../redux/MiddlewareRegistry';
import {
TRACK_UPDATED
} from './actionTypes';
import {
createLocalTracksA,
toggleScreensharing,
trackMuteUnmuteFailed
} from './actions.native';
import { getLocalTrack, setTrackMuted } from './functions.any';
import './middleware.any';
/**
* Middleware that captures LIB_DID_DISPOSE and LIB_DID_INIT actions and,
* respectively, creates/destroys local media tracks. Also listens to
* media-related actions and performs corresponding operations with tracks.
*
* @param {Store} store - The redux store.
* @returns {Function}
*/
MiddlewareRegistry.register(store => next => action => {
switch (action.type) {
case SET_AUDIO_MUTED: {
_setMuted(store, action);
break;
}
case TRACK_UPDATED: {
const { jitsiTrack, local } = action.track;
if (local && jitsiTrack.isMuted()
&& jitsiTrack.type === MEDIA_TYPE.VIDEO && jitsiTrack.videoType === VIDEO_TYPE.DESKTOP) {
store.dispatch(toggleScreensharing(false));
}
break;
}
}
return next(action);
});
/**
* Mutes or unmutes a local track with a specific media type.
*
* @param {Store} store - The redux store in which the specified action is dispatched.
* @param {Action} action - The redux action dispatched in the specified store.
* @private
* @returns {void}
*/
function _setMuted(store: IStore, { ensureTrack, muted }: {
ensureTrack: boolean; muted: boolean; }) {
const { dispatch, getState } = store;
const state = getState();
const localTrack = getLocalTrack(state['features/base/tracks'], MEDIA_TYPE.AUDIO, /* includePending */ true);
if (localTrack) {
// The `jitsiTrack` property will have a value only for a localTrack for which `getUserMedia` has already
// completed. If there's no `jitsiTrack`, then the `muted` state will be applied once the `jitsiTrack` is
// created.
const { jitsiTrack } = localTrack;
if (jitsiTrack) {
setTrackMuted(jitsiTrack, muted, state, dispatch)
.catch(() => dispatch(trackMuteUnmuteFailed(localTrack, muted)));
}
} else if (!muted && ensureTrack) {
dispatch(createLocalTracksA({ devices: [ MEDIA_TYPE.AUDIO ] }));
}
}