jiti-meet/react/features/mobile/call-integration/middleware.js

414 lines
14 KiB
JavaScript

// @flow
import { Alert } from 'react-native';
import uuid from 'uuid';
import { createTrackMutedEvent, sendAnalytics } from '../../analytics';
import { appNavigate } from '../../app';
import { APP_WILL_MOUNT, APP_WILL_UNMOUNT } from '../../base/app';
import {
CONFERENCE_FAILED,
CONFERENCE_JOINED,
CONFERENCE_LEFT,
CONFERENCE_WILL_JOIN,
CONFERENCE_WILL_LEAVE,
SET_AUDIO_ONLY,
getConferenceName,
getCurrentConference
} from '../../base/conference';
import { getInviteURL } from '../../base/connection';
import {
MEDIA_TYPE,
isVideoMutedByAudioOnly,
setAudioMuted
} from '../../base/media';
import { MiddlewareRegistry } from '../../base/redux';
import {
TRACK_ADDED,
TRACK_REMOVED,
TRACK_UPDATED,
isLocalTrackMuted
} from '../../base/tracks';
import { _SET_CALL_INTEGRATION_SUBSCRIPTIONS } from './actionTypes';
import CallKit from './CallKit';
import ConnectionService from './ConnectionService';
const CallIntegration = CallKit || ConnectionService;
/**
* Middleware that captures system actions and hooks up CallKit.
*
* @param {Store} store - The redux store.
* @returns {Function}
*/
CallIntegration && MiddlewareRegistry.register(store => next => action => {
switch (action.type) {
case _SET_CALL_INTEGRATION_SUBSCRIPTIONS:
return _setCallKitSubscriptions(store, next, action);
case APP_WILL_MOUNT:
return _appWillMount(store, next, action);
case APP_WILL_UNMOUNT:
store.dispatch({
type: _SET_CALL_INTEGRATION_SUBSCRIPTIONS,
subscriptions: undefined
});
break;
case CONFERENCE_FAILED:
return _conferenceFailed(store, next, action);
case CONFERENCE_JOINED:
return _conferenceJoined(store, next, action);
// If a conference is being left in a graceful manner then
// the CONFERENCE_WILL_LEAVE fires as soon as the conference starts
// disconnecting. We need to destroy the call on the native side as soon
// as possible, because the disconnection process is asynchronous and
// Android not always supports two simultaneous calls at the same time
// (even though it should according to the spec).
case CONFERENCE_LEFT:
case CONFERENCE_WILL_LEAVE:
return _conferenceLeft(store, next, action);
case CONFERENCE_WILL_JOIN:
return _conferenceWillJoin(store, next, action);
case SET_AUDIO_ONLY:
return _setAudioOnly(store, next, action);
case TRACK_ADDED:
case TRACK_REMOVED:
case TRACK_UPDATED:
return _syncTrackState(store, next, action);
}
return next(action);
});
/**
* Notifies the feature callkit that the action {@link APP_WILL_MOUNT} is being
* dispatched within a specific redux {@code store}.
*
* @param {Store} store - The redux store in which the specified {@code action}
* is being dispatched.
* @param {Dispatch} next - The redux {@code dispatch} function to dispatch the
* specified {@code action} in the specified {@code store}.
* @param {Action} action - The redux action {@code APP_WILL_MOUNT} which is
* being dispatched in the specified {@code store}.
* @private
* @returns {*} The value returned by {@code next(action)}.
*/
function _appWillMount({ dispatch, getState }, next, action) {
const result = next(action);
const context = {
dispatch,
getState
};
const delegate = {
_onPerformSetMutedCallAction,
_onPerformEndCallAction
};
const subscriptions
= CallIntegration.registerSubscriptions(context, delegate);
subscriptions && dispatch({
type: _SET_CALL_INTEGRATION_SUBSCRIPTIONS,
subscriptions
});
return result;
}
/**
* Notifies the feature callkit that the action {@link CONFERENCE_FAILED} is
* being dispatched within a specific redux {@code store}.
*
* @param {Store} store - The redux store in which the specified {@code action}
* is being dispatched.
* @param {Dispatch} next - The redux {@code dispatch} function to dispatch the
* specified {@code action} in the specified {@code store}.
* @param {Action} action - The redux action {@code CONFERENCE_FAILED} which is
* being dispatched in the specified {@code store}.
* @private
* @returns {*} The value returned by {@code next(action)}.
*/
function _conferenceFailed(store, next, action) {
const result = next(action);
// XXX Certain CONFERENCE_FAILED errors are recoverable i.e. they have
// prevented the user from joining a specific conference but the app may be
// able to eventually join the conference.
if (!action.error.recoverable) {
const { callUUID } = action.conference;
if (callUUID) {
delete action.conference.callUUID;
CallIntegration.reportCallFailed(callUUID);
}
}
return result;
}
/**
* Notifies the feature callkit that the action {@link CONFERENCE_JOINED} is
* being dispatched within a specific redux {@code store}.
*
* @param {Store} store - The redux store in which the specified {@code action}
* is being dispatched.
* @param {Dispatch} next - The redux {@code dispatch} function to dispatch the
* specified {@code action} in the specified {@code store}.
* @param {Action} action - The redux action {@code CONFERENCE_JOINED} which is
* being dispatched in the specified {@code store}.
* @private
* @returns {*} The value returned by {@code next(action)}.
*/
function _conferenceJoined(store, next, action) {
const result = next(action);
const { callUUID } = action.conference;
if (callUUID) {
CallIntegration.reportConnectedOutgoingCall(callUUID);
}
return result;
}
/**
* Notifies the feature callkit that the action {@link CONFERENCE_LEFT} is being
* dispatched within a specific redux {@code store}.
*
* @param {Store} store - The redux store in which the specified {@code action}
* is being dispatched.
* @param {Dispatch} next - The redux {@code dispatch} function to dispatch the
* specified {@code action} in the specified {@code store}.
* @param {Action} action - The redux action {@code CONFERENCE_LEFT} which is
* being dispatched in the specified {@code store}.
* @private
* @returns {*} The value returned by {@code next(action)}.
*/
function _conferenceLeft(store, next, action) {
const result = next(action);
const { callUUID } = action.conference;
if (callUUID) {
delete action.conference.callUUID;
CallIntegration.endCall(callUUID);
}
return result;
}
/**
* Notifies the feature callkit that the action {@link CONFERENCE_WILL_JOIN} is
* being dispatched within a specific redux {@code store}.
*
* @param {Store} store - The redux store in which the specified {@code action}
* is being dispatched.
* @param {Dispatch} next - The redux {@code dispatch} function to dispatch the
* specified {@code action} in the specified {@code store}.
* @param {Action} action - The redux action {@code CONFERENCE_WILL_JOIN} which
* is being dispatched in the specified {@code store}.
* @private
* @returns {*} The value returned by {@code next(action)}.
*/
function _conferenceWillJoin({ dispatch, getState }, next, action) {
const result = next(action);
const { conference } = action;
const state = getState();
const { callHandle, callUUID } = state['features/base/config'];
const url = getInviteURL(state);
const handle = callHandle || url.toString();
const hasVideo = !isVideoMutedByAudioOnly(state);
// When assigning the call UUID, do so in upper case, since iOS will return
// it upper cased.
conference.callUUID = (callUUID || uuid.v4()).toUpperCase();
CallIntegration.startCall(conference.callUUID, handle, hasVideo)
.then(() => {
const displayName = getConferenceName(state);
const muted
= isLocalTrackMuted(
state['features/base/tracks'],
MEDIA_TYPE.AUDIO);
CallIntegration.updateCall(
conference.callUUID,
{
displayName,
hasVideo
});
CallIntegration.setMuted(conference.callUUID, muted);
})
.catch(error => {
// Currently this error code is emitted only by Android.
if (error.code === 'CREATE_OUTGOING_CALL_FAILED') {
// We're not tracking the call anymore - it doesn't exist on
// the native side.
delete conference.callUUID;
dispatch(appNavigate(undefined));
Alert.alert(
'Call aborted',
'There\'s already another call in progress.'
+ ' Please end it first and try again.',
[
{ text: 'OK' }
],
{ cancelable: false });
}
});
return result;
}
/**
* Handles CallKit's event {@code performEndCallAction}.
*
* @param {Object} event - The details of the CallKit event
* {@code performEndCallAction}.
* @returns {void}
*/
function _onPerformEndCallAction({ callUUID }) {
const { dispatch, getState } = this; // eslint-disable-line no-invalid-this
const conference = getCurrentConference(getState);
if (conference && conference.callUUID === callUUID) {
// We arrive here when a call is ended by the system, for example, when
// another incoming call is received and the user selects "End &
// Accept".
delete conference.callUUID;
dispatch(appNavigate(undefined));
}
}
/**
* Handles CallKit's event {@code performSetMutedCallAction}.
*
* @param {Object} event - The details of the CallKit event
* {@code performSetMutedCallAction}.
* @returns {void}
*/
function _onPerformSetMutedCallAction({ callUUID, muted }) {
const { dispatch, getState } = this; // eslint-disable-line no-invalid-this
const conference = getCurrentConference(getState);
if (conference && conference.callUUID === callUUID) {
muted = Boolean(muted); // eslint-disable-line no-param-reassign
sendAnalytics(
createTrackMutedEvent('audio', 'call-integration', muted));
dispatch(setAudioMuted(muted, /* ensureTrack */ true));
}
}
/**
* Update CallKit with the audio only state of the conference. When a conference
* is in audio only mode we will tell CallKit the call has no video. This
* affects how the call is saved in the recent calls list.
*
* XXX: Note that here we are taking the `audioOnly` value straight from the
* action, instead of examining the state. This is intentional, as setting the
* audio only involves multiple actions which will be reflected in the state
* later, but we are just interested in knowing if the mode is going to be
* set or not.
*
* @param {Store} store - The redux store in which the specified {@code action}
* is being dispatched.
* @param {Dispatch} next - The redux {@code dispatch} function to dispatch the
* specified {@code action} in the specified {@code store}.
* @param {Action} action - The redux action which is being dispatched in the
* specified {@code store}.
* @private
* @returns {*} The value returned by {@code next(action)}.
*/
function _setAudioOnly({ getState }, next, action) {
const result = next(action);
const state = getState();
const conference = getCurrentConference(state);
if (conference && conference.callUUID) {
CallIntegration.updateCall(
conference.callUUID,
{ hasVideo: !action.audioOnly });
}
return result;
}
/**
* Notifies the feature callkit that the action
* {@link _SET_CALL_INTEGRATION_SUBSCRIPTIONS} is being dispatched within
* a specific redux {@code store}.
*
* @param {Store} store - The redux store in which the specified {@code action}
* is being dispatched.
* @param {Dispatch} next - The redux {@code dispatch} function to dispatch the
* specified {@code action} in the specified {@code store}.
* @param {Action} action - The redux action
* {@code _SET_CALL_INTEGRATION_SUBSCRIPTIONS} which is being dispatched in
* the specified {@code store}.
* @private
* @returns {*} The value returned by {@code next(action)}.
*/
function _setCallKitSubscriptions({ getState }, next, action) {
const { subscriptions } = getState()['features/call-integration'];
if (subscriptions) {
for (const subscription of subscriptions) {
subscription.remove();
}
}
return next(action);
}
/**
* Synchronize the muted state of tracks with CallKit.
*
* @param {Store} store - The redux store in which the specified {@code action}
* is being dispatched.
* @param {Dispatch} next - The redux {@code dispatch} function to dispatch the
* specified {@code action} in the specified {@code store}.
* @param {Action} action - The redux action which is being dispatched in the
* specified {@code store}.
* @private
* @returns {*} The value returned by {@code next(action)}.
*/
function _syncTrackState({ getState }, next, action) {
const result = next(action);
const { jitsiTrack } = action.track;
const state = getState();
const conference = getCurrentConference(state);
if (jitsiTrack.isLocal() && conference && conference.callUUID) {
switch (jitsiTrack.getType()) {
case 'audio': {
const tracks = state['features/base/tracks'];
const muted = isLocalTrackMuted(tracks, MEDIA_TYPE.AUDIO);
CallIntegration.setMuted(conference.callUUID, muted);
break;
}
case 'video': {
CallIntegration.updateCall(
conference.callUUID,
{ hasVideo: !isVideoMutedByAudioOnly(state) });
break;
}
}
}
return result;
}