jiti-meet/react/features/base/conference/reducer.js

451 lines
14 KiB
JavaScript

// @flow
import { LOCKED_LOCALLY, LOCKED_REMOTELY } from '../../room-lock';
import { CONNECTION_WILL_CONNECT, SET_LOCATION_URL } from '../connection';
import { JitsiConferenceErrors } from '../lib-jitsi-meet';
import { assign, ReducerRegistry, set } from '../redux';
import {
AUTH_STATUS_CHANGED,
CONFERENCE_FAILED,
CONFERENCE_JOINED,
CONFERENCE_LEFT,
CONFERENCE_SUBJECT_CHANGED,
CONFERENCE_TIMESTAMP_CHANGED,
CONFERENCE_WILL_JOIN,
CONFERENCE_WILL_LEAVE,
LOCK_STATE_CHANGED,
P2P_STATUS_CHANGED,
SET_DESKTOP_SHARING_ENABLED,
SET_FOLLOW_ME,
SET_PASSWORD,
SET_PENDING_SUBJECT_CHANGE,
SET_ROOM,
SET_SIP_GATEWAY_ENABLED,
SET_START_MUTED_POLICY
} from './actionTypes';
import { isRoomValid } from './functions';
const DEFAULT_STATE = {
conference: undefined,
e2eeSupported: undefined,
joining: undefined,
leaving: undefined,
locked: undefined,
membersOnly: undefined,
password: undefined,
passwordRequired: undefined
};
/**
* Listen for actions that contain the conference object, so that it can be
* stored for use by other action creators.
*/
ReducerRegistry.register(
'features/base/conference',
(state = DEFAULT_STATE, action) => {
switch (action.type) {
case AUTH_STATUS_CHANGED:
return _authStatusChanged(state, action);
case CONFERENCE_FAILED:
return _conferenceFailed(state, action);
case CONFERENCE_JOINED:
return _conferenceJoined(state, action);
case CONFERENCE_SUBJECT_CHANGED:
return set(state, 'subject', action.subject);
case CONFERENCE_TIMESTAMP_CHANGED:
return set(state, 'conferenceTimestamp', action.conferenceTimestamp);
case CONFERENCE_LEFT:
case CONFERENCE_WILL_LEAVE:
return _conferenceLeftOrWillLeave(state, action);
case CONFERENCE_WILL_JOIN:
return _conferenceWillJoin(state, action);
case CONNECTION_WILL_CONNECT:
return set(state, 'authRequired', undefined);
case LOCK_STATE_CHANGED:
return _lockStateChanged(state, action);
case P2P_STATUS_CHANGED:
return _p2pStatusChanged(state, action);
case SET_DESKTOP_SHARING_ENABLED:
return _setDesktopSharingEnabled(state, action);
case SET_FOLLOW_ME:
return set(state, 'followMeEnabled', action.enabled);
case SET_LOCATION_URL:
return set(state, 'room', undefined);
case SET_PASSWORD:
return _setPassword(state, action);
case SET_PENDING_SUBJECT_CHANGE:
return set(state, 'pendingSubjectChange', action.subject);
case SET_ROOM:
return _setRoom(state, action);
case SET_SIP_GATEWAY_ENABLED:
return _setSIPGatewayEnabled(state, action);
case SET_START_MUTED_POLICY:
return {
...state,
startAudioMutedPolicy: action.startAudioMutedPolicy,
startVideoMutedPolicy: action.startVideoMutedPolicy
};
}
return state;
});
/**
* Reduces a specific Redux action AUTH_STATUS_CHANGED of the feature
* base/conference.
*
* @param {Object} state - The Redux state of the feature base/conference.
* @param {Action} action - The Redux action AUTH_STATUS_CHANGED to reduce.
* @private
* @returns {Object} The new state of the feature base/conference after the
* reduction of the specified action.
*/
function _authStatusChanged(state, { authEnabled, authLogin }) {
return assign(state, {
authEnabled,
authLogin
});
}
/**
* Reduces a specific Redux action CONFERENCE_FAILED of the feature
* base/conference.
*
* @param {Object} state - The Redux state of the feature base/conference.
* @param {Action} action - The Redux action CONFERENCE_FAILED to reduce.
* @private
* @returns {Object} The new state of the feature base/conference after the
* reduction of the specified action.
*/
function _conferenceFailed(state, { conference, error }) {
// The current (similar to getCurrentConference in
// base/conference/functions.js) conference which is joining or joined:
const conference_ = state.conference || state.joining;
if (conference_ && conference_ !== conference) {
return state;
}
let authRequired;
let membersOnly;
let passwordRequired;
switch (error.name) {
case JitsiConferenceErrors.AUTHENTICATION_REQUIRED:
authRequired = conference;
break;
case JitsiConferenceErrors.CONFERENCE_ACCESS_DENIED:
case JitsiConferenceErrors.MEMBERS_ONLY_ERROR:
membersOnly = conference;
break;
case JitsiConferenceErrors.PASSWORD_REQUIRED:
passwordRequired = conference;
break;
}
return assign(state, {
authRequired,
conference: undefined,
e2eeSupported: undefined,
error,
joining: undefined,
leaving: undefined,
/**
* The indicator of how the conference/room is locked. If falsy, the
* conference/room is unlocked; otherwise, it's either
* {@code LOCKED_LOCALLY} or {@code LOCKED_REMOTELY}.
*
* @type {string}
*/
locked: passwordRequired ? LOCKED_REMOTELY : undefined,
membersOnly,
password: undefined,
/**
* The JitsiConference instance which requires a password to join.
*
* @type {JitsiConference}
*/
passwordRequired
});
}
/**
* Reduces a specific Redux action CONFERENCE_JOINED of the feature
* base/conference.
*
* @param {Object} state - The Redux state of the feature base/conference.
* @param {Action} action - The Redux action CONFERENCE_JOINED to reduce.
* @private
* @returns {Object} The new state of the feature base/conference after the
* reduction of the specified action.
*/
function _conferenceJoined(state, { conference }) {
// FIXME The indicator which determines whether a JitsiConference is locked
// i.e. password-protected is private to lib-jitsi-meet. However, the
// library does not fire LOCK_STATE_CHANGED upon joining a JitsiConference
// with a password.
// FIXME Technically JitsiConference.room is a private field.
const locked = conference.room && conference.room.locked ? LOCKED_REMOTELY : undefined;
return assign(state, {
authRequired: undefined,
/**
* The JitsiConference instance represented by the Redux state of the
* feature base/conference.
*
* @type {JitsiConference}
*/
conference,
e2eeSupported: conference.isE2EESupported(),
joining: undefined,
membersOnly: undefined,
leaving: undefined,
/**
* The indicator which determines whether the conference is locked.
*
* @type {boolean}
*/
locked,
passwordRequired: undefined
});
}
/**
* Reduces a specific redux action {@link CONFERENCE_LEFT} or
* {@link CONFERENCE_WILL_LEAVE} for the feature base/conference.
*
* @param {Object} state - The redux state of the feature base/conference.
* @param {Action} action - The redux action {@code CONFERENCE_LEFT} or
* {@code CONFERENCE_WILL_LEAVE} to reduce.
* @private
* @returns {Object} The next/new state of the feature base/conference after the
* reduction of the specified action.
*/
function _conferenceLeftOrWillLeave(state, { conference, type }) {
const nextState = { ...state };
// The redux action CONFERENCE_LEFT is the last time that we should be
// hearing from a JitsiConference instance.
//
// The redux action CONFERENCE_WILL_LEAVE represents the order of the user
// to leave a JitsiConference instance. From the user's perspective, there's
// no going back (with respect to the instance itself). The app will perform
// due clean-up like leaving the associated room, but the instance is no
// longer the focus of the attention of the user and, consequently, the app.
for (const p in state) {
if (state[p] === conference) {
nextState[p] = undefined;
switch (p) {
case 'conference':
case 'passwordRequired':
// XXX Clear/unset locked & password for a conference which has
// been LOCKED_LOCALLY or LOCKED_REMOTELY.
delete nextState.locked;
delete nextState.password;
break;
}
}
}
if (type === CONFERENCE_WILL_LEAVE) {
// A CONFERENCE_WILL_LEAVE is of further consequence only if it is
// expected i.e. if the specified conference is joining or joined.
if (conference === state.joining || conference === state.conference) {
/**
* The JitsiConference instance which is currently in the process of
* being left.
*
* @type {JitsiConference}
*/
nextState.leaving = conference;
}
}
return nextState;
}
/**
* Reduces a specific Redux action CONFERENCE_WILL_JOIN of the feature
* base/conference.
*
* @param {Object} state - The Redux state of the feature base/conference.
* @param {Action} action - The Redux action CONFERENCE_WILL_JOIN to reduce.
* @private
* @returns {Object} The new state of the feature base/conference after the
* reduction of the specified action.
*/
function _conferenceWillJoin(state, { conference }) {
return assign(state, {
error: undefined,
joining: conference
});
}
/**
* Reduces a specific Redux action LOCK_STATE_CHANGED of the feature
* base/conference.
*
* @param {Object} state - The Redux state of the feature base/conference.
* @param {Action} action - The Redux action LOCK_STATE_CHANGED to reduce.
* @private
* @returns {Object} The new state of the feature base/conference after the
* reduction of the specified action.
*/
function _lockStateChanged(state, { conference, locked }) {
if (state.conference !== conference) {
return state;
}
return assign(state, {
locked: locked ? state.locked || LOCKED_REMOTELY : undefined,
password: locked ? state.password : undefined
});
}
/**
* Reduces a specific Redux action P2P_STATUS_CHANGED of the feature
* base/conference.
*
* @param {Object} state - The Redux state of the feature base/conference.
* @param {Action} action - The Redux action P2P_STATUS_CHANGED to reduce.
* @private
* @returns {Object} The new state of the feature base/conference after the
* reduction of the specified action.
*/
function _p2pStatusChanged(state, action) {
return set(state, 'p2p', action.p2p);
}
/**
* Reduces a specific Redux action SET_DESKTOP_SHARING_ENABLED of the feature
* base/conference.
*
* @param {Object} state - The Redux state of the feature base/conference.
* @param {Action} action - The Redux action SET_DESKTOP_SHARING_ENABLED to
* reduce.
* @private
* @returns {Object} The new state of the feature base/conference after the
* reduction of the specified action.
*/
function _setDesktopSharingEnabled(state, action) {
return set(state, 'desktopSharingEnabled', action.desktopSharingEnabled);
}
/**
* Reduces a specific Redux action SET_PASSWORD of the feature base/conference.
*
* @param {Object} state - The Redux state of the feature base/conference.
* @param {Action} action - The Redux action SET_PASSWORD to reduce.
* @private
* @returns {Object} The new state of the feature base/conference after the
* reduction of the specified action.
*/
function _setPassword(state, { conference, method, password }) {
switch (method) {
case conference.join:
return assign(state, {
// 1. The JitsiConference which transitions away from
// passwordRequired MUST remain in the redux state
// features/base/conference until it transitions into
// conference; otherwise, there is a span of time during which
// the redux state does not even know that there is a
// JitsiConference whatsoever.
//
// 2. The redux action setPassword will attempt to join the
// JitsiConference so joining is an appropriate transitional
// redux state.
//
// 3. The redux action setPassword will perform the same check
// before it proceeds with the re-join.
joining: state.conference ? state.joining : conference,
locked: LOCKED_REMOTELY,
/**
* The password with which the conference is to be joined.
*
* @type {string}
*/
password
});
case conference.lock:
return assign(state, {
locked: password ? LOCKED_LOCALLY : undefined,
password
});
}
return state;
}
/**
* Reduces a specific Redux action SET_ROOM of the feature base/conference.
*
* @param {Object} state - The Redux state of the feature base/conference.
* @param {Action} action - The Redux action SET_ROOM to reduce.
* @private
* @returns {Object} The new state of the feature base/conference after the
* reduction of the specified action.
*/
function _setRoom(state, action) {
let { room } = action;
if (!isRoomValid(room)) {
// Technically, there are multiple values which don't represent valid
// room names. Practically, each of them is as bad as the rest of them
// because we can't use any of them to join a conference.
room = undefined;
}
/**
* The name of the room of the conference (to be) joined.
*
* @type {string}
*/
return assign(state, {
error: undefined,
room
});
}
/**
* Reduces a specific Redux action SET_SIP_GATEWAY_ENABLED of the feature
* base/conference.
*
* @param {Object} state - The Redux state of the feature base/conference.
* @param {Action} action - The Redux action SET_SIP_GATEWAY_ENABLED to reduce.
* @private
* @returns {Object} The new state of the feature base/conference after the
* reduction of the specified action.
*/
function _setSIPGatewayEnabled(state, action) {
return set(state, 'isSIPGatewayEnabled', action.isSIPGatewayEnabled);
}