329 lines
13 KiB
TypeScript
329 lines
13 KiB
TypeScript
/*
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Copyright 2017 - 2022 The Matrix.org Foundation C.I.C.
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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import React from 'react';
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import { CallEvent, CallState, MatrixCall } from 'matrix-js-sdk/src/webrtc/call';
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import { EventSubscription } from 'fbemitter';
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import { logger } from "matrix-js-sdk/src/logger";
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import classNames from 'classnames';
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import CallView from "./CallView";
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import RoomViewStore from '../../../stores/RoomViewStore';
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import CallHandler, { CallHandlerEvent } from '../../../CallHandler';
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import PersistentApp from "../elements/PersistentApp";
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import SettingsStore from "../../../settings/SettingsStore";
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import { MatrixClientPeg } from '../../../MatrixClientPeg';
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import { replaceableComponent } from "../../../utils/replaceableComponent";
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import PictureInPictureDragger from './PictureInPictureDragger';
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import dis from '../../../dispatcher/dispatcher';
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import { Action } from "../../../dispatcher/actions";
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import { Container, WidgetLayoutStore } from '../../../stores/widgets/WidgetLayoutStore';
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import CallViewHeader from './CallView/CallViewHeader';
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import ActiveWidgetStore, { ActiveWidgetStoreEvent } from '../../../stores/ActiveWidgetStore';
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import { UPDATE_EVENT } from '../../../stores/AsyncStore';
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import { RightPanelPhases } from '../../../stores/right-panel/RightPanelStorePhases';
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import RightPanelStore from '../../../stores/right-panel/RightPanelStore';
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const SHOW_CALL_IN_STATES = [
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CallState.Connected,
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CallState.InviteSent,
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CallState.Connecting,
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CallState.CreateAnswer,
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CallState.CreateOffer,
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CallState.WaitLocalMedia,
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];
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interface IProps {
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}
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interface IState {
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viewedRoomId: string;
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// The main call that we are displaying (ie. not including the call in the room being viewed, if any)
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primaryCall: MatrixCall;
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// Any other call we're displaying: only if the user is on two calls and not viewing either of the rooms
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// they belong to
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secondaryCall: MatrixCall;
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// widget candidate to be displayed in the pip view.
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persistentWidgetId: string;
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showWidgetInPip: boolean;
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rightPanelPhase: RightPanelPhases;
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moving: boolean;
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}
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// Splits a list of calls into one 'primary' one and a list
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// (which should be a single element) of other calls.
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// The primary will be the one not on hold, or an arbitrary one
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// if they're all on hold)
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function getPrimarySecondaryCallsForPip(roomId: string): [MatrixCall, MatrixCall[]] {
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const calls = CallHandler.instance.getAllActiveCallsForPip(roomId);
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let primary: MatrixCall = null;
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let secondaries: MatrixCall[] = [];
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for (const call of calls) {
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if (!SHOW_CALL_IN_STATES.includes(call.state)) continue;
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if (!call.isRemoteOnHold() && primary === null) {
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primary = call;
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} else {
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secondaries.push(call);
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}
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}
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if (primary === null && secondaries.length > 0) {
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primary = secondaries[0];
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secondaries = secondaries.slice(1);
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}
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if (secondaries.length > 1) {
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// We should never be in more than two calls so this shouldn't happen
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logger.log("Found more than 1 secondary call! Other calls will not be shown.");
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}
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return [primary, secondaries];
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}
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/**
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* PipView shows a small version of the CallView or a sticky widget hovering over the UI in 'picture-in-picture'
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* (PiP mode). It displays the call(s) which is *not* in the room the user is currently viewing
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* and all widgets that are active but not shown in any other possible container.
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*/
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@replaceableComponent("views.voip.PipView")
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export default class PipView extends React.Component<IProps, IState> {
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private roomStoreToken: EventSubscription;
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private settingsWatcherRef: string;
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constructor(props: IProps) {
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super(props);
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const roomId = RoomViewStore.getRoomId();
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const [primaryCall, secondaryCalls] = getPrimarySecondaryCallsForPip(roomId);
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this.state = {
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moving: false,
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viewedRoomId: roomId,
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primaryCall: primaryCall,
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secondaryCall: secondaryCalls[0],
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persistentWidgetId: ActiveWidgetStore.instance.getPersistentWidgetId(),
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rightPanelPhase: RightPanelStore.instance.currentCard.phase,
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showWidgetInPip: false,
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};
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}
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public componentDidMount() {
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CallHandler.instance.addListener(CallHandlerEvent.CallChangeRoom, this.updateCalls);
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CallHandler.instance.addListener(CallHandlerEvent.CallState, this.updateCalls);
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this.roomStoreToken = RoomViewStore.addListener(this.onRoomViewStoreUpdate);
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MatrixClientPeg.get().on(CallEvent.RemoteHoldUnhold, this.onCallRemoteHold);
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const room = MatrixClientPeg.get()?.getRoom(this.state.viewedRoomId);
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if (room) {
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WidgetLayoutStore.instance.on(WidgetLayoutStore.emissionForRoom(room), this.updateCalls);
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}
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RightPanelStore.instance.on(UPDATE_EVENT, this.onRightPanelStoreUpdate);
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ActiveWidgetStore.instance.on(ActiveWidgetStoreEvent.Update, this.onActiveWidgetStoreUpdate);
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document.addEventListener("mouseup", this.onEndMoving.bind(this));
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}
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public componentWillUnmount() {
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CallHandler.instance.removeListener(CallHandlerEvent.CallChangeRoom, this.updateCalls);
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CallHandler.instance.removeListener(CallHandlerEvent.CallState, this.updateCalls);
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MatrixClientPeg.get().removeListener(CallEvent.RemoteHoldUnhold, this.onCallRemoteHold);
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this.roomStoreToken?.remove();
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SettingsStore.unwatchSetting(this.settingsWatcherRef);
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const room = MatrixClientPeg.get().getRoom(this.state.viewedRoomId);
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if (room) {
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WidgetLayoutStore.instance.off(WidgetLayoutStore.emissionForRoom(room), this.updateCalls);
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}
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RightPanelStore.instance.off(UPDATE_EVENT, this.onRightPanelStoreUpdate);
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ActiveWidgetStore.instance.off(ActiveWidgetStoreEvent.Update, this.onActiveWidgetStoreUpdate);
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document.removeEventListener("mouseup", this.onEndMoving.bind(this));
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}
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private onStartMoving() {
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this.setState({ moving: true });
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}
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private onEndMoving() {
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this.setState({ moving: false });
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}
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private onRoomViewStoreUpdate = () => {
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const newRoomId = RoomViewStore.getRoomId();
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const oldRoomId = this.state.viewedRoomId;
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if (newRoomId === oldRoomId) return;
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// The WidgetLayoutStore observer always tracks the currently viewed Room,
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// so we don't end up with multiple observers and know what observer to remove on unmount
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const oldRoom = MatrixClientPeg.get()?.getRoom(oldRoomId);
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if (oldRoom) {
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WidgetLayoutStore.instance.off(WidgetLayoutStore.emissionForRoom(oldRoom), this.updateCalls);
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}
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const newRoom = MatrixClientPeg.get()?.getRoom(newRoomId);
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if (newRoom) {
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WidgetLayoutStore.instance.on(WidgetLayoutStore.emissionForRoom(newRoom), this.updateCalls);
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}
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if (!newRoomId) return;
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const [primaryCall, secondaryCalls] = getPrimarySecondaryCallsForPip(newRoomId);
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this.setState({
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viewedRoomId: newRoomId,
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primaryCall: primaryCall,
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secondaryCall: secondaryCalls[0],
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});
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this.updateShowWidgetInPip();
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};
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private onRightPanelStoreUpdate = () => {
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this.setState({
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rightPanelPhase: RightPanelStore.instance.currentCard.phase,
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});
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this.updateShowWidgetInPip();
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};
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private onActiveWidgetStoreUpdate = (): void => {
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this.setState({
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persistentWidgetId: ActiveWidgetStore.instance.getPersistentWidgetId(),
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});
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this.updateShowWidgetInPip();
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};
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private updateCalls = (): void => {
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if (!this.state.viewedRoomId) return;
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const [primaryCall, secondaryCalls] = getPrimarySecondaryCallsForPip(this.state.viewedRoomId);
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this.setState({
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primaryCall: primaryCall,
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secondaryCall: secondaryCalls[0],
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});
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this.updateShowWidgetInPip();
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};
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private onCallRemoteHold = () => {
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if (!this.state.viewedRoomId) return;
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const [primaryCall, secondaryCalls] = getPrimarySecondaryCallsForPip(this.state.viewedRoomId);
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this.setState({
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primaryCall: primaryCall,
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secondaryCall: secondaryCalls[0],
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});
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};
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private onDoubleClick = (): void => {
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const callRoomId = this.state.primaryCall?.roomId;
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const widgetRoomId = ActiveWidgetStore.instance.getRoomId(this.state.persistentWidgetId);
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if (!!(callRoomId ?? widgetRoomId)) {
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dis.dispatch({
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action: Action.ViewRoom,
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room_id: callRoomId ?? widgetRoomId,
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});
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}
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};
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public updateShowWidgetInPip() {
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const wId = this.state.persistentWidgetId;
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let userIsPartOfTheRoom = false;
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let fromAnotherRoom = false;
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let notInRightPanel = false;
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let notInCenterContainer = false;
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let notInTopContainer = false;
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if (wId) {
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const persistentWidgetInRoomId = ActiveWidgetStore.instance.getRoomId(wId);
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const persistentWidgetInRoom = MatrixClientPeg.get().getRoom(persistentWidgetInRoomId);
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// Sanity check the room - the widget may have been destroyed between render cycles, and
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// thus no room is associated anymore.
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if (!persistentWidgetInRoom) return null;
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const wls = WidgetLayoutStore.instance;
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userIsPartOfTheRoom = persistentWidgetInRoom.getMyMembership() == "join";
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fromAnotherRoom = this.state.viewedRoomId !== persistentWidgetInRoomId;
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notInRightPanel =
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!(RightPanelStore.instance.currentCard.phase == RightPanelPhases.Widget &&
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wId == RightPanelStore.instance.currentCard.state?.widgetId);
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notInCenterContainer =
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!wls.getContainerWidgets(persistentWidgetInRoom, Container.Center).some((app) => app.id == wId);
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notInTopContainer =
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!wls.getContainerWidgets(persistentWidgetInRoom, Container.Top).some(app => app.id == wId);
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}
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// The widget should only be shown as a persistent app (in a floating pip container) if it is not visible on screen
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// either, because we are viewing a different room OR because it is in none of the possible containers of the room view.
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const showWidgetInPip =
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(fromAnotherRoom && userIsPartOfTheRoom) ||
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(notInRightPanel && notInCenterContainer && notInTopContainer && userIsPartOfTheRoom);
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this.setState({ showWidgetInPip });
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}
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public render() {
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const pipMode = true;
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let pipContent;
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if (this.state.primaryCall) {
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pipContent = ({ onStartMoving, onResize }) =>
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<CallView
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onMouseDownOnHeader={onStartMoving}
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call={this.state.primaryCall}
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secondaryCall={this.state.secondaryCall}
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pipMode={pipMode}
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onResize={onResize}
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/>;
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}
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if (this.state.showWidgetInPip) {
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const pipViewClasses = classNames({
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mx_CallView: true,
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mx_CallView_pip: pipMode,
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mx_CallView_large: !pipMode,
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});
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const roomId = ActiveWidgetStore.instance.getRoomId(this.state.persistentWidgetId);
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const roomForWidget = MatrixClientPeg.get().getRoom(roomId);
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pipContent = ({ onStartMoving, _onResize }) =>
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<div className={pipViewClasses}>
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<CallViewHeader
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onPipMouseDown={(event) => { onStartMoving(event); this.onStartMoving.bind(this)(); }}
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pipMode={pipMode}
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callRooms={[roomForWidget]}
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/>
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<PersistentApp
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persistentWidgetId={this.state.persistentWidgetId}
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pointerEvents={this.state.moving ? 'none' : undefined}
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/>
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</div>;
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}
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if (!!pipContent) {
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return <PictureInPictureDragger
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className="mx_CallPreview"
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draggable={pipMode}
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onDoubleClick={this.onDoubleClick}
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>
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{ pipContent }
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</PictureInPictureDragger>;
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}
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return null;
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}
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}
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