290 lines
10 KiB
JavaScript
290 lines
10 KiB
JavaScript
/*
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Copyright 2020 Bruno Windels <bruno@windels.cloud>
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Copyright 2020 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 {LeftPanelViewModel} from "./leftpanel/LeftPanelViewModel.js";
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import {RoomViewModel} from "./room/RoomViewModel.js";
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import {UnknownRoomViewModel} from "./room/UnknownRoomViewModel.js";
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import {InviteViewModel} from "./room/InviteViewModel.js";
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import {RoomBeingCreatedViewModel} from "./room/RoomBeingCreatedViewModel.js";
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import {setupLightboxNavigation} from "./room/lightbox-navigation.js";
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import {SessionStatusViewModel} from "./SessionStatusViewModel.js";
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import {RoomGridViewModel} from "./RoomGridViewModel.js";
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import {SettingsViewModel} from "./settings/SettingsViewModel.js";
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import {CreateRoomViewModel} from "./CreateRoomViewModel.js";
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import {ViewModel} from "../ViewModel";
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import {RoomViewModelObservable} from "./RoomViewModelObservable.js";
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import {RightPanelViewModel} from "./rightpanel/RightPanelViewModel.js";
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export class SessionViewModel extends ViewModel {
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constructor(options) {
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super(options);
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const {client} = options;
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this._client = this.track(client);
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this._sessionStatusViewModel = this.track(new SessionStatusViewModel(this.childOptions({
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sync: client.sync,
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reconnector: client.reconnector,
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session: client.session,
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})));
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this._leftPanelViewModel = this.track(new LeftPanelViewModel(this.childOptions({session: this._client.session})));
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this._settingsViewModel = null;
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this._roomViewModelObservable = null;
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this._gridViewModel = null;
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this._createRoomViewModel = null;
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this._setupNavigation();
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}
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_setupNavigation() {
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const gridRooms = this.navigation.observe("rooms");
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// this gives us a set of room ids in the grid
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this.track(gridRooms.subscribe(roomIds => {
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this._updateGrid(roomIds);
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}));
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if (gridRooms.get()) {
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this._updateGrid(gridRooms.get());
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}
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const currentRoomId = this.navigation.observe("room");
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// this gives us the active room
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this.track(currentRoomId.subscribe(roomId => {
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if (!this._gridViewModel) {
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this._updateRoom(roomId);
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}
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this._updateRightPanel();
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}));
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if (!this._gridViewModel) {
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this._updateRoom(currentRoomId.get());
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}
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const settings = this.navigation.observe("settings");
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this.track(settings.subscribe(settingsOpen => {
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this._updateSettings(settingsOpen);
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}));
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this._updateSettings(settings.get());
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const createRoom = this.navigation.observe("create-room");
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this.track(createRoom.subscribe(createRoomOpen => {
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this._updateCreateRoom(createRoomOpen);
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}));
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this._updateCreateRoom(createRoom.get());
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setupLightboxNavigation(this, 'lightboxViewModel', (eventId) => {
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return {
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room,
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eventId,
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};
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});
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const rightpanel = this.navigation.observe("right-panel");
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this.track(rightpanel.subscribe(() => this._updateRightPanel()));
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this._updateRightPanel();
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}
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get id() {
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return this._client.sessionId;
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}
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start() {
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this._sessionStatusViewModel.start();
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}
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get activeMiddleViewModel() {
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return this._roomViewModelObservable?.get() || this._gridViewModel || this._settingsViewModel || this._createRoomViewModel;
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}
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get roomGridViewModel() {
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return this._gridViewModel;
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}
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get leftPanelViewModel() {
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return this._leftPanelViewModel;
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}
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get sessionStatusViewModel() {
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return this._sessionStatusViewModel;
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}
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get settingsViewModel() {
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return this._settingsViewModel;
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}
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get currentRoomViewModel() {
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return this._roomViewModelObservable?.get();
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}
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get rightPanelViewModel() {
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return this._rightPanelViewModel;
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}
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get createRoomViewModel() {
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return this._createRoomViewModel;
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}
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_updateGrid(roomIds) {
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const changed = !(this._gridViewModel && roomIds);
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const currentRoomId = this.navigation.path.get("room");
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if (roomIds) {
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if (!this._gridViewModel) {
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this._gridViewModel = this.track(new RoomGridViewModel(this.childOptions({
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width: 3,
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height: 2,
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createRoomViewModelObservable: roomId => new RoomViewModelObservable(this, roomId),
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})));
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// try to transfer the current room view model, so we don't have to reload the timeline
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this._roomViewModelObservable?.unsubscribeAll();
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if (this._gridViewModel.initializeRoomIdsAndTransferVM(roomIds, this._roomViewModelObservable)) {
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this._roomViewModelObservable = this.untrack(this._roomViewModelObservable);
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} else if (this._roomViewModelObservable) {
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this._roomViewModelObservable = this.disposeTracked(this._roomViewModelObservable);
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}
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} else {
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this._gridViewModel.setRoomIds(roomIds);
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}
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} else if (this._gridViewModel && !roomIds) {
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// closing grid, try to show focused room in grid
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if (currentRoomId) {
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const vmo = this._gridViewModel.releaseRoomViewModel(currentRoomId.value);
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if (vmo) {
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this._roomViewModelObservable = this.track(vmo);
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this._roomViewModelObservable.subscribe(() => {
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this.emitChange("activeMiddleViewModel");
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});
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}
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}
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this._gridViewModel = this.disposeTracked(this._gridViewModel);
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}
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if (changed) {
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this.emitChange("activeMiddleViewModel");
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}
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}
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_createRoomViewModelInstance(roomId) {
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const room = this._client.session.rooms.get(roomId);
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if (room) {
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const roomVM = new RoomViewModel(this.childOptions({room}));
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roomVM.load();
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return roomVM;
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}
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return null;
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}
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_createUnknownRoomViewModel(roomIdOrAlias) {
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return new UnknownRoomViewModel(this.childOptions({
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roomIdOrAlias,
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session: this._client.session,
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}));
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}
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async _createArchivedRoomViewModel(roomId) {
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const room = await this._client.session.loadArchivedRoom(roomId);
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if (room) {
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const roomVM = new RoomViewModel(this.childOptions({room}));
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roomVM.load();
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return roomVM;
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}
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return null;
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}
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_createInviteViewModel(roomId) {
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const invite = this._client.session.invites.get(roomId);
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if (invite) {
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return new InviteViewModel(this.childOptions({
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invite,
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mediaRepository: this._client.session.mediaRepository,
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}));
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}
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return null;
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}
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_createRoomBeingCreatedViewModel(localId) {
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const roomBeingCreated = this._client.session.roomsBeingCreated.get(localId);
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if (roomBeingCreated) {
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return new RoomBeingCreatedViewModel(this.childOptions({
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roomBeingCreated,
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mediaRepository: this._client.session.mediaRepository,
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}));
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}
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return null;
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}
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_updateRoom(roomId) {
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// opening a room and already open?
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if (this._roomViewModelObservable?.id === roomId) {
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return;
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}
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// close if needed
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if (this._roomViewModelObservable) {
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this._roomViewModelObservable = this.disposeTracked(this._roomViewModelObservable);
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}
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if (!roomId) {
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// if clearing the activeMiddleViewModel rather than changing to a different one,
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// emit so the view picks it up and show the placeholder
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this.emitChange("activeMiddleViewModel");
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return;
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}
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const vmo = new RoomViewModelObservable(this, roomId);
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this._roomViewModelObservable = this.track(vmo);
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// subscription is unsubscribed in RoomViewModelObservable.dispose, and thus handled by track
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this._roomViewModelObservable.subscribe(() => {
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this.emitChange("activeMiddleViewModel");
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});
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vmo.initialize();
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}
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_updateSettings(settingsOpen) {
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if (this._settingsViewModel) {
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this._settingsViewModel = this.disposeTracked(this._settingsViewModel);
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}
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if (settingsOpen) {
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this._settingsViewModel = this.track(new SettingsViewModel(this.childOptions({
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client: this._client,
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})));
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this._settingsViewModel.load();
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}
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this.emitChange("activeMiddleViewModel");
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}
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_updateCreateRoom(createRoomOpen) {
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if (this._createRoomViewModel) {
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this._createRoomViewModel = this.disposeTracked(this._createRoomViewModel);
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}
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if (createRoomOpen) {
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this._createRoomViewModel = this.track(new CreateRoomViewModel(this.childOptions({session: this._client.session})));
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}
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this.emitChange("activeMiddleViewModel");
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}
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_roomFromNavigation() {
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const roomId = this.navigation.path.get("room")?.value;
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const room = this._client.session.rooms.get(roomId);
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return room;
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}
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_updateRightPanel() {
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this._rightPanelViewModel = this.disposeTracked(this._rightPanelViewModel);
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const enable = !!this.navigation.path.get("right-panel")?.value;
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if (enable) {
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const room = this._roomFromNavigation();
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this._rightPanelViewModel = this.track(new RightPanelViewModel(this.childOptions({room, session: this._client.session})));
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}
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this.emitChange("rightPanelViewModel");
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}
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notifyRoomReplaced(oldId, newId) {
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this.navigation.push("room", newId);
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}
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}
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