Merge pull request #6202 from matrix-org/t3chguy/fix/17669

src/components/structures/RoomStatusBar.js

@@ -41,7 +41,7 @@ export function getUnsentMessages(room) {
 }
 
 @replaceableComponent("structures.RoomStatusBar")
-export default class RoomStatusBar extends React.Component {
+export default class RoomStatusBar extends React.PureComponent {
     static propTypes = {
         // the room this statusbar is representing.
         room: PropTypes.object.isRequired,

src/components/structures/RoomView.tsx

@@ -80,7 +80,6 @@ import { objectHasDiff } from "../../utils/objects";
 import SpaceRoomView from "./SpaceRoomView";
 import { IOpts } from "../../createRoom";
 import { replaceableComponent } from "../../utils/replaceableComponent";
-import { omit } from 'lodash';
 import UIStore from "../../stores/UIStore";
 
 const DEBUG = false;
@@ -572,16 +571,12 @@ export default class RoomView extends React.Component<IProps, IState> {
     shouldComponentUpdate(nextProps, nextState) {
         const hasPropsDiff = objectHasDiff(this.props, nextProps);
 
-        // React only shallow comparison and we only want to trigger
-        // a component re-render if a room requires an upgrade
-        const newUpgradeRecommendation = nextState.upgradeRecommendation || {}
-
-        const state = omit(this.state, ['upgradeRecommendation']);
-        const newState = omit(nextState, ['upgradeRecommendation'])
+        const { upgradeRecommendation, ...state } = this.state;
+        const { upgradeRecommendation: newUpgradeRecommendation, ...newState } = nextState;
 
         const hasStateDiff =
-            objectHasDiff(state, newState) ||
-            (newUpgradeRecommendation.needsUpgrade === true)
+            newUpgradeRecommendation?.needsUpgrade !== upgradeRecommendation?.needsUpgrade ||
+            objectHasDiff(state, newState);
 
         return hasPropsDiff || hasStateDiff;
     }
@@ -706,12 +701,6 @@ export default class RoomView extends React.Component<IProps, IState> {
         }
     }
 
-    private onLayoutChange = () => {
-        this.setState({
-            layout: SettingsStore.getValue("layout"),
-        });
-    };
-
     private onRightPanelStoreUpdate = () => {
         this.setState({
             showRightPanel: RightPanelStore.getSharedInstance().isOpenForRoom,
@@ -1645,29 +1634,27 @@ export default class RoomView extends React.Component<IProps, IState> {
         let auxPanelMaxHeight = UIStore.instance.windowHeight -
                 (54 + // height of RoomHeader
                  36 + // height of the status area
-                 51 + // minimum height of the message compmoser
+                 51 + // minimum height of the message composer
                  120); // amount of desired scrollback
 
         // XXX: this is a bit of a hack and might possibly cause the video to push out the page anyway
         // but it's better than the video going missing entirely
         if (auxPanelMaxHeight < 50) auxPanelMaxHeight = 50;
 
-        this.setState({auxPanelMaxHeight: auxPanelMaxHeight});
+        if (this.state.auxPanelMaxHeight !== auxPanelMaxHeight) {
+            this.setState({ auxPanelMaxHeight });
+        }
     };
 
     private onStatusBarVisible = () => {
-        if (this.unmounted) return;
-        this.setState({
-            statusBarVisible: true,
-        });
+        if (this.unmounted || this.state.statusBarVisible) return;
+        this.setState({ statusBarVisible: true });
     };
 
     private onStatusBarHidden = () => {
         // This is currently not desired as it is annoying if it keeps expanding and collapsing
-        if (this.unmounted) return;
-        this.setState({
-            statusBarVisible: false,
-        });
+        if (this.unmounted || !this.state.statusBarVisible) return;
+        this.setState({ statusBarVisible: false });
     };
 
     /**

src/components/views/rooms/AppsDrawer.js

@@ -82,13 +82,6 @@ export default class AppsDrawer extends React.Component {
         this.props.resizeNotifier.off("isResizing", this.onIsResizing);
     }
 
-    // TODO: [REACT-WARNING] Replace with appropriate lifecycle event
-    // eslint-disable-next-line camelcase
-    UNSAFE_componentWillReceiveProps(newProps) {
-        // Room has changed probably, update apps
-        this._updateApps();
-    }
-
     onIsResizing = (resizing) => {
         // This one is the vertical, ie. change height of apps drawer
         this.setState({ resizingVertical: resizing });
@@ -141,7 +134,10 @@ export default class AppsDrawer extends React.Component {
     _getAppsHash = (apps) => apps.map(app => app.id).join("~");
 
     componentDidUpdate(prevProps, prevState) {
-        if (this._getAppsHash(this.state.apps) !== this._getAppsHash(prevState.apps)) {
+        if (prevProps.userId !== this.props.userId || prevProps.room !== this.props.room) {
+            // Room has changed, update apps
+            this._updateApps();
+        } else if (this._getAppsHash(this.state.apps) !== this._getAppsHash(prevState.apps)) {
             this._loadResizerPreferences();
         }
     }

src/components/views/rooms/AuxPanel.tsx

@@ -15,19 +15,18 @@ limitations under the License.
 */
 
 import React from 'react';
-import {MatrixClientPeg} from "../../../MatrixClientPeg";
+import { MatrixClientPeg } from "../../../MatrixClientPeg";
 import { Room } from 'matrix-js-sdk/src/models/room'
-import dis from "../../../dispatcher/dispatcher";
 import AppsDrawer from './AppsDrawer';
 import classNames from 'classnames';
 import RateLimitedFunc from '../../../ratelimitedfunc';
 import SettingsStore from "../../../settings/SettingsStore";
 import AutoHideScrollbar from "../../structures/AutoHideScrollbar";
-import {UIFeature} from "../../../settings/UIFeature";
+import { UIFeature } from "../../../settings/UIFeature";
 import { ResizeNotifier } from "../../../utils/ResizeNotifier";
 import CallViewForRoom from '../voip/CallViewForRoom';
-import {objectHasDiff} from "../../../utils/objects";
-import {replaceableComponent} from "../../../utils/replaceableComponent";
+import { objectHasDiff } from "../../../utils/objects";
+import { replaceableComponent } from "../../../utils/replaceableComponent";
 
 interface IProps {
     // js-sdk room object
@@ -69,19 +68,21 @@ export default class AuxPanel extends React.Component<IProps, IState> {
         super(props);
 
         this.state = {
-            counters: this._computeCounters(),
+            counters: this.computeCounters(),
         };
     }
 
     componentDidMount() {
         const cli = MatrixClientPeg.get();
-        cli.on("RoomState.events", this._rateLimitedUpdate);
+        if (SettingsStore.getValue("feature_state_counters")) {
+            cli.on("RoomState.events", this.rateLimitedUpdate);
+        }
     }
 
     componentWillUnmount() {
         const cli = MatrixClientPeg.get();
-        if (cli) {
-            cli.removeListener("RoomState.events", this._rateLimitedUpdate);
+        if (cli && SettingsStore.getValue("feature_state_counters")) {
+            cli.removeListener("RoomState.events", this.rateLimitedUpdate);
         }
     }
 
@@ -96,23 +97,11 @@ export default class AuxPanel extends React.Component<IProps, IState> {
         }
     }
 
-    onConferenceNotificationClick = (ev, type) => {
-        dis.dispatch({
-            action: 'place_call',
-            type: type,
-            room_id: this.props.room.roomId,
-        });
-        ev.stopPropagation();
-        ev.preventDefault();
-    };
-
-    _rateLimitedUpdate = new RateLimitedFunc(() => {
-        if (SettingsStore.getValue("feature_state_counters")) {
-            this.setState({counters: this._computeCounters()});
-        }
+    private rateLimitedUpdate = new RateLimitedFunc(() => {
+        this.setState({ counters: this.computeCounters() });
     }, 500);
 
-    _computeCounters() {
+    private computeCounters() {
         const counters = [];
 
         if (this.props.room && SettingsStore.getValue("feature_state_counters")) {
@@ -225,7 +214,7 @@ export default class AuxPanel extends React.Component<IProps, IState> {
         }
 
         return (
-            <AutoHideScrollbar className={classes} style={style} >
+            <AutoHideScrollbar className={classes} style={style}>
                 { stateViews }
                 { appsDrawer }
                 { callView }

src/components/views/rooms/RoomUpgradeWarningBar.js

@@ -24,7 +24,7 @@ import {MatrixClientPeg} from "../../../MatrixClientPeg";
 import {replaceableComponent} from "../../../utils/replaceableComponent";
 
 @replaceableComponent("views.rooms.RoomUpgradeWarningBar")
-export default class RoomUpgradeWarningBar extends React.Component {
+export default class RoomUpgradeWarningBar extends React.PureComponent {
     static propTypes = {
         room: PropTypes.object.isRequired,
         recommendation: PropTypes.object.isRequired,