Take the TAC out of labs!

Requires #12438
and ideally #12418

src/components/views/dialogs/devtools/RoomNotifications.tsx

@@ -15,7 +15,7 @@ limitations under the License.
 */
 
 import { NotificationCountType, Room, Thread, ReceiptType } from "matrix-js-sdk/src/matrix";
-import React, { useContext, useMemo } from "react";
+import React, { useContext } from "react";
 import { ReadReceipt } from "matrix-js-sdk/src/models/read-receipt";
 
 import MatrixClientContext from "../../../../contexts/MatrixClientContext";
@@ -25,7 +25,6 @@ import { determineUnreadState } from "../../../../RoomNotifs";
 import { humanReadableNotificationLevel } from "../../../../stores/notifications/NotificationLevel";
 import { doesRoomOrThreadHaveUnreadMessages } from "../../../../Unread";
 import BaseTool, { DevtoolsContext, IDevtoolsProps } from "./BaseTool";
-import SettingsStore from "../../../../settings/SettingsStore";
 
 function UserReadUpTo({ target }: { target: ReadReceipt<any, any> }): JSX.Element {
     const cli = useContext(MatrixClientContext);
@@ -66,12 +65,10 @@ function UserReadUpTo({ target }: { target: ReadReceipt<any, any> }): JSX.Elemen
 }
 
 export default function RoomNotifications({ onBack }: IDevtoolsProps): JSX.Element {
-    const tacEnabled = useMemo(() => SettingsStore.getValue("threadsActivityCentre"), []);
-
     const { room } = useContext(DevtoolsContext);
     const cli = useContext(MatrixClientContext);
 
-    const { level, count } = determineUnreadState(room, undefined, !tacEnabled);
+    const { level, count } = determineUnreadState(room, undefined, false);
     const [notificationState] = useNotificationState(room);
 
     return (

src/components/views/spaces/SpacePanel.tsx

@@ -368,8 +368,6 @@ const SpacePanel: React.FC = () => {
         }
     });
 
-    const isThreadsActivityCentreEnabled = useSettingValue<boolean>("threadsActivityCentre");
-
     return (
         <RovingTabIndexProvider handleHomeEnd handleUpDown={!dragging}>
             {({ onKeyDownHandler, onDragEndHandler }) => (
@@ -426,9 +424,8 @@ const SpacePanel: React.FC = () => {
                             )}
                         </Droppable>
 
-                        {isThreadsActivityCentreEnabled && (
-                            <ThreadsActivityCentre displayButtonLabel={!isPanelCollapsed} />
-                        )}
+                        <ThreadsActivityCentre displayButtonLabel={!isPanelCollapsed} />
+
                         <QuickSettingsButton isPanelCollapsed={isPanelCollapsed} />
                     </nav>
                 </DragDropContext>

src/hooks/useUnreadNotifications.ts

@@ -15,13 +15,12 @@ limitations under the License.
 */
 
 import { RoomEvent } from "matrix-js-sdk/src/matrix";
-import { useCallback, useEffect, useMemo, useState } from "react";
+import { useCallback, useEffect, useState } from "react";
 
 import type { NotificationCount, Room } from "matrix-js-sdk/src/matrix";
 import { determineUnreadState } from "../RoomNotifs";
 import { NotificationLevel } from "../stores/notifications/NotificationLevel";
 import { useEventEmitter } from "./useEventEmitter";
-import SettingsStore from "../settings/SettingsStore";
 
 export const useUnreadNotifications = (
     room?: Room,
@@ -31,8 +30,6 @@ export const useUnreadNotifications = (
     count: number;
     level: NotificationLevel;
 } => {
-    const tacEnabled = useMemo(() => SettingsStore.getValue("threadsActivityCentre"), []);
-
     const [symbol, setSymbol] = useState<string | null>(null);
     const [count, setCount] = useState<number>(0);
     const [level, setLevel] = useState<NotificationLevel>(NotificationLevel.None);
@@ -53,11 +50,11 @@ export const useUnreadNotifications = (
     useEventEmitter(room, RoomEvent.MyMembership, () => updateNotificationState());
 
     const updateNotificationState = useCallback(() => {
-        const { symbol, count, level } = determineUnreadState(room, threadId, !tacEnabled);
+        const { symbol, count, level } = determineUnreadState(room, threadId, false);
         setSymbol(symbol);
         setCount(count);
         setLevel(level);
-    }, [room, threadId, tacEnabled]);
+    }, [room, threadId]);
 
     useEffect(() => {
         updateNotificationState();

src/settings/Settings.tsx

@@ -1148,15 +1148,6 @@ export const SETTINGS: { [setting: string]: ISetting } = {
         supportedLevels: LEVELS_DEVICE_ONLY_SETTINGS,
         default: [],
     },
-    "threadsActivityCentre": {
-        supportedLevels: LEVELS_ACCOUNT_SETTINGS,
-        labsGroup: LabGroup.Threads,
-        controller: new ReloadOnChangeController(),
-        displayName: _td("labs|threads_activity_centre"),
-        description: () => _t("labs|threads_activity_centre_description", { brand: SdkConfig.get().brand }),
-        default: false,
-        isFeature: true,
-    },
     /**
      * Enable or disable the release announcement feature
      */

src/stores/notifications/RoomNotificationStateStore.ts

@@ -42,8 +42,6 @@ export class RoomNotificationStateStore extends AsyncStoreWithClient<IState> {
     private listMap = new Map<TagID, ListNotificationState>();
     private _globalState = new SummarizedNotificationState();
 
-    private tacEnabled = SettingsStore.getValue("threadsActivityCentre");
-
     private constructor(dispatcher = defaultDispatcher) {
         super(dispatcher, {});
         SettingsStore.watchSetting("feature_dynamic_room_predecessors", null, () => {
@@ -99,7 +97,7 @@ export class RoomNotificationStateStore extends AsyncStoreWithClient<IState> {
      */
     public getRoomState(room: Room): RoomNotificationState {
         if (!this.roomMap.has(room)) {
-            this.roomMap.set(room, new RoomNotificationState(room, !this.tacEnabled));
+            this.roomMap.set(room, new RoomNotificationState(room, false));
         }
         return this.roomMap.get(room)!;
     }