Navigate to the first room with notifications when clicked on space notification dot

src/stores/SpaceStore.tsx

@@ -120,7 +120,19 @@ export class SpaceStoreClass extends AsyncStoreWithClient<IState> {
      * should not be done when the space switch is done implicitly due to another event like switching room.
      */
     public async setActiveSpace(space: Room | null, contextSwitch = true) {
-        if (space === this.activeSpace || (space && !space?.isSpaceRoom())) return;
+        if (space && !space?.isSpaceRoom()) return;
+        if (space === this.activeSpace) {
+            const notificationState = this.getNotificationState(space ? space.roomId : HOME_SPACE);
+            if (notificationState.count) {
+                const roomId = notificationState.getRoomWithMaxNotifications();
+                defaultDispatcher.dispatch({
+                    action: "view_room",
+                    room_id: roomId,
+                    context_switch: true,
+                });
+            }
+            return;
+        }
 
         this._activeSpace = space;
         this.emit(UPDATE_SELECTED_SPACE, this.activeSpace);

src/stores/notifications/SpaceNotificationState.ts

@@ -53,6 +53,11 @@ export class SpaceNotificationState extends NotificationState {
         this.calculateTotalState();
     }
 
+    public getRoomWithMaxNotifications() {
+        return this.rooms.reduce((prev, curr) =>
+            (prev._notificationCounts.total > curr._notificationCounts.total ? prev : curr)).roomId;
+    }
+
     public destroy() {
         super.destroy();
         for (const state of Object.values(this.states)) {