Space preferences for whether or not you see DMs in a Space (#7250)

src/settings/Settings.tsx

@@ -872,6 +872,11 @@ export const SETTINGS: {[setting: string]: ISetting} = {
             [MetaSpace.Home]: true,
         }, false),
     },
+    "Spaces.showPeopleInSpace": {
+        supportedLevels: [SettingLevel.ROOM_ACCOUNT],
+        default: true,
+        controller: new IncompatibleController("showCommunitiesInsteadOfSpaces", null),
+    },
     "showCommunitiesInsteadOfSpaces": {
         displayName: _td("Display Communities instead of Spaces"),
         description: _td("Temporarily show communities instead of Spaces for this session. " +

src/settings/WatchManager.ts

@@ -18,7 +18,7 @@ import { SettingLevel } from "./SettingLevel";
 
 export type CallbackFn = (changedInRoomId: string, atLevel: SettingLevel, newValAtLevel: any) => void;
 
-const IRRELEVANT_ROOM = Symbol("irrelevant-room");
+const IRRELEVANT_ROOM: string = null;
 
 /**
  * Generalized management class for dealing with watchers on a per-handler (per-level)