Move SettingsStore setting_updated dispatch to action enum

src/dispatcher/actions.ts

@@ -193,4 +193,11 @@ export enum Action {
      * Switches space. Should be used with SwitchSpacePayload.
      */
     SwitchSpace = "switch_space",
+
+    /**
+     * Fires when a monitored setting is updated,
+     * see SettingsStore::monitorSetting for more details.
+     * Should be used with SettingUpdatedPayload.
+     */
+    SettingUpdated = "setting_updated",
 }

src/dispatcher/payloads/SettingUpdatedPayload.ts

@@ -0,0 +1,29 @@
+/*
+Copyright 2021 The Matrix.org Foundation C.I.C.
+
+Licensed under the Apache License, Version 2.0 (the "License");
+you may not use this file except in compliance with the License.
+You may obtain a copy of the License at
+
+    http://www.apache.org/licenses/LICENSE-2.0
+
+Unless required by applicable law or agreed to in writing, software
+distributed under the License is distributed on an "AS IS" BASIS,
+WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+See the License for the specific language governing permissions and
+limitations under the License.
+*/
+
+import { ActionPayload } from "../payloads";
+import { Action } from "../actions";
+import { SettingLevel } from "../../settings/SettingLevel";
+
+export interface SettingUpdatedPayload extends ActionPayload {
+    action: Action.SettingUpdated;
+
+    settingName: string;
+    roomId: string;
+    level: SettingLevel;
+    newValueAtLevel: SettingLevel;
+    newValue: any;
+}