Add voice broadcast permissions (#9284)

* Add Voice Broadcast labs setting and composer button

* Implement strict typing

* Extend MessageComposer-test

* Extend tests

* Revert some strict type fixex

* Implement voice broadcast permissions

* Update variable casing

src/components/structures/RoomView.tsx

@@ -119,6 +119,7 @@ import { isLocalRoom } from '../../utils/localRoom/isLocalRoom';
 import { ShowThreadPayload } from "../../dispatcher/payloads/ShowThreadPayload";
 import { RoomStatusBarUnsentMessages } from './RoomStatusBarUnsentMessages';
 import { LargeLoader } from './LargeLoader';
+import { VoiceBroadcastInfoEventType } from '../../voice-broadcast';
 import { isVideoRoom } from '../../utils/video-rooms';
 
 const DEBUG = false;
@@ -200,6 +201,7 @@ export interface IRoomState {
     upgradeRecommendation?: IRecommendedVersion;
     canReact: boolean;
     canSendMessages: boolean;
+    canSendVoiceBroadcasts: boolean;
     tombstone?: MatrixEvent;
     resizing: boolean;
     layout: Layout;
@@ -402,6 +404,7 @@ export class RoomView extends React.Component<IRoomProps, IRoomState> {
             statusBarVisible: false,
             canReact: false,
             canSendMessages: false,
+            canSendVoiceBroadcasts: false,
             resizing: false,
             layout: SettingsStore.getValue("layout"),
             lowBandwidth: SettingsStore.getValue("lowBandwidth"),
@@ -1346,8 +1349,14 @@ export class RoomView extends React.Component<IRoomProps, IRoomState> {
             );
             const canSendMessages = room.maySendMessage();
             const canSelfRedact = room.currentState.maySendEvent(EventType.RoomRedaction, me);
+            const canSendVoiceBroadcasts = room.currentState.maySendEvent(VoiceBroadcastInfoEventType, me);
 
-            this.setState({ canReact, canSendMessages, canSelfRedact });
+            this.setState({
+                canReact,
+                canSendMessages,
+                canSendVoiceBroadcasts,
+                canSelfRedact,
+            });
         }
     }
 
@@ -2220,6 +2229,7 @@ export class RoomView extends React.Component<IRoomProps, IRoomState> {
                     resizeNotifier={this.props.resizeNotifier}
                     replyToEvent={this.state.replyToEvent}
                     permalinkCreator={this.permalinkCreator}
+                    showVoiceBroadcastButton={this.state.canSendVoiceBroadcasts}
                 />;
         }
 

src/components/views/rooms/MessageComposer.tsx

@@ -79,6 +79,7 @@ interface IProps {
     relation?: IEventRelation;
     e2eStatus?: E2EStatus;
     compact?: boolean;
+    showVoiceBroadcastButton?: boolean;
 }
 
 interface IState {
@@ -107,6 +108,7 @@ export default class MessageComposer extends React.Component<IProps, IState> {
 
     public static defaultProps = {
         compact: false,
+        showVoiceBroadcastButton: false,
     };
 
     public constructor(props: IProps) {
@@ -368,6 +370,10 @@ export default class MessageComposer extends React.Component<IProps, IState> {
         return this.state.showStickersButton && !isLocalRoom(this.props.room);
     }
 
+    private get showVoiceBroadcastButton(): boolean {
+        return this.props.showVoiceBroadcastButton && this.state.showVoiceBroadcastButton;
+    }
+
     public render() {
         const controls = [
             this.props.e2eStatus ?
@@ -495,7 +501,7 @@ export default class MessageComposer extends React.Component<IProps, IState> {
                             showPollsButton={this.state.showPollsButton}
                             showStickersButton={this.showStickersButton}
                             toggleButtonMenu={this.toggleButtonMenu}
-                            showVoiceBroadcastButton={this.state.showVoiceBroadcastButton}
+                            showVoiceBroadcastButton={this.showVoiceBroadcastButton}
                             onStartVoiceBroadcastClick={() => {
                                 // Sends a voice message. To be replaced by voice broadcast during development.
                                 this.voiceRecordingButton.current?.onRecordStartEndClick();

src/components/views/settings/tabs/room/RolesRoomSettingsTab.tsx

@@ -30,6 +30,7 @@ import ErrorDialog from '../../../dialogs/ErrorDialog';
 import PowerSelector from "../../../elements/PowerSelector";
 import SettingsFieldset from '../../SettingsFieldset';
 import SettingsStore from "../../../../../settings/SettingsStore";
+import { VoiceBroadcastInfoEventType } from '../../../../../voice-broadcast';
 
 interface IEventShowOpts {
     isState?: boolean;
@@ -61,6 +62,7 @@ const plEventsToShow: Record<string, IEventShowOpts> = {
 
     // TODO: Enable support for m.widget event type (https://github.com/vector-im/element-web/issues/13111)
     "im.vector.modular.widgets": { isState: true, hideForSpace: true },
+    [VoiceBroadcastInfoEventType]: { isState: true, hideForSpace: true },
 };
 
 // parse a string as an integer; if the input is undefined, or cannot be parsed
@@ -244,6 +246,7 @@ export default class RolesRoomSettingsTab extends React.Component<IProps> {
 
             // TODO: Enable support for m.widget event type (https://github.com/vector-im/element-web/issues/13111)
             "im.vector.modular.widgets": isSpaceRoom ? null : _td("Modify widgets"),
+            [VoiceBroadcastInfoEventType]: _td("Voice broadcasts"),
         };
 
         if (SettingsStore.getValue("feature_pinning")) {