Support raising reactions for matrix rtc members.

src/state/MediaViewModel.ts

@@ -51,6 +51,7 @@ import { alwaysShowSelf } from "../settings/settings";
 import { accumulate } from "../utils/observable";
 import { EncryptionSystem } from "../e2ee/sharedKeyManagement";
 import { E2eeType } from "../e2ee/e2eeType";
+import { ReactionOption } from "../reactions";
 
 // TODO: Move this naming logic into the view model
 export function useDisplayName(vm: MediaViewModel): string {
@@ -371,6 +372,8 @@ abstract class BaseUserMediaViewModel extends BaseMediaViewModel {
     participant: Observable<LocalParticipant | RemoteParticipant | undefined>,
     encryptionSystem: EncryptionSystem,
     livekitRoom: LivekitRoom,
+    public readonly handRaised: Observable<Date | undefined>,
+    public readonly reactions: Observable<ReactionOption | undefined>,
   ) {
     super(
       id,
@@ -437,8 +440,18 @@ export class LocalUserMediaViewModel extends BaseUserMediaViewModel {
     participant: Observable<LocalParticipant | undefined>,
     encryptionSystem: EncryptionSystem,
     livekitRoom: LivekitRoom,
+    handRaised: Observable<Date | undefined>,
+    reactions: Observable<ReactionOption | undefined>,
   ) {
-    super(id, member, participant, encryptionSystem, livekitRoom);
+    super(
+      id,
+      member,
+      participant,
+      encryptionSystem,
+      livekitRoom,
+      handRaised,
+      reactions,
+    );
   }
 }
 
@@ -498,8 +511,18 @@ export class RemoteUserMediaViewModel extends BaseUserMediaViewModel {
     participant: Observable<RemoteParticipant | undefined>,
     encryptionSystem: EncryptionSystem,
     livekitRoom: LivekitRoom,
+    handRaised: Observable<Date | undefined>,
+    reactions: Observable<ReactionOption | undefined>,
   ) {
-    super(id, member, participant, encryptionSystem, livekitRoom);
+    super(
+      id,
+      member,
+      participant,
+      encryptionSystem,
+      livekitRoom,
+      handRaised,
+      reactions,
+    );
 
     // Sync the local volume with LiveKit
     combineLatest([