Update MatrixRTCSession to increase push notification arrival time on mobile clients for element-call

spec/unit/matrixrtc/MatrixRTCSession.spec.ts

@@ -694,15 +694,15 @@ describe("MatrixRTCSession", () => {
                     event_id: ownMembershipId,
                     rel_type: "m.reference",
                 },
-                "lifetime": 30000,
+                "lifetime": 90000,
                 "sender_ts": expect.any(Number),
             });
 
             await didSendNotification;
             // And ensure we emitted the DidSendCallNotification event with both payloads
             expect(didSendEventFn).toHaveBeenCalledWith({
                 "event_id": "new-evt",
-                "lifetime": 30000,
+                "lifetime": 90000,
                 "m.mentions": { room: true, user_ids: [] },
                 "m.relates_to": {
                     event_id: expect.any(String),
@@ -751,15 +751,15 @@ describe("MatrixRTCSession", () => {
                     event_id: ownMembershipEventId,
                     rel_type: "m.reference",
                 },
-                "lifetime": 30000,
+                "lifetime": 90000,
                 "sender_ts": expect.any(Number),
             });
 
             await didSendNotification;
             // And ensure we emitted the DidSendCallNotification event with both payloads
             expect(didSendEventFn).toHaveBeenCalledWith({
                 "event_id": "new-evt",
-                "lifetime": 30000,
+                "lifetime": 90000,
                 "m.mentions": { room: true, user_ids: [] },
                 "m.relates_to": {
                     event_id: expect.any(String),

src/matrixrtc/MatrixRTCSession.ts

@@ -96,6 +96,12 @@ export interface SessionConfig {
      * Determines the kind of call this will be.
      */
     callIntent?: RTCCallIntent;
+
+    /**
+     * How long (in milliseconds) the callee's client should keep ringing/waiting for an
+     * answer before the sender gives up and the call notification is considered timed out.
+     */
+    notificationLifetimeMs?: number;
 }
 
 // The names follow these principles:
@@ -697,6 +703,7 @@ export class MatrixRTCSession extends TypedEventEmitter<
         notificationType: RTCNotificationType,
         callIntent?: RTCCallIntent,
     ): void {
+        const lifetime = this.joinConfig?.notificationLifetimeMs ?? 90_000;
         const sendNotificationEvent = async (): Promise<{
             response: ISendEventResponse;
             content: IRTCNotificationContent;
@@ -709,7 +716,7 @@ export class MatrixRTCSession extends TypedEventEmitter<
                     rel_type: RelationType.Reference,
                 },
                 "sender_ts": Date.now(),
-                "lifetime": 30_000, // 30 seconds
+                "lifetime": lifetime,
             };
             if (callIntent) {
                 content["m.call.intent"] = callIntent;