From 9101b42de824b89dd67910b0e0814229e8c6ca09 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=C5=A0imon=20Brandner?= <simon.bra.ag@gmail.com>
Date: Fri, 4 Nov 2022 14:49:31 +0100
Subject: [PATCH] Handle deletion of `m.call` events (#9540)

---
 src/models/Call.ts | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/src/models/Call.ts b/src/models/Call.ts
index c3ef2e6775..4276e4f973 100644
--- a/src/models/Call.ts
+++ b/src/models/Call.ts
@@ -23,10 +23,10 @@ import { RoomStateEvent } from "matrix-js-sdk/src/models/room-state";
 import { CallType } from "matrix-js-sdk/src/webrtc/call";
 import { NamespacedValue } from "matrix-js-sdk/src/NamespacedValue";
 import { IWidgetApiRequest, MatrixWidgetType } from "matrix-widget-api";
+import { MatrixEvent, MatrixEventEvent } from "matrix-js-sdk/src/models/event";
 
 import type EventEmitter from "events";
 import type { IMyDevice } from "matrix-js-sdk/src/client";
-import type { MatrixEvent } from "matrix-js-sdk/src/models/event";
 import type { Room } from "matrix-js-sdk/src/models/room";
 import type { RoomMember } from "matrix-js-sdk/src/models/room-member";
 import type { ClientWidgetApi } from "matrix-widget-api";
@@ -656,6 +656,7 @@ export class ElementCall extends Call {
             client,
         );
 
+        this.groupCall.on(MatrixEventEvent.BeforeRedaction, this.onBeforeRedaction);
         this.room.on(RoomStateEvent.Update, this.onRoomState);
         this.on(CallEvent.ConnectionState, this.onConnectionState);
         this.on(CallEvent.Participants, this.onParticipants);
@@ -837,6 +838,7 @@ export class ElementCall extends Call {
     }
 
     public destroy() {
+        this.groupCall.off(MatrixEventEvent.BeforeRedaction, this.onBeforeRedaction);
         WidgetStore.instance.removeVirtualWidget(this.widget.id, this.groupCall.getRoomId()!);
         this.room.off(RoomStateEvent.Update, this.onRoomState);
         this.off(CallEvent.ConnectionState, this.onConnectionState);
@@ -885,6 +887,10 @@ export class ElementCall extends Call {
         );
     }
 
+    private onBeforeRedaction = (): void => {
+        this.disconnect();
+    };
+
     private onRoomState = () => {
         this.updateParticipants();