From a180370c505e9d1399b8a033369d48087180e1a0 Mon Sep 17 00:00:00 2001
From: Timo <toger5@hotmail.de>
Date: Fri, 27 Jun 2025 14:47:45 +0200
Subject: [PATCH] Read url params for auto leave

---
 src/UrlParams.ts                | 17 ++++++++++++++++-
 src/room/GroupCallView.tsx      |  7 +++++--
 src/room/InCallView.tsx         |  5 ++++-
 src/state/CallViewModel.test.ts |  2 +-
 src/utils/test-viewmodel.ts     |  2 +-
 5 files changed, 27 insertions(+), 6 deletions(-)

diff --git a/src/UrlParams.ts b/src/UrlParams.ts
index 94fd3c14..94d7ced9 100644
--- a/src/UrlParams.ts
+++ b/src/UrlParams.ts
@@ -210,6 +210,12 @@ export interface UrlConfiguration {
    * Whether and what type of notification EC should send, when the user joins the call.
    */
   sendNotificationType?: RTCNotificationType;
+  /**
+   * Whether the app should automatically leave the call when there
+   * is no one left in the call.
+   * This is one part to make the call matrixRTC session behave like a telephone call.
+   */
+  telephoneAutoLeave: boolean;
 }
 
 // If you need to add a new flag to this interface, prefer a name that describes
@@ -277,10 +283,16 @@ class ParamParser {
     ];
   }
 
+  /**
+   * Returns true if the flag exists and is not "false".
+   */
   public getFlagParam(name: string, defaultValue = false): boolean {
     const param = this.getParam(name);
     return param === null ? defaultValue : param !== "false";
   }
+  /**
+   * Returns the value of the flag if it exists, or undefined if it does not.
+   */
   public getFlag(name: string): boolean | undefined {
     const param = this.getParam(name);
     return param !== null ? param !== "false" : undefined;
@@ -334,6 +346,7 @@ export const getUrlParams = (
     skipLobby: true,
     returnToLobby: false,
     sendNotificationType: "notification" as RTCNotificationType,
+    telephoneAutoLeave: false,
   };
   switch (intent) {
     case UserIntent.StartNewCall:
@@ -377,6 +390,7 @@ export const getUrlParams = (
         skipLobby: false,
         returnToLobby: false,
         sendNotificationType: undefined,
+        telephoneAutoLeave: false,
       };
   }
 
@@ -428,12 +442,13 @@ export const getUrlParams = (
       "ring",
       "notification",
     ]),
+    telephoneAutoLeave: parser.getFlag("telephoneAutoLeave"),
   };
 
   return {
     ...properties,
     ...intentPreset,
-    ...pickBy(configuration, (v) => v !== undefined),
+    ...pickBy(configuration, (v?: unknown) => v !== undefined),
   };
 };
 
diff --git a/src/room/GroupCallView.tsx b/src/room/GroupCallView.tsx
index 4af599bb..76352523 100644
--- a/src/room/GroupCallView.tsx
+++ b/src/room/GroupCallView.tsx
@@ -166,7 +166,11 @@ export const GroupCallView: FC<Props> = ({
   const { displayName, avatarUrl } = useProfile(client);
   const roomName = useRoomName(room);
   const roomAvatar = useRoomAvatar(room);
-  const { perParticipantE2EE, returnToLobby } = useUrlParams();
+  const {
+    perParticipantE2EE,
+    returnToLobby,
+    password: passwordFromUrl,
+  } = useUrlParams();
   const e2eeSystem = useRoomEncryptionSystem(room.roomId);
   const [useNewMembershipManager] = useSetting(useNewMembershipManagerSetting);
   const [useExperimentalToDeviceTransport] = useSetting(
@@ -174,7 +178,6 @@ export const GroupCallView: FC<Props> = ({
   );
 
   // Save the password once we start the groupCallView
-  const { password: passwordFromUrl } = useUrlParams();
   useEffect(() => {
     if (passwordFromUrl) saveKeyForRoom(room.roomId, passwordFromUrl);
   }, [passwordFromUrl, room.roomId]);
diff --git a/src/room/InCallView.tsx b/src/room/InCallView.tsx
index a7d7d4dc..16ed9c86 100644
--- a/src/room/InCallView.tsx
+++ b/src/room/InCallView.tsx
@@ -163,6 +163,8 @@ export const ActiveCall: FC<ActiveCallProps> = (props) => {
     };
   }, [livekitRoom]);
 
+  const { telephoneAutoLeave } = useUrlParams();
+
   useEffect(() => {
     if (livekitRoom !== undefined) {
       const reactionsReader = new ReactionsReader(props.rtcSession);
@@ -172,7 +174,7 @@ export const ActiveCall: FC<ActiveCallProps> = (props) => {
         mediaDevices,
         {
           encryptionSystem: props.e2eeSystem,
-          autoLeaveWhenOthersLeft: undefined,
+          autoLeaveWhenOthersLeft: telephoneAutoLeave,
         },
         connStateObservable$,
         reactionsReader.raisedHands$,
@@ -190,6 +192,7 @@ export const ActiveCall: FC<ActiveCallProps> = (props) => {
     mediaDevices,
     props.e2eeSystem,
     connStateObservable$,
+    telephoneAutoLeave,
   ]);
 
   if (livekitRoom === undefined || vm === null) return null;
diff --git a/src/state/CallViewModel.test.ts b/src/state/CallViewModel.test.ts
index a3068c32..9d3064dd 100644
--- a/src/state/CallViewModel.test.ts
+++ b/src/state/CallViewModel.test.ts
@@ -282,7 +282,7 @@ function withCallViewModel(
     liveKitRoom,
     mediaDevices,
     {
-      kind: E2eeType.PER_PARTICIPANT,
+      encryptionSystem: { kind: E2eeType.PER_PARTICIPANT },
     },
     connectionState$,
     raisedHands$,
diff --git a/src/utils/test-viewmodel.ts b/src/utils/test-viewmodel.ts
index 179c38b1..4781bf3d 100644
--- a/src/utils/test-viewmodel.ts
+++ b/src/utils/test-viewmodel.ts
@@ -139,7 +139,7 @@ export function getBasicCallViewModelEnvironment(
     liveKitRoom,
     mockMediaDevices({}),
     {
-      kind: E2eeType.PER_PARTICIPANT,
+      encryptionSystem: { kind: E2eeType.PER_PARTICIPANT },
     },
     of(ConnectionState.Connected),
     handRaisedSubject$,