do not end call if connection fails, instead wait for new offer

preload.js

@@ -31,7 +31,7 @@ window.getNodeVersion = () => config.node_version;
 
 window.sessionFeatureFlags = {
   useOnionRequests: true,
-  useCallMessage: false,
+  useCallMessage: true,
 };
 
 window.versionInfo = {

ts/session/utils/calling/CallManager.ts

@@ -5,6 +5,7 @@ import { openConversationWithMessages } from '../../../state/ducks/conversations
 import {
   answerCall,
   callConnected,
+  callReconnecting,
   CallStatusEnum,
   endCall,
   incomingCall,
@@ -601,7 +602,7 @@ function handleConnectionStateChanged(pubkey: string) {
   window.log.info('handleConnectionStateChanged :', peerConnection?.connectionState);
 
   if (peerConnection?.signalingState === 'closed' || peerConnection?.connectionState === 'failed') {
-    closeVideoCall();
+    window.inboxStore?.dispatch(callReconnecting({ pubkey }));
   } else if (peerConnection?.connectionState === 'connected') {
     const firstAudioInput = audioInputsList?.[0].deviceId || undefined;
     if (firstAudioInput) {

ts/state/ducks/call.tsx

@@ -76,6 +76,22 @@ const callSlice = createSlice({
       state.callIsInFullScreen = false;
       return state;
     },
+    callReconnecting(state: CallStateType, action: PayloadAction<{ pubkey: string }>) {
+      const callerPubkey = action.payload.pubkey;
+      if (callerPubkey !== state.ongoingWith) {
+        window.log.info('cannot reconnect a call we did not start or receive first');
+        return state;
+      }
+      const existingCallState = state.ongoingCallStatus;
+
+      if (existingCallState !== 'ongoing') {
+        window.log.info('cannot reconnect a call we are not ongoing');
+        return state;
+      }
+
+      state.ongoingCallStatus = 'connecting';
+      return state;
+    },
     startingCallWith(state: CallStateType, action: PayloadAction<{ pubkey: string }>) {
       if (state.ongoingWith) {
         window.log.warn('cannot start a call with an ongoing call already: ongoingWith');
@@ -112,6 +128,7 @@ export const {
   endCall,
   answerCall,
   callConnected,
+  callReconnecting,
   startingCallWith,
   setFullScreenCall,
 } = actions;