Missed call notif: make some cleanup and minor changes

changelog.d/3710.feature

@@ -0,0 +1 @@
+Show missed call notification.

matrix-sdk-android/src/main/java/org/matrix/android/sdk/api/session/call/CallState.kt

@@ -16,6 +16,8 @@
 
 package org.matrix.android.sdk.api.session.call
 
+import org.matrix.android.sdk.api.session.room.model.call.EndCallReason
+
 sealed class CallState {
 
     /** Idle, setting up objects */
@@ -42,6 +44,6 @@ sealed class CallState {
      * */
     data class Connected(val iceConnectionState: MxPeerConnectionState) : CallState()
 
-    /** Terminated.  Incoming/Outgoing call, the call is terminated */
+    /** Ended.  Incoming/Outgoing call, the call is terminated */
-    object Terminated : CallState()
+    data class Ended(val reason: EndCallReason? = null) : CallState()
 }

matrix-sdk-android/src/main/java/org/matrix/android/sdk/api/session/call/MxCall.kt

@@ -18,7 +18,7 @@ package org.matrix.android.sdk.api.session.call
 
 import org.matrix.android.sdk.api.session.room.model.call.CallCandidate
 import org.matrix.android.sdk.api.session.room.model.call.CallCapabilities
-import org.matrix.android.sdk.api.session.room.model.call.CallHangupContent
+import org.matrix.android.sdk.api.session.room.model.call.EndCallReason
 import org.matrix.android.sdk.api.session.room.model.call.SdpType
 import org.matrix.android.sdk.api.util.Optional
 
@@ -69,7 +69,7 @@ interface MxCall : MxCallDetail {
     /**
      * End the call
      */
-    fun hangUp(reason: CallHangupContent.Reason? = null)
+    fun hangUp(reason: EndCallReason? = null)
 
     /**
      * Start a call

matrix-sdk-android/src/main/java/org/matrix/android/sdk/api/session/room/model/call/CallHangupContent.kt

@@ -43,29 +43,5 @@ data class CallHangupContent(
          * or `invite_timeout` for when the other party did not answer in time.
          * One of: ["ice_failed", "invite_timeout"]
          */
-        @Json(name = "reason") val reason: Reason? = null
+        @Json(name = "reason") val reason: EndCallReason? = null
-) : CallSignalingContent {
+) : CallSignalingContent
-    @JsonClass(generateAdapter = false)
-    enum class Reason {
-        @Json(name = "ice_failed")
-        ICE_FAILED,
-
-        @Json(name = "ice_timeout")
-        ICE_TIMEOUT,
-
-        @Json(name = "user_hangup")
-        USER_HANGUP,
-
-        @Json(name = "replaced")
-        REPLACED,
-
-        @Json(name = "user_media_failed")
-        USER_MEDIA_FAILED,
-
-        @Json(name = "invite_timeout")
-        INVITE_TIMEOUT,
-
-        @Json(name = "unknown_error")
-        UNKWOWN_ERROR
-    }
-}

matrix-sdk-android/src/main/java/org/matrix/android/sdk/api/session/room/model/call/CallRejectContent.kt

@@ -36,5 +36,10 @@ data class CallRejectContent(
         /**
          * Required. The version of the VoIP specification this message adheres to.
          */
-        @Json(name = "version") override val version: String?
+        @Json(name = "version") override val version: String?,
+
+        /**
+         * Optional error reason for the reject.
+         */
+        @Json(name = "reason") val reason: EndCallReason? = null
 ) : CallSignalingContent

matrix-sdk-android/src/main/java/org/matrix/android/sdk/api/session/room/model/call/EndCallReason.kt

@@ -0,0 +1,50 @@
+/*
+ * Copyright (c) 2021 The Matrix.org Foundation C.I.C.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package org.matrix.android.sdk.api.session.room.model.call
+
+import com.squareup.moshi.Json
+import com.squareup.moshi.JsonClass
+
+@JsonClass(generateAdapter = false)
+enum class EndCallReason {
+    @Json(name = "ice_failed")
+    ICE_FAILED,
+
+    @Json(name = "ice_timeout")
+    ICE_TIMEOUT,
+
+    @Json(name = "user_hangup")
+    USER_HANGUP,
+
+    @Json(name = "replaced")
+    REPLACED,
+
+    @Json(name = "user_media_failed")
+    USER_MEDIA_FAILED,
+
+    @Json(name = "invite_timeout")
+    INVITE_TIMEOUT,
+
+    @Json(name = "unknown_error")
+    UNKWOWN_ERROR,
+
+    @Json(name = "user_busy")
+    USER_BUSY,
+
+    @Json(name = "answered_elsewhere")
+    ANSWERED_ELSEWHERE
+}

matrix-sdk-android/src/main/java/org/matrix/android/sdk/internal/session/call/CallSignalingHandler.kt

@@ -166,7 +166,7 @@ internal class CallSignalingHandler @Inject constructor(private val activeCallHa
             Timber.v("Ignoring hangup from party ID ${content.partyId} we have chosen party ID ${call.opponentPartyId}")
             return
         }
-        if (call.state != CallState.Terminated) {
+        if (call.state !is CallState.Ended) {
             activeCallHandler.removeCall(content.callId)
             callListenersDispatcher.onCallHangupReceived(content)
         }

matrix-sdk-android/src/main/java/org/matrix/android/sdk/internal/session/call/model/MxCallImpl.kt

@@ -38,6 +38,7 @@ import org.matrix.android.sdk.api.session.room.model.call.CallRejectContent
 import org.matrix.android.sdk.api.session.room.model.call.CallReplacesContent
 import org.matrix.android.sdk.api.session.room.model.call.CallSelectAnswerContent
 import org.matrix.android.sdk.api.session.room.model.call.CallSignalingContent
+import org.matrix.android.sdk.api.session.room.model.call.EndCallReason
 import org.matrix.android.sdk.api.session.room.model.call.SdpType
 import org.matrix.android.sdk.api.util.Optional
 import org.matrix.android.sdk.internal.session.call.DefaultCallSignalingService
@@ -153,20 +154,20 @@ internal class MxCallImpl(
         )
                 .let { createEventAndLocalEcho(type = EventType.CALL_REJECT, roomId = roomId, content = it.toContent()) }
                 .also { eventSenderProcessor.postEvent(it) }
-        state = CallState.Terminated
+        state = CallState.Ended(reason = EndCallReason.USER_HANGUP)
     }
 
-    override fun hangUp(reason: CallHangupContent.Reason?) {
+    override fun hangUp(reason: EndCallReason?) {
         Timber.v("## VOIP hangup $callId")
         CallHangupContent(
                 callId = callId,
                 partyId = ourPartyId,
-                reason = reason ?: CallHangupContent.Reason.USER_HANGUP,
+                reason = reason ?: EndCallReason.USER_HANGUP,
                 version = MxCall.VOIP_PROTO_VERSION.toString()
         )
                 .let { createEventAndLocalEcho(type = EventType.CALL_HANGUP, roomId = roomId, content = it.toContent()) }
                 .also { eventSenderProcessor.postEvent(it) }
-        state = CallState.Terminated
+        state = CallState.Ended(reason)
     }
 
     override fun accept(sdpString: String) {

vector/src/main/java/im/vector/app/core/services/CallService.kt

@@ -37,7 +37,7 @@ import im.vector.app.features.home.AvatarRenderer
 import im.vector.app.features.notifications.NotificationUtils
 import im.vector.app.features.popup.IncomingCallAlert
 import im.vector.app.features.popup.PopupAlertManager
-import org.matrix.android.sdk.api.session.content.ContentUrlResolver
+import org.matrix.android.sdk.api.session.room.model.call.EndCallReason
 import org.matrix.android.sdk.api.util.MatrixItem
 import timber.log.Timber
 
@@ -192,7 +192,8 @@ class CallService : VectorService() {
 
     private fun handleCallTerminated(intent: Intent) {
         val callId = intent.getStringExtra(EXTRA_CALL_ID) ?: ""
-        val isRejected = intent.getBooleanExtra(EXTRA_IS_REJECTED, false)
+        val endCallReason = intent.getSerializableExtra(EXTRA_END_CALL_REASON) as EndCallReason
+        val rejected = intent.getBooleanExtra(EXTRA_END_CALL_REJECTED, false)
         alertManager.cancelAlert(callId)
         val terminatedCall = knownCalls.firstOrNull { it.callId == callId }
         if (terminatedCall == null) {
@@ -206,13 +207,13 @@ class CallService : VectorService() {
             myStopSelf()
         }
         val wasConnected = connectedCallIds.remove(callId)
-        if (wasConnected || terminatedCall.isOutgoing || isRejected) {
+        if (!wasConnected && !terminatedCall.isOutgoing && !rejected && endCallReason != EndCallReason.ANSWERED_ELSEWHERE) {
-            val notification = notificationUtils.buildCallEndedNotification(terminatedCall.isVideoCall)
-            notificationManager.notify(callId.hashCode(), notification)
-        } else {
             val notification = notificationUtils.buildCallMissedNotification(terminatedCall)
             notificationManager.cancel(callId.hashCode())
             notificationManager.notify(MISSED_CALL_TAG, terminatedCall.nativeRoomId.hashCode(), notification)
+        } else {
+            val notification = notificationUtils.buildCallEndedNotification(terminatedCall.isVideoCall)
+            notificationManager.notify(callId.hashCode(), notification)
         }
     }
 
@@ -287,7 +288,7 @@ class CallService : VectorService() {
         connections[callConnection.callId] = callConnection
     }
 
-    private fun WebRtcCall.toCallInformation(): CallInformation{
+    private fun WebRtcCall.toCallInformation(): CallInformation {
         return CallInformation(
                 callId = this.callId,
                 nativeRoomId = this.nativeRoomId,
@@ -306,7 +307,7 @@ class CallService : VectorService() {
             val opponentUserId: String,
             val matrixItem: MatrixItem?,
             val isVideoCall: Boolean,
-            val isOutgoing: Boolean,
+            val isOutgoing: Boolean
     )
 
     companion object {
@@ -324,7 +325,8 @@ class CallService : VectorService() {
 
         private const val EXTRA_CALL_ID = "EXTRA_CALL_ID"
         private const val EXTRA_IS_IN_BG = "EXTRA_IS_IN_BG"
-        private const val EXTRA_IS_REJECTED = "EXTRA_IS_REJECTED"
+        private const val EXTRA_END_CALL_REJECTED = "EXTRA_END_CALL_REJECTED"
+        private const val EXTRA_END_CALL_REASON = "EXTRA_END_CALL_REASON"
 
         fun onIncomingCallRinging(context: Context,
                                   callId: String,
@@ -360,12 +362,13 @@ class CallService : VectorService() {
             ContextCompat.startForegroundService(context, intent)
         }
 
-        fun onCallTerminated(context: Context, callId: String, isRejected: Boolean) {
+        fun onCallTerminated(context: Context, callId: String, endCallReason: EndCallReason, rejected: Boolean) {
             val intent = Intent(context, CallService::class.java)
                     .apply {
                         action = ACTION_CALL_TERMINATED
                         putExtra(EXTRA_CALL_ID, callId)
-                        putExtra(EXTRA_IS_REJECTED, isRejected)
+                        putExtra(EXTRA_END_CALL_REASON, endCallReason)
+                        putExtra(EXTRA_END_CALL_REJECTED, rejected)
                     }
             ContextCompat.startForegroundService(context, intent)
         }

vector/src/main/java/im/vector/app/features/call/CallControlsView.kt

@@ -118,7 +118,7 @@ class CallControlsView @JvmOverloads constructor(
                     views.connectedControls.isVisible = false
                 }
             }
-            is CallState.Terminated,
+            is CallState.Ended,
             null                      -> {
                 views.ringingControls.isVisible = false
                 views.connectedControls.isVisible = false

vector/src/main/java/im/vector/app/features/call/VectorCallActivity.kt

@@ -196,7 +196,7 @@ class VectorCallActivity : VectorBaseActivity<ActivityCallBinding>(), CallContro
                 views.callConnectingProgress.isVisible = true
                 configureCallInfo(state)
             }
-            is CallState.Connected    -> {
+            is CallState.Connected -> {
                 if (callState.iceConnectionState == MxPeerConnectionState.CONNECTED) {
                     if (state.isLocalOnHold || state.isRemoteOnHold) {
                         views.smallIsHeldIcon.isVisible = true
@@ -246,10 +246,10 @@ class VectorCallActivity : VectorBaseActivity<ActivityCallBinding>(), CallContro
                     views.callConnectingProgress.isVisible = true
                 }
             }
-            is CallState.Terminated   -> {
+            is CallState.Ended     -> {
                 finish()
             }
-            null                      -> {
+            null                   -> {
             }
         }
     }

vector/src/main/java/im/vector/app/features/call/transfer/CallTransferViewModel.kt

@@ -57,7 +57,7 @@ class CallTransferViewModel @AssistedInject constructor(@Assisted initialState:
     private val call = callManager.getCallById(initialState.callId)
     private val callListener = object : WebRtcCall.Listener {
         override fun onStateUpdate(call: MxCall) {
-            if (call.state == CallState.Terminated) {
+            if (call.state is CallState.Ended) {
                 _viewEvents.post(CallTransferViewEvents.Dismiss)
             }
         }

vector/src/main/java/im/vector/app/features/call/webrtc/WebRtcCall.kt

@@ -57,6 +57,9 @@ import org.matrix.android.sdk.api.session.room.model.call.CallCandidatesContent
 import org.matrix.android.sdk.api.session.room.model.call.CallHangupContent
 import org.matrix.android.sdk.api.session.room.model.call.CallInviteContent
 import org.matrix.android.sdk.api.session.room.model.call.CallNegotiateContent
+import org.matrix.android.sdk.api.session.room.model.call.CallRejectContent
+import org.matrix.android.sdk.api.session.room.model.call.CallSelectAnswerContent
+import org.matrix.android.sdk.api.session.room.model.call.EndCallReason
 import org.matrix.android.sdk.api.session.room.model.call.SdpType
 import org.threeten.bp.Duration
 import org.webrtc.AudioSource
@@ -99,7 +102,7 @@ class WebRtcCall(
         private val sessionProvider: Provider<Session?>,
         private val peerConnectionFactoryProvider: Provider<PeerConnectionFactory?>,
         private val onCallBecomeActive: (WebRtcCall) -> Unit,
-        private val onCallEnded: (String, Boolean) -> Unit
+        private val onCallEnded: (String, EndCallReason, Boolean) -> Unit
 ) : MxCall.StateListener {
 
     interface Listener : MxCall.StateListener {
@@ -227,7 +230,7 @@ class WebRtcCall(
                     // Allow a short time for initial candidates to be gathered
                     delay(200)
                 }
-                if (mxCall.state == CallState.Terminated) {
+                if (mxCall.state is CallState.Ended) {
                     return@launch
                 }
                 if (mxCall.state == CallState.CreateOffer) {
@@ -285,7 +288,7 @@ class WebRtcCall(
                     createCallId = CallIdGenerator.generate(),
                     awaitCallId = null
             )
-            endCall(sendEndSignaling = false)
+            terminate(EndCallReason.REPLACED)
         }
     }
 
@@ -307,8 +310,8 @@ class WebRtcCall(
                     createCallId = newCallId,
                     awaitCallId = null
             )
-            endCall(sendEndSignaling = false)
+            terminate(EndCallReason.REPLACED)
-            transferTargetCall.endCall(sendEndSignaling = false)
+            transferTargetCall.terminate(EndCallReason.REPLACED)
         }
     }
 
@@ -461,7 +464,7 @@ class WebRtcCall(
             peerConnection?.awaitSetRemoteDescription(offerSdp)
         } catch (failure: Throwable) {
             Timber.v("Failure putting remote description")
-            endCall(true, CallHangupContent.Reason.UNKWOWN_ERROR)
+            endCall(reason = EndCallReason.UNKWOWN_ERROR)
             return@withContext
         }
         // 2) Access camera + microphone, create local stream
@@ -767,7 +770,7 @@ class WebRtcCall(
             if (stream.audioTracks.size > 1 || stream.videoTracks.size > 1) {
                 Timber.e("## VOIP StreamObserver weird looking stream: $stream")
                 // TODO maybe do something more??
-                endCall(true)
+                endCall(EndCallReason.UNKWOWN_ERROR)
                 return@launch
             }
             if (stream.audioTracks.size == 1) {
@@ -795,33 +798,34 @@ class WebRtcCall(
         }
     }
 
-    fun endCall(sendEndSignaling: Boolean = true, reason: CallHangupContent.Reason? = null) {
+    fun endCall(reason: EndCallReason? = null) {
         sessionScope?.launch(dispatcher) {
-            if (mxCall.state == CallState.Terminated) {
+            if (mxCall.state is CallState.Ended) {
                 return@launch
             }
-            // Close tracks ASAP
+            val reject = mxCall.state is CallState.LocalRinging
-            localVideoTrack?.setEnabled(false)
+            terminate(EndCallReason.USER_HANGUP, reject)
-            localVideoTrack?.setEnabled(false)
+            if (reject) {
-            cameraAvailabilityCallback?.let { cameraAvailabilityCallback ->
+                mxCall.reject()
-                val cameraManager = context.getSystemService<CameraManager>()!!
+            } else {
-                cameraManager.unregisterAvailabilityCallback(cameraAvailabilityCallback)
+                mxCall.hangUp(reason)
-            }
-            val wasRinging = mxCall.state is CallState.LocalRinging
-            mxCall.state = CallState.Terminated
-            release()
-            val isRejected = wasRinging && sendEndSignaling
-            onCallEnded(callId, isRejected)
-            if (sendEndSignaling) {
-                if (wasRinging) {
-                    mxCall.reject()
-                } else {
-                    mxCall.hangUp(reason)
-                }
             }
         }
     }
 
+    private suspend fun terminate(reason: EndCallReason? = null, rejected: Boolean = false) = withContext(dispatcher) {
+        // Close tracks ASAP
+        localVideoTrack?.setEnabled(false)
+        localVideoTrack?.setEnabled(false)
+        cameraAvailabilityCallback?.let { cameraAvailabilityCallback ->
+            val cameraManager = context.getSystemService<CameraManager>()!!
+            cameraManager.unregisterAvailabilityCallback(cameraAvailabilityCallback)
+        }
+        mxCall.state = CallState.Ended(reason ?: EndCallReason.USER_HANGUP)
+        release()
+        onCallEnded(callId, reason ?: EndCallReason.USER_HANGUP, rejected)
+    }
+
     // Call listener
 
     fun onCallIceCandidateReceived(iceCandidatesContent: CallCandidatesContent) {
@@ -844,7 +848,7 @@ class WebRtcCall(
             try {
                 peerConnection?.awaitSetRemoteDescription(sdp)
             } catch (failure: Throwable) {
-                endCall(true, CallHangupContent.Reason.UNKWOWN_ERROR)
+                endCall(EndCallReason.UNKWOWN_ERROR)
                 return@launch
             }
             if (mxCall.opponentPartyId?.hasValue().orFalse()) {
@@ -905,6 +909,29 @@ class WebRtcCall(
         }
     }
 
+    fun onCallHangupReceived(callHangupContent: CallHangupContent) {
+        sessionScope?.launch(dispatcher) {
+            terminate(callHangupContent.reason)
+        }
+    }
+
+    fun onCallRejectReceived(callRejectContent: CallRejectContent) {
+        sessionScope?.launch(dispatcher) {
+            terminate(callRejectContent.reason, true)
+        }
+    }
+
+    fun onCallSelectedAnswerReceived(callSelectAnswerContent: CallSelectAnswerContent) {
+        sessionScope?.launch(dispatcher) {
+            val selectedPartyId = callSelectAnswerContent.selectedPartyId
+            if (selectedPartyId != mxCall.ourPartyId) {
+                Timber.i("Got select_answer for party ID $selectedPartyId: we are party ID ${mxCall.ourPartyId}.")
+                // The other party has picked somebody else's answer
+                terminate()
+            }
+        }
+    }
+
     fun onCallAssertedIdentityReceived(callAssertedIdentityContent: CallAssertedIdentityContent) {
         sessionScope?.launch(dispatcher) {
             val session = sessionProvider.get() ?: return@launch

vector/src/main/java/im/vector/app/features/call/webrtc/WebRtcCallManager.kt

@@ -29,7 +29,9 @@ import im.vector.app.features.call.lookup.CallProtocolsChecker
 import im.vector.app.features.call.lookup.CallUserMapper
 import im.vector.app.features.call.utils.EglUtils
 import im.vector.app.features.call.vectorCallService
+import im.vector.app.features.session.coroutineScope
 import im.vector.app.push.fcm.FcmHelper
+import kotlinx.coroutines.CoroutineScope
 import kotlinx.coroutines.asCoroutineDispatcher
 import org.matrix.android.sdk.api.extensions.orFalse
 import org.matrix.android.sdk.api.extensions.tryOrNull
@@ -45,6 +47,7 @@ import org.matrix.android.sdk.api.session.room.model.call.CallInviteContent
 import org.matrix.android.sdk.api.session.room.model.call.CallNegotiateContent
 import org.matrix.android.sdk.api.session.room.model.call.CallRejectContent
 import org.matrix.android.sdk.api.session.room.model.call.CallSelectAnswerContent
+import org.matrix.android.sdk.api.session.room.model.call.EndCallReason
 import org.webrtc.DefaultVideoDecoderFactory
 import org.webrtc.DefaultVideoEncoderFactory
 import org.webrtc.PeerConnectionFactory
@@ -75,6 +78,9 @@ class WebRtcCallManager @Inject constructor(
     private val callUserMapper: CallUserMapper?
         get() = currentSession?.vectorCallService?.userMapper
 
+    private val sessionScope: CoroutineScope?
+        get() = currentSession?.coroutineScope
+
     interface CurrentCallListener {
         fun onCurrentCallChange(call: WebRtcCall?) {}
         fun onAudioDevicesChange() {}
@@ -232,12 +238,12 @@ class WebRtcCallManager @Inject constructor(
         this.currentCall.setAndNotify(call)
     }
 
-    private fun onCallEnded(callId: String, isRejected: Boolean) {
+    private fun onCallEnded(callId: String, endCallReason: EndCallReason, rejected: Boolean) {
         Timber.v("## VOIP WebRtcPeerConnectionManager onCall ended: $callId")
         val webRtcCall = callsByCallId.remove(callId) ?: return Unit.also {
             Timber.v("On call ended for unknown call $callId")
         }
-        CallService.onCallTerminated(context, callId, isRejected)
+        CallService.onCallTerminated(context, callId, endCallReason, rejected)
         callsByRoomId[webRtcCall.signalingRoomId]?.remove(webRtcCall)
         callsByRoomId[webRtcCall.nativeRoomId]?.remove(webRtcCall)
         transferees.remove(callId)
@@ -329,8 +335,8 @@ class WebRtcCallManager @Inject constructor(
         return webRtcCall
     }
 
-    fun endCallForRoom(roomId: String, originatedByMe: Boolean = true) {
+    fun endCallForRoom(roomId: String) {
-        callsByRoomId[roomId]?.firstOrNull()?.endCall(originatedByMe)
+        callsByRoomId[roomId]?.firstOrNull()?.endCall()
     }
 
     override fun onCallInviteReceived(mxCall: MxCall, callInviteContent: CallInviteContent) {
@@ -386,7 +392,7 @@ class WebRtcCallManager @Inject constructor(
                 ?: return Unit.also {
                     Timber.w("onCallHangupReceived for non active call? ${callHangupContent.callId}")
                 }
-        call.endCall(false)
+        call.onCallHangupReceived(callHangupContent)
     }
 
     override fun onCallRejectReceived(callRejectContent: CallRejectContent) {
@@ -394,7 +400,7 @@ class WebRtcCallManager @Inject constructor(
                 ?: return Unit.also {
                     Timber.w("onCallRejectReceived for non active call? ${callRejectContent.callId}")
                 }
-        call.endCall(false)
+        call.onCallRejectReceived(callRejectContent)
     }
 
     override fun onCallSelectAnswerReceived(callSelectAnswerContent: CallSelectAnswerContent) {
@@ -402,12 +408,7 @@ class WebRtcCallManager @Inject constructor(
                 ?: return Unit.also {
                     Timber.w("onCallSelectAnswerReceived for non active call? ${callSelectAnswerContent.callId}")
                 }
-        val selectedPartyId = callSelectAnswerContent.selectedPartyId
+        call.onCallSelectedAnswerReceived(callSelectAnswerContent)
-        if (selectedPartyId != call.mxCall.ourPartyId) {
-            Timber.i("Got select_answer for party ID $selectedPartyId: we are party ID ${call.mxCall.ourPartyId}.")
-            // The other party has picked somebody else's answer
-            call.endCall(false)
-        }
     }
 
     override fun onCallNegotiateReceived(callNegotiateContent: CallNegotiateContent) {
@@ -420,7 +421,7 @@ class WebRtcCallManager @Inject constructor(
 
     override fun onCallManagedByOtherSession(callId: String) {
         Timber.v("## VOIP onCallManagedByOtherSession: $callId")
-        onCallEnded(callId, false)
+        onCallEnded(callId, EndCallReason.ANSWERED_ELSEWHERE, false)
     }
 
     override fun onCallAssertedIdentityReceived(callAssertedIdentityContent: CallAssertedIdentityContent) {