From 0ffff8bb057e9a20504493395816bd3cf3f8db22 Mon Sep 17 00:00:00 2001
From: davidliu <davidliu@deviange.net>
Date: Thu, 24 Mar 2022 18:25:20 +0900
Subject: [PATCH] add data channel info to syncstate (#65)

* update protocol

* add data channel info to syncstate
---
 .../main/java/io/livekit/android/room/RTCEngine.kt    | 11 +++++++++++
 protocol                                              |  2 +-
 2 files changed, 12 insertions(+), 1 deletion(-)

diff --git a/livekit-android-sdk/src/main/java/io/livekit/android/room/RTCEngine.kt b/livekit-android-sdk/src/main/java/io/livekit/android/room/RTCEngine.kt
index c51a7c3d..7555314d 100644
--- a/livekit-android-sdk/src/main/java/io/livekit/android/room/RTCEngine.kt
+++ b/livekit-android-sdk/src/main/java/io/livekit/android/room/RTCEngine.kt
@@ -704,10 +704,21 @@ internal constructor(
     ) {
         val answer = subscriber.peerConnection.localDescription.toProtoSessionDescription()
 
+        val dataChannelInfos = LivekitModels.DataPacket.Kind.values()
+            .toList()
+            .mapNotNull { kind -> dataChannelForKind(kind) }
+            .map { dataChannel ->
+                LivekitRtc.DataChannelInfo.newBuilder()
+                    .setId(dataChannel.id())
+                    .setLabel(dataChannel.label())
+                    .build()
+            }
+
         val syncState = LivekitRtc.SyncState.newBuilder()
             .setAnswer(answer)
             .setSubscription(subscription)
             .addAllPublishTracks(publishedTracks)
+            .addAllDataChannels(dataChannelInfos)
             .build()
 
         client.sendSyncState(syncState)
diff --git a/protocol b/protocol
index b9495585..6f2a49e4 160000
--- a/protocol
+++ b/protocol
@@ -1 +1 @@
-Subproject commit b94955852f2af01542247b28d1602db0e283d7c1
+Subproject commit 6f2a49e449143a01b8c63803198b7e9d1112e77b