publish local tracks upon connecting

@@ -2,5 +2,7 @@ package io.livekit.android
 
 
 data class ConnectOptions(
-    val isSecure: Boolean = true
+    val isSecure: Boolean = true,
+    val sendAudio: Boolean = true,
+    val sendVideo: Boolean = true,
 )
\ No newline at end of file

@@ -3,6 +3,11 @@ package io.livekit.android
 import android.content.Context
 import io.livekit.android.dagger.DaggerLiveKitComponent
 import io.livekit.android.room.Room
+import io.livekit.android.room.track.LocalAudioTrack
+import io.livekit.android.room.track.LocalVideoTrack
+import org.webrtc.EglBase
+import org.webrtc.MediaConstraints
+import org.webrtc.PeerConnectionFactory
 
 class LiveKit {
     companion object {
@@ -23,7 +28,42 @@ class LiveKit {
             room.listener = listener
             room.connect(url, token, options.isSecure)
 
+            val localParticipant = room.localParticipant
+            if (localParticipant != null) {
+                val factory = component.peerConnectionFactory()
+                if (options.sendAudio) {
+                    localParticipant.publishAudioTrack(createLocalAudioTrack(factory))
+                }
+                if (options.sendVideo) {
+                    localParticipant.publishVideoTrack(
+                        createLocalVideoTrack(
+                            factory,
+                            appContext,
+                            component.eglBase()
+                        )
+                    )
+                }
+            }
             return room
         }
+
+        private fun createLocalVideoTrack(
+            peerConnectionFactory: PeerConnectionFactory,
+            context: Context,
+            rootEglBase: EglBase,
+        ): LocalVideoTrack {
+            return LocalVideoTrack.track(
+                peerConnectionFactory,
+                context,
+                true,
+                "LiveKit Video",
+                rootEglBase
+            )
+        }
+
+        private fun createLocalAudioTrack(factory: PeerConnectionFactory): LocalAudioTrack {
+            val audioConstraints = MediaConstraints()
+            return LocalAudioTrack.createTrack(factory, audioConstraints)
+        }
     }
 }

@@ -4,6 +4,8 @@ import android.content.Context
 import dagger.BindsInstance
 import dagger.Component
 import io.livekit.android.room.Room
+import org.webrtc.EglBase
+import org.webrtc.PeerConnectionFactory
 import javax.inject.Singleton
 
 @Singleton
@@ -19,6 +21,10 @@ interface LiveKitComponent {
 
     fun roomFactory(): Room.Factory
 
+    fun peerConnectionFactory(): PeerConnectionFactory
+
+    fun eglBase(): EglBase
+
     @Component.Factory
     interface Factory {
         fun create(@BindsInstance appContext: Context): LiveKitComponent

 package io.livekit.android.room
 
+import com.github.ajalt.timberkt.Timber
 import livekit.Rtc
 import org.webrtc.*
 
@@ -22,6 +23,7 @@ class PublisherTransportObserver(
 
     override fun onIceConnectionChange(newState: PeerConnection.IceConnectionState?) {
         val state = newState ?: throw NullPointerException("unexpected null new state, what do?")
+        Timber.v { "onIceConnection new state: $newState" }
         if (state == PeerConnection.IceConnectionState.CONNECTED && !engine.iceConnected) {
             engine.iceConnected = true
         } else if (state == PeerConnection.IceConnectionState.DISCONNECTED) {

@@ -36,9 +36,9 @@ constructor(
     var iceConnected: Boolean = false
         set(value) {
             field = value
-            if (field) {
-                // TODO get rid of this assertion
-                listener?.onJoin(joinResponse!!)
+            val savedJoinResponse = joinResponse
+            if (field && savedJoinResponse != null) {
+                listener?.onJoin(savedJoinResponse)
                 joinResponse = null
             }
         }
@@ -90,6 +90,7 @@ constructor(
     }
 
     fun close() {
+        coroutineScope.close()
         publisher.close()
         subscriber.close()
         client.close()
@@ -110,6 +111,7 @@ constructor(
                     }
                 }
 
+            Timber.v { "sdp offer = $sdpOffer, description: ${sdpOffer.description}, type: ${sdpOffer.type}" }
             when (val outcome = publisher.peerConnection.setLocalDescription(sdpOffer)) {
                 is Either.Right -> {
                     Timber.d { "error setting local description: ${outcome.value}" }

@@ -14,6 +14,9 @@ import io.livekit.android.room.util.unpackedTrackLabel
 import livekit.Model
 import livekit.Rtc
 import org.webrtc.*
+import kotlin.coroutines.Continuation
+import kotlin.coroutines.resume
+import kotlin.coroutines.suspendCoroutine
 
 class Room
 @AssistedInject
@@ -53,12 +56,15 @@ constructor(
     val activeSpeakers: List<Participant>
         get() = mutableActiveSpeakers
 
+    private var connectContinuation: Continuation<Unit>? = null
     suspend fun connect(url: String, token: String, isSecure: Boolean) {
         if (localParticipant != null) {
             Timber.d { "Attempting to connect to room when already connected." }
             return
         }
         engine.join(url, token, isSecure)
+
+        return suspendCoroutine { connectContinuation = it }
     }
 
     fun disconnect() {
@@ -170,6 +176,8 @@ constructor(
             }
         }
 
+        connectContinuation?.resume(Unit)
+        connectContinuation = null
         listener?.onConnect(this)
     }
 
@@ -192,7 +200,7 @@ constructor(
         participant.addSubscribedDataTrack(channel, trackSid, name)
     }
 
-    override fun onPublishLocalTrack(cid: String, track: Model.TrackInfo) {
+    override fun onPublishLocalTrack(cid: Track.Cid, track: Model.TrackInfo) {
     }
 
 

@@ -6,6 +6,7 @@ import io.livekit.android.room.track.*
 import livekit.Model
 import org.webrtc.DataChannel
 import org.webrtc.RtpTransceiver
+import java.util.*
 
 class LocalParticipant(sid: Sid, name: String? = null) :
     Participant(sid, name) {
@@ -17,7 +18,7 @@ class LocalParticipant(sid: Sid, name: String? = null) :
         this.engine = engine
     }
 
-    private val streamId = "stream"
+    private val streamId = UUID.randomUUID().toString()
 
     val localAudioTrackPublications
         get() = audioTracks.values.toList()

 package io.livekit.android.room.track
 
+import org.webrtc.MediaConstraints
+import org.webrtc.PeerConnectionFactory
+
 class LocalAudioTrack(
     name: String,
     audioOptions: AudioOptions? = null,
@@ -9,4 +12,20 @@ class LocalAudioTrack(
         internal set
     var audioOptions = audioOptions
         private set
+
+    companion object {
+        fun createTrack(
+            factory: PeerConnectionFactory,
+            audioConstraints: MediaConstraints,
+            name: String = ""
+        ): LocalAudioTrack {
+
+            val audioSource = factory.createAudioSource(audioConstraints)
+            val rtcAudioTrack =
+                factory.createAudioTrack("phone_audio_track_id", audioSource)
+            rtcAudioTrack.setEnabled(true)
+
+            return LocalAudioTrack(name = name, rtcTrack = rtcAudioTrack)
+        }
+    }
 }
\ No newline at end of file