From 31e481a649574fede698298bac68e1c01a10449a Mon Sep 17 00:00:00 2001
From: incubo4u <mikolaj.kozakiewicz@swmansion.com>
Date: Fri, 12 Jan 2024 12:38:43 +0100
Subject: [PATCH] Incubo4u/fix-endpoints-metadata (#51)

---
 Sources/MembraneRTC/Events/Event.swift           | 14 +++++++-------
 Sources/MembraneRTC/RTCEngineCommunication.swift |  4 ++--
 2 files changed, 9 insertions(+), 9 deletions(-)

diff --git a/Sources/MembraneRTC/Events/Event.swift b/Sources/MembraneRTC/Events/Event.swift
index b439c3f4..854bea92 100644
--- a/Sources/MembraneRTC/Events/Event.swift
+++ b/Sources/MembraneRTC/Events/Event.swift
@@ -183,7 +183,7 @@ public enum Events {
  Sendable events
  */
 struct ConnectEvent: SendableEvent {
-    let metadata: Metadata
+    let metadata: Metadata?
 
     func serialize() -> Payload {
         return .init([
@@ -195,7 +195,7 @@ struct ConnectEvent: SendableEvent {
 
 struct SdpOfferEvent: SendableEvent {
     let sdp: String
-    let trackIdToTrackMetadata: [String: Metadata]
+    let trackIdToTrackMetadata: [String: Metadata?]
     let midToTrackId: [String: String]
 
     func serialize() -> Payload {
@@ -264,7 +264,7 @@ struct SelectEncodingEvent: SendableEvent {
 }
 
 struct UpdateEndpointMetadata: SendableEvent {
-    let metadata: Metadata
+    let metadata: Metadata?
 
     func serialize() -> Payload {
         return .init([
@@ -276,7 +276,7 @@ struct UpdateEndpointMetadata: SendableEvent {
 
 struct UpdateTrackMetadata: SendableEvent {
     let trackId: String
-    let trackMetadata: Metadata
+    let trackMetadata: Metadata?
 
     func serialize() -> Payload {
         return .init([
@@ -304,7 +304,7 @@ struct EndpointAddedEvent: ReceivableEvent, Codable {
     struct Data: Codable {
         let id: String
         let type: String
-        let metadata: Metadata
+        let metadata: Metadata?
         let trackIdToMetadata: [String: Metadata]?
     }
 
@@ -324,7 +324,7 @@ struct EndpointRemovedEvent: ReceivableEvent, Codable {
 struct EndpointUpdatedEvent: ReceivableEvent, Codable {
     struct Data: Codable {
         let endpointId: String
-        let metadata: Metadata
+        let metadata: Metadata?
     }
 
     let type: ReceivableEventType
@@ -373,7 +373,7 @@ struct TracksUpdatedEvent: ReceivableEvent, Codable {
     struct Data: Codable {
         let endpointId: String
         let trackId: String
-        let metadata: Metadata
+        let metadata: Metadata?
     }
 
     let type: ReceivableEventType
diff --git a/Sources/MembraneRTC/RTCEngineCommunication.swift b/Sources/MembraneRTC/RTCEngineCommunication.swift
index 26c9f7c0..20da46f6 100644
--- a/Sources/MembraneRTC/RTCEngineCommunication.swift
+++ b/Sources/MembraneRTC/RTCEngineCommunication.swift
@@ -67,7 +67,7 @@ internal class RTCEngineCommunication {
         case .EndpointUpdated:
             let endpointUpdated = event as! EndpointUpdatedEvent
             engineListener.onEndpointUpdated(
-                endpointId: endpointUpdated.data.endpointId, metadata: endpointUpdated.data.metadata)
+                endpointId: endpointUpdated.data.endpointId, metadata: endpointUpdated.data.metadata ?? AnyJson())
         case .OfferData:
             let offerData = event as! OfferDataEvent
             engineListener.onOfferData(
@@ -89,7 +89,7 @@ internal class RTCEngineCommunication {
             let tracksUpdated = event as! TracksUpdatedEvent
             engineListener.onTrackUpdated(
                 endpointId: tracksUpdated.data.endpointId, trackId: tracksUpdated.data.trackId,
-                metadata: tracksUpdated.data.metadata)
+                metadata: tracksUpdated.data.metadata ?? AnyJson())
         case .SdpAnswer:
             let sdpAnswer = event as! SdpAnswerEvent
             engineListener.onSdpAnswer(