Rename live server message type

Author: daymxn

FirebaseAI/Sources/Types/Internal/Live/LiveSessionService.swift

@@ -222,7 +222,7 @@ actor LiveSessionService {
               setupComplete.resume()
             }
           } else if let liveMessage = LiveServerMessage(from: response) {
-            if case let .goingAwayNotice(message) = liveMessage.messageType {
+            if case let .goingAwayNotice(message) = liveMessage.payload {
               // TODO: (b/444045023) When auto session resumption is enabled, call `connect` again
               AILog.debug(
                 code: .liveSessionGoingAwaySoon,

FirebaseAI/Sources/Types/Public/Live/LiveServerMessage.swift

@@ -19,7 +19,7 @@ public struct LiveServerMessage: Sendable {
   let serverMessage: BidiGenerateContentServerMessage
 
   /// The type of message sent from the server.
-  public enum MessageType: Sendable {
+  public enum Event: Sendable {
     /// Content generated by the model in response to client messages.
     case content(LiveServerContent)
 
@@ -34,8 +34,8 @@ public struct LiveServerMessage: Sendable {
     case goingAwayNotice(LiveServerGoingAwayNotice)
   }
 
-  /// The actual message sent from the server.
-  public var messageType: MessageType
+  /// The message sent from the server.
+  public let payload: Event
 
   /// Metadata on the usage of the cached content.
   public var usageMetadata: GenerateContentResponse.UsageMetadata? { serverMessage.usageMetadata }
@@ -47,18 +47,18 @@ public struct LiveServerMessage: Sendable {
 @available(watchOS, unavailable)
 extension LiveServerMessage {
   init?(from serverMessage: BidiGenerateContentServerMessage) {
-    guard let messageType = LiveServerMessage.MessageType(from: serverMessage.messageType) else {
+    guard let payload = LiveServerMessage.Event(from: serverMessage.messageType) else {
       return nil
     }
 
     self.serverMessage = serverMessage
-    self.messageType = messageType
+    self.payload = payload
   }
 }
 
 @available(iOS 15.0, macOS 12.0, macCatalyst 15.0, tvOS 15.0, *)
 @available(watchOS, unavailable)
-extension LiveServerMessage.MessageType {
+extension LiveServerMessage.Event {
   init?(from serverMessage: BidiGenerateContentServerMessage.MessageType) {
     switch serverMessage {
     case .setupComplete: