handleOpenGroupInvitation skeleton added + region added

libsession/src/main/java/org/session/libsession/messaging/sending_receiving/ReceivedMessageHandler.kt

@@ -48,10 +48,13 @@ fun MessageReceiver.handle(message: Message, proto: SignalServiceProtos.Content,
         is ExpirationTimerUpdate -> handleExpirationTimerUpdate(message)
         is DataExtractionNotification -> handleDataExtractionNotification(message)
         is ConfigurationMessage -> handleConfigurationMessage(message)
+        is OpenGroupInvitation -> handleOpenGroupInvitation(message)
         is VisibleMessage -> handleVisibleMessage(message, proto, openGroupID)
     }
 }
 
+//region ControlMessage
+
 private fun MessageReceiver.handleReadReceipt(message: ReadReceipt) {
     val context = MessagingModuleConfiguration.shared.context
     SSKEnvironment.shared.readReceiptManager.processReadReceipts(context, message.sender!!, message.timestamps!!, message.receivedTimestamp!!)
@@ -145,6 +148,18 @@ private fun handleConfigurationMessage(message: ConfigurationMessage) {
     storage.addContacts(message.contacts)
 }
 
+// Open group invitation handling
+
+fun handleOpenGroupInvitation(message: OpenGroupInvitation) {
+    //TODO
+}
+
+//endregion
+
+//region VisibleMessage
+
+// Visible message handling
+
 fun MessageReceiver.handleVisibleMessage(message: VisibleMessage, proto: SignalServiceProtos.Content, openGroupID: String?) {
     val storage = MessagingModuleConfiguration.shared.storage
     val context = MessagingModuleConfiguration.shared.context
@@ -228,6 +243,10 @@ fun MessageReceiver.handleVisibleMessage(message: VisibleMessage, proto: SignalS
     SSKEnvironment.shared.notificationManager.updateNotification(context, threadID)
 }
 
+//endregion
+
+//region ClosedGroupControlMessage
+
 private fun MessageReceiver.handleClosedGroupControlMessage(message: ClosedGroupControlMessage) {
     when (message.kind!!) {
         is ClosedGroupControlMessage.Kind.New -> handleNewClosedGroup(message)
@@ -562,4 +581,6 @@ fun MessageReceiver.disableLocalGroupAndUnsubscribe(groupPublicKey: String, grou
     storage.removeMember(groupID, Address.fromSerialized(userPublicKey))
     // Notify the PN server
     PushNotificationAPI.performOperation(PushNotificationAPI.ClosedGroupOperation.Unsubscribe, groupPublicKey, userPublicKey)
-}
+}
+
+//endregion