Updates to fix change closure

Author: simlay

Sources/LiveViewNative/Coordinators/LiveViewCoordinator.swift

@@ -387,17 +387,15 @@ public class LiveViewCoordinator<R: RootRegistry>: ObservableObject {
 
     private func handleJoinPayload(renderedPayload: Payload) {
         // todo: what should happen if decoding or parsing fails?
-        //self.rendered = try! Root(from: FragmentDecoder(data: renderedPayload))
-        //self.document = try! LiveViewNativeCore.Document.parse(rendered.buildString())
         self.document = try! LiveViewNativeCore.Document.parseFragmentJson(payload: renderedPayload)
-        self.document?.on(.changed) { [unowned self] doc, nodeRef in
-            switch doc[nodeRef].data() {
+        self.document?.on(.changed) { [unowned self] doc, nodeRef, nodeData, parent in
+            switch nodeData  {
             case .root:
                 // when the root changes, update the `NavStackEntry` itself.
                 self.objectWillChange.send()
             case .leaf:
                 // text nodes don't have their own views, changes to them need to be handled by the parent Text view
-                if let parent = doc.getParent(nodeRef) {
+                if let parent = parent {
                     self.elementChanged(nodeRef).send()
                 } else {
                     self.elementChanged(nodeRef).send()