Sync document in ContentView

Author: fwcd

MiniSlice.swiftpm/Sources/MiniSliceApp.swift

@@ -7,10 +7,7 @@ private var editor = EditorViewModel(preview: preview)
 struct MiniSliceApp: App {
     var body: some Scene {
         DocumentGroup(newDocument: RecipeDocument()) { configuration in
-            ContentView()
-                .onAppear {
-                    editor.rawRecipe = configuration.document.raw
-                }
+            ContentView(document: configuration.$document)
                 .environmentObject(preview)
                 .environmentObject(editor)
         }

MiniSlice.swiftpm/Sources/View/ContentView.swift

@@ -1,10 +1,20 @@
 import SwiftUI
 
 struct ContentView: View {
+    @Binding var document: RecipeDocument
+    @EnvironmentObject private var editor: EditorViewModel
+    
     var body: some View {
         HStack {
             EditorView()
             PreviewView()
         }
+        .onAppear {
+            // TODO: Is this sufficient? The user should be able to open documents, which might not cause the ContentView to 're-appear' but only update? We don't listen to document changes directly to prevent a listener cycle.
+            editor.rawRecipe = document.raw
+        }
+        .onChange(of: editor.rawRecipe) { raw in
+            document.raw = raw
+        }
     }
 }