Save changes to settings

CHDataManagement/Model/Settings/Settings.swift

@@ -38,6 +38,7 @@ final class Settings: ChangeObservableItem {
         self.posts = posts
         self.pages = pages
         self.audioPlayer = audioPlayer
+        observeChildChanges()
     }
 
     func remove(_ file: FileResource) {
@@ -49,6 +50,15 @@ final class Settings: ChangeObservableItem {
     func needsSaving() {
         content?.needsSave()
     }
+
+    private func observeChildChanges() {
+        observe(general)
+        observe(paths)
+        observe(navigation)
+        observe(posts)
+        observe(pages)
+        observe(audioPlayer)
+    }
 }
 
 // MARK: Storage

CHDataManagement/Storage/ChangeObservableItem.swift

@@ -16,6 +16,14 @@ extension ChangeObservableItem {
             }
             .store(in: &cancellables)
     }
+
+    func observe<T>(_ object: T) where T: ObservableObject {
+        object.objectWillChange
+            .sink { [weak self] _ in
+                self?.needsSaving()
+            }
+            .store(in: &cancellables)
+    }
 }
 
 protocol ObservableContentItem: ChangeObservableItem {