Prevent saving when some file properties change

CHDataManagement/Model/Item/ChangeObservingItem.swift

@@ -8,7 +8,9 @@ class ChangeObservingItem: ObservableContentItem {
     /// A dummy property to force views to update when properties change
     @Published
     private var changeToggle = false
-    
+
+    private var shouldSave = true
+
     var cancellables = Set<AnyCancellable>()
     
     init(content: Content) {
@@ -19,9 +21,18 @@ class ChangeObservingItem: ObservableContentItem {
     
     // MARK: Change observation
     
-    func didChange() {
+    func didChange(save: Bool = true) {
         DispatchQueue.main.async {
+            self.shouldSave = save
             self.changeToggle.toggle()
+            self.shouldSave = true
         }
     }
+
+    func needsSaving() {
+        guard shouldSave else {
+            return
+        }
+        content.needsSave()
+    }
 }