working additional properties version

Author: chloe-yeo

Sources/FoundationEssentials/ProgressManager/ProgressManager+Properties+Accessors.swift

@@ -413,6 +413,7 @@ extension ProgressManager {
 
     // MARK: Methods to Read Additional Properties of Subtree with ProgressManager as root
 
+
     /// Returns a summary for a custom integer property across the progress subtree.
     ///
     /// This method aggregates the values of a custom integer property from this progress manager
@@ -423,7 +424,9 @@ extension ProgressManager {
     /// - Returns: An `Int` summary value for the specified property.
     public func summary<P: Property>(of property: P.Type) -> P.Summary where P.Value == Int, P.Summary == Int {
         if property.self == ProgressManager.Properties.TotalFileCount.self {
+            self.access(keyPath: \.summarySink)
             self.access(keyPath: \.totalFileCount)
+            self.didSet(keyPath: \.summarySink)
             return updatedFileCount(type: .total)
         } else if property.self == ProgressManager.Properties.CompletedFileCount.self {
             self.access(keyPath: \.completedFileCount)

Sources/FoundationEssentials/ProgressManager/ProgressManager+Properties+Helpers.swift

@@ -145,6 +145,10 @@ extension ProgressManager {
             state.getFileCountUpdateInfo(type: type)
         }
 
+//        for child in updateInfo.dirtyChildren.compactMap({ $0.manager }) {
+//            child.access(keyPath: \.summarySink)
+//        }
+        
         // Get updated summary for each dirty child
         let updatedSummaries = updateInfo.dirtyChildren.map { (index, child) in
             State.FileCountUpdate(index: index, updatedSummary: child.updatedFileCount(type: type))
@@ -337,10 +341,11 @@ extension ProgressManager {
     }
 
     internal func markChildDirty(property: ProgressManager.Properties.TotalFileCount.Type, at position: Int) {
-        let parents = state.withLock { state in
-            state.markChildDirty(property: property, at: position)
-        }
-        markSelfDirty(property: property, parents: parents)
+        self.willSet(keyPath: \.summarySink)
+            let parents = state.withLock { state in
+                state.markChildDirty(property: property, at: position)
+            }
+            markSelfDirty(property: property, parents: parents)
     }
 
     internal func markChildDirty(property: ProgressManager.Properties.CompletedFileCount.Type, at position: Int) {

Sources/FoundationEssentials/ProgressManager/ProgressManager.swift

@@ -28,6 +28,7 @@ internal import _FoundationCollections
 
     internal let state: Mutex<State>
     internal let additionalPropertiesSink: Void
+    internal let summarySink: Void 
 
     /// The total units of work.
     public var totalCount: Int? {