fix: re-evalute isDefault state

Author: forevanyeung

macos/guppy/SettingsView.swift

@@ -10,26 +10,37 @@ let contentTypes = [
 ].compactMap{$0} // removes nil
 
 struct SettingsView: View {
+    @State private var isDefault: Bool = false
+    let timer = Timer.publish(every: 1, on: .main, in: .common).autoconnect()
+    
     var body: some View {
         Form {
             LabeledContent("Version:", value: Bundle.main.infoDictionary?["CFBundleShortVersionString"] as? String ?? "0.0.0")
                 .padding(1)
 
             LabeledContent("Default:") {
                 VStack(alignment: .leading) {
-                    if(isDefaultHandler(for: contentTypes)) {
+                    if(isDefault) {
                         Text("guppy is the default app")
                     } else {
                         Text("guppy is not the default app")
                     }
                     Button("Set as default") {
                         setDefaultHandler(for: contentTypes)
-                    }.disabled(isDefaultHandler(for: contentTypes))
+                    }.disabled(isDefault)
                 }
             }
         }
         .padding()
         .frame(width: 300, height: 200)
+        .onAppear {
+            // Check initial state
+            isDefault = isDefaultHandler(for: contentTypes)
+        }
+        .onReceive(timer) { _ in
+            // Periodically check if status has changed
+            isDefault = isDefaultHandler(for: contentTypes)
+        }
     }
 }
 
@@ -57,9 +68,9 @@ func setDefaultHandler(for contentTypes: [UTType]) {
     for contentType in contentTypes {
         NSWorkspace.shared.setDefaultApplication(at: appURL, toOpen: contentType) { error in
             if let error = error {
-                print("Failed to set default handler: \(error.localizedDescription)")
+                NSLog("Failed to set default handler: \(error.localizedDescription)")
             } else {
-                print("Default application request sent successfully. \(contentType.identifier)")
+                NSLog("Default application request sent successfully. \(contentType.identifier)")
             }
         }
     }