Simplify AddProfileView with implicit animations

- Animate on ViewModel in profile name views

- Animate on providers in provider selection view

Passepartout/App/Views/AddHostView.swift

@@ -60,7 +60,7 @@ struct AddHostView: View {
                 } else {
                     completeView
                 }
-            }
+            }.animation(.default, value: viewModel)
 
             // hidden
             NavigationLink("", isActive: $isEnteringCredentials) {
@@ -159,18 +159,13 @@ struct AddHostView: View {
             title: Text(L10n.AddProfile.Shared.title),
             message: Text(L10n.AddProfile.Shared.Alerts.Overwrite.message),
             primaryButton: .destructive(Text(L10n.Global.Strings.ok)) {
-                
-                // XXX: delay withAnimation() to not overlap with alert dismiss animation
-                Task {
                 processProfile(replacingExisting: true)
-                }
             },
             secondaryButton: .cancel(Text(L10n.Global.Strings.cancel))
         )
     }
 
     private func processProfile(replacingExisting: Bool) {
-        withAnimation {
         viewModel.processURL(
             url,
             with: profileManager,
@@ -178,12 +173,9 @@ struct AddHostView: View {
             deletingURLOnSuccess: deletingURLOnSuccess
         )
     }
-    }
 
     private func saveProfile() {
-        let result = withAnimation {
+        let result = viewModel.addProcessedProfile(to: profileManager)
-            viewModel.addProcessedProfile(to: profileManager)
-        }
         guard result else {
             return
         }

Passepartout/App/Views/AddHostViewModel.swift

@@ -29,7 +29,7 @@ import TunnelKitOpenVPN
 import TunnelKitWireGuard
 
 extension AddHostView {
-    struct ViewModel {
+    struct ViewModel: Equatable {
         private var isNamePreset = false
         
         var profileName = ""

Passepartout/App/Views/AddProviderView+Name.swift

@@ -96,24 +96,18 @@ extension AddProviderView {
                 title: Text(L10n.AddProfile.Shared.title),
                 message: Text(L10n.AddProfile.Shared.Alerts.Overwrite.message),
                 primaryButton: .destructive(Text(L10n.Global.Strings.ok)) {
-
-                    // XXX: delay withAnimation() to not overlap with alert dismiss animation
-                    Task {
                     saveProfile(replacingExisting: true)
-                    }
                 },
                 secondaryButton: .cancel(Text(L10n.Global.Strings.cancel))
             )
         }
 
         private func saveProfile(replacingExisting: Bool) {
-            let addedProfile = withAnimation {
+            let addedProfile = viewModel.addProfile(
-                viewModel.addProfile(
                 profile,
                 to: profileManager,
                 replacingExisting: replacingExisting
             )
-            }
             guard let addedProfile = addedProfile else {
                 return
             }

Passepartout/App/Views/AddProviderView.swift

@@ -41,9 +41,16 @@ struct AddProviderView: View {
         self.bindings = bindings
     }
     
+    private var providers: [ProviderMetadata] {
+        providerManager.allProviders()
+            .filter {
+                $0.supportedVPNProtocols.contains(viewModel.selectedVPNProtocol)
+            }.sorted()
+    }
+    
     private var availableVPNProtocols: [VPNProtocolType] {
         var protos: Set<VPNProtocolType> = []
-        viewModel.providers.forEach {
+        providers.forEach {
             $0.supportedVPNProtocols.forEach {
                 protos.insert($0)
             }
@@ -70,16 +77,17 @@ struct AddProviderView: View {
             ScrollViewReader { scrollProxy in
                 List {
                     mainSection
-                    if !viewModel.providers.isEmpty {
+                    if !providers.isEmpty {
                         providersSection
                     }
                 }.onChange(of: viewModel.errorMessage) {
                     onErrorMessage($0, scrollProxy)
                 }.disabled(viewModel.pendingOperation != nil)
+                .animation(.default, value: providers)
             }
 
             // hidden
-            ForEach(viewModel.providers, id: \.navigationId, content: providerNavigationLink)
+            ForEach(providers, id: \.navigationId, content: providerNavigationLink)
         }.themeSecondaryView()
         .navigationTitle(L10n.AddProfile.Shared.title)
         .toolbar(content: toolbar)
@@ -87,12 +95,6 @@ struct AddProviderView: View {
             NavigationView {
                 PaywallView(isPresented: $viewModel.isPaywallPresented)
             }.themeGlobal()
-        }.onAppear {
-            refreshProviders()
-        }.onChange(of: viewModel.newProviders) { newValue in
-            withAnimation {
-                refreshProviders(newValue)
-            }
         }
     }
     
@@ -122,7 +124,7 @@ struct AddProviderView: View {
         Section(
             footer: themeErrorMessage(viewModel.errorMessage)
         ) {
-            ForEach(viewModel.providers, content: providerRow)
+            ForEach(providers, content: providerRow)
         }
     }
     
@@ -150,13 +152,6 @@ struct AddProviderView: View {
         }.withTrailingProgress(when: isUpdatingIndex)
     }
     
-    private func refreshProviders(_ newProviders: [ProviderMetadata]? = nil) {
-        viewModel.providers = (newProviders ?? providerManager.allProviders())
-            .filter {
-                $0.supportedVPNProtocols.contains(viewModel.selectedVPNProtocol)
-            }.sorted()
-    }
-    
     // eligibility: select or purchase provider
     private func presentOrPurchaseProvider(_ metadata: ProviderMetadata) {
         if productManager.isEligible(forProvider: metadata.name) {
@@ -176,7 +171,7 @@ struct AddProviderView: View {
 
 extension AddProviderView {
     private func scrollToErrorMessage(_ proxy: ScrollViewProxy) {
-        proxy.maybeScrollTo(viewModel.providers.last?.id, animated: true)
+        proxy.maybeScrollTo(providers.last?.id, animated: true)
     }
 }
 

Passepartout/App/Views/AddProviderViewModel.swift

@@ -34,11 +34,6 @@ extension AddProviderView {
             case provider(ProviderName)
         }
 
-        // local copy for animations
-        @Published var providers: [ProviderMetadata] = []
-
-        @Published private(set) var newProviders: [ProviderMetadata] = []
-
         @Published var selectedVPNProtocol: VPNProtocolType = .openVPN
 
         @Published var selectedProvider: ProviderMetadata?
@@ -107,8 +102,6 @@ extension AddProviderView {
                     try await providerManager.fetchProvidersIndexPublisher(
                         priority: .remoteThenBundle
                     ).async()
-
-                    newProviders = providerManager.allProviders()
                 } catch {
                     errorMessage = error.localizedDescription
                 }
@@ -123,7 +116,7 @@ extension AddProviderView {
 }
 
 extension AddProviderView.NameView {
-    struct ViewModel {
+    struct ViewModel: Equatable {
         private var isNamePreset = false
 
         var profileName = ""