Show the list of features included in each product (#1157)

List product features inline in the paywall. Inside the list, highlight
the required features that originated the paywall.

Packages/App/Sources/AppUIMain/Views/App/InstalledProfileView.swift

@@ -55,6 +55,7 @@ struct InstalledProfileView: View, Routable {
             toggleButton
         }
         .modifier(HeaderModifier(layout: layout))
+        .unanimated()
     }
 }
 

Packages/App/Sources/UILibrary/L10n/SwiftGen+Strings.swift

@@ -786,20 +786,20 @@ public enum Strings {
           }
         }
       }
+      public enum Product {
+        /// Included features
+        public static let includedFeatures = Strings.tr("Localizable", "views.paywall.product.included_features", fallback: "Included features")
+      }
       public enum Rows {
         /// Restore purchases
         public static let restorePurchases = Strings.tr("Localizable", "views.paywall.rows.restore_purchases", fallback: "Restore purchases")
       }
       public enum Sections {
-        public enum IncludedFeatures {
-          /// Also includes
-          public static let header = Strings.tr("Localizable", "views.paywall.sections.included_features.header", fallback: "Also includes")
-        }
         public enum Products {
           /// All purchases support Family Sharing.
           public static let footer = Strings.tr("Localizable", "views.paywall.sections.products.footer", fallback: "All purchases support Family Sharing.")
-          /// Available products
+          /// Suggested products
-          public static let header = Strings.tr("Localizable", "views.paywall.sections.products.header", fallback: "Available products")
+          public static let header = Strings.tr("Localizable", "views.paywall.sections.products.header", fallback: "Suggested products")
         }
         public enum RequiredFeatures {
           /// Required features

Packages/App/Sources/UILibrary/Resources/de.lproj/Localizable.strings

@@ -260,12 +260,13 @@
 "views.paywall.alerts.verification.connect.1" = "Ihre Käufe werden überprüft.";
 "views.paywall.alerts.verification.connect.2" = "Falls die Überprüfung nicht abgeschlossen werden kann, wird die Verbindung in %d Minuten beendet.";
 "views.paywall.alerts.verification.edit" = "Bitte warten Sie, während Ihre Käufe überprüft werden.";
+"views.paywall.product.included_features" = "Enthaltene Funktionen";
 "views.paywall.rows.restore_purchases" = "Käufe wiederherstellen";
 "views.paywall.sections.all_features.header" = "Die Vollversion enthält";
 "views.paywall.sections.full_products.header" = "Vollversion";
 "views.paywall.sections.included_features.header" = "Enthält außerdem";
 "views.paywall.sections.products.footer" = "Alle Käufe unterstützen die Familienfreigabe.";
-"views.paywall.sections.products.header" = "Verfügbare Produkte";
+"views.paywall.sections.products.header" = "Empfohlene Produkte";
 "views.paywall.sections.required_features.header" = "Erforderliche Funktionen";
 "views.paywall.sections.restore.footer" = "Wenn du diese App oder Funktion in der Vergangenheit gekauft hast, kannst du deine Käufe wiederherstellen.";
 "views.paywall.sections.restore.header" = "Wiederherstellen";

Packages/App/Sources/UILibrary/Resources/el.lproj/Localizable.strings

@@ -260,12 +260,13 @@
 "views.paywall.alerts.verification.connect.1" = "Οι αγορές σας επαληθεύονται.";
 "views.paywall.alerts.verification.connect.2" = "Αν η επαλήθευση δεν ολοκληρωθεί, η σύνδεση θα τερματιστεί σε %d λεπτά.";
 "views.paywall.alerts.verification.edit" = "Παρακαλώ περιμένετε όσο επαληθεύονται οι αγορές σας.";
+"views.paywall.product.included_features" = "Περιλαμβανόμενες λειτουργίες";
 "views.paywall.rows.restore_purchases" = "Επαναφορά αγορών";
 "views.paywall.sections.all_features.header" = "Η πλήρης έκδοση περιλαμβάνει";
 "views.paywall.sections.full_products.header" = "Πλήρης έκδοση";
 "views.paywall.sections.included_features.header" = "Περιλαμβάνει επίσης";
 "views.paywall.sections.products.footer" = "Όλες οι αγορές υποστηρίζουν την Οικογενειακή Κοινή Χρήση.";
-"views.paywall.sections.products.header" = "Διαθέσιμα προϊόντα";
+"views.paywall.sections.products.header" = "Προτεινόμενα προϊόντα";
 "views.paywall.sections.required_features.header" = "Απαιτούμενες λειτουργίες";
 "views.paywall.sections.restore.footer" = "Εάν αγοράσατε αυτήν την εφαρμογή ή λειτουργία στο παρελθόν, μπορείτε να επαναφέρετε τις αγορές σας.";
 "views.paywall.sections.restore.header" = "Επαναφορά";

Packages/App/Sources/UILibrary/Resources/en.lproj/Localizable.strings

@@ -78,12 +78,12 @@
 "views.migration.alerts.delete.message" = "Do you want to discard these profiles? You will not be able to recover them later.\n\n%@";
 
 "views.paywall.sections.required_features.header" = "Required features";
-"views.paywall.sections.included_features.header" = "Also includes";
+"views.paywall.sections.products.header" = "Suggested products";
-"views.paywall.sections.products.header" = "Available products";
 "views.paywall.sections.products.footer" = "All purchases support Family Sharing.";
 "views.paywall.sections.restore.header" = "Restore";
 "views.paywall.sections.restore.footer" = "If you bought this app or feature in the past, you can restore your purchases.";
 "views.paywall.rows.restore_purchases" = "Restore purchases";
+"views.paywall.product.included_features" = "Included features";
 "views.paywall.alerts.confirmation.title" = "Purchase required";
 "views.paywall.alerts.confirmation.message" = "This profile requires paid features to work.";
 "views.paywall.alerts.confirmation.message.connect" = "You may test the connection for %d minutes.";

Packages/App/Sources/UILibrary/Resources/es.lproj/Localizable.strings

@@ -260,12 +260,13 @@
 "views.paywall.alerts.verification.connect.1" = "Tus compras están siendo verificadas.";
 "views.paywall.alerts.verification.connect.2" = "Si la verificación no se completa, la conexión finalizará en %d minutos.";
 "views.paywall.alerts.verification.edit" = "Por favor, espera mientras verificamos tus compras.";
+"views.paywall.product.included_features" = "Funciones incluidas";
 "views.paywall.rows.restore_purchases" = "Restaurar compras";
 "views.paywall.sections.all_features.header" = "La versión completa incluye";
 "views.paywall.sections.full_products.header" = "Versión completa";
 "views.paywall.sections.included_features.header" = "También incluye";
 "views.paywall.sections.products.footer" = "Todas las compras admiten En Familia.";
-"views.paywall.sections.products.header" = "Productos disponibles";
+"views.paywall.sections.products.header" = "Productos sugeridos";
 "views.paywall.sections.required_features.header" = "Características requeridas";
 "views.paywall.sections.restore.footer" = "Si compraste esta app o característica en el pasado, puedes restaurar tus compras.";
 "views.paywall.sections.restore.header" = "Restaurar";

Packages/App/Sources/UILibrary/Resources/fr.lproj/Localizable.strings

@@ -260,12 +260,13 @@
 "views.paywall.alerts.verification.connect.1" = "Vos achats sont en cours de vérification.";
 "views.paywall.alerts.verification.connect.2" = "Si la vérification ne peut être complétée, la connexion s’arrêtera dans %d minutes.";
 "views.paywall.alerts.verification.edit" = "Veuillez patienter pendant la vérification de vos achats.";
+"views.paywall.product.included_features" = "Fonctionnalités incluses";
 "views.paywall.rows.restore_purchases" = "Restaurer les achats";
 "views.paywall.sections.all_features.header" = "La version complète inclut";
 "views.paywall.sections.full_products.header" = "Version complète";
 "views.paywall.sections.included_features.header" = "Comprend également";
 "views.paywall.sections.products.footer" = "Tous les achats prennent en charge le Partage familial.";
-"views.paywall.sections.products.header" = "Produits disponibles";
+"views.paywall.sections.products.header" = "Produits suggérés";
 "views.paywall.sections.required_features.header" = "Fonctionnalités requises";
 "views.paywall.sections.restore.footer" = "Si vous avez acheté cette application ou cette fonctionnalité dans le passé, vous pouvez restaurer vos achats.";
 "views.paywall.sections.restore.header" = "Restaurer";

Packages/App/Sources/UILibrary/Resources/it.lproj/Localizable.strings

@@ -260,12 +260,13 @@
 "views.paywall.alerts.verification.connect.1" = "I tuoi acquisti sono in fase di verifica.";
 "views.paywall.alerts.verification.connect.2" = "Se la verifica non può essere completata, la connessione terminerà tra %d minuti.";
 "views.paywall.alerts.verification.edit" = "Attendere mentre i tuoi acquisti vengono verificati.";
+"views.paywall.product.included_features" = "Funzionalità incluse";
 "views.paywall.rows.restore_purchases" = "Ripristina acquisti";
 "views.paywall.sections.all_features.header" = "La versione completa include";
 "views.paywall.sections.full_products.header" = "Versione completa";
 "views.paywall.sections.included_features.header" = "Include anche";
 "views.paywall.sections.products.footer" = "Tutti gli acquisti supportano “In famiglia”.";
-"views.paywall.sections.products.header" = "Prodotti disponibili";
+"views.paywall.sections.products.header" = "Prodotti suggeriti";
 "views.paywall.sections.required_features.header" = "Funzionalità richieste";
 "views.paywall.sections.restore.footer" = "Se hai acquistato questa app o funzionalità in passato, puoi ripristinare i tuoi acquisti.";
 "views.paywall.sections.restore.header" = "Ripristina";

Packages/App/Sources/UILibrary/Resources/nl.lproj/Localizable.strings

@@ -260,12 +260,13 @@
 "views.paywall.alerts.verification.connect.1" = "Je aankopen worden geverifieerd.";
 "views.paywall.alerts.verification.connect.2" = "Als de verificatie niet kan worden voltooid, wordt de verbinding over %d minuten beëindigd.";
 "views.paywall.alerts.verification.edit" = "Even geduld terwijl we je aankopen verifiëren.";
+"views.paywall.product.included_features" = "Inbegrepen functies";
 "views.paywall.rows.restore_purchases" = "Aankopen herstellen";
 "views.paywall.sections.all_features.header" = "De volledige versie bevat";
 "views.paywall.sections.full_products.header" = "Volledige versie";
 "views.paywall.sections.included_features.header" = "Bevat ook";
 "views.paywall.sections.products.footer" = "Alle aankopen ondersteunen Delen met gezin.";
-"views.paywall.sections.products.header" = "Beschikbare producten";
+"views.paywall.sections.products.header" = "Voorgestelde producten";
 "views.paywall.sections.required_features.header" = "Vereiste functies";
 "views.paywall.sections.restore.footer" = "Als je deze app of functie eerder hebt gekocht, kun je je aankopen herstellen.";
 "views.paywall.sections.restore.header" = "Herstellen";

Packages/App/Sources/UILibrary/Resources/pl.lproj/Localizable.strings

@@ -260,12 +260,13 @@
 "views.paywall.alerts.verification.connect.1" = "Twoje zakupy są weryfikowane.";
 "views.paywall.alerts.verification.connect.2" = "Jeśli weryfikacja nie zostanie zakończona, połączenie zostanie zakończone za %d minut.";
 "views.paywall.alerts.verification.edit" = "Proszę czekać, trwa weryfikacja zakupów.";
+"views.paywall.product.included_features" = "Uwzględnione funkcje";
 "views.paywall.rows.restore_purchases" = "Przywróć zakupy";
 "views.paywall.sections.all_features.header" = "Pełna wersja zawiera";
 "views.paywall.sections.full_products.header" = "Pełna wersja";
 "views.paywall.sections.included_features.header" = "Zawiera także";
 "views.paywall.sections.products.footer" = "Wszystkie zakupy obsługują Chmurę rodzinną.";
-"views.paywall.sections.products.header" = "Dostępne produkty";
+"views.paywall.sections.products.header" = "Sugerowane produkty";
 "views.paywall.sections.required_features.header" = "Wymagane funkcje";
 "views.paywall.sections.restore.footer" = "Jeśli wcześniej kupiłeś tę aplikację lub funkcję, możesz przywrócić swoje zakupy.";
 "views.paywall.sections.restore.header" = "Przywróć";

Packages/App/Sources/UILibrary/Resources/pt.lproj/Localizable.strings

@@ -260,12 +260,13 @@
 "views.paywall.alerts.verification.connect.1" = "Suas compras estão sendo verificadas.";
 "views.paywall.alerts.verification.connect.2" = "Se a verificação não for concluída, a conexão será encerrada em %d minutos.";
 "views.paywall.alerts.verification.edit" = "Aguarde enquanto suas compras estão sendo verificadas.";
+"views.paywall.product.included_features" = "Recursos incluídos";
 "views.paywall.rows.restore_purchases" = "Restaurar compras";
 "views.paywall.sections.all_features.header" = "A versão completa inclui";
 "views.paywall.sections.full_products.header" = "Versão completa";
 "views.paywall.sections.included_features.header" = "Também inclui";
 "views.paywall.sections.products.footer" = "Todas as compras são compatíveis com Compartilhamento Familiar.";
-"views.paywall.sections.products.header" = "Produtos disponíveis";
+"views.paywall.sections.products.header" = "Produtos sugeridos";
 "views.paywall.sections.required_features.header" = "Recursos necessários";
 "views.paywall.sections.restore.footer" = "Se você comprou este app ou recurso no passado, pode restaurar suas compras.";
 "views.paywall.sections.restore.header" = "Restaurar";

Packages/App/Sources/UILibrary/Resources/ru.lproj/Localizable.strings

@@ -260,12 +260,13 @@
 "views.paywall.alerts.verification.connect.1" = "Ваши покупки проверяются.";
 "views.paywall.alerts.verification.connect.2" = "Если проверка не будет завершена, соединение завершится через %d минут.";
 "views.paywall.alerts.verification.edit" = "Пожалуйста, подождите, пока ваши покупки проверяются.";
+"views.paywall.product.included_features" = "Включенные функции";
 "views.paywall.rows.restore_purchases" = "Восстановить покупки";
 "views.paywall.sections.all_features.header" = "Полная версия включает";
 "views.paywall.sections.full_products.header" = "Полная версия";
 "views.paywall.sections.included_features.header" = "Также включает";
 "views.paywall.sections.products.footer" = "Все покупки поддерживают Семейный доступ.";
-"views.paywall.sections.products.header" = "Доступные продукты";
+"views.paywall.sections.products.header" = "Рекомендуемые продукты";
 "views.paywall.sections.required_features.header" = "Необходимые функции";
 "views.paywall.sections.restore.footer" = "Если вы уже купили это приложение или функцию в прошлом, вы можете восстановить свои покупки.";
 "views.paywall.sections.restore.header" = "Восстановить";

Packages/App/Sources/UILibrary/Resources/sv.lproj/Localizable.strings

@@ -260,12 +260,13 @@
 "views.paywall.alerts.verification.connect.1" = "Dina köp verifieras.";
 "views.paywall.alerts.verification.connect.2" = "Om verifieringen inte kan slutföras kommer anslutningen att avslutas om %d minuter.";
 "views.paywall.alerts.verification.edit" = "Vänligen vänta medan dina köp verifieras.";
+"views.paywall.product.included_features" = "Inkluderade funktioner";
 "views.paywall.rows.restore_purchases" = "Återställ köp";
 "views.paywall.sections.all_features.header" = "Den fullständiga versionen innehåller";
 "views.paywall.sections.full_products.header" = "Fullständig version";
 "views.paywall.sections.included_features.header" = "Inkluderar även";
 "views.paywall.sections.products.footer" = "Alla köp stöder Familjedelning.";
-"views.paywall.sections.products.header" = "Tillgängliga produkter";
+"views.paywall.sections.products.header" = "Föreslagna produkter";
 "views.paywall.sections.required_features.header" = "Krävda funktioner";
 "views.paywall.sections.restore.footer" = "Om du har köpt denna app eller funktion tidigare kan du återställa dina köp.";
 "views.paywall.sections.restore.header" = "Återställ";

Packages/App/Sources/UILibrary/Resources/uk.lproj/Localizable.strings

@@ -260,12 +260,13 @@
 "views.paywall.alerts.verification.connect.1" = "Ваші покупки перевіряються.";
 "views.paywall.alerts.verification.connect.2" = "Якщо перевірку не вдасться завершити, підключення завершиться через %d хвилин.";
 "views.paywall.alerts.verification.edit" = "Будь ласка, зачекайте, поки ваші покупки перевіряються.";
+"views.paywall.product.included_features" = "Включені функції";
 "views.paywall.rows.restore_purchases" = "Відновити покупки";
 "views.paywall.sections.all_features.header" = "Повна версія включає";
 "views.paywall.sections.full_products.header" = "Повна версія";
 "views.paywall.sections.included_features.header" = "Також включає";
 "views.paywall.sections.products.footer" = "Усі покупки підтримують “Сімейний доступ”.";
-"views.paywall.sections.products.header" = "Доступні продукти";
+"views.paywall.sections.products.header" = "Рекомендовані продукти";
 "views.paywall.sections.required_features.header" = "Необхідні функції";
 "views.paywall.sections.restore.footer" = "Якщо ви раніше купували цей додаток або функцію, ви можете відновити свої покупки.";
 "views.paywall.sections.restore.header" = "Відновлення";

Packages/App/Sources/UILibrary/Resources/zh-Hans.lproj/Localizable.strings

@@ -260,12 +260,13 @@
 "views.paywall.alerts.verification.connect.1" = "您的购买正在验证中。";
 "views.paywall.alerts.verification.connect.2" = "如果无法完成验证，连接将在 %d 分钟后断开。";
 "views.paywall.alerts.verification.edit" = "请稍候，您的购买正在验证中。";
+"views.paywall.product.included_features" = "包含的功能";
 "views.paywall.rows.restore_purchases" = "恢复购买";
 "views.paywall.sections.all_features.header" = "完整版本包括";
 "views.paywall.sections.full_products.header" = "完整版本";
 "views.paywall.sections.included_features.header" = "还包括";
 "views.paywall.sections.products.footer" = "所有购买均支持“家人共享”。";
-"views.paywall.sections.products.header" = "可用产品";
+"views.paywall.sections.products.header" = "推荐产品";
 "views.paywall.sections.required_features.header" = "必需功能";
 "views.paywall.sections.restore.footer" = "如果您过去购买过此应用或功能，可以恢复您的购买记录。";
 "views.paywall.sections.restore.header" = "恢复";

Packages/App/Sources/UILibrary/Theme/Theme+ImageName.swift

@@ -74,6 +74,7 @@ extension Theme {
         case tunnelUninstall
         case tvOff
         case tvOn
+        case undisclose
         case upgrade
         case warning
     }
@@ -135,6 +136,7 @@ extension Theme.ImageName {
                     return "tv"
                 }
             case .tvOn: return "tv"
+            case .undisclose: return "chevron.up"
             case .upgrade: return "arrow.up.circle"
             case .warning: return "exclamationmark.triangle"
             }

Packages/App/Sources/UILibrary/Views/Paywall/FeatureListView.swift

@@ -37,7 +37,7 @@ enum FeatureListViewStyle {
 struct FeatureListView<Content>: View where Content: View {
     let style: FeatureListViewStyle
 
-    let header: String
+    var header: String?
 
     let features: [AppFeature]
 
@@ -50,12 +50,7 @@ struct FeatureListView<Content>: View where Content: View {
 
 #if !os(tvOS)
         case .table:
-            // XXX: work around Table artifact when 1 row and no headers
+            tableView
-            if features.count > 1 {
-                tableView
-            } else {
-                listView
-            }
 #endif
         }
     }
@@ -70,10 +65,8 @@ private extension FeatureListView {
 #if !os(tvOS)
     var tableView: some View {
         Table(features.sorted()) {
-            TableColumn("", content: content)
+            TableColumn(header ?? "", content: content)
         }
-        .withoutColumnHeaders()
-        .themeSection(header: header)
     }
 #endif
 }

Packages/App/Sources/UILibrary/Views/Paywall/PaywallProductView.swift

@@ -36,6 +36,8 @@ public struct PaywallProductView: View {
 
     private let product: InAppProduct
 
+    private let highlightedFeatures: Set<AppFeature>
+
     @Binding
     private var purchasingIdentifier: String?
 
@@ -43,10 +45,14 @@ public struct PaywallProductView: View {
 
     private let onError: (Error) -> Void
 
+    @State
+    private var isPresentingFeatures = false
+
     public init(
         iapManager: IAPManager,
         style: PaywallProductViewStyle,
         product: InAppProduct,
+        highlightedFeatures: Set<AppFeature> = [],
         purchasingIdentifier: Binding<String?>,
         onComplete: @escaping (String, InAppPurchaseResult) -> Void,
         onError: @escaping (Error) -> Void
@@ -54,12 +60,30 @@ public struct PaywallProductView: View {
         self.iapManager = iapManager
         self.style = style
         self.product = product
+        self.highlightedFeatures = highlightedFeatures
         _purchasingIdentifier = purchasingIdentifier
         self.onComplete = onComplete
         self.onError = onError
     }
 
     public var body: some View {
+        VStack(alignment: .leading) {
+            productView
+            Group {
+                includedFeaturesButton
+                    .padding(.top, 8)
+                includedFeaturesList
+                    .if(isPresentingFeatures)
+            }
+            .font(.subheadline)
+        }
+    }
+}
+
+private extension PaywallProductView {
+
+    @ViewBuilder
+    var productView: some View {
         if #available(iOS 17, macOS 14, tvOS 17, *) {
             StoreKitProductView(
                 style: style,
@@ -79,4 +103,60 @@ public struct PaywallProductView: View {
             )
         }
     }
+
+    var includedFeaturesButton: some View {
+        Button {
+            isPresentingFeatures.toggle()
+        } label: {
+            HStack {
+                Text(Strings.Views.Paywall.Product.includedFeatures)
+                ThemeImage(isPresentingFeatures ? .undisclose : .disclose)
+            }
+            .contentShape(.rect)
+        }
+        .buttonStyle(.plain)
+        .cursor(.hand)
+    }
+
+    var includedFeaturesList: some View {
+        AppProduct(rawValue: product.productIdentifier)
+            .map { product in
+                FeatureListView(
+                    style: .list,
+                    features: product.features,
+                    content: featureView
+                )
+            }
+    }
+
+    func featureView(for feature: AppFeature) -> some View {
+        HStack {
+            ThemeImage(.marked)
+                .opaque(highlightedFeatures.contains(feature))
+
+            Text(feature.localizedDescription)
+                .fontWeight(highlightedFeatures.contains(feature) ? .bold : .regular)
+                .scrollableOnTV()
+        }
+    }
+}
+
+#Preview {
+    List {
+        PaywallProductView(
+            iapManager: .forPreviews,
+            style: .paywall,
+            product: InAppProduct(
+                productIdentifier: AppProduct.Features.appleTV.rawValue,
+                localizedTitle: "Foo",
+                localizedPrice: "$10",
+                native: nil
+            ),
+            highlightedFeatures: [.appleTV],
+            purchasingIdentifier: .constant(nil),
+            onComplete: { _, _ in },
+            onError: { _ in }
+        )
+    }
+    .withMockEnvironment()
 }

Packages/App/Sources/UILibrary/Views/Paywall/PaywallView.swift

@@ -88,9 +88,6 @@ private extension PaywallView {
         Form {
             requiredFeaturesView
             productsView
-            if suggestedProducts == nil {
-                alsoIncludedEssentialsView
-            }
             restoreView
             linksView
         }
@@ -123,6 +120,7 @@ private extension PaywallView {
                         iapManager: iapManager,
                         style: .paywall,
                         product: $0,
+                        highlightedFeatures: requiredFeatures,
                         purchasingIdentifier: $purchasingIdentifier,
                         onComplete: onComplete,
                         onError: onError
@@ -136,22 +134,6 @@ private extension PaywallView {
             }
     }
 
-    var alsoIncludedEssentialsView: some View {
-        essentialFeatures
-            .filter {
-                !requiredFeatures.contains($0)
-            }
-            .nilIfEmpty
-            .map {
-                FeatureListView(
-                    style: featuresStyle,
-                    header: Strings.Views.Paywall.Sections.IncludedFeatures.header,
-                    features: $0,
-                    content: featureView(for:)
-                )
-            }
-    }
-
     var linksView: some View {
         Section {
             Link(Strings.Unlocalized.eula, destination: Constants.shared.websites.eula)
@@ -159,14 +141,6 @@ private extension PaywallView {
         }
     }
 
-    var featuresStyle: FeatureListViewStyle {
-#if os(iOS)
-        .list
-#else
-        .table
-#endif
-    }
-
     func featureView(for feature: AppFeature) -> some View {
         Text(feature.localizedDescription)
             .scrollableOnTV()