Add colors support

RevenueCatUI/CustomerCenter/Data/CustomerCenterConfigTestData.swift

@@ -86,17 +86,12 @@ enum CustomerCenterConfigTestData {
                   )
         ],
         appearance: .init(
-            mode: .custom,
-            light: .init(
-                accentColor: "#ffffff",
-                backgroundColor: "#000000",
-                textColor: "#000000"
-            ),
-            dark: .init(
-                accentColor: "#000000",
-                backgroundColor: "#ffffff",
-                textColor: "#ffffff"
-            )
+            mode: .custom(accentColor: try! RCColor(light: RCColor(stringRepresentation: "#ffffff"), 
+                                                    dark: try! RCColor(stringRepresentation: "#000000")),
+                         backgroundColor: try! RCColor(light: RCColor(stringRepresentation: "#000000"), 
+                                                       dark: try! RCColor(stringRepresentation: "#ffffff")),
+                         textColor: try! RCColor(light: RCColor(stringRepresentation: "#000000"), 
+                                                 dark: try! RCColor(stringRepresentation: "#ffffff")))
         ),
         localization: .init(
             locale: "en_US",

RevenueCatUI/CustomerCenter/ManageSubscriptionsButtonStyle.swift

@@ -14,6 +14,7 @@
 //
 
 import Foundation
+import RevenueCat
 import SwiftUI
 
 @available(iOS 15.0, macOS 12.0, tvOS 15.0, watchOS 8.0, *)
@@ -22,12 +23,17 @@ import SwiftUI
 @available(watchOS, unavailable)
 struct ManageSubscriptionsButtonStyle: ButtonStyle {
 
-    func makeBody(configuration: Configuration) -> some View {
+    var appearance: CustomerCenterConfigData.Appearance
+
+    @Environment(\.colorScheme)
+    private var colorScheme
+
+    func makeBody(configuration: ButtonStyleConfiguration) -> some View {
         configuration.label
             .padding()
             .frame(width: 300)
-            .background(Color.accentColor)
-            .foregroundColor(.white)
+            .background(color(from: appearance))
+            .foregroundColor(colorScheme == .dark ? Color.black : Color.white)
             .cornerRadius(10)
             .scaleEffect(configuration.isPressed ? 0.95 : 1.0)
             .opacity(configuration.isPressed ? 0.8 : 1.0)
@@ -36,6 +42,23 @@ struct ManageSubscriptionsButtonStyle: ButtonStyle {
 
 }
 
+@available(iOS 15.0, macOS 12.0, tvOS 15.0, watchOS 8.0, *)
+@available(macOS, unavailable)
+@available(tvOS, unavailable)
+@available(watchOS, unavailable)
+private extension ManageSubscriptionsButtonStyle {
+
+    func color(from appearance: CustomerCenterConfigData.Appearance) -> Color {
+        switch appearance.mode {
+        case .system:
+            Color.accentColor
+        case .custom(accentColor: let accentColor, backgroundColor: let backgroundColor, textColor: let textColor):
+            accentColor.underlyingColor
+        }
+    }
+
+}
+
 @available(iOS 15.0, macOS 12.0, tvOS 15.0, watchOS 8.0, *)
 @available(macOS, unavailable)
 @available(tvOS, unavailable)
@@ -44,7 +67,7 @@ struct CustomButtonStylePreview_Previews: PreviewProvider {
 
     static var previews: some View {
         Button("Didn't receive purchase") {}
-            .buttonStyle(ManageSubscriptionsButtonStyle())
+            .buttonStyle(ManageSubscriptionsButtonStyle(appearance: CustomerCenterConfigData.Appearance(mode: .system)))
     }
 
 }

RevenueCatUI/CustomerCenter/ViewModels/ManageSubscriptionsViewModel.swift

@@ -26,6 +26,7 @@ import RevenueCat
 class ManageSubscriptionsViewModel: ObservableObject {
 
     let screen: CustomerCenterConfigData.Screen
+    let appearance: CustomerCenterConfigData.Appearance
 
     @Published
     var showRestoreAlert: Bool = false
@@ -66,25 +67,31 @@ class ManageSubscriptionsViewModel: ObservableObject {
 
     private var error: Error?
 
-    convenience init(screen: CustomerCenterConfigData.Screen) {
+    convenience init(screen: CustomerCenterConfigData.Screen,
+                     appearance: CustomerCenterConfigData.Appearance) {
         self.init(screen: screen,
+                  appearance: appearance,
                   purchasesProvider: ManageSubscriptionPurchases(),
                   promotionalOfferViewModel: PromotionalOfferViewModel())
     }
 
     // @PublicForExternalTesting
     init(screen: CustomerCenterConfigData.Screen,
+         appearance: CustomerCenterConfigData.Appearance,
          purchasesProvider: ManageSubscriptionsPurchaseType,
          promotionalOfferViewModel: PromotionalOfferViewModel) {
         self.state = .notLoaded
         self.screen = screen
+        self.appearance = appearance
         self.purchasesProvider = purchasesProvider
         self.promotionalOfferViewModel = promotionalOfferViewModel
     }
 
     init(screen: CustomerCenterConfigData.Screen,
+         appearance: CustomerCenterConfigData.Appearance,
          subscriptionInformation: SubscriptionInformation) {
         self.screen = screen
+        self.appearance = appearance
         self.subscriptionInformation = subscriptionInformation
         self.purchasesProvider = ManageSubscriptionPurchases()
         self.promotionalOfferViewModel = PromotionalOfferViewModel()
@@ -125,22 +132,9 @@ class ManageSubscriptionsViewModel: ObservableObject {
         )
     }
 
-    #if os(iOS) || targetEnvironment(macCatalyst)
-    func determineFlow(for path: CustomerCenterConfigData.HelpPath) async {
-        if case let .feedbackSurvey(feedbackSurvey) = path.detail {
-            self.feedbackSurveyData = FeedbackSurveyData(configuration: feedbackSurvey) { [weak self] in
-                Task {
-                    await self?.performAction(for: path)
-                }
-            }
-        } else {
-            await self.performAction(for: path)
-        }
-    }
-
-    func handleSheetDismiss() {
+    func handleSheetDismiss() async {
         if let loadingPath = loadingPath {
-            performAction(for: loadingPath)
+            await self.performAction(for: loadingPath)
             self.loadingPath = nil
         }
     }
@@ -150,14 +144,16 @@ class ManageSubscriptionsViewModel: ObservableObject {
         switch path.detail {
         case let .feedbackSurvey(feedbackSurvey):
             self.feedbackSurveyData = FeedbackSurveyData(configuration: feedbackSurvey) { [weak self] in
-                await self?.performAction(for: path)
+                Task {
+                    await self?.performAction(for: path)
+                }
             }
         case let .promotionalOffer(promotionalOffer):
             self.loadingPath = path
             await promotionalOfferViewModel.loadPromo(promotionalOfferId: promotionalOffer.iosOfferId)
             self.isShowingPromotionalOffer = true
         default:
-            performAction(for: path)
+            await self.performAction(for: path)
         }
     }
     #endif

RevenueCatUI/CustomerCenter/Views/CustomerCenterView.swift

@@ -72,7 +72,7 @@ private extension CustomerCenterView {
         if viewModel.hasSubscriptions {
             if viewModel.subscriptionsAreFromApple,
                 let screen = configuration[.management] {
-                ManageSubscriptionsView(screen: screen)
+                ManageSubscriptionsView(screen: screen, appearance: configuration.appearance)
             } else {
                 WrongPlatformView()
             }

RevenueCatUI/CustomerCenter/Views/FeedbackSurveyView.swift

@@ -27,9 +27,12 @@ struct FeedbackSurveyView: View {
 
     @StateObject
     private var viewModel: FeedbackSurveyViewModel
+    private let appearance: CustomerCenterConfigData.Appearance
 
-    init(feedbackSurveyData: FeedbackSurveyData) {
+    init(feedbackSurveyData: FeedbackSurveyData,
+         appearance: CustomerCenterConfigData.Appearance) {
         self._viewModel = StateObject(wrappedValue: FeedbackSurveyViewModel(feedbackSurveyData: feedbackSurveyData))
+        self.appearance = appearance
     }
 
     var body: some View {
@@ -42,6 +45,7 @@ struct FeedbackSurveyView: View {
 
             FeedbackSurveyButtonsView(options: self.viewModel.feedbackSurveyData.configuration.options,
                                       action: self.viewModel.handleAction(for:),
+                                      appearance: self.appearance,
                                       loadingStates: self.$viewModel.loadingStates)
         }
         .sheet(
@@ -51,8 +55,8 @@ struct FeedbackSurveyView: View {
                 if let promotionalOffer = self.viewModel.promotionalOffer,
                    let product = self.viewModel.product {
                     PromotionalOfferView(promotionalOffer: promotionalOffer,
-                                         product: product
-                    )
+                                         product: product,
+                                         appearance: self.appearance)
                 }
             })
     }
@@ -68,6 +72,8 @@ struct FeedbackSurveyButtonsView: View {
 
     let options: [CustomerCenterConfigData.HelpPath.FeedbackSurvey.Option]
     let action: (CustomerCenterConfigData.HelpPath.FeedbackSurvey.Option) async -> Void
+    let appearance: CustomerCenterConfigData.Appearance
+
     @Binding
     var loadingStates: [String: Bool]
 
@@ -85,7 +91,7 @@ struct FeedbackSurveyButtonsView: View {
                         Text(option.title)
                     }
                 }
-                .buttonStyle(ManageSubscriptionsButtonStyle())
+                .buttonStyle(ManageSubscriptionsButtonStyle(appearance: appearance))
                 .disabled(self.loadingStates[option.id] ?? false)
             }
         }

RevenueCatUI/CustomerCenter/Views/ManageSubscriptionsView.swift

@@ -31,8 +31,9 @@ struct ManageSubscriptionsView: View {
     @StateObject
     private var viewModel: ManageSubscriptionsViewModel
 
-    init(screen: CustomerCenterConfigData.Screen) {
-        let viewModel = ManageSubscriptionsViewModel(screen: screen)
+    init(screen: CustomerCenterConfigData.Screen,
+         appearance: CustomerCenterConfigData.Appearance) {
+        let viewModel = ManageSubscriptionsViewModel(screen: screen, appearance: appearance)
         self._viewModel = .init(wrappedValue: viewModel)
     }
 
@@ -63,7 +64,8 @@ struct ManageSubscriptionsView: View {
 
                 if let feedbackSurveyData = self.viewModel.feedbackSurveyData {
                     NavigationLink(
-                        destination: FeedbackSurveyView(feedbackSurveyData: feedbackSurveyData)
+                        destination: FeedbackSurveyView(feedbackSurveyData: feedbackSurveyData,
+                                                        appearance: self.viewModel.appearance)
                             .onDisappear {
                                 self.viewModel.feedbackSurveyData = nil
                             },
@@ -204,15 +206,18 @@ struct ManageSubscriptionButton: View {
         }
         .restorePurchasesAlert(isPresented: self.$viewModel.showRestoreAlert)
         .sheet(isPresented: self.$viewModel.isShowingPromotionalOffer, onDismiss: {
-            self.viewModel.handleSheetDismiss()
+            Task {
+                await self.viewModel.handleSheetDismiss()
+            }
         }, content: {
             if let promotionalOffer = self.viewModel.promotionalOffer,
                let product = self.viewModel.product {
                 PromotionalOfferView(promotionalOffer: promotionalOffer,
-                                     product: product)
+                                     product: product,
+                                     appearance: self.viewModel.appearance)
             }
         })
-        .buttonStyle(ManageSubscriptionsButtonStyle())
+        .buttonStyle(ManageSubscriptionsButtonStyle(appearance: self.viewModel.appearance))
         .disabled(self.viewModel.loadingPath?.id == path.id)
     }
 }
@@ -229,6 +234,7 @@ struct ManageSubscriptionsView_Previews: PreviewProvider {
     static var previews: some View {
         let viewModel = ManageSubscriptionsViewModel(
             screen: CustomerCenterConfigTestData.customerCenterData[.management]!,
+            appearance: CustomerCenterConfigTestData.customerCenterData.appearance,
             subscriptionInformation: CustomerCenterConfigTestData.subscriptionInformation)
         ManageSubscriptionsView(viewModel: viewModel)
     }

RevenueCatUI/CustomerCenter/Views/NoSubscriptionsView.swift

@@ -24,21 +24,20 @@ import SwiftUI
 @available(watchOS, unavailable)
 @available(visionOS, unavailable)
 struct NoSubscriptionsView: View {
+
+    init(configuration: CustomerCenterConfigData) {
+        self.configuration = configuration
+    }
 
     // swiftlint:disable:next todo
     // TODO: build screen using this configuration
-    let configuration: CustomerCenterConfigData
+    private let configuration: CustomerCenterConfigData
 
     @Environment(\.dismiss)
-    var dismiss
-
+    private var dismiss
     @State
     private var showRestoreAlert: Bool = false
 
-    init(configuration: CustomerCenterConfigData) {
-        self.configuration = configuration
-    }
-
     var body: some View {
         VStack {
             Text("No Subscriptions found")
@@ -54,7 +53,7 @@ struct NoSubscriptionsView: View {
                 showRestoreAlert = true
             }
             .restorePurchasesAlert(isPresented: $showRestoreAlert)
-            .buttonStyle(ManageSubscriptionsButtonStyle())
+            .buttonStyle(ManageSubscriptionsButtonStyle(appearance: self.configuration.appearance))
 
             Button("Cancel") {
                 dismiss()

RevenueCatUI/CustomerCenter/Views/PromotionalOfferView.swift

@@ -26,23 +26,30 @@ import SwiftUI
 @available(visionOS, unavailable)
 struct PromotionalOfferView: View {
 
+    private let appearance: CustomerCenterConfigData.Appearance
+
     @StateObject
     private var viewModel: PromotionalOfferViewModel
     @Environment(\.dismiss)
     private var dismiss
     private var promotionalOfferId: String
 
-    init(promotionalOfferId: String) {
+    init(promotionalOfferId: String,
+         appearance: CustomerCenterConfigData.Appearance) {
         let viewModel = PromotionalOfferViewModel()
         self._viewModel = StateObject(wrappedValue: viewModel)
         self.promotionalOfferId = promotionalOfferId
+        self.appearance = appearance
     }
 
-    init(promotionalOffer: PromotionalOffer, product: StoreProduct) {
+    init(promotionalOffer: PromotionalOffer,
+         product: StoreProduct,
+         appearance: CustomerCenterConfigData.Appearance) {
         let viewModel = PromotionalOfferViewModel(product: product, promotionalOffer: promotionalOffer)
         self._viewModel = StateObject(wrappedValue: viewModel)
         // force unwrap since it is only `nil` for SK1 products before iOS 12.2.
         self.promotionalOfferId = promotionalOffer.discount.offerIdentifier!
+        self.appearance = appearance
     }
 
     var body: some View {
@@ -74,7 +81,7 @@ struct PromotionalOfferView: View {
                             .font(.subheadline)
                     }
                 })
-                .buttonStyle(ManageSubscriptionsButtonStyle())
+                .buttonStyle(ManageSubscriptionsButtonStyle(appearance: self.appearance))
 
                 Button("No thanks") {
                     dismiss()