Feat/sandbox setup

.swiftlint.yml

@@ -19,6 +19,7 @@ opt_in_rules: # some rules are only opt-in
 excluded: # paths to ignore during linting. Takes precedence over `included`.
   - Carthage
   - DerivedData
+  - build
   - Pods
   - DerivedData
   - Core/CoreTests

Authorization/Authorization.xcodeproj/project.pbxproj

@@ -45,6 +45,7 @@
 		DE843D6BB1B9DDA398494890 /* Pods_App_Authorization.framework in Frameworks */ = {isa = PBXBuildFile; fileRef = 47BCFB7C19382EECF15131B6 /* Pods_App_Authorization.framework */; };
 		E03261642AE64676002CA7EB /* StartupViewModel.swift in Sources */ = {isa = PBXBuildFile; fileRef = E03261632AE64676002CA7EB /* StartupViewModel.swift */; };
 		E03261662AE64AF4002CA7EB /* StartupView.swift in Sources */ = {isa = PBXBuildFile; fileRef = E03261652AE64AF4002CA7EB /* StartupView.swift */; };
+		E03261682AE64AF4002CA7EB /* SandboxSplashView.swift in Sources */ = {isa = PBXBuildFile; fileRef = E03261672AE64AF4002CA7EB /* SandboxSplashView.swift */; };
 /* End PBXBuildFile section */
 
 /* Begin PBXContainerItemProxy section */
@@ -119,6 +120,7 @@
 		CEB25A002CC13A36007FC792 /* SocialAuthResponse.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = SocialAuthResponse.swift; sourceTree = "<group>"; };
 		E03261632AE64676002CA7EB /* StartupViewModel.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = StartupViewModel.swift; sourceTree = "<group>"; };
 		E03261652AE64AF4002CA7EB /* StartupView.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = StartupView.swift; sourceTree = "<group>"; };
+		E03261672AE64AF4002CA7EB /* SandboxSplashView.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = SandboxSplashView.swift; sourceTree = "<group>"; };
 		E78971D8E6ED2116BBF9FD66 /* Pods-App-Authorization.release.xcconfig */ = {isa = PBXFileReference; includeInIndex = 1; lastKnownFileType = text.xcconfig; name = "Pods-App-Authorization.release.xcconfig"; path = "Target Support Files/Pods-App-Authorization/Pods-App-Authorization.release.xcconfig"; sourceTree = "<group>"; };
 		F52826C68AEA1CF4769389EA /* Pods-App-Authorization.releasestage.xcconfig */ = {isa = PBXFileReference; includeInIndex = 1; lastKnownFileType = text.xcconfig; name = "Pods-App-Authorization.releasestage.xcconfig"; path = "Target Support Files/Pods-App-Authorization/Pods-App-Authorization.releasestage.xcconfig"; sourceTree = "<group>"; };
 		F5802BBA113276950ABCD9B3 /* Pods-App-Authorization.releaseprod.xcconfig */ = {isa = PBXFileReference; includeInIndex = 1; lastKnownFileType = text.xcconfig; name = "Pods-App-Authorization.releaseprod.xcconfig"; path = "Target Support Files/Pods-App-Authorization/Pods-App-Authorization.releaseprod.xcconfig"; sourceTree = "<group>"; };
@@ -364,6 +366,7 @@
 			children = (
 				E03261632AE64676002CA7EB /* StartupViewModel.swift */,
 				E03261652AE64AF4002CA7EB /* StartupView.swift */,
+				E03261672AE64AF4002CA7EB /* SandboxSplashView.swift */,
 			);
 			path = Startup;
 			sourceTree = "<group>";
@@ -580,6 +583,7 @@
 				02F3BFE5292533720051930C /* AuthorizationRouter.swift in Sources */,
 				99C1654F2C0C4F5900DC384D /* SSOWebView.swift in Sources */,
 				E03261662AE64AF4002CA7EB /* StartupView.swift in Sources */,
+				E03261682AE64AF4002CA7EB /* SandboxSplashView.swift in Sources */,
 				071009C728D1DA4F00344290 /* SignInViewModel.swift in Sources */,
 				BA8B3A322AD5487300D25EF5 /* SocialAuthView.swift in Sources */,
 				99C1654D2C0C4F2F00DC384D /* SSOHelper.swift in Sources */,

Authorization/Authorization/Presentation/Login/SignInView.swift

@@ -53,7 +53,7 @@ public struct SignInView: View {
                 ThemeAssets.appLogo.swiftUIImage
                     .resizable()
                     .aspectRatio(contentMode: .fit)
-                    .frame(maxWidth: 189, maxHeight: 89)
+                    .frame(maxWidth: 263, maxHeight: 76)
                     .padding(.top, isHorizontal ? 20 : 40)
                     .padding(.bottom, isHorizontal ? 10 : 40)
                     .accessibilityIdentifier("logo_image")

Authorization/Authorization/Presentation/Startup/SandboxSplashView.swift

@@ -0,0 +1,100 @@
+//
+//  SandboxSplashView.swift
+//  Authorization
+//
+
+import SwiftUI
+import Core
+import Theme
+
+public struct SandboxSplashView: View {
+
+    @Environment(\.isHorizontal) private var isHorizontal
+
+    private let router: AuthorizationRouter
+
+    public init(router: AuthorizationRouter) {
+        self.router = router
+    }
+
+    public var body: some View {
+        ZStack(alignment: .top) {
+            VStack {
+                ThemeAssets.headerBackground.swiftUIImage
+                    .resizable()
+                    .edgesIgnoringSafeArea(.top)
+                    .accessibilityIdentifier("sandbox_splash_bg_image")
+            }
+            .frame(maxWidth: .infinity, maxHeight: 200)
+
+            VStack(alignment: .center) {
+                ThemeAssets.appLogo.swiftUIImage
+                    .resizable()
+                    .aspectRatio(contentMode: .fit)
+                    .frame(maxWidth: 263, maxHeight: 76)
+                    .padding(.top, isHorizontal ? 20 : 40)
+                    .padding(.bottom, isHorizontal ? 10 : 40)
+                    .accessibilityIdentifier("sandbox_splash_logo")
+
+                GeometryReader { proxy in
+                    ScrollView {
+                        VStack(alignment: .center, spacing: 16) {
+                            Text("Welcome to the Open edX\u{00AE} Mobile App")
+                                .font(Theme.Fonts.displaySmall)
+                                .foregroundColor(Theme.Colors.textPrimary)
+                                .multilineTextAlignment(.center)
+                                .padding(.top, 8)
+                                .accessibilityIdentifier("sandbox_splash_title")
+
+                            Text(
+                                "This app was built for you to explore the Open edX\u{00AE} Mobile App. "
+                                + "Courses are for demonstration purposes only."
+                            )
+                            .font(Theme.Fonts.titleSmall)
+                            .foregroundColor(Theme.Colors.textPrimary)
+                            .multilineTextAlignment(.center)
+                            .accessibilityIdentifier("sandbox_splash_subtitle")
+
+                            StyledButton(
+                                "Start Exploring",
+                                action: {
+                                    router.showLoginScreen(sourceScreen: .default)
+                                },
+                                iconImage: CoreAssets.arrowRight16.swiftUIImage,
+                                iconPosition: .right
+                            )
+                            .frame(maxWidth: .infinity)
+                            .padding(.top, 24)
+                            .accessibilityIdentifier("sandbox_splash_start_button")
+
+                            Spacer()
+                        }
+                        .padding(.horizontal, 24)
+                        .padding(.top, 50)
+                        .frameLimit(width: proxy.size.width)
+                    }
+                    .roundedBackground(Theme.Colors.loginBackground)
+                }
+            }
+        }
+        .navigationBarHidden(true)
+        .ignoresSafeArea(.all, edges: .horizontal)
+        .background(Theme.Colors.background.ignoresSafeArea(.all))
+    }
+}
+
+#if DEBUG
+struct SandboxSplashView_Previews: PreviewProvider {
+    static var previews: some View {
+        SandboxSplashView(router: AuthorizationRouterMock())
+            .preferredColorScheme(.light)
+            .previewDisplayName("SandboxSplashView Light")
+            .loadFonts()
+
+        SandboxSplashView(router: AuthorizationRouterMock())
+            .preferredColorScheme(.dark)
+            .previewDisplayName("SandboxSplashView Dark")
+            .loadFonts()
+    }
+}
+#endif

Core/Core/Configuration/Connectivity.swift

@@ -28,14 +28,17 @@ public class Connectivity: ConnectivityProtocol {
     private let verificationURL: URL
     private let verificationTimeout: TimeInterval
     private let cacheValidity: TimeInterval = 30
+    private let offlineDebounce: TimeInterval = 1.5
 
     private var lastVerificationDate: TimeInterval?
     private var lastVerificationResult: Bool = true
+    private var offlineTask: Task<Void, Never>?
 
     public let internetReachableSubject = CurrentValueSubject<InternetState?, Never>(nil)
 
     private(set) var _isInternetAvailable: Bool = true {
         didSet {
+            guard oldValue != _isInternetAvailable else { return }
             Task { @MainActor in
                 internetReachableSubject.send(_isInternetAvailable ? .reachable : .notReachable)
             }
@@ -71,9 +74,10 @@ public class Connectivity: ConnectivityProtocol {
             Task { @MainActor in
                 switch status {
                 case .reachable:
+                    self.cancelOfflineDebounce()
                     await self.performVerification()
                 case .notReachable, .unknown:
-                    self.updateAvailability(false, at: 0)
+                    self.scheduleOffline()
                 }
             }
         }
@@ -83,6 +87,20 @@ public class Connectivity: ConnectivityProtocol {
         networkManager?.stopListening()
     }
 
+    private func scheduleOffline() {
+        offlineTask?.cancel()
+        offlineTask = Task { @MainActor in
+            try? await Task.sleep(nanoseconds: UInt64(offlineDebounce * 1_000_000_000))
+            guard !Task.isCancelled else { return }
+            updateAvailability(false, at: 0)
+        }
+    }
+
+    private func cancelOfflineDebounce() {
+        offlineTask?.cancel()
+        offlineTask = nil
+    }
+
     private func performVerification() async {
         let now = Date().timeIntervalSince1970
         let live = await verifyInternet()

Core/Core/View/Base/OfflineSnackBarView.swift

@@ -69,17 +69,21 @@ public struct OfflineSnackBarView: View {
                     dismiss = false
                 }
             case .reachable:
-                break
+                withAnimation {
+                    dismiss = true
+                }
             case .none:
                 break
             }
         })
     }
 }
 
+#if DEBUG
 struct OfflineSnackBarView_Previews: PreviewProvider {
     static var previews: some View {
         let configMock = ConfigMock()
         OfflineSnackBarView(connectivity: Connectivity(config: configMock), reloadAction: {})
     }
 }
+#endif

Core/Core/View/Base/WebBrowser.swift

@@ -79,9 +79,11 @@ public struct WebBrowser: View {
     }
 }
 
+#if DEBUG
 struct WebBrowser_Previews: PreviewProvider {
     static var previews: some View {
         let configMock = ConfigMock()
         WebBrowser(url: "", pageTitle: "", connectivity: Connectivity(config: configMock))
     }
 }
+#endif

Course/Course/Presentation/Unit/Subviews/WebView.swift

@@ -23,7 +23,7 @@ struct WebView: View {
                 url: url,
                 dataUrl: localUrl,
                 viewModel: Container.shared.resolve(WebUnitViewModel.self)!,
-                connectivity: Connectivity(config: ConfigMock()),
+                connectivity: Connectivity(config: Container.shared.resolve(ConfigProtocol.self)!),
                 injections: injections,
                 blockID: blockID
             )