Implement account deletion

ios/CHANGELOG.md

@@ -24,6 +24,7 @@ Line wrap the file at 100 chars.                                              Th
 ## [Unreleased]
 ### Added
 - Allow redeeming vouchers in account view.
+- Allow deleting account in account view.
 
 ## [2023.3 - 2023-07-15]
 ### Added

ios/MullvadREST/RESTAccountsProxy.swift

@@ -82,6 +82,48 @@ extension REST {
                 completionHandler: completion
             )
         }
+
+        public func deleteAccount(
+            accountNumber: String,
+            retryStrategy: RetryStrategy,
+            completion: @escaping CompletionHandler<Void>
+        ) -> Cancellable {
+            let requestHandler = AnyRequestHandler(createURLRequest: { endpoint, authorization in
+                var requestBuilder = try self.requestFactory.createRequestBuilder(
+                    endpoint: endpoint,
+                    method: .delete,
+                    pathTemplate: "accounts/me"
+                )
+                requestBuilder.setAuthorization(authorization)
+                requestBuilder.addValue(accountNumber, forHTTPHeaderField: "Mullvad-Account-Number")
+
+                return requestBuilder.getRequest()
+            }, authorizationProvider: createAuthorizationProvider(accountNumber: accountNumber))
+
+            let responseHandler = AnyResponseHandler { response, data -> ResponseHandlerResult<Void> in
+                let statusCode = HTTPStatus(rawValue: response.statusCode)
+
+                switch statusCode {
+                case let statusCode where statusCode.isSuccess:
+                    return .success(())
+                default:
+                    return .unhandledResponse(
+                        try? self.responseDecoder.decode(
+                            ServerErrorResponse.self,
+                            from: data
+                        )
+                    )
+                }
+            }
+
+            return addOperation(
+                name: "delete-my-account",
+                retryStrategy: retryStrategy,
+                requestHandler: requestHandler,
+                responseHandler: responseHandler,
+                completionHandler: completion
+            )
+        }
     }
 
     public struct NewAccountData: Decodable {

ios/MullvadREST/RESTRequestFactory.swift

@@ -119,6 +119,13 @@ extension REST {
             )
         }
 
+        mutating func addValue(_ value: String, forHTTPHeaderField: String) {
+            restRequest.urlRequest.addValue(
+                value,
+                forHTTPHeaderField: forHTTPHeaderField
+            )
+        }
+
         func getRequest() -> REST.Request {
             restRequest
         }

ios/MullvadVPN.xcodeproj/project.pbxproj

@@ -438,12 +438,18 @@
 		F07C0A072A52DA64009825CA /* SetupAccountCompletedCoordinator.swift in Sources */ = {isa = PBXBuildFile; fileRef = F07C0A062A52DA64009825CA /* SetupAccountCompletedCoordinator.swift */; };
 		F07CFF2029F2720E008C0343 /* RegisteredDeviceInAppNotificationProvider.swift in Sources */ = {isa = PBXBuildFile; fileRef = F07CFF1F29F2720E008C0343 /* RegisteredDeviceInAppNotificationProvider.swift */; };
 		F0C2AEFD2A0BB5CC00986207 /* NotificationProviderIdentifier.swift in Sources */ = {isa = PBXBuildFile; fileRef = F0C2AEFC2A0BB5CC00986207 /* NotificationProviderIdentifier.swift */; };
+		F0C6FA812A66E23300F521F0 /* DeleteAccountOperation.swift in Sources */ = {isa = PBXBuildFile; fileRef = F0C6FA802A66E23300F521F0 /* DeleteAccountOperation.swift */; };
 		F0E3618B2A4ADD2F00AEEF2B /* WelcomeContentView.swift in Sources */ = {isa = PBXBuildFile; fileRef = F0E3618A2A4ADD2F00AEEF2B /* WelcomeContentView.swift */; };
 		F0E8CC032A4C753B007ED3B4 /* WelcomeViewController.swift in Sources */ = {isa = PBXBuildFile; fileRef = F0E8CC022A4C753B007ED3B4 /* WelcomeViewController.swift */; };
 		F0E8CC052A4CC88F007ED3B4 /* WelcomeCoordinator.swift in Sources */ = {isa = PBXBuildFile; fileRef = F0E8CC042A4CC88F007ED3B4 /* WelcomeCoordinator.swift */; };
 		F0E8CC0A2A4EE127007ED3B4 /* SetupAccountCompletedContentView.swift in Sources */ = {isa = PBXBuildFile; fileRef = F0E8CC092A4EE127007ED3B4 /* SetupAccountCompletedContentView.swift */; };
 		F0E8CC0C2A4EE672007ED3B4 /* SetupAccountCompletedViewController.swift in Sources */ = {isa = PBXBuildFile; fileRef = F0E8CC0B2A4EE672007ED3B4 /* SetupAccountCompletedViewController.swift */; };
 		F0E8E4BB2A56C9F100ED26A3 /* WelcomeInteractor.swift in Sources */ = {isa = PBXBuildFile; fileRef = F0E8E4BA2A56C9F100ED26A3 /* WelcomeInteractor.swift */; };
+		F0E8E4C12A602CCB00ED26A3 /* AccountDeletionContentView.swift in Sources */ = {isa = PBXBuildFile; fileRef = F0E8E4C02A602CCB00ED26A3 /* AccountDeletionContentView.swift */; };
+		F0E8E4C32A602E0D00ED26A3 /* AccountDeletionViewModel.swift in Sources */ = {isa = PBXBuildFile; fileRef = F0E8E4C22A602E0D00ED26A3 /* AccountDeletionViewModel.swift */; };
+		F0E8E4C52A60499100ED26A3 /* AccountDeletionViewController.swift in Sources */ = {isa = PBXBuildFile; fileRef = F0E8E4C42A60499100ED26A3 /* AccountDeletionViewController.swift */; };
+		F0E8E4C72A604CBE00ED26A3 /* AccountDeletionCoordinator.swift in Sources */ = {isa = PBXBuildFile; fileRef = F0E8E4C62A604CBE00ED26A3 /* AccountDeletionCoordinator.swift */; };
+		F0E8E4C92A604E7400ED26A3 /* AccountDeletionInteractor.swift in Sources */ = {isa = PBXBuildFile; fileRef = F0E8E4C82A604E7400ED26A3 /* AccountDeletionInteractor.swift */; };
 /* End PBXBuildFile section */
 
 /* Begin PBXContainerItemProxy section */
@@ -1213,12 +1219,18 @@
 		F07C0A062A52DA64009825CA /* SetupAccountCompletedCoordinator.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = SetupAccountCompletedCoordinator.swift; sourceTree = "<group>"; };
 		F07CFF1F29F2720E008C0343 /* RegisteredDeviceInAppNotificationProvider.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = RegisteredDeviceInAppNotificationProvider.swift; sourceTree = "<group>"; };
 		F0C2AEFC2A0BB5CC00986207 /* NotificationProviderIdentifier.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = NotificationProviderIdentifier.swift; sourceTree = "<group>"; };
+		F0C6FA802A66E23300F521F0 /* DeleteAccountOperation.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = DeleteAccountOperation.swift; sourceTree = "<group>"; };
 		F0E3618A2A4ADD2F00AEEF2B /* WelcomeContentView.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = WelcomeContentView.swift; sourceTree = "<group>"; };
 		F0E8CC022A4C753B007ED3B4 /* WelcomeViewController.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = WelcomeViewController.swift; sourceTree = "<group>"; };
 		F0E8CC042A4CC88F007ED3B4 /* WelcomeCoordinator.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = WelcomeCoordinator.swift; sourceTree = "<group>"; };
 		F0E8CC092A4EE127007ED3B4 /* SetupAccountCompletedContentView.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = SetupAccountCompletedContentView.swift; sourceTree = "<group>"; };
 		F0E8CC0B2A4EE672007ED3B4 /* SetupAccountCompletedViewController.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = SetupAccountCompletedViewController.swift; sourceTree = "<group>"; };
 		F0E8E4BA2A56C9F100ED26A3 /* WelcomeInteractor.swift */ = {isa = PBXFileReference; fileEncoding = 4; lastKnownFileType = sourcecode.swift; path = WelcomeInteractor.swift; sourceTree = "<group>"; };
+		F0E8E4C02A602CCB00ED26A3 /* AccountDeletionContentView.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = AccountDeletionContentView.swift; sourceTree = "<group>"; };
+		F0E8E4C22A602E0D00ED26A3 /* AccountDeletionViewModel.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = AccountDeletionViewModel.swift; sourceTree = "<group>"; };
+		F0E8E4C42A60499100ED26A3 /* AccountDeletionViewController.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = AccountDeletionViewController.swift; sourceTree = "<group>"; };
+		F0E8E4C62A604CBE00ED26A3 /* AccountDeletionCoordinator.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = AccountDeletionCoordinator.swift; sourceTree = "<group>"; };
+		F0E8E4C82A604E7400ED26A3 /* AccountDeletionInteractor.swift */ = {isa = PBXFileReference; lastKnownFileType = sourcecode.swift; path = AccountDeletionInteractor.swift; sourceTree = "<group>"; };
 /* End PBXFileReference section */
 
 /* Begin PBXFrameworksBuildPhase section */
@@ -1501,6 +1513,7 @@
 		5823FA5726CE4A4100283BF8 /* TunnelManager */ = {
 			isa = PBXGroup;
 			children = (
+				F0C6FA802A66E23300F521F0 /* DeleteAccountOperation.swift */,
 				588527B1276B3F0700BAA373 /* LoadTunnelConfigurationOperation.swift */,
 				58F2E147276A307400A79513 /* MapConnectionStatusOperation.swift */,
 				F07BF2612A26279100042943 /* RedeemVoucherOperation.swift */,
@@ -1547,9 +1560,10 @@
 		583FE01629C196E8006E85F9 /* View controllers */ = {
 			isa = PBXGroup;
 			children = (
-				F0E8E4B92A55593300ED26A3 /* CreationAccount */,
 				583FE02029C1A0B1006E85F9 /* Account */,
+				F0E8E4BF2A602C7D00ED26A3 /* AccountDeletion */,
 				5878F4FA29CDA2D4003D4BE2 /* ChangeLog */,
+				F0E8E4B92A55593300ED26A3 /* CreationAccount */,
 				583FE01D29C197C1006E85F9 /* DeviceList */,
 				583FE02529C1AD0E006E85F9 /* Launch */,
 				583FE02129C1A0F4006E85F9 /* Login */,
@@ -1931,18 +1945,19 @@
 			isa = PBXGroup;
 			children = (
 				7AF0419D29E957EB00D492DD /* AccountCoordinator.swift */,
+				F0E8E4C62A604CBE00ED26A3 /* AccountDeletionCoordinator.swift */,
 				F07C0A042A52D4C3009825CA /* AccountRedeemingVoucherCoordinator.swift */,
 				58BBB39629717E0C00C8DB7C /* ApplicationCoordinator.swift */,
 				5893C6FB29C311E9009090D1 /* ApplicationRouter.swift */,
 				5878F50129CDB989003D4BE2 /* ChangeLogCoordinator.swift */,
-				F07C0A062A52DA64009825CA /* SetupAccountCompletedCoordinator.swift */,
 				58CAF9F92983E0C600BE19F7 /* LoginCoordinator.swift */,
 				583FE00D29C0D586006E85F9 /* OutOfTimeCoordinator.swift */,
 				5847D58C29B7740F008C3808 /* RevokedCoordinator.swift */,
 				586891CC29D452E4002A8278 /* SafariCoordinator.swift */,
 				587C92FD2986E28100FB9664 /* SelectLocationCoordinator.swift */,
 				58C3F4FA296C3AD500D72515 /* SettingsCoordinator.swift */,
 				F041CD552A38B0B7001B703B /* SettingsRedeemVoucherCoordinator.swift */,
+				F07C0A062A52DA64009825CA /* SetupAccountCompletedCoordinator.swift */,
 				587C92FF2986E2B600FB9664 /* TermsOfServiceCoordinator.swift */,
 				58F185A9298A3E3E00075977 /* TunnelCoordinator.swift */,
 				F0E8CC042A4CC88F007ED3B4 /* WelcomeCoordinator.swift */,
@@ -2344,6 +2359,17 @@
 			path = CreationAccount;
 			sourceTree = "<group>";
 		};
+		F0E8E4BF2A602C7D00ED26A3 /* AccountDeletion */ = {
+			isa = PBXGroup;
+			children = (
+				F0E8E4C02A602CCB00ED26A3 /* AccountDeletionContentView.swift */,
+				F0E8E4C82A604E7400ED26A3 /* AccountDeletionInteractor.swift */,
+				F0E8E4C42A60499100ED26A3 /* AccountDeletionViewController.swift */,
+				F0E8E4C22A602E0D00ED26A3 /* AccountDeletionViewModel.swift */,
+			);
+			path = AccountDeletion;
+			sourceTree = "<group>";
+		};
 /* End PBXGroup section */
 
 /* Begin PBXHeadersBuildPhase section */
@@ -3199,6 +3225,7 @@
 				5846227126E229F20035F7C2 /* StoreSubscription.swift in Sources */,
 				58421030282D8A3C00F24E46 /* UpdateAccountDataOperation.swift in Sources */,
 				F0E8CC052A4CC88F007ED3B4 /* WelcomeCoordinator.swift in Sources */,
+				F0E8E4C92A604E7400ED26A3 /* AccountDeletionInteractor.swift in Sources */,
 				58FF2C03281BDE02009EF542 /* SettingsManager.swift in Sources */,
 				5803B4B02940A47300C23744 /* TunnelConfiguration.swift in Sources */,
 				587EB672271451E300123C75 /* PreferencesViewModel.swift in Sources */,
@@ -3247,6 +3274,7 @@
 				58F2E14C276A61C000A79513 /* RotateKeyOperation.swift in Sources */,
 				5871FB96254ADE4E0051A0A4 /* ConsolidatedApplicationLog.swift in Sources */,
 				068CE57029278F5300A068BB /* MigrationFromV1ToV2.swift in Sources */,
+				F0E8E4C52A60499100ED26A3 /* AccountDeletionViewController.swift in Sources */,
 				F028A54B2A3370FA00C0CAA3 /* RedeemVoucherContentView.swift in Sources */,
 				58FEEB58260B662E00A621A8 /* AutomaticKeyboardResponder.swift in Sources */,
 				5846227326E22A160035F7C2 /* StorePaymentObserver.swift in Sources */,
@@ -3303,6 +3331,8 @@
 				582BB1AF229566420055B6EF /* SettingsCell.swift in Sources */,
 				58F3C0A4249CB069003E76BE /* HeaderBarView.swift in Sources */,
 				5864AF0829C78849005B0CD9 /* CellFactoryProtocol.swift in Sources */,
+				F0C6FA812A66E23300F521F0 /* DeleteAccountOperation.swift in Sources */,
+				F0E8E4C72A604CBE00ED26A3 /* AccountDeletionCoordinator.swift in Sources */,
 				F07CFF2029F2720E008C0343 /* RegisteredDeviceInAppNotificationProvider.swift in Sources */,
 				587A01FC23F1F0BE00B68763 /* SimulatorTunnelProviderHost.swift in Sources */,
 				58CAF9F82983D36800BE19F7 /* Coordinator.swift in Sources */,
@@ -3344,10 +3374,12 @@
 				586891CD29D452E4002A8278 /* SafariCoordinator.swift in Sources */,
 				58ACF64F26567A7100ACE4B7 /* CustomSwitchContainer.swift in Sources */,
 				58EE2E3A272FF814003BFF93 /* SettingsDataSource.swift in Sources */,
+				F0E8E4C12A602CCB00ED26A3 /* AccountDeletionContentView.swift in Sources */,
 				58B26E1E2943514300D5980C /* InAppNotificationDescriptor.swift in Sources */,
 				58421032282E42B000F24E46 /* UpdateDeviceDataOperation.swift in Sources */,
 				06410E04292D0F7100AFC18C /* SettingsParser.swift in Sources */,
 				5878A27D2909657C0096FC88 /* RevokedDeviceInteractor.swift in Sources */,
+				F0E8E4C32A602E0D00ED26A3 /* AccountDeletionViewModel.swift in Sources */,
 				58677710290975E9006F721F /* SettingsInteractorFactory.swift in Sources */,
 				58B26E282943527300D5980C /* SystemNotificationProvider.swift in Sources */,
 				58CCA01222424D11004F3011 /* SettingsViewController.swift in Sources */,

ios/MullvadVPN/Classes/AutomaticKeyboardResponder.swift

@@ -13,7 +13,6 @@ class AutomaticKeyboardResponder {
     weak var targetView: UIView?
     private let handler: (UIView, CGFloat) -> Void
 
-    private var showsKeyboard = false
     private var lastKeyboardRect: CGRect?
 
     private let logger = Logger(label: "AutomaticKeyboardResponder")
@@ -28,58 +27,74 @@ class AutomaticKeyboardResponder {
         NotificationCenter.default.addObserver(
             self,
             selector: #selector(keyboardWillChangeFrame(_:)),
-            name: UIWindow.keyboardWillChangeFrameNotification,
+            name: UIResponder.keyboardWillChangeFrameNotification,
             object: nil
         )
         NotificationCenter.default.addObserver(
             self,
             selector: #selector(keyboardWillShow(_:)),
-            name: UIWindow.keyboardWillShowNotification,
+            name: UIResponder.keyboardWillShowNotification,
             object: nil
         )
         NotificationCenter.default.addObserver(
             self,
-            selector: #selector(keyboardDidHide(_:)),
-            name: UIWindow.keyboardDidHideNotification,
+            selector: #selector(keyboardWillHide(_:)),
+            name: UIResponder.keyboardWillHideNotification,
             object: nil
         )
     }
 
     func updateContentInsets() {
         guard let keyboardRect = lastKeyboardRect else { return }
-
-        adjustContentInsets(keyboardRect: keyboardRect)
+        adjustContentInsets(convertedKeyboardFrameEnd: keyboardRect)
     }
 
     // MARK: - Keyboard notifications
 
     @objc private func keyboardWillShow(_ notification: Notification) {
-        showsKeyboard = true
-
         addPresentationControllerObserver()
-        handleKeyboardNotification(notification)
     }
 
-    @objc private func keyboardDidHide(_ notification: Notification) {
-        showsKeyboard = false
+    @objc private func keyboardWillHide(_ notification: Notification) {
         presentationFrameObserver = nil
     }
 
     @objc private func keyboardWillChangeFrame(_ notification: Notification) {
-        guard showsKeyboard else { return }
-
         handleKeyboardNotification(notification)
     }
 
     // MARK: - Private
 
     private func handleKeyboardNotification(_ notification: Notification) {
-        guard let keyboardFrameValue = notification
-            .userInfo?[UIWindow.keyboardFrameEndUserInfoKey] as? NSValue else { return }
+        guard let userInfo = notification.userInfo,
+              let targetView else { return }
+        // In iOS 16.1 and later, the keyboard notification object is the screen the keyboard appears on.
+        if #available(iOS 16.1, *) {
+            guard let screen = notification.object as? UIScreen,
+                  // Get the keyboard’s frame at the end of its animation.
+                  let keyboardFrameEnd = userInfo[UIResponder.keyboardFrameEndUserInfoKey] as? CGRect else { return }
+
+            // Use that screen to get the coordinate space to convert from.
+            let fromCoordinateSpace = screen.coordinateSpace
+
+            // Get your view's coordinate space.
+            let toCoordinateSpace: UICoordinateSpace = targetView
+
+            // Convert the keyboard's frame from the screen's coordinate space to your view's coordinate space.
+            let convertedKeyboardFrameEnd = fromCoordinateSpace.convert(keyboardFrameEnd, to: toCoordinateSpace)
 
-        lastKeyboardRect = keyboardFrameValue.cgRectValue
+            lastKeyboardRect = convertedKeyboardFrameEnd
 
-        adjustContentInsets(keyboardRect: keyboardFrameValue.cgRectValue)
+            adjustContentInsets(convertedKeyboardFrameEnd: convertedKeyboardFrameEnd)
+        } else {
+            guard let keyboardValue = notification.userInfo?[UIResponder.keyboardFrameEndUserInfoKey] as? NSValue
+            else { return }
+            let keyboardFrameEnd = keyboardValue.cgRectValue
+            let convertedKeyboardFrameEnd = targetView.convert(keyboardFrameEnd, from: targetView.window)
+            lastKeyboardRect = convertedKeyboardFrameEnd
+
+            adjustContentInsets(convertedKeyboardFrameEnd: convertedKeyboardFrameEnd)
+        }
     }
 
     private func addPresentationControllerObserver() {
@@ -100,7 +115,7 @@ class AutomaticKeyboardResponder {
                 guard let self,
                       let keyboardFrameValue = lastKeyboardRect else { return }
 
-                adjustContentInsets(keyboardRect: keyboardFrameValue)
+                adjustContentInsets(convertedKeyboardFrameEnd: keyboardFrameValue)
             }
         )
     }
@@ -112,7 +127,6 @@ class AutomaticKeyboardResponder {
             responder = responder?.next
             return responder
         }
-
         return iterator.first { $0 is UIViewController } as? UIViewController
     }
 
@@ -152,16 +166,24 @@ class AutomaticKeyboardResponder {
         return presentationStyle == .formSheet
     }
 
-    private func adjustContentInsets(keyboardRect: CGRect) {
-        guard let targetView, let superview = targetView.superview else { return }
+    private func adjustContentInsets(convertedKeyboardFrameEnd: CGRect) {
+        guard let targetView else { return }
+
+        // Get the safe area insets when the keyboard is offscreen.
+        var bottomOffset = targetView.safeAreaInsets.bottom
 
-        // Compute the target view frame within screen coordinates
-        let screenRect = superview.convert(targetView.frame, to: nil)
+        // Get the intersection between the keyboard's frame and the view's bounds to work with the
+        // part of the keyboard that overlaps your view.
+        let viewIntersection = targetView.bounds.intersection(convertedKeyboardFrameEnd)
 
-        // Find the intersection between the keyboard and the view
-        let intersection = keyboardRect.intersection(screenRect)
+        // Check whether the keyboard intersects your view before adjusting your offset.
+        if !viewIntersection.isEmpty {
+            // Adjust the offset by the difference between the view's height and the height of the
+            // intersection rectangle.
+            bottomOffset = targetView.bounds.maxY - viewIntersection.minY
+        }
 
-        handler(targetView, intersection.height)
+        handler(targetView, bottomOffset)
     }
 }