[ECUK in-app 3DS] Enable passkeys for 3DS challenges and show prompt before allowing user to close RHP

src/components/MultifactorAuthentication/config/scenarios/AuthorizeTransaction.tsx

@@ -124,7 +124,7 @@ export {
 
 export default {
     // Allowed methods are hardcoded here; keep in sync with allowedAuthenticationMethods in useNavigateTo3DSAuthorizationChallenge.
-    allowedAuthenticationMethods: [CONST.MULTIFACTOR_AUTHENTICATION.TYPE.BIOMETRICS],
+    allowedAuthenticationMethods: [CONST.MULTIFACTOR_AUTHENTICATION.TYPE.BIOMETRICS, CONST.MULTIFACTOR_AUTHENTICATION.TYPE.PASSKEYS],
     action: authorizeTransaction,
 
     // AuthorizeTransaction's callback navigates to the outcome screen, but if it knows the user is going to see an error outcome, we explicitly deny the transaction to make sure the user can't re-approve it on another device

src/libs/actions/MultifactorAuthentication/index.ts

@@ -335,7 +335,21 @@ async function denyTransaction({transactionID}: DenyTransactionParams) {
 
 /** Attempt to deny the transaction without handling errors or waiting for a response. We use this to clean up after something unexpected happened trying to authorize or deny a challenge */
 async function fireAndForgetDenyTransaction({transactionID}: DenyTransactionParams) {
-    makeRequestWithSideEffects(SIDE_EFFECT_REQUEST_COMMANDS.DENY_TRANSACTION, {transactionID}, {});
+    makeRequestWithSideEffects(
+        SIDE_EFFECT_REQUEST_COMMANDS.DENY_TRANSACTION,
+        {transactionID},
+        {
+            optimisticData: [
+                {
+                    key: ONYXKEYS.LOCALLY_PROCESSED_3DS_TRANSACTION_REVIEWS,
+                    onyxMethod: Onyx.METHOD.MERGE,
+                    value: {
+                        [transactionID]: CONST.MULTIFACTOR_AUTHENTICATION.LOCALLY_PROCESSED_TRANSACTION_ACTION.DENY,
+                    },
+                },
+            ],
+        },
+    );
 }
 
 function markHasAcceptedSoftPrompt() {

src/pages/MultifactorAuthentication/AuthorizeTransactionPage/index.tsx

@@ -1,6 +1,6 @@
 import type {SeverityLevel} from '@sentry/react-native';
 import * as Sentry from '@sentry/react-native';
-import React, {useState} from 'react';
+import React, {useCallback, useRef, useState} from 'react';
 import {View} from 'react-native';
 import FullPageOfflineBlockingView from '@components/BlockingViews/FullPageOfflineBlockingView';
 import HeaderWithBackButton from '@components/HeaderWithBackButton';
@@ -13,6 +13,7 @@ import {
 } from '@components/MultifactorAuthentication/config/scenarios/AuthorizeTransaction';
 import {useMultifactorAuthentication} from '@components/MultifactorAuthentication/Context';
 import ScreenWrapper from '@components/ScreenWrapper';
+import useBeforeRemove from '@hooks/useBeforeRemove';
 import useLocalize from '@hooks/useLocalize';
 import useNetworkWithOfflineStatus from '@hooks/useNetworkWithOfflineStatus';
 import useOnyx from '@hooks/useOnyx';
@@ -57,24 +58,40 @@ function MultifactorAuthenticationScenarioAuthorizeTransactionPage({route}: Mult
     const {executeScenario} = useMultifactorAuthentication();
 
     const [isConfirmModalVisible, setConfirmModalVisibility] = useState(false);
+    const allowNavigatingAwayRef = useRef(false);
 
-    const showConfirmModal = () => {
+    const showConfirmModal = useCallback(() => {
         // FullPageOfflineBlockingView doesn't wrap HeaderWithBackButton, so we handle navigation manually when offline.
         // Offline mode isn't supported in MFA; navigate users away immediately without showing the confirmation modal.
         if (isOffline) {
             addBreadcrumb('Offline back-navigation (no deny sent)', {transactionID}, 'warning');
+            allowNavigatingAwayRef.current = true;
             Navigation.closeRHPFlow();
             return;
         }
         setConfirmModalVisibility(true);
-    };
+    }, [isOffline, transactionID]);
 
     const hideConfirmModal = () => {
         setConfirmModalVisibility(false);
     };
 
+    const onBeforeRemove: Parameters<typeof useBeforeRemove>[0] = useCallback(
+        (e) => {
+            if (allowNavigatingAwayRef.current) {
+                return;
+            }
+            e.preventDefault();
+            showConfirmModal();
+        },
+        [showConfirmModal],
+    );
+
+    useBeforeRemove(onBeforeRemove, !!transaction && !denyOutcomeScreen);
+
     const onApproveTransaction = () => {
         addBreadcrumb('Approve tapped', {transactionID});
+        allowNavigatingAwayRef.current = true;
         executeScenario(CONST.MULTIFACTOR_AUTHENTICATION.SCENARIO.AUTHORIZE_TRANSACTION, {
             transactionID,
         });
@@ -96,6 +113,8 @@ function MultifactorAuthenticationScenarioAuthorizeTransactionPage({route}: Mult
     const onSilentlyDenyTransaction = () => {
         addBreadcrumb('Silent deny (user canceled flow)', {transactionID}, 'warning');
         fireAndForgetDenyTransaction({transactionID});
+        setConfirmModalVisibility(false);
+        allowNavigatingAwayRef.current = true;
         Navigation.closeRHPFlow();
     };