35380 virtual viewport on report screen

src/components/EmojiPicker/EmojiPickerMenu/useEmojiPickerMenu.js

@@ -24,7 +24,8 @@ const useEmojiPickerMenu = () => {
     const [preferredSkinTone] = usePreferredEmojiSkinTone();
     const {windowHeight} = useWindowDimensions();
     const StyleUtils = useStyleUtils();
-    const listStyle = StyleUtils.getEmojiPickerListHeight(isListFiltered, windowHeight);
+    // calculate the height of the emoji picker based popoverInnerContainer style has maxHeight is 95%
+    const listStyle = StyleUtils.getEmojiPickerListHeight(isListFiltered, windowHeight * 0.95);
 
     useEffect(() => {
         setFilteredEmojis(allEmojis);

src/hooks/useViewportOffsetTop/index.native.ts

@@ -0,0 +1,7 @@
+/**
+ * Native doesn't support DOM so default value is 0
+ */
+
+export default function useViewportOffsetTop(): number {
+    return 0;
+}

src/hooks/useViewportOffsetTop/index.ts

@@ -0,0 +1,51 @@
+import {useEffect, useRef, useState} from 'react';
+import addViewportResizeListener from '@libs/VisualViewport';
+
+/**
+ * A hook that returns the offset of the top edge of the visual viewport
+ */
+export default function useViewportOffsetTop(shouldAdjustScrollView = false): number {
+    const [viewportOffsetTop, setViewportOffsetTop] = useState(0);
+    const initialHeight = useRef(window.visualViewport?.height ?? window.innerHeight).current;
+    const cachedDefaultOffsetTop = useRef<number>(0);
+    useEffect(() => {
+        const updateOffsetTop = (event?: Event) => {
+            let targetOffsetTop = window.visualViewport?.offsetTop ?? 0;
+            if (event?.target instanceof VisualViewport) {
+                targetOffsetTop = event.target.offsetTop;
+            }
+
+            if (shouldAdjustScrollView && window.visualViewport) {
+                const adjustScrollY = Math.round(initialHeight - window.visualViewport.height);
+                if (cachedDefaultOffsetTop.current === 0) {
+                    cachedDefaultOffsetTop.current = targetOffsetTop;
+                }
+
+                if (adjustScrollY > targetOffsetTop) {
+                    setViewportOffsetTop(adjustScrollY);
+                } else if (targetOffsetTop !== 0 && adjustScrollY === targetOffsetTop) {
+                    setViewportOffsetTop(cachedDefaultOffsetTop.current);
+                } else {
+                    setViewportOffsetTop(targetOffsetTop);
+                }
+            } else {
+                setViewportOffsetTop(targetOffsetTop);
+            }
+        };
+        updateOffsetTop();
+        const removeViewportResizeListener = addViewportResizeListener(updateOffsetTop);
+
+        return () => {
+            removeViewportResizeListener();
+        };
+    }, [initialHeight, shouldAdjustScrollView]);
+
+    useEffect(() => {
+        if (!shouldAdjustScrollView) {
+            return;
+        }
+        window.scrollTo({top: viewportOffsetTop});
+    }, [shouldAdjustScrollView, viewportOffsetTop]);
+
+    return viewportOffsetTop;
+}

src/pages/home/ReportScreen.tsx

@@ -21,14 +21,14 @@ import ScreenWrapper from '@components/ScreenWrapper';
 import TaskHeaderActionButton from '@components/TaskHeaderActionButton';
 import withCurrentReportID from '@components/withCurrentReportID';
 import type {CurrentReportIDContextValue} from '@components/withCurrentReportID';
-import withViewportOffsetTop from '@components/withViewportOffsetTop';
-import type {ViewportOffsetTopProps} from '@components/withViewportOffsetTop';
 import useAppFocusEvent from '@hooks/useAppFocusEvent';
 import useLocalize from '@hooks/useLocalize';
 import usePrevious from '@hooks/usePrevious';
 import useThemeStyles from '@hooks/useThemeStyles';
+import useViewportOffsetTop from '@hooks/useViewportOffsetTop';
 import useWindowDimensions from '@hooks/useWindowDimensions';
 import Timing from '@libs/actions/Timing';
+import * as Browser from '@libs/Browser';
 import Navigation from '@libs/Navigation/Navigation';
 import clearReportNotifications from '@libs/Notification/clearReportNotifications';
 import reportWithoutHasDraftSelector from '@libs/OnyxSelectors/reportWithoutHasDraftSelector';
@@ -55,6 +55,9 @@ import {ActionListContext, ReactionListContext} from './ReportScreenContext';
 import type {ActionListContextType, ReactionListRef, ScrollPosition} from './ReportScreenContext';
 
 type ReportScreenOnyxProps = {
+    /** Get modal status */
+    modal: OnyxEntry<OnyxTypes.Modal>;
+
     /** Tells us if the sidebar has rendered */
     isSidebarLoaded: OnyxEntry<boolean>;
 
@@ -93,7 +96,7 @@ type OnyxHOCProps = {
 
 type ReportScreenNavigationProps = StackScreenProps<CentralPaneNavigatorParamList, typeof SCREENS.REPORT>;
 
-type ReportScreenProps = OnyxHOCProps & ViewportOffsetTopProps & CurrentReportIDContextValue & ReportScreenOnyxProps & ReportScreenNavigationProps;
+type ReportScreenProps = OnyxHOCProps & CurrentReportIDContextValue & ReportScreenOnyxProps & ReportScreenNavigationProps;
 
 /** Get the currently viewed report ID as number */
 function getReportID(route: ReportScreenNavigationProps['route']): string {
@@ -131,7 +134,7 @@ function ReportScreen({
     markReadyForHydration,
     policies = {},
     isSidebarLoaded = false,
-    viewportOffsetTop,
+    modal,
     isComposerFullSize = false,
     userLeavingStatus = false,
     currentReportID = '',
@@ -259,6 +262,8 @@ function ReportScreen({
         Timing.start(CONST.TIMING.CHAT_RENDER);
         Performance.markStart(CONST.TIMING.CHAT_RENDER);
     }
+    const [isComposerFocus, setIsComposerFocus] = useState(false);
+    const viewportOffsetTop = useViewportOffsetTop(Browser.isMobileSafari() && isComposerFocus && !modal?.willAlertModalBecomeVisible);
 
     const {reportPendingAction, reportErrors} = ReportUtils.getReportOfflinePendingActionAndErrors(report);
     const screenWrapperStyle: ViewStyle[] = [styles.appContent, styles.flex1, {marginTop: viewportOffsetTop}];
@@ -644,6 +649,8 @@ function ReportScreen({
 
                                 {isCurrentReportLoadedFromOnyx ? (
                                     <ReportFooter
+                                        onComposerFocus={() => setIsComposerFocus(true)}
+                                        onComposerBlur={() => setIsComposerFocus(false)}
                                         report={report}
                                         pendingAction={reportPendingAction}
                                         isComposerFullSize={!!isComposerFullSize}
@@ -663,81 +670,82 @@ function ReportScreen({
 
 ReportScreen.displayName = 'ReportScreen';
 
-export default withViewportOffsetTop(
-    withCurrentReportID(
-        withOnyx<ReportScreenProps, ReportScreenOnyxProps>(
-            {
-                isSidebarLoaded: {
-                    key: ONYXKEYS.IS_SIDEBAR_LOADED,
-                },
-                sortedAllReportActions: {
-                    key: ({route}) => `${ONYXKEYS.COLLECTION.REPORT_ACTIONS}${getReportID(route)}`,
-                    canEvict: false,
-                    selector: (allReportActions: OnyxEntry<OnyxTypes.ReportActions>) => ReportActionsUtils.getSortedReportActionsForDisplay(allReportActions, true),
-                },
-                report: {
-                    key: ({route}) => `${ONYXKEYS.COLLECTION.REPORT}${getReportID(route)}`,
-                    allowStaleData: true,
-                    selector: reportWithoutHasDraftSelector,
-                },
-                reportMetadata: {
-                    key: ({route}) => `${ONYXKEYS.COLLECTION.REPORT_METADATA}${getReportID(route)}`,
-                    initialValue: {
-                        isLoadingInitialReportActions: true,
-                        isLoadingOlderReportActions: false,
-                        isLoadingNewerReportActions: false,
-                    },
-                },
-                isComposerFullSize: {
-                    key: ({route}) => `${ONYXKEYS.COLLECTION.REPORT_IS_COMPOSER_FULL_SIZE}${getReportID(route)}`,
-                    initialValue: false,
-                },
-                betas: {
-                    key: ONYXKEYS.BETAS,
-                },
-                policies: {
-                    key: ONYXKEYS.COLLECTION.POLICY,
-                    allowStaleData: true,
-                },
-                accountManagerReportID: {
-                    key: ONYXKEYS.ACCOUNT_MANAGER_REPORT_ID,
-                    initialValue: null,
-                },
-                userLeavingStatus: {
-                    key: ({route}) => `${ONYXKEYS.COLLECTION.REPORT_USER_IS_LEAVING_ROOM}${getReportID(route)}`,
-                    initialValue: false,
+export default withCurrentReportID(
+    withOnyx<ReportScreenProps, ReportScreenOnyxProps>(
+        {
+            modal: {
+                key: ONYXKEYS.MODAL,
+            },
+            isSidebarLoaded: {
+                key: ONYXKEYS.IS_SIDEBAR_LOADED,
+            },
+            sortedAllReportActions: {
+                key: ({route}) => `${ONYXKEYS.COLLECTION.REPORT_ACTIONS}${getReportID(route)}`,
+                canEvict: false,
+                selector: (allReportActions: OnyxEntry<OnyxTypes.ReportActions>) => ReportActionsUtils.getSortedReportActionsForDisplay(allReportActions, true),
+            },
+            report: {
+                key: ({route}) => `${ONYXKEYS.COLLECTION.REPORT}${getReportID(route)}`,
+                allowStaleData: true,
+                selector: reportWithoutHasDraftSelector,
+            },
+            reportMetadata: {
+                key: ({route}) => `${ONYXKEYS.COLLECTION.REPORT_METADATA}${getReportID(route)}`,
+                initialValue: {
+                    isLoadingInitialReportActions: true,
+                    isLoadingOlderReportActions: false,
+                    isLoadingNewerReportActions: false,
                 },
-                parentReportAction: {
-                    key: ({report}) => `${ONYXKEYS.COLLECTION.REPORT_ACTIONS}${report ? report.parentReportID : 0}`,
-                    selector: (parentReportActions: OnyxEntry<OnyxTypes.ReportActions>, props: WithOnyxInstanceState<ReportScreenOnyxProps>): OnyxEntry<OnyxTypes.ReportAction> => {
-                        const parentReportActionID = props?.report?.parentReportActionID;
-                        if (!parentReportActionID) {
-                            return null;
-                        }
-                        return parentReportActions?.[parentReportActionID] ?? null;
-                    },
-                    canEvict: false,
+            },
+            isComposerFullSize: {
+                key: ({route}) => `${ONYXKEYS.COLLECTION.REPORT_IS_COMPOSER_FULL_SIZE}${getReportID(route)}`,
+                initialValue: false,
+            },
+            betas: {
+                key: ONYXKEYS.BETAS,
+            },
+            policies: {
+                key: ONYXKEYS.COLLECTION.POLICY,
+                allowStaleData: true,
+            },
+            accountManagerReportID: {
+                key: ONYXKEYS.ACCOUNT_MANAGER_REPORT_ID,
+                initialValue: null,
+            },
+            userLeavingStatus: {
+                key: ({route}) => `${ONYXKEYS.COLLECTION.REPORT_USER_IS_LEAVING_ROOM}${getReportID(route)}`,
+                initialValue: false,
+            },
+            parentReportAction: {
+                key: ({report}) => `${ONYXKEYS.COLLECTION.REPORT_ACTIONS}${report ? report.parentReportID : 0}`,
+                selector: (parentReportActions: OnyxEntry<OnyxTypes.ReportActions>, props: WithOnyxInstanceState<ReportScreenOnyxProps>): OnyxEntry<OnyxTypes.ReportAction> => {
+                    const parentReportActionID = props?.report?.parentReportActionID;
+                    if (!parentReportActionID) {
+                        return null;
+                    }
+                    return parentReportActions?.[parentReportActionID] ?? null;
                 },
+                canEvict: false,
             },
-            true,
-        )(
-            memo(
-                ReportScreen,
-                (prevProps, nextProps) =>
-                    prevProps.isSidebarLoaded === nextProps.isSidebarLoaded &&
-                    lodashIsEqual(prevProps.sortedAllReportActions, nextProps.sortedAllReportActions) &&
-                    lodashIsEqual(prevProps.reportMetadata, nextProps.reportMetadata) &&
-                    prevProps.isComposerFullSize === nextProps.isComposerFullSize &&
-                    lodashIsEqual(prevProps.betas, nextProps.betas) &&
-                    lodashIsEqual(prevProps.policies, nextProps.policies) &&
-                    prevProps.accountManagerReportID === nextProps.accountManagerReportID &&
-                    prevProps.userLeavingStatus === nextProps.userLeavingStatus &&
-                    prevProps.currentReportID === nextProps.currentReportID &&
-                    prevProps.viewportOffsetTop === nextProps.viewportOffsetTop &&
-                    lodashIsEqual(prevProps.parentReportAction, nextProps.parentReportAction) &&
-                    lodashIsEqual(prevProps.route, nextProps.route) &&
-                    lodashIsEqual(prevProps.report, nextProps.report),
-            ),
+        },
+        true,
+    )(
+        memo(
+            ReportScreen,
+            (prevProps, nextProps) =>
+                prevProps.isSidebarLoaded === nextProps.isSidebarLoaded &&
+                lodashIsEqual(prevProps.sortedAllReportActions, nextProps.sortedAllReportActions) &&
+                lodashIsEqual(prevProps.reportMetadata, nextProps.reportMetadata) &&
+                prevProps.isComposerFullSize === nextProps.isComposerFullSize &&
+                lodashIsEqual(prevProps.betas, nextProps.betas) &&
+                lodashIsEqual(prevProps.policies, nextProps.policies) &&
+                prevProps.accountManagerReportID === nextProps.accountManagerReportID &&
+                prevProps.userLeavingStatus === nextProps.userLeavingStatus &&
+                prevProps.currentReportID === nextProps.currentReportID &&
+                lodashIsEqual(prevProps.modal, nextProps.modal) &&
+                lodashIsEqual(prevProps.parentReportAction, nextProps.parentReportAction) &&
+                lodashIsEqual(prevProps.route, nextProps.route) &&
+                lodashIsEqual(prevProps.report, nextProps.report),
         ),
     ),
 );

src/pages/home/report/ReportActionCompose/ReportActionCompose.tsx

@@ -85,6 +85,12 @@ type ReportActionComposeProps = ReportActionComposeOnyxProps &
 
         /** Whether the report is ready for display */
         isReportReadyForDisplay?: boolean;
+
+        /** A method to call when the input is focus */
+        onComposerFocus?: () => void;
+
+        /** A method to call when the input is blur */
+        onComposerBlur?: () => void;
     };
 
 // We want consistent auto focus behavior on input between native and mWeb so we have some auto focus management code that will
@@ -107,6 +113,8 @@ function ReportActionCompose({
     isReportReadyForDisplay = true,
     isEmptyChat,
     lastReportAction,
+    onComposerFocus,
+    onComposerBlur,
 }: ReportActionComposeProps) {
     const styles = useThemeStyles();
     const {translate} = useLocalize();
@@ -293,20 +301,25 @@ function ReportActionCompose({
         isKeyboardVisibleWhenShowingModalRef.current = true;
     }, []);
 
-    const onBlur = useCallback((event: NativeSyntheticEvent<TextInputFocusEventData>) => {
-        const webEvent = event as unknown as FocusEvent;
-        setIsFocused(false);
-        if (suggestionsRef.current) {
-            suggestionsRef.current.resetSuggestions();
-        }
-        if (webEvent.relatedTarget && webEvent.relatedTarget === actionButtonRef.current) {
-            isKeyboardVisibleWhenShowingModalRef.current = true;
-        }
-    }, []);
+    const onBlur = useCallback(
+        (event: NativeSyntheticEvent<TextInputFocusEventData>) => {
+            const webEvent = event as unknown as FocusEvent;
+            setIsFocused(false);
+            onComposerBlur?.();
+            if (suggestionsRef.current) {
+                suggestionsRef.current.resetSuggestions();
+            }
+            if (webEvent.relatedTarget && webEvent.relatedTarget === actionButtonRef.current) {
+                isKeyboardVisibleWhenShowingModalRef.current = true;
+            }
+        },
+        [onComposerBlur],
+    );
 
     const onFocus = useCallback(() => {
         setIsFocused(true);
-    }, []);
+        onComposerFocus?.();
+    }, [onComposerFocus]);
 
     // resets the composer to normal size when
     // the send button is pressed.

src/pages/home/report/ReportFooter.tsx

@@ -51,6 +51,12 @@ type ReportFooterProps = ReportFooterOnyxProps & {
 
     /** Whether the composer is in full size */
     isComposerFullSize?: boolean;
+
+    /** A method to call when the input is focus */
+    onComposerFocus: () => void;
+
+    /** A method to call when the input is blur */
+    onComposerBlur: () => void;
 };
 
 function ReportFooter({
@@ -63,6 +69,8 @@ function ReportFooter({
     isReportReadyForDisplay = true,
     listHeight = 0,
     isComposerFullSize = false,
+    onComposerBlur,
+    onComposerFocus,
 }: ReportFooterProps) {
     const styles = useThemeStyles();
     const {isOffline} = useNetwork();
@@ -137,6 +145,8 @@ function ReportFooter({
                         <ReportActionCompose
                             // @ts-expect-error TODO: Remove this once ReportActionCompose (https://github.com/Expensify/App/issues/31984) is migrated to TypeScript.
                             onSubmit={onSubmitComment}
+                            onComposerFocus={onComposerFocus}
+                            onComposerBlur={onComposerBlur}
                             reportID={report.reportID}
                             report={report}
                             isEmptyChat={isEmptyChat}