343 lines
9.9 KiB
TypeScript
343 lines
9.9 KiB
TypeScript
import { forwardRef, useCallback, useEffect, useMemo } from "react";
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import type { ReactNode, Ref } from "react";
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import { createPortal } from "react-dom";
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import { Modal, Pressable, ScrollView, Text, TextInput, View } from "react-native";
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import type { TextInputProps } from "react-native";
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import { StyleSheet, useUnistyles } from "react-native-unistyles";
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import { useIsCompactFormFactor } from "@/constants/layout";
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import { getOverlayRoot, OVERLAY_Z } from "../lib/overlay-root";
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import {
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BottomSheetBackdrop,
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BottomSheetScrollView,
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BottomSheetTextInput,
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type BottomSheetBackgroundProps,
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} from "@gorhom/bottom-sheet";
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import { X } from "lucide-react-native";
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import { FileDropZone } from "@/components/file-drop-zone";
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import type { ImageAttachment } from "@/components/message-input";
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import {
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IsolatedBottomSheetModal,
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useIsolatedBottomSheetVisibility,
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} from "@/components/ui/isolated-bottom-sheet-modal";
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import { isNative, isWeb } from "@/constants/platform";
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type EscHandler = () => void;
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const escStack: EscHandler[] = [];
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let escListenerAttached = false;
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const ABSOLUTE_FILL_STYLE = { ...StyleSheet.absoluteFillObject };
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function handleEscKeyDown(event: KeyboardEvent) {
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if (event.key !== "Escape") return;
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const top = escStack[escStack.length - 1];
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if (!top) return;
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event.stopPropagation();
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event.preventDefault();
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top();
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}
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function pushEscHandler(handler: EscHandler): () => void {
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escStack.push(handler);
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if (!escListenerAttached && typeof window !== "undefined") {
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window.addEventListener("keydown", handleEscKeyDown, true);
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escListenerAttached = true;
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}
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return () => {
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const index = escStack.lastIndexOf(handler);
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if (index !== -1) escStack.splice(index, 1);
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if (escStack.length === 0 && escListenerAttached && typeof window !== "undefined") {
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window.removeEventListener("keydown", handleEscKeyDown, true);
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escListenerAttached = false;
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}
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};
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}
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const styles = StyleSheet.create((theme) => ({
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desktopOverlay: {
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...StyleSheet.absoluteFillObject,
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backgroundColor: "rgba(0,0,0,0.55)",
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justifyContent: "center",
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alignItems: "center",
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padding: theme.spacing[6],
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zIndex: OVERLAY_Z.modal,
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pointerEvents: "auto" as const,
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},
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desktopCard: {
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width: "100%",
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maxWidth: 520,
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maxHeight: "85%",
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flexShrink: 1,
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minHeight: 0,
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backgroundColor: theme.colors.surface1,
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borderRadius: theme.borderRadius.xl,
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borderWidth: 1,
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borderColor: theme.colors.surface2,
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},
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header: {
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paddingHorizontal: theme.spacing[6],
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paddingVertical: theme.spacing[4],
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flexDirection: "row",
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alignItems: "flex-start",
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justifyContent: "space-between",
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borderBottomWidth: 1,
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borderBottomColor: theme.colors.surface2,
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gap: theme.spacing[3],
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},
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headerTitleGroup: {
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flex: 1,
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gap: theme.spacing[2],
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minWidth: 0,
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},
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title: {
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flex: 1,
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fontSize: theme.fontSize.lg,
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fontWeight: theme.fontWeight.medium,
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},
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headerActions: {
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flexDirection: "row",
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alignItems: "center",
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gap: theme.spacing[2],
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marginLeft: theme.spacing[3],
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marginRight: theme.spacing[2],
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},
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closeButton: {
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padding: theme.spacing[2],
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borderRadius: theme.borderRadius.lg,
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backgroundColor: theme.colors.surface2,
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},
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desktopScroll: {
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flexShrink: 1,
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minHeight: 0,
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},
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desktopContent: {
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padding: theme.spacing[6],
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gap: theme.spacing[4],
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flexGrow: 1,
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},
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bottomSheetHeader: {
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paddingHorizontal: theme.spacing[6],
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paddingTop: theme.spacing[4],
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paddingBottom: theme.spacing[3],
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flexDirection: "row",
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justifyContent: "space-between",
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alignItems: "flex-start",
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borderBottomWidth: 1,
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borderBottomColor: theme.colors.surface2,
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gap: theme.spacing[3],
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},
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bottomSheetContent: {
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padding: theme.spacing[6],
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gap: theme.spacing[4],
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},
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bottomSheetStaticContent: {
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flex: 1,
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padding: theme.spacing[6],
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gap: theme.spacing[4],
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minHeight: 0,
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},
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desktopStaticContent: {
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flexShrink: 1,
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minHeight: 0,
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padding: theme.spacing[6],
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gap: theme.spacing[4],
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},
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}));
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function SheetBackground({ style }: BottomSheetBackgroundProps) {
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const { theme } = useUnistyles();
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const combinedStyle = useMemo(
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() => [
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style,
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{
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backgroundColor: theme.colors.surface1,
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borderTopLeftRadius: theme.borderRadius.xl,
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borderTopRightRadius: theme.borderRadius.xl,
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},
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],
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[style, theme.colors.surface1, theme.borderRadius.xl],
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);
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return <View style={combinedStyle} />;
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}
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export interface AdaptiveModalSheetProps {
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title: string;
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/** Optional content rendered below the title in the header area. */
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subtitle?: ReactNode;
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visible: boolean;
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onClose: () => void;
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children: ReactNode;
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headerActions?: ReactNode;
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snapPoints?: string[];
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testID?: string;
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/** Override the max width of the desktop card. */
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desktopMaxWidth?: number;
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/** When provided, wraps the card content in a FileDropZone. */
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onFilesDropped?: (files: ImageAttachment[]) => void;
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scrollable?: boolean;
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}
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export function AdaptiveModalSheet({
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title,
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subtitle,
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visible,
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onClose,
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children,
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headerActions,
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snapPoints,
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testID,
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desktopMaxWidth,
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onFilesDropped,
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scrollable = true,
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}: AdaptiveModalSheetProps) {
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const { theme } = useUnistyles();
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const isMobile = useIsCompactFormFactor();
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const titleColor = theme.colors.foreground;
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const resolvedSnapPoints = useMemo(() => snapPoints ?? ["65%", "90%"], [snapPoints]);
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const handleIndicatorStyle = useMemo(
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() => ({ backgroundColor: theme.colors.surface2 }),
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[theme.colors.surface2],
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);
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const { sheetRef, handleSheetChange, handleSheetDismiss } = useIsolatedBottomSheetVisibility({
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visible,
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isEnabled: isMobile,
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onClose,
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});
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const renderBackdrop = useCallback(
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(props: React.ComponentProps<typeof BottomSheetBackdrop>) => (
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<BottomSheetBackdrop {...props} disappearsOnIndex={-1} appearsOnIndex={0} opacity={0.45} />
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),
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[],
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);
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const titleStyle = useMemo(() => [styles.title, { color: titleColor }], [titleColor]);
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const desktopCardStyle = useMemo(
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() => [styles.desktopCard, desktopMaxWidth != null && { maxWidth: desktopMaxWidth }],
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[desktopMaxWidth],
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);
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useEffect(() => {
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if (!isWeb || isMobile || !visible) return;
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return pushEscHandler(onClose);
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}, [visible, isMobile, onClose]);
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if (isMobile) {
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return (
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<IsolatedBottomSheetModal
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ref={sheetRef}
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snapPoints={resolvedSnapPoints}
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index={0}
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enableDynamicSizing={false}
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onChange={handleSheetChange}
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onDismiss={handleSheetDismiss}
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backdropComponent={renderBackdrop}
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enablePanDownToClose
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backgroundComponent={SheetBackground}
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handleIndicatorStyle={handleIndicatorStyle}
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keyboardBehavior="extend"
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keyboardBlurBehavior="restore"
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accessible={false}
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>
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<View style={styles.bottomSheetHeader} testID={testID}>
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<View style={styles.headerTitleGroup}>
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<Text key={titleColor} style={titleStyle} numberOfLines={1}>
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{title}
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</Text>
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{subtitle}
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</View>
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{headerActions ? <View style={styles.headerActions}>{headerActions}</View> : null}
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<Pressable accessibilityLabel="Close" style={styles.closeButton} onPress={onClose}>
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<X size={16} color={theme.colors.foregroundMuted} />
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</Pressable>
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</View>
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{scrollable ? (
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<BottomSheetScrollView
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contentContainerStyle={styles.bottomSheetContent}
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keyboardShouldPersistTaps="handled"
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showsVerticalScrollIndicator={false}
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>
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{children}
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</BottomSheetScrollView>
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) : (
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<View style={styles.bottomSheetStaticContent}>{children}</View>
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)}
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</IsolatedBottomSheetModal>
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);
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}
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const cardInner = (
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<>
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<View style={styles.header}>
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<View style={styles.headerTitleGroup}>
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<Text key={titleColor} style={titleStyle} numberOfLines={1}>
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{title}
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</Text>
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{subtitle}
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</View>
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{headerActions ? <View style={styles.headerActions}>{headerActions}</View> : null}
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<Pressable accessibilityLabel="Close" style={styles.closeButton} onPress={onClose}>
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<X size={16} color={theme.colors.foregroundMuted} />
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</Pressable>
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</View>
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{scrollable ? (
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<ScrollView
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style={styles.desktopScroll}
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contentContainerStyle={styles.desktopContent}
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keyboardShouldPersistTaps="handled"
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showsVerticalScrollIndicator={false}
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>
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{children}
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</ScrollView>
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) : (
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<View style={styles.desktopStaticContent}>{children}</View>
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)}
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</>
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);
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const desktopContent = (
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<View style={styles.desktopOverlay} testID={testID}>
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<Pressable accessibilityLabel="Dismiss" style={ABSOLUTE_FILL_STYLE} onPress={onClose} />
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<View style={desktopCardStyle}>
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{onFilesDropped ? (
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<FileDropZone onFilesDropped={onFilesDropped}>{cardInner}</FileDropZone>
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) : (
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cardInner
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)}
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</View>
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</View>
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);
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// On web, use portal to overlay root for consistent stacking with toasts
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if (isWeb && typeof document !== "undefined") {
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if (!visible) return null;
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return createPortal(desktopContent, getOverlayRoot());
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}
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return (
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<Modal
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transparent
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animationType="fade"
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visible={visible}
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onRequestClose={onClose}
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hardwareAccelerated
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>
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{desktopContent}
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</Modal>
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);
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}
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/**
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* TextInput that automatically uses BottomSheetTextInput on mobile
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* for proper keyboard dodging in AdaptiveModalSheet.
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*/
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export const AdaptiveTextInput = forwardRef<TextInput, TextInputProps>(
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function AdaptiveTextInput(props, ref) {
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const isMobile = useIsCompactFormFactor();
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if (isMobile && isNative) {
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return <BottomSheetTextInput ref={ref as unknown as Ref<never>} {...props} />;
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}
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return <TextInput ref={ref} {...props} />;
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},
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);
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