Files
cinny-mobile/overlay/src/app/components/mobile/MobileSwipeToReplyLayer.tsx

68 lines
2.0 KiB
TypeScript

import React, { ReactNode, useLayoutEffect, useRef, useState } from 'react';
import { Room } from 'matrix-js-sdk';
import { Editor } from 'slate';
import { useSetAtom } from 'jotai';
import { Icon, Icons } from '../icons';
import { useCompactNav } from '../../hooks/useCompactNav';
import { roomIdToReplyDraftAtomFamily } from '../../state/room/roomInputDrafts';
import { mobileSwipeReplyBridgeRef } from './mobileSwipeReplyBridge';
import * as css from './mobile-gestures.css';
type MobileSwipeToReplyLayerProps = {
room: Room;
editor: Editor;
children: ReactNode;
};
export function MobileSwipeToReplyLayer({ room, editor, children }: MobileSwipeToReplyLayerProps) {
const compact = useCompactNav();
const setReplyDraft = useSetAtom(roomIdToReplyDraftAtomFamily(room.roomId));
const layerRef = useRef<HTMLDivElement>(null);
const [indicatorTop, setIndicatorTop] = useState<number | null>(null);
const [indicatorActive, setIndicatorActive] = useState(false);
useLayoutEffect(() => {
if (!compact) return;
mobileSwipeReplyBridgeRef.current = {
room,
editor,
setReplyDraft,
layerEl: layerRef.current,
setIndicator: (top, active) => {
setIndicatorTop(top);
setIndicatorActive(active);
},
};
return () => {
if (mobileSwipeReplyBridgeRef.current?.room.roomId === room.roomId) {
mobileSwipeReplyBridgeRef.current = null;
}
setIndicatorTop(null);
setIndicatorActive(false);
};
}, [compact, editor, room, setReplyDraft]);
if (!compact) {
return <>{children}</>;
}
return (
<div ref={layerRef} className={css.SwipeToReplyLayer}>
{children}
{indicatorTop !== null && (
<div
className={`${css.SwipeToReplyIndicator} ${
indicatorActive ? css.SwipeToReplyIndicatorActive : ''
}`}
style={{ top: indicatorTop }}
aria-hidden
>
<Icon src={Icons.ReplyArrow} size="200" />
</div>
)}
</div>
);
}