Files
lume/src/pages/newsfeed/circle.tsx
2023-03-22 09:22:34 +07:00

62 lines
1.8 KiB
TypeScript

import BaseLayout from '@layouts/base';
import WithSidebarLayout from '@layouts/withSidebar';
import { Note } from '@components/note';
import { initialNotesAtom } from '@stores/note';
import { useVirtualizer } from '@tanstack/react-virtual';
import { useAtom } from 'jotai';
import { JSXElementConstructor, ReactElement, ReactFragment, ReactPortal, useMemo, useRef } from 'react';
export default function Page() {
const [data]: any = useAtom(initialNotesAtom);
const parentRef = useRef(null);
const count = useMemo(() => data.length, [data]);
const virtualizer = useVirtualizer({
count,
getScrollElement: () => parentRef.current,
getItemKey: (index: number) => data[index].id,
estimateSize: () => 500,
overscan: 5,
});
const items = virtualizer.getVirtualItems();
return (
<div className="h-full w-full">
{items.length > 0 && (
<div ref={parentRef} className="scrollbar-hide h-full w-full overflow-y-auto" style={{ contain: 'strict' }}>
<div className={`relative w-full h-${virtualizer.getTotalSize()}px`}>
<div className="absolute top-0 left-0 w-full" style={{ transform: `translateY(${items[0].start}px)` }}>
{items.map((virtualRow) => (
<div key={virtualRow.key} data-index={virtualRow.index} ref={virtualizer.measureElement}>
<Note event={data[virtualRow.index]} />
</div>
))}
</div>
</div>
</div>
)}
</div>
);
}
Page.getLayout = function getLayout(
page:
| string
| number
| boolean
| ReactElement<unknown, string | JSXElementConstructor<unknown>>
| ReactFragment
| ReactPortal
) {
return (
<BaseLayout>
<WithSidebarLayout>{page}</WithSidebarLayout>
</BaseLayout>
);
};