chore: monorepo

packages/@columns/timeline/package.json

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+{
+	"name": "@columns/timeline",
+	"version": "0.0.0",
+	"private": true,
+	"main": "./src/index.ts",
+	"dependencies": {
+		"@lume/ark": "workspace:^",
+		"@lume/icons": "workspace:^",
+		"@lume/utils": "workspace:^",
+		"@nostr-dev-kit/ndk": "^2.3.1",
+		"@tanstack/react-query": "^5.14.2",
+		"react": "^18.2.0",
+		"virtua": "^0.18.0"
+	},
+	"devDependencies": {
+		"@lume/tailwindcss": "workspace:^",
+		"@lume/tsconfig": "workspace:^",
+		"@types/react": "^18.2.45",
+		"tailwind": "^4.0.0",
+		"typescript": "^5.3.3"
+	}
+}

packages/@columns/timeline/src/index.ts

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+export * from "./timeline";

packages/@columns/timeline/src/timeline.tsx

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+import { RepostNote, TextNote, Widget, useArk, useStorage } from "@lume/ark";
+import { ArrowRightCircleIcon, LoaderIcon, TimelineIcon } from "@lume/icons";
+import { FETCH_LIMIT } from "@lume/utils";
+import { NDKEvent, NDKKind } from "@nostr-dev-kit/ndk";
+import { useInfiniteQuery } from "@tanstack/react-query";
+import { useMemo, useRef } from "react";
+import { VList, VListHandle } from "virtua";
+
+export function TimelineColumn() {
+	const ark = useArk();
+	const storage = useStorage();
+	const ref = useRef<VListHandle>();
+
+	const { data, hasNextPage, isLoading, isFetchingNextPage, fetchNextPage } =
+		useInfiniteQuery({
+			queryKey: ["newsfeed"],
+			initialPageParam: 0,
+			queryFn: async ({
+				signal,
+				pageParam,
+			}: {
+				signal: AbortSignal;
+				pageParam: number;
+			}) => {
+				const events = await ark.getInfiniteEvents({
+					filter: {
+						kinds: [NDKKind.Text, NDKKind.Repost],
+						authors: !storage.account.contacts.length
+							? [storage.account.pubkey]
+							: storage.account.contacts,
+					},
+					limit: FETCH_LIMIT,
+					pageParam,
+					signal,
+				});
+
+				return events;
+			},
+			getNextPageParam: (lastPage) => {
+				const lastEvent = lastPage.at(-1);
+				if (!lastEvent) return;
+				return lastEvent.created_at - 1;
+			},
+			refetchOnWindowFocus: false,
+		});
+
+	const allEvents = useMemo(
+		() => (data ? data.pages.flatMap((page) => page) : []),
+		[data],
+	);
+
+	const renderItem = (event: NDKEvent) => {
+		switch (event.kind) {
+			case NDKKind.Text:
+				return <TextNote key={event.id} event={event} />;
+			case NDKKind.Repost:
+				return <RepostNote key={event.id} event={event} />;
+			default:
+				return <TextNote key={event.id} event={event} />;
+		}
+	};
+
+	return (
+		<Widget.Root>
+			<Widget.Header
+				id="9999"
+				queryKey={["newsfeed"]}
+				title="Timeline"
+				icon={<TimelineIcon className="h-5 w-5" />}
+			/>
+			<Widget.Content>
+				<VList ref={ref} overscan={2} className="flex-1">
+					{isLoading ? (
+						<div className="inline-flex h-16 items-center justify-center gap-2 px-3 py-1.5">
+							<LoaderIcon className="size-5" />
+							Loading
+						</div>
+					) : (
+						allEvents.map((item) => renderItem(item))
+					)}
+					<div className="flex h-16 items-center justify-center px-3 py-3">
+						{hasNextPage ? (
+							<button
+								type="button"
+								onClick={() => fetchNextPage()}
+								disabled={!hasNextPage || isFetchingNextPage}
+								className="inline-flex h-10 w-max items-center justify-center gap-2 rounded-full bg-blue-500 px-6 font-medium text-white hover:bg-blue-600 focus:outline-none"
+							>
+								{isFetchingNextPage ? (
+									<LoaderIcon className="h-5 w-5 animate-spin" />
+								) : (
+									<>
+										<ArrowRightCircleIcon className="h-5 w-5" />
+										Load more
+									</>
+								)}
+							</button>
+						) : null}
+					</div>
+				</VList>
+			</Widget.Content>
+		</Widget.Root>
+	);
+}

packages/@columns/timeline/tailwind.config.js

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+import sharedConfig from "@lume/tailwindcss";
+
+const config = {
+	content: ["./src/**/*.{js,ts,jsx,tsx}"],
+	presets: [sharedConfig],
+};
+
+export default config;

packages/@columns/timeline/tsconfig.json

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+{
+	"extends": "@lume/tsconfig/base.json",
+	"compilerOptions": {
+		"outDir": "dist"
+	},
+	"include": ["src"],
+	"exclude": ["node_modules", "dist"]
+}