feat: add global column

2024-01-31 09:12:26 +07:00
parent 02e0309a41
commit ad488ff72d
13 changed files with 333 additions and 2 deletions
--- a/packages/lume-column-global/src/home.tsx
+++ b/packages/lume-column-global/src/home.tsx
@@ -0,0 +1,126 @@
+import { RepostNote, TextNote, useArk } from "@lume/ark";
+import { ArrowRightCircleIcon, LoaderIcon, SearchIcon } from "@lume/icons";
+import { EmptyFeed } from "@lume/ui";
+import { FETCH_LIMIT } from "@lume/utils";
+import { type NDKEvent, NDKKind } from "@nostr-dev-kit/ndk";
+import { useInfiniteQuery } from "@tanstack/react-query";
+import { useEffect, useMemo, useRef } from "react";
+import { Link } from "react-router-dom";
+import { CacheSnapshot, VList, VListHandle } from "virtua";
+
+export function HomeRoute({ colKey }: { colKey: string }) {
+	const ark = useArk();
+	const ref = useRef<VListHandle>();
+	const cacheKey = `${colKey}-vlist`;
+
+	const [offset, cache] = useMemo(() => {
+		const serialized = sessionStorage.getItem(cacheKey);
+		if (!serialized) return [];
+		return JSON.parse(serialized) as [number, CacheSnapshot];
+	}, []);
+
+	const { data, hasNextPage, isLoading, isFetchingNextPage, fetchNextPage } =
+		useInfiniteQuery({
+			queryKey: [colKey],
+			initialPageParam: 0,
+			queryFn: async ({
+				signal,
+				pageParam,
+			}: {
+				signal: AbortSignal;
+				pageParam: number;
+			}) => {
+				if (!ark.account.contacts.length) return [];
+
+				const events = await ark.getInfiniteEvents({
+					filter: {
+						kinds: [NDKKind.Text, NDKKind.Repost],
+					},
+					limit: FETCH_LIMIT,
+					pageParam,
+					signal,
+				});
+
+				return events;
+			},
+			getNextPageParam: (lastPage) => {
+				const lastEvent = lastPage.at(-1);
+				if (!lastEvent) return;
+				return lastEvent.created_at - 1;
+			},
+			select: (data) => data?.pages.flatMap((page) => page),
+			refetchOnWindowFocus: false,
+			refetchOnMount: false,
+		});
+
+	const renderItem = (event: NDKEvent) => {
+		switch (event.kind) {
+			case NDKKind.Text:
+				return <TextNote key={event.id} event={event} className="mt-3" />;
+			case NDKKind.Repost:
+				return <RepostNote key={event.id} event={event} className="mt-3" />;
+			default:
+				return <TextNote key={event.id} event={event} className="mt-3" />;
+		}
+	};
+
+	useEffect(() => {
+		if (!ref.current) return;
+		const handle = ref.current;
+
+		if (offset) {
+			handle.scrollTo(offset);
+		}
+
+		return () => {
+			sessionStorage.setItem(
+				cacheKey,
+				JSON.stringify([handle.scrollOffset, handle.cache]),
+			);
+		};
+	}, []);
+
+	return (
+		<div className="w-full h-full">
+			<VList ref={ref} cache={cache} overscan={2} className="flex-1 px-3">
+				{isLoading ? (
+					<div className="w-full flex h-16 items-center justify-center gap-2 px-3 py-1.5">
+						<LoaderIcon className="size-5 animate-spin" />
+					</div>
+				) : !data.length ? (
+					<div className="px-3 mt-3">
+						<EmptyFeed />
+						<Link
+							to="/suggest"
+							className="mt-3 w-full gap-2 inline-flex items-center justify-center text-sm font-medium rounded-lg h-9 bg-blue-500 hover:bg-blue-600 text-white"
+						>
+							<SearchIcon className="size-5" />
+							Find accounts to follow
+						</Link>
+					</div>
+				) : (
+					data.map((item) => renderItem(item))
+				)}
+				<div className="flex items-center justify-center h-16">
+					{hasNextPage ? (
+						<button
+							type="button"
+							onClick={() => fetchNextPage()}
+							disabled={!hasNextPage || isFetchingNextPage}
+							className="inline-flex items-center justify-center w-full h-12 gap-2 font-medium bg-neutral-100 hover:bg-neutral-200 dark:bg-neutral-900 dark:hover:bg-neutral-800 rounded-xl focus:outline-none"
+						>
+							{isFetchingNextPage ? (
+								<LoaderIcon className="size-5 animate-spin" />
+							) : (
+								<>
+									<ArrowRightCircleIcon className="size-5" />
+									Load more
+								</>
+							)}
+						</button>
+					) : null}
+				</div>
+			</VList>
+		</div>
+	);
+}
--- a/packages/lume-column-global/src/index.tsx
+++ b/packages/lume-column-global/src/index.tsx
@@ -0,0 +1,19 @@
+import { Column } from "@lume/ark";
+import { IColumn } from "@lume/types";
+import { EventRoute, UserRoute } from "@lume/ui";
+import { HomeRoute } from "./home";
+
+export function Global({ column }: { column: IColumn }) {
+	const colKey = `global-${column.id}`;
+
+	return (
+		<Column.Root>
+			<Column.Header id={column.id} queryKey={[colKey]} title="Global" />
+			<Column.Content>
+				<Column.Route path="/" element={<HomeRoute colKey={colKey} />} />
+				<Column.Route path="/events/:id" element={<EventRoute />} />
+				<Column.Route path="/users/:id" element={<UserRoute />} />
+			</Column.Content>
+		</Column.Root>
+	);
+}