52 lines
1.2 KiB
TypeScript
52 lines
1.2 KiB
TypeScript
import { NDKEvent, NDKFilter } from '@nostr-dev-kit/ndk';
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import { useEffect, useRef } from 'react';
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import { useNDK } from '@libs/ndk/provider';
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import { createNote } from '@libs/storage';
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import { useNote } from '@stores/note';
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import { useAccount } from '@utils/hooks/useAccount';
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export function useNewsfeed() {
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const sub = useRef(null);
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const now = useRef(Math.floor(Date.now() / 1000));
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const { ndk } = useNDK();
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const { status, account } = useAccount();
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const toggleHasNewNote = useNote((state) => state.toggleHasNewNote);
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useEffect(() => {
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if (status === 'success' && account) {
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const filter: NDKFilter = {
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kinds: [1, 6],
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authors: account.follows,
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since: now.current,
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};
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sub.current = ndk.subscribe(filter, { closeOnEose: false });
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sub.current.addListener('event', (event: NDKEvent) => {
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// add to db
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createNote(
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event.id,
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event.pubkey,
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event.kind,
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event.tags,
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event.content,
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event.created_at
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);
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// notify user about created note
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toggleHasNewNote(true);
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});
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}
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return () => {
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if (sub.current) {
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sub.current.stop();
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}
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};
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}, [status]);
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}
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