Files
lume/src/components/eventCollector.tsx
T

112 lines
3.2 KiB
TypeScript

'use client';
import { NetworkStatusIndicator } from '@components/networkStatusIndicator';
import { RelayContext } from '@components/relaysProvider';
import { hasNewerNoteAtom } from '@stores/note';
import { dateToUnix } from '@utils/getDate';
import { createChannel, createChat, createNote, updateAccount } from '@utils/storage';
import { getParentID, nip02ToArray } from '@utils/transform';
import useLocalStorage from '@rehooks/local-storage';
import { useSetAtom } from 'jotai';
import { useCallback, useContext, useEffect, useRef } from 'react';
export default function EventCollector() {
const [pool, relays]: any = useContext(RelayContext);
const [activeAccount]: any = useLocalStorage('account', {});
const setHasNewerNote = useSetAtom(hasNewerNoteAtom);
const follows = JSON.parse(activeAccount.follows);
const now = useRef(new Date());
const subscribe = useCallback(async () => {
pool.subscribe(
[
{
kinds: [1, 6],
authors: follows,
since: dateToUnix(now.current),
},
{
kinds: [0, 3],
authors: [activeAccount.pubkey],
},
{
kinds: [4],
'#p': [activeAccount.pubkey],
since: dateToUnix(now.current),
},
{
kinds: [40],
since: dateToUnix(now.current),
},
],
relays,
(event: { kind: number; tags: string[]; id: string; pubkey: string; content: string; created_at: number }) => {
switch (event.kind) {
// metadata
case 0:
updateAccount('metadata', event.content, event.pubkey);
break;
// short text note
case 1:
const parentID = getParentID(event.tags, event.id);
createNote(
event.id,
activeAccount.id,
event.pubkey,
event.kind,
event.tags,
event.content,
event.created_at,
parentID
);
// notify user reload to get newer note
setHasNewerNote(true);
break;
// contacts
case 3:
const arr = nip02ToArray(event.tags);
// update account's folllows with NIP-02 tag list
updateAccount('follows', arr, event.pubkey);
break;
// chat
case 4:
if (event.pubkey !== activeAccount.pubkey) {
createChat(activeAccount.id, event.pubkey, event.created_at);
}
break;
// repost
case 6:
createNote(
event.id,
activeAccount.id,
event.pubkey,
event.kind,
event.tags,
event.content,
event.created_at,
''
);
break;
// channel
case 40:
createChannel(event.id, event.content, event.created_at);
break;
default:
break;
}
}
);
}, [activeAccount.follows, activeAccount.pubkey, activeAccount.id, pool, relays, setHasNewerNote]);
useEffect(() => {
subscribe();
}, [setHasNewerNote, subscribe]);
return <NetworkStatusIndicator />;
}