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queries: pull from memorelay when applicable, optimize

This commit is contained in:
Alex Gleason 2023-12-28 00:15:51 -06:00
parent f75cd21159
commit 96e6bd18b4
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GPG Key ID: 7211D1F99744FBB7
1 changed files with 20 additions and 7 deletions
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27
src/queries.ts
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@ -1,6 +1,6 @@
import * as eventsDB from '@/db/events.ts';
import { type Event, findReplyTag } from '@/deps.ts';
import { AuthorMicrofilter, type DittoFilter, type Relation } from '@/filter.ts';
import { type AuthorMicrofilter, type DittoFilter, type IdMicrofilter, type Relation } from '@/filter.ts';
import * as mixer from '@/mixer.ts';
import { reqmeister } from '@/reqmeister.ts';
import { memorelay } from '@/db/memorelay.ts';
@ -20,12 +20,25 @@ const getEvent = async <K extends number = number>(
opts: GetEventOpts<K> = {},
): Promise<Event<K> | undefined> => {
const { kind, relations, signal = AbortSignal.timeout(1000) } = opts;
const microfilter: IdMicrofilter = { ids: [id] };
let event: Event<K> | undefined;
[event] = await memorelay.getFilters([microfilter], opts);
if (event && !relations) return event;
const filter: DittoFilter<K> = { ids: [id], relations, limit: 1 };
if (kind) {
filter.kinds = [kind];
}
const [event] = await mixer.getFilters([filter], { limit: 1, signal });
return event;
event = await mixer.getFilters([filter], { limit: 1, signal })
.then((events) => events[0] || event);
if (event) return event;
return await reqmeister.req(microfilter).catch(() => event) as Event<K> | undefined;
};
/** Get a Nostr `set_medatadata` event for a user's pubkey. */
@ -37,16 +50,16 @@ const getAuthor = async (pubkey: string, opts: GetEventOpts<0> = {}): Promise<Ev
[event] = await memorelay.getFilters([microfilter], opts);
if (event) return event;
if (event && !relations) return event;
[event] = await eventsDB.getFilters(
event = await eventsDB.getFilters(
[{ authors: [pubkey], relations, kinds: [0], limit: 1 }],
{ limit: 1, signal },
);
).then((events) => events[0] || event);
if (event) return event;
return reqmeister.req({ kinds: [0], authors: [pubkey] }).catch(() => undefined);
return reqmeister.req(microfilter).catch(() => event);
};
/** Get users the given pubkey follows. */