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fix: avoid updating cache if event is old

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This commit is contained in:
Shusui MOYATANI
2023-10-02 01:05:34 +09:00
parent 326acacfc8
commit ab171c0016
6 changed files with 174 additions and 19 deletions
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15
src/nostr/useBatchedEvents.ts
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@@ -1,7 +1,8 @@
import { type Event as NostrEvent, type Filter, Kind } from 'nostr-tools';
import { type Event as NostrEvent, type Filter, Kind, utils } from 'nostr-tools';
import useConfig from '@/core/useConfig';
import { genericEvent } from '@/nostr/event';
import { pickLatestEvent } from '@/nostr/event/comparator';
import usePool from '@/nostr/usePool';
import useStats from '@/nostr/useStats';
import ObservableTask from '@/utils/batch/ObservableTask';
@@ -29,19 +30,9 @@ type TaskArg =
| RepostsTask
| ParameterizedReplaceableEventTask;
export const pickLatestEvent = (events: NostrEvent[]): NostrEvent | null => {
if (events.length === 0) return null;
return events.reduce((a, b) => {
const diff = a.created_at - b.created_at;
if (diff > 0) return a;
if (diff < 0) return b;
return a.id < b.id ? a : b;
});
};
export class BatchedEventsTask extends ObservableTask<TaskArg, NostrEvent[]> {
addEvent(event: NostrEvent) {
this.updateWith((current) => [...(current ?? []), event]);
this.updateWith((current) => utils.insertEventIntoDescendingList(current ?? [], event));
}
firstEventPromise(): Promise<NostrEvent> {