55 lines
1.5 KiB
TypeScript
55 lines
1.5 KiB
TypeScript
import type { Event } from 'nostr-tools'
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import { nostrService } from './nostr'
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import { SimplePool } from 'nostr-tools'
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import { createSubscription } from '@/types/nostr-tools-extended'
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import type { Article } from '@/types/nostr'
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import { parseArticleFromEvent } from './nostrEventParsing'
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import { buildTagFilter } from './nostrTagSystem'
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import { getPrimaryRelaySync } from './config'
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function createSeriesSubscription(pool: SimplePool, seriesId: string, limit: number) {
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const filters = [
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{
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...buildTagFilter({
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type: 'publication',
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seriesId,
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}),
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limit,
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},
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]
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const relayUrl = getPrimaryRelaySync()
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return createSubscription(pool, [relayUrl], filters)
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}
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export function getArticlesBySeries(seriesId: string, timeoutMs: number = 5000, limit: number = 100): Promise<Article[]> {
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const pool = nostrService.getPool()
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if (!pool) {
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throw new Error('Pool not initialized')
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}
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const sub = createSeriesSubscription(pool, seriesId, limit)
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return new Promise<Article[]>((resolve) => {
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const results: Article[] = []
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let finished = false
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const done = () => {
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if (finished) {
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return
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}
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finished = true
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sub.unsub()
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resolve(results)
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}
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sub.on('event', (event: Event) => {
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const parsed = parseArticleFromEvent(event)
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if (parsed) {
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results.push(parsed)
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}
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})
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sub.on('eose', () => done())
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setTimeout(() => done(), timeoutMs).unref?.()
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})
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}
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