forked from coracle/flotilla
Jon Staab
50 lines
1.9 KiB
TypeScript
50 lines
1.9 KiB
TypeScript
import {
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deriveArray,
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deriveDeduplicated,
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deriveEventsAsc,
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deriveEventsById,
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deriveEventsByIdForUrl,
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deriveEventsDesc,
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getEventsByIdForUrl,
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makeDeriveEvent,
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} from "@welshman/store"
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import {deriveRelay, repository, tracker} from "@welshman/app"
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import {sortEventsDesc} from "@welshman/util"
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import type {Filter} from "@welshman/util"
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import {load} from "@welshman/net"
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import {first} from "@welshman/lib"
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import {derived} from "svelte/store"
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export const deriveEvent = makeDeriveEvent({
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repository,
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includeDeleted: true,
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onDerive: (filters: Filter[], relays: string[]) => load({filters, relays}),
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})
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export const deriveEvents = (filters: Filter[] = [{}]) =>
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deriveEventsDesc(deriveEventsById({repository, filters}))
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export const getEventsForUrl = (url: string, filters: Filter[] = [{}]) =>
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getEventsByIdForUrl({url, tracker, repository, filters}).values()
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export const deriveEventsForUrl = (url: string, filters: Filter[] = [{}]) =>
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deriveArray(deriveEventsByIdForUrl({url, tracker, repository, filters}))
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export const deriveEventsForUrlAsc = (url: string, filters: Filter[] = [{}]) =>
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deriveEventsAsc(deriveEventsByIdForUrl({url, tracker, repository, filters}))
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export const deriveEventsForUrlDesc = (url: string, filters: Filter[] = [{}]) =>
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deriveEventsDesc(deriveEventsByIdForUrl({url, tracker, repository, filters}))
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export const deriveLatestEventForUrl = (url: string, filters: Filter[] = [{}]) =>
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deriveDeduplicated(deriveEventsByIdForUrl({url, tracker, repository, filters}), $eventsById =>
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first(sortEventsDesc($eventsById.values())),
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)
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export const deriveRelaySignedEvents = (url: string, filters: Filter[] = [{}]) =>
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derived(
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[deriveRelay(url), deriveEventsForUrl(url, filters)],
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([relay, events]) => events,
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// TODO: khatru doesn't support relay.self, uncomment when it's ready
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// filter(spec({pubkey: relay.self}), events)
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)
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