Jon Staab
63 lines
1.5 KiB
TypeScript
63 lines
1.5 KiB
TypeScript
import {throttle} from "@welshman/lib"
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import {verifyEvent, isEphemeralKind, isDVMKind} from "@welshman/util"
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import {Repository} from "@welshman/relay"
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import {Pool, Tracker, SocketEvent, isRelayEvent} from "@welshman/net"
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import {custom} from "@welshman/store"
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export const repository = Repository.getSingleton()
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export const tracker = new Tracker()
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Pool.getSingleton().subscribe(socket => {
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socket.on(SocketEvent.Receive, message => {
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if (isRelayEvent(message)) {
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const event = message[2]
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if (!isEphemeralKind(event.kind) && !isDVMKind(event.kind) && verifyEvent(event)) {
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tracker.track(event.id, socket.url)
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repository.publish(event)
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}
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}
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})
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})
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// Adapt above objects to stores
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export const makeRepositoryStore = ({throttle: t = 300}: {throttle?: number} = {}) =>
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custom(
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setter => {
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let onUpdate = () => setter(repository)
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if (t) {
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onUpdate = throttle(t, onUpdate)
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}
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onUpdate()
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repository.on("update", onUpdate)
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return () => repository.off("update", onUpdate)
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},
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{
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set: (other: Repository) => repository.load(other.dump()),
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},
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)
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export const makeTrackerStore = ({throttle: t = 300}: {throttle?: number} = {}) =>
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custom(
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setter => {
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let onUpdate = () => setter(tracker)
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if (t) {
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onUpdate = throttle(t, onUpdate)
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}
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onUpdate()
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tracker.on("update", onUpdate)
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return () => tracker.off("update", onUpdate)
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},
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{
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set: (other: Tracker) => tracker.load(other.relaysById),
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},
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)
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