Jon Staab
59 lines
1.4 KiB
TypeScript
59 lines
1.4 KiB
TypeScript
import {throttle} from "@welshman/lib"
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import {Repository, LocalRelay} from "@welshman/relay"
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import {custom} from "@welshman/store"
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import {Tracker} from "@welshman/net"
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export const repository = Repository.get()
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export const relay = new LocalRelay(repository)
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export const tracker = new Tracker()
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// Adapt 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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onUpdate: (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("add", onUpdate)
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tracker.on("remove", onUpdate)
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tracker.on("load", onUpdate)
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tracker.on("clear", onUpdate)
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return () => {
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tracker.off("add", onUpdate)
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tracker.off("remove", onUpdate)
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tracker.off("load", onUpdate)
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tracker.off("clear", onUpdate)
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}
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},
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{
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onUpdate: (other: Tracker) => tracker.load(other.relaysById),
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},
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)
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