40 lines
1.0 KiB
TypeScript
40 lines
1.0 KiB
TypeScript
import { R } from "@/reffuse"
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import { createFileRoute } from "@tanstack/react-router"
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import { Console, DateTime, Effect, Ref, Schedule, Stream, SubscriptionRef } from "effect"
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const timeEverySecond = Stream.repeatEffectWithSchedule(
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DateTime.now,
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Schedule.intersect(Schedule.forever, Schedule.spaced("1 second")),
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)
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export const Route = createFileRoute("/time")({
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component: Time
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})
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function Time() {
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const timeRef = R.useMemo(() => DateTime.now.pipe(Effect.flatMap(SubscriptionRef.make)), [])
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R.useFork(() => Effect.addFinalizer(() => Console.log("Cleanup")).pipe(
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Effect.andThen(Stream.runForEach(timeEverySecond, v => Ref.set(timeRef, v)))
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), [timeRef])
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const [time] = R.useRefState(timeRef)
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return (
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<div className="container mx-auto">
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<p className="text-center">
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{DateTime.format(time, {
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hour: "numeric",
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minute: "numeric",
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second: "numeric",
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})}
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</p>
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</div>
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)
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}
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