33 lines
1.1 KiB
TypeScript
33 lines
1.1 KiB
TypeScript
import type * as AsyncData from "@typed/async-data"
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import { type Cause, Effect, type Fiber, type Option, type SubscriptionRef } from "effect"
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export interface QueryService<K extends readonly unknown[], A, E> {
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readonly latestKey: SubscriptionRef.SubscriptionRef<Option.Option<K>>
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readonly state: SubscriptionRef.SubscriptionRef<AsyncData.AsyncData<A, E>>
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readonly refresh: Effect.Effect<Fiber.RuntimeFiber<void, Cause.NoSuchElementException>>
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}
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export const Tag = <const Id extends string>(id: Id) => <
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Self, K extends readonly unknown[], A, E = never,
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>() => Effect.Tag(id)<Self, QueryService<K, A, E>>()
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// export interface LayerProps<A, E, R> {
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// readonly query: Effect.Effect<A, E, R>
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// }
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// export const layer = <Self, Id extends string, A, E, R>(
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// tag: Context.TagClass<Self, Id, QueryService<A, E>>,
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// props: LayerProps<A, E, R>,
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// ): Layer.Layer<Self, never, R> => Layer.effect(tag, Effect.gen(function*() {
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// const runner = yield* QueryRunner.make({
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// query: props.query
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// })
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// return {
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// state: runner.stateRef,
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// refresh: runner.forkRefresh,
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// }
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// }))
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