66 lines
2.3 KiB
TypeScript
66 lines
2.3 KiB
TypeScript
import type * as AsyncData from "@typed/async-data"
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import { type Cause, type Context, Effect, type Fiber, Layer, type Option, type Stream, type SubscriptionRef } from "effect"
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import * as React from "react"
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import { ReffuseExtension, type ReffuseHelpers } from "reffuse"
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import * as QueryClient from "./QueryClient.js"
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import * as QueryRunner from "./QueryRunner.js"
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import type * as QueryService from "./QueryService.js"
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export interface UseQueryProps<K extends readonly unknown[], A, E, R> {
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readonly key: Stream.Stream<K>
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readonly query: (key: K) => Effect.Effect<A, E, R>
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readonly refreshOnWindowFocus?: boolean
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}
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export interface UseQueryResult<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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readonly layer: <Self, Id extends string>(
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tag: Context.TagClass<Self, Id, QueryService.QueryService<K, A, E>>
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) => Layer.Layer<Self>
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}
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export const QueryExtension = ReffuseExtension.make(() => ({
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useQuery<
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EH,
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QK extends readonly unknown[],
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QA,
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QE,
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HandledE,
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QR extends R,
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R,
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>(
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this: ReffuseHelpers.ReffuseHelpers<R | QueryClient.TagClassShape<EH, HandledE> | EH>,
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props: UseQueryProps<QK, QA, QE, QR>,
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): UseQueryResult<QK, QA, Exclude<QE, HandledE>> {
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const runner = this.useMemo(() => QueryRunner.make({
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QueryClient: QueryClient.makeGenericTagClass<EH, HandledE>(),
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key: props.key,
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query: props.query,
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}), [props.key])
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this.useFork(() => runner.fetchOnKeyChange, [runner])
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this.useFork(() => (props.refreshOnWindowFocus ?? true)
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? runner.refreshOnWindowFocus
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: Effect.void,
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[props.refreshOnWindowFocus, runner])
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return React.useMemo(() => ({
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latestKey: runner.latestKeyRef,
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state: runner.stateRef,
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refresh: runner.forkRefresh,
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layer: tag => Layer.succeed(tag, {
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latestKey: runner.latestKeyRef,
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state: runner.stateRef,
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refresh: runner.forkRefresh,
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}),
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}), [runner])
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}
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}))
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