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48 lines
1.3 KiB
48 lines
1.3 KiB
import type { LdoBase, LdSet, ShapeType } from "@ldo/ldo";
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import type { QuadMatch } from "@ldo/rdf-utils";
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import type { LdoBuilder } from "@ldo/ldo";
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import { useCallback } from "react";
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import { useTrackingProxy } from "../util/useTrackingProxy.js";
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import type {
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ConnectedLdoDataset,
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ConnectedPlugin,
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IConnectedLdoDataset,
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} from "@ldo/connected";
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export interface UseMatchSubjectOptions<Plugins extends ConnectedPlugin[]> {
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dataset?: IConnectedLdoDataset<Plugins>;
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}
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/**
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* @internal
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*
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* Creates a useMatchSubject function.
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*/
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export function createUseMatchSubject<Plugins extends ConnectedPlugin[]>(
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dataset: ConnectedLdoDataset<Plugins>,
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) {
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/**
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* Returns an array of matching linked data objects. Triggers a rerender if
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* the data is updated.
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*/
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return function useMatchSubject<Type extends LdoBase>(
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shapeType: ShapeType<Type>,
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predicate?: QuadMatch[1] | string,
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object?: QuadMatch[2] | string,
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graph?: QuadMatch[3] | string,
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options?: UseMatchSubjectOptions<Plugins>,
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): LdSet<Type> {
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const matchSubject = useCallback(
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(builder: LdoBuilder<Type>) => {
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return builder.matchSubject(predicate, object, graph);
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},
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[predicate, object, graph],
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);
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return useTrackingProxy(
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shapeType,
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matchSubject,
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options?.dataset ?? dataset,
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);
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};
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}
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