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20 lines
782 B
TypeScript
20 lines
782 B
TypeScript
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import { getJSON } from '@datahub/utils/api/fetcher';
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import { getApiRoot, ApiVersion } from '@datahub/utils/api/shared';
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import { encodeUrn } from '@datahub/utils/validators/urn';
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import buildUrl from '@datahub/utils/api/build-url';
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/**
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* Will generate lineage api url given an entity URN
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* @param urn
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*/
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const lineageUrl = (urn: string): string => `${getApiRoot(ApiVersion.v2)}/lineage/graph/${encodeUrn(urn)}`;
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/**
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* Will return a Lineage Graph for a specific entity
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* @param urn
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* @param limit the max number of upstreams & downstreams levels to be returned
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*/
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export const readLineage = (urn: string, limit: number): Promise<Com.Linkedin.Metadata.Graph.Graph> => {
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return getJSON<Com.Linkedin.Metadata.Graph.Graph>({ url: buildUrl(lineageUrl(urn), { limit }) });
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};
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