hra-api/src/library/v1/operations/scene.js

The Human Reference Atlas (HRA) API deployed to https://apps.humanatlas.io/api/

import { getSpatialGraph } from '../../shared/spatial/spatial-graph.js';
import frame from '../frames/scene.jsonld';
import refOrganQuery from '../queries/scene-organs.rq';
import query from '../queries/scene.rq';
import { executeFilteredConstructQuery } from '../utils/execute-sparql.js';
import { reformatSceneNodes } from '../utils/format-scene-nodes.js';
import { ensureGraphArray } from '../utils/jsonld-compat.js';

function getTargetIri(filter) {
  switch (filter.sex) {
    case 'Male':
      return 'https://purl.humanatlas.io/graph/hra-ccf-body#VHMale';
    case 'Female':
      return 'https://purl.humanatlas.io/graph/hra-ccf-body#VHFemale';
    default:
      return 'https://purl.humanatlas.io/graph/hra-ccf-body#VHBothSexes';
  }
}

/**
 * Retrieves scene data
 * @param {Object} filter - An object containing query filters (unused)
 * @param {string} endpoint - The SPARQL endpoint to connect to
 * @returns {Array} - An empty array as scene data
 */
export async function getScene(filter, endpoint = 'https://lod.humanatlas.io/sparql') {
  const [extractionSites, refOrgans, spatialGraph] = await Promise.all([
    executeFilteredConstructQuery(query, filter, frame, endpoint),
    executeFilteredConstructQuery(refOrganQuery, filter, frame, endpoint),
    getSpatialGraph(endpoint, true, filter.sessionToken),
  ]);
  const nodes = [...ensureGraphArray(refOrgans), ...ensureGraphArray(extractionSites)];
  return reformatSceneNodes(nodes, spatialGraph, getTargetIri(filter), true);
}