52 lines
1.6 KiB
JavaScript
52 lines
1.6 KiB
JavaScript
import { OHIF } from 'meteor/ohif:core';
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import 'meteor/ohif:viewerbase';
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// Local Dependencies
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import { OHIFStudySummary } from './OHIFStudySummary';
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const { StudyMetadata, StudySummary } = OHIF.viewerbase.metadata;
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const PATIENT_ID = 'x00100020';
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const STUDY_DATE = 'x00080020';
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/**
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* Get the priors of a given study
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* @param {StudyMetadata|StudySummary} study An instance of StudyMetadata|StudySummary class to get it's priors
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* @return {Array} An Array of StudySummary objects representing the study priors for the given study or an empty array if none
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*/
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const getStudyPriors = study => {
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if (!(study instanceof StudyMetadata) && !(study instanceof StudySummary)) {
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throw new OHIF.viewerbase.OHIFError('getStudyPriors study must be an instance of StudySummary or StudyMetadata');
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}
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if (study instanceof StudyMetadata) {
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study = study.getFirstInstance();
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}
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const priorStudies = [];
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const patientID = study.getTagValue(PATIENT_ID); // PatientID
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const studyDate = study.getTagValue(STUDY_DATE); // StudyDate
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// Find prior studies in global StudyListStudies Minimongo collection
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const cursor = StudyListStudies.find({
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patientId: patientID,
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studyDate: {
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$lt: studyDate
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}
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}, {
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sort: {
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studyDate: 'desc'
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}
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});
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// Create an OHIFStudySummary object for each prior study found
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cursor.forEach(study => {
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const summary = new OHIFStudySummary(study, null, study.studyInstanceUid);
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priorStudies.push(summary);
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});
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return priorStudies;
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};
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export { getStudyPriors };
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