75 lines
2.7 KiB
JavaScript
75 lines
2.7 KiB
JavaScript
import { OHIF } from 'meteor/ohif:core';
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// Important metadata classes
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const { OHIFError, metadata } = OHIF.viewerbase;
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const { StudySummary, StudyMetadata } = metadata;
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export class OHIFStudyMetadataSource extends OHIF.viewerbase.StudyMetadataSource {
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/**
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* Get study metadata for a study with given study InstanceUID
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* @param {String} studyInstanceUID Study InstanceUID
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* @return {Promise} A Promise object
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*/
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getByInstanceUID(studyInstanceUID) {
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return OHIF.studies.retrieveStudyMetadata(studyInstanceUID);
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}
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/**
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* Load study info (OHIF.viewer.Studies) and study metadata (OHIF.viewer.StudyMetadataList) for a given study.
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* @param {StudySummary|StudyMetadata} study of StudySummary or StudyMetadata object.
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*/
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loadStudy(study) {
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if (!(study instanceof StudyMetadata) && !(study instanceof StudySummary)) {
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throw new OHIFError('OHIFStudyMetadataSource::loadStudy study is not an instance of StudySummary or StudyMetadata');
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}
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return new Promise((resolve, reject) => {
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const studyInstanceUID = study.getStudyInstanceUID();
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if (study instanceof StudyMetadata) {
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const alreadyLoaded = OHIF.viewer.Studies.findBy({
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studyInstanceUid: studyInstanceUID
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});
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if (!alreadyLoaded) {
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OHIFStudyMetadataSource._updateStudyCollections(study);
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}
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resolve(study);
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return;
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}
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this.getByInstanceUID(studyInstanceUID).then(studyInfo => {
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// Create study metadata object
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const studyMetadata = new OHIF.metadata.StudyMetadata(studyInfo, studyInfo.studyInstanceUid);
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// Get Study display sets
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const displaySets = OHIF.viewerbase.sortingManager.getDisplaySets(studyMetadata);
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// Set studyMetadata display sets
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studyMetadata.setDisplaySets(displaySets);
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OHIFStudyMetadataSource._updateStudyCollections(studyMetadata);
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resolve(studyMetadata);
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}).catch(reject);
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});
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}
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// Static methods
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static _updateStudyCollections(studyMetadata) {
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const studyInfo = studyMetadata.getData();
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// Set some studyInfo properties
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studyInfo.selected = true;
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studyInfo.displaySets = studyMetadata.getDisplaySets();
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// Insert new study info object in Studies TypeSafeCollection
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OHIF.viewer.Studies.insert(studyInfo);
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// Insert new study metadata in StudyMetadataList TypeSafeCollection
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OHIF.viewer.StudyMetadataList.insert(studyMetadata);
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}
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}
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