ohif-viewer/extensions/cornerstone-dicom-sr/src/utils/findMostRecentStructuredReport.js

62 lines
1.8 KiB
JavaScript

/**
* Should find the most recent Structured Report metadata
*
* @param {Array} studies
* @returns {Object} Series
*/
const findMostRecentStructuredReport = studies => {
let mostRecentStructuredReport;
studies.forEach(study => {
const allSeries = study.getSeries ? study.getSeries() : [];
allSeries.forEach(series => {
// Skip series that may not have instances yet
// This can happen if we have retrieved just the initial
// details about the series via QIDO-RS, but not the full metadata
if (!series.instances.length) {
return;
}
if (isStructuredReportSeries(series)) {
if (!mostRecentStructuredReport || compareSeriesDate(series, mostRecentStructuredReport)) {
mostRecentStructuredReport = series;
}
}
});
});
return mostRecentStructuredReport;
};
/**
* Checks if series sopClassUID matches with the supported Structured Reports sopClassUID
*
* @param {Object} series - Series metadata
* @returns {boolean}
*/
const isStructuredReportSeries = series => {
const supportedSopClassUIDs = ['1.2.840.10008.5.1.4.1.1.88.22', '1.2.840.10008.5.1.4.1.1.11.1'];
const firstInstance = series.getFirstInstance();
const SOPClassUID = firstInstance.getData().metadata.SOPClassUID;
return supportedSopClassUIDs.includes(SOPClassUID);
};
/**
* Checks if series1 is newer than series2
*
* @param {Object} series1 - Series Metadata 1
* @param {Object} series2 - Series Metadata 2
* @returns {boolean} true/false if series1 is newer than series2
*/
const compareSeriesDate = (series1, series2) => {
return (
series1._data.SeriesDate > series2._data.SeriesDate ||
(series1._data.SeriesDate === series2._data.SeriesDate &&
series1._data.SeriesTime > series2._data.SeriesTime)
);
};
export default findMostRecentStructuredReport;