120 lines
4.0 KiB
JavaScript
120 lines
4.0 KiB
JavaScript
Template.studyDateList.helpers({
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/**
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* Returns an array of studies that are related to the current study by patient ID.
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* The value for 'selected' for the currently loaded study is set to true, so that
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* this becomes the current option in the combo box.
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*
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* @returns {*} Array of studies that are related to the current study by patient ID
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*/
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relatedStudies: function() {
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// Check which study is currently loaded into the study browser
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var currentStudyInBrowser = ViewerStudies.findOne({
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selected: true
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});
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// Find all Timepoint-associated studies which have the same patientId as the currently selected study
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var relatedStudies = Studies.find({
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patientId: currentStudyInBrowser.patientId
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}, {
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sort: {
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studyDate: -1
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}
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}).fetch();
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// Modify the array of related studies so the default option is the currently selected study
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relatedStudies.forEach(function(study, index) {
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// If the studyInstanceUid matches that of the current study in the browser,
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// Set this to 'selected', so that it becomes the default option
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if (study.studyInstanceUid === currentStudyInBrowser.studyInstanceUid) {
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relatedStudies[index].selected = true;
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}
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});
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// Use this array to populate the combo box
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return relatedStudies;
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},
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timepointName: function() {
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var data = this;
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var study = Studies.findOne({
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studyInstanceUid: data.studyInstanceUid
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});
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if (!study) {
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return;
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}
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var timepoint = Timepoints.findOne({
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timepointId: study.timepointId
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});
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if (!timepoint) {
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return;
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}
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return getTimepointName(timepoint);
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}
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});
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Template.studyDateList.events({
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/**
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* When the study date selector combo box is changed, we will
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* hide the select box, temporarily display a loading sign, and grab
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* the selected study. Once the study has been retrieved it is added
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* into the ViewerStudies collection and set as selected. This reactively
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* populated the thumbnail browser.
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*
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* @param e The select box change event
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*/
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'change select#selectStudyDate': function(e) {
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var selectBox = $(e.currentTarget);
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var studyInstanceUid = selectBox.val();
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// Hide the select box
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selectBox.css('display', 'none');
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// Show the loading indicator
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var loadingIndicator = selectBox.siblings('.loading');
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loadingIndicator.css('display', 'block');
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getStudyMetadata(studyInstanceUid, function(study) {
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sortStudy(study);
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// Hide the loading indicator
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loadingIndicator.css('display', 'none');
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// Show the select box again
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selectBox.css('display', 'block');
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// Set "Selected" to false for the entire collection
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ViewerStudies.update({}, {
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$set: {
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selected: false
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}
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}, {
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multi: true
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});
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// Check if this study already exists in the ViewerStudies collection
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// of loaded studies. If it does, set it's 'selected' value to true.
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var existingStudy = ViewerStudies.findOne({
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studyInstanceUid: studyInstanceUid
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});
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if (existingStudy) {
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// Set the current finding in the collection to true
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ViewerStudies.update(existingStudy._id, {
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$set: {
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selected: true
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}
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});
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return;
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}
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// If the study does not exist, add the 'selected' key to the object
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// with the value True, and insert it into the ViewerStudies Collection
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study.selected = true;
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ViewerStudies.insert(study);
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});
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}
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});
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