54 lines
1.8 KiB
JavaScript
54 lines
1.8 KiB
JavaScript
import { BaseCriterion } from './BaseCriterion';
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import { _ } from 'meteor/underscore';
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/*
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* ModalityCriteria
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* Check if a modality is allowed or restricted
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* Options:
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* method (string): allow, restrict
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* measurementTypes (string[]): list of measurement types that will be evaluated
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* modalities (string[]): list of allowed/restricted modalities
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*/
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export class ModalityCriterion extends BaseCriterion {
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constructor(options) {
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super(options);
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}
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evaluate(data) {
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const measurementTypes = this.options.measurementTypes || ['targets'];
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const modalitiesSet = new Set(this.options.modalities);
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const validationMethod = this.options.method;
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const measurements = [];
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const invalidModalities = [];
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let message;
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measurementTypes.forEach(measurementType => {
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const items = data[measurementType];
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items.forEach(item => {
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const measurement = item.measurement;
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const metadata = item.metadata;
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const modality = metadata.modality.toUpperCase();
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if (((validationMethod === 'allow') && !modalitiesSet.has(modality)) ||
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((validationMethod === 'restrict') && modalitiesSet.has(modality))) {
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measurements.push(measurement);
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invalidModalities.push(modality);
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}
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});
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});
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if (measurements.length) {
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const uniqueModalities = _.uniq(invalidModalities);
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const uniqueModalitiesText = uniqueModalities.join(', ');
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const modalityText = uniqueModalities.length > 1 ? 'modalities' : 'modality';
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message = `The ${modalityText} ${uniqueModalitiesText} should not be used as a method of measurement`;
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}
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return this.generateResponse(message, measurements);
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}
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};
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