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extensions/cornerstone-dicom-sr/src/utils/isRehydratable.js

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+import { adaptersSR } from '@cornerstonejs/adapters';
+
+const cornerstoneAdapters =
+  adaptersSR.Cornerstone3D.MeasurementReport.CORNERSTONE_TOOL_CLASSES_BY_UTILITY_TYPE;
+
+const supportedLegacyCornerstoneTags = ['cornerstoneTools@^4.0.0'];
+const CORNERSTONE_3D_TAG = adaptersSR.Cornerstone3D.CORNERSTONE_3D_TAG;
+
+/**
+ * Checks if the given `displaySet`can be rehydrated into the `measurementService`.
+ *
+ * @param {object} displaySet The SR `displaySet` to check.
+ * @param {object[]} mappings The CornerstoneTools 4 mappings to the `measurementService`.
+ * @returns {boolean} True if the SR can be rehydrated into the `measurementService`.
+ */
+export default function isRehydratable(displaySet, mappings) {
+  if (!mappings || !mappings.length) {
+    return false;
+  }
+
+  const mappingDefinitions = mappings.map(m => m.annotationType);
+  const { measurements } = displaySet;
+
+  const adapterKeys = Object.keys(cornerstoneAdapters).filter(
+    adapterKey =>
+      typeof cornerstoneAdapters[adapterKey].isValidCornerstoneTrackingIdentifier === 'function'
+  );
+
+  const adapters = [];
+
+  adapterKeys.forEach(key => {
+    if (mappingDefinitions.includes(key)) {
+      // Must have both a dcmjs adapter and a measurementService
+      // Definition in order to be a candidate for import.
+      adapters.push(cornerstoneAdapters[key]);
+    }
+  });
+
+  for (let i = 0; i < measurements.length; i++) {
+    const { TrackingIdentifier } = measurements[i] || {};
+    const hydratable = adapters.some(adapter => {
+      let [cornerstoneTag, toolName] = TrackingIdentifier.split(':');
+      if (supportedLegacyCornerstoneTags.includes(cornerstoneTag)) {
+        cornerstoneTag = CORNERSTONE_3D_TAG;
+      }
+
+      const mappedTrackingIdentifier = `${cornerstoneTag}:${toolName}`;
+
+      return adapter.isValidCornerstoneTrackingIdentifier(mappedTrackingIdentifier);
+    });
+
+    if (hydratable) {
+      return true;
+    }
+    console.log('Measurement is not rehydratable', TrackingIdentifier, measurements[i]);
+  }
+
+  console.log('No measurements found which were rehydratable');
+  return false;
+}