feat(SR): text structured report (TEXT, CODE, NUM, PNAME, DATE, TIME and DATETIME) (#4287)

extensions/cornerstone-dicom-sr/src/utils/formatContentItem.ts

@@ -0,0 +1,67 @@
+import { utils } from '@ohif/core';
+
+/**
+ * Formatters used to format each of the content items (SR "nodes") which can be
+ * text, code, UID ref, number, person name, date, time and date time. Each
+ * formatter must be a function with the following signature:
+ *
+ *    [VALUE_TYPE]: (contentItem) => string
+ *
+ */
+const contentItemFormatters = {
+  TEXT: contentItem => contentItem.TextValue,
+  CODE: contentItem => contentItem.ConceptCodeSequence?.[0]?.CodeMeaning,
+  UIDREF: contentItem => contentItem.UID,
+  NUM: contentItem => {
+    const measuredValue = contentItem.MeasuredValueSequence?.[0];
+
+    if (!measuredValue) {
+      return;
+    }
+
+    const { NumericValue, MeasurementUnitsCodeSequence } = measuredValue;
+    const { CodeValue } = MeasurementUnitsCodeSequence;
+
+    return `${NumericValue} ${CodeValue}`;
+  },
+  PNAME: contentItem => {
+    const personName = contentItem.PersonName?.[0]?.Alphabetic;
+    return personName ? utils.formatPN(personName) : undefined;
+  },
+  DATE: contentItem => {
+    const { Date } = contentItem;
+    return Date ? utils.formatDate(Date) : undefined;
+  },
+  TIME: contentItem => {
+    const { Time } = contentItem;
+    return Time ? utils.formatTime(Time) : undefined;
+  },
+  DATETIME: contentItem => {
+    const { DateTime } = contentItem;
+
+    if (typeof DateTime !== 'string') {
+      return;
+    }
+
+    // 14 characters because it should be something like 20180614113714
+    if (DateTime.length < 14) {
+      return DateTime;
+    }
+
+    const dicomDate = DateTime.substring(0, 8);
+    const dicomTime = DateTime.substring(8, 14);
+    const formattedDate = utils.formatDate(dicomDate);
+    const formattedTime = utils.formatTime(dicomTime);
+
+    return `${formattedDate} ${formattedTime}`;
+  },
+};
+
+function formatContentItemValue(contentItem) {
+  const { ValueType } = contentItem;
+  const fnFormat = contentItemFormatters[ValueType];
+
+  return fnFormat ? fnFormat(contentItem) : `[${ValueType} is not supported]`;
+}
+
+export { formatContentItemValue as default, formatContentItemValue };