Convert History to TypeScript

frontend/src/Utilities/Object/selectUniqueIds.ts

@@ -0,0 +1,13 @@
+import KeysMatching from 'typings/Helpers/KeysMatching';
+
+function selectUniqueIds<T, K>(items: T[], idProp: KeysMatching<T, K>) {
+  return items.reduce((acc: K[], item) => {
+    if (item[idProp] && acc.indexOf(item[idProp] as K) === -1) {
+      acc.push(item[idProp] as K);
+    }
+
+    return acc;
+  }, []);
+}
+
+export default selectUniqueIds;