- implementing immutable.js

app/domain/Auction.js

@@ -0,0 +1,16 @@
+import { Record } from 'immutable';
+
+export default class Auction extends Record({
+  id: null,
+  bidCount: 0,
+  isBidding: false,
+  isWinning: false,
+  itemPrice: 0,
+}) {}
+
+Auction.fromJS = (data = {}) => {
+  return new Auction({
+    id: data._id,
+    ...data,
+  });
+};