add domain utils

app/components/ens/utils/domain.js

@@ -0,0 +1,13 @@
+import EmbarkJS from 'Embark/EmbarkJS';
+import ENSRegistry from 'Embark/contracts/ENSRegistry';
+import PublicResolver from 'Embark/contracts/PublicResolver';
+
+const { methods: { owner, resolver } } = ENSRegistry;
+
+export const nullAddress = '0x0000000000000000000000000000000000000000';
+export const getResolver = async node => {
+  const resolverAddress = await resolver(node).call();
+  return resolverAddress !== nullAddress
+    ? new EmbarkJS.Contract({ abi: PublicResolver._jsonInterface, address: resolverAddress })
+    : PublicResolver
+}