2 files changed, 24 insertions, 18 deletions
diff --git a/ui/lib/etherscan-prefix-for-network.js b/ui/lib/etherscan-prefix-for-network.js
new file mode 100644
index 000000000..2c1904f1c
--- /dev/null
+++ b/ui/lib/etherscan-prefix-for-network.js
@@ -0,0 +1,21 @@
+module.exports = function (network) {
+  const net = parseInt(network)
+  let prefix
+  switch (net) {
+    case 1: // main net
+      prefix = ''
+      break
+    case 3: // ropsten test net
+      prefix = 'ropsten.'
+      break
+    case 4: // rinkeby test net
+      prefix = 'rinkeby.'
+      break
+    case 42: // kovan test net
+      prefix = 'kovan.'
+      break
+    default:
+      prefix = ''
+  }
+  return prefix
+}
diff --git a/ui/lib/explorer-link.js b/ui/lib/explorer-link.js
index e11249551..3b82ecd5f 100644
--- a/ui/lib/explorer-link.js
+++ b/ui/lib/explorer-link.js
@@ -1,21 +1,6 @@
+const prefixForNetwork = require('./etherscan-prefix-for-network')
+
 module.exports = function (hash, network) {
-  const net = parseInt(network)
-  let prefix
-  switch (net) {
-    case 1: // main net
-      prefix = ''
-      break
-    case 3: // ropsten test net
-      prefix = 'ropsten.'
-      break
-    case 4: // rinkeby test net
-      prefix = 'rinkeby.'
-      break
-    case 42: // kovan test net
-      prefix = 'kovan.'
-      break
-    default:
-      prefix = ''
-  }
+  const prefix = prefixForNetwork(network)
   return `http://${prefix}etherscan.io/tx/${hash}`
 }