From e08c1541e5a91d7958b15753982d22066c1a0a7d Mon Sep 17 00:00:00 2001
From: frankiebee <frankie.diamond@gmail.com>
Date: Tue, 23 May 2017 01:55:20 -0400
Subject: Add a migration for the network controller

---
 app/scripts/migrations/014.js   | 34 ++++++++++++++++++++++++++++++++++
 app/scripts/migrations/index.js |  1 +
 2 files changed, 35 insertions(+)
 create mode 100644 app/scripts/migrations/014.js

(limited to 'app')

diff --git a/app/scripts/migrations/014.js b/app/scripts/migrations/014.js
new file mode 100644
index 000000000..0fe92125b
--- /dev/null
+++ b/app/scripts/migrations/014.js
@@ -0,0 +1,34 @@
+const version = 14
+
+/*
+
+This migration removes provider from config and moves it too NetworkController.
+
+*/
+
+const clone = require('clone')
+
+module.exports = {
+  version,
+
+  migrate: function (originalVersionedData) {
+    const versionedData = clone(originalVersionedData)
+    versionedData.meta.version = version
+    try {
+      const state = versionedData.data
+      const newState = transformState(state)
+      versionedData.data = newState
+    } catch (err) {
+      console.warn(`MetaMask Migration #${version}` + err.stack)
+    }
+    return Promise.resolve(versionedData)
+  },
+}
+
+function transformState (state) {
+  const newState = state
+  newState.NetworkController = {}
+  newState.NetworkController.provider = newState.config.provider
+  delete newState.config.provider
+  return newState
+}
diff --git a/app/scripts/migrations/index.js b/app/scripts/migrations/index.js
index 3a95cf88e..fb1ad7863 100644
--- a/app/scripts/migrations/index.js
+++ b/app/scripts/migrations/index.js
@@ -24,4 +24,5 @@ module.exports = [
   require('./011'),
   require('./012'),
   require('./013'),
+  require('./014'),
 ]
-- 
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