5 files changed, 67 insertions, 36 deletions
diff --git a/app/scripts/lib/controllers/currency.js b/app/scripts/controllers/currency.js
index c4904f8ac..c4904f8ac 100644
--- a/app/scripts/lib/controllers/currency.js
+++ b/app/scripts/controllers/currency.js
diff --git a/app/scripts/controllers/preferences.js b/app/scripts/controllers/preferences.js
new file mode 100644
index 000000000..8fd5fb8a0
--- /dev/null
+++ b/app/scripts/controllers/preferences.js
@@ -0,0 +1,63 @@
+const ObservableStore = require('obs-store')
+const normalizeAddress = require('eth-sig-util').normalize
+const extend = require('xtend')
+
+class PreferencesController {
+
+  constructor (opts = {}) {
+    const initState = extend({ frequentRpcList: [] }, opts.initState)
+    this.store = new ObservableStore(initState)
+  }
+
+  //
+  // PUBLIC METHODS
+  //
+
+  setSelectedAddress (_address) {
+    return new Promise((resolve, reject) => {
+      const address = normalizeAddress(_address)
+      this.store.updateState({ selectedAddress: address })
+      resolve()
+    })
+  }
+
+  getSelectedAddress (_address) {
+    return this.store.getState().selectedAddress
+  }
+
+  updateFrequentRpcList (_url) {
+    return this.addToFrequentRpcList(_url)
+      .then((rpcList) => {
+        this.store.updateState({ frequentRpcList: rpcList })
+        return rpcList
+      })
+  }
+
+  addToFrequentRpcList (_url) {
+    let rpcList = this.getFrequentRpcList()
+    let index = rpcList.findIndex((element) => { return element === _url })
+    if (index !== -1) {
+      rpcList.splice(index, 1)
+    }
+    if (_url !== 'http://localhost:8545') {
+      rpcList.push(_url)
+    }
+    if (rpcList.length > 2) {
+      rpcList.shift()
+    }
+    return Promise.resolve(rpcList)
+  }
+
+  getFrequentRpcList () {
+    return this.store.getState().frequentRpcList
+  }
+
+  //
+  // PRIVATE METHODS
+  //
+
+
+
+}
+
+module.exports = PreferencesController
diff --git a/app/scripts/lib/controllers/shapeshift.js b/app/scripts/controllers/shapeshift.js
index 3d955c01f..3d955c01f 100644
--- a/app/scripts/lib/controllers/shapeshift.js
+++ b/app/scripts/controllers/shapeshift.js
diff --git a/app/scripts/lib/controllers/preferences.js b/app/scripts/lib/controllers/preferences.js
deleted file mode 100644
index c5e93a5b9..000000000
--- a/app/scripts/lib/controllers/preferences.js
+++ /dev/null
@@ -1,33 +0,0 @@
-const ObservableStore = require('obs-store')
-const normalizeAddress = require('eth-sig-util').normalize
-
-class PreferencesController {
-
-  constructor (opts = {}) {
-    const initState = opts.initState || {}
-    this.store = new ObservableStore(initState)
-  }
-
-  //
-  // PUBLIC METHODS
-  //
-
-  setSelectedAddress(_address) {
-    return new Promise((resolve, reject) => {
-      const address = normalizeAddress(_address)
-      this.store.updateState({ selectedAddress: address })
-      resolve()
-    })
-  }
-
-  getSelectedAddress(_address) {
-    return this.store.getState().selectedAddress
-  }
-
-  //
-  // PRIVATE METHODS
-  //
-
-}
-
-module.exports = PreferencesController
diff --git a/app/scripts/metamask-controller.js b/app/scripts/metamask-controller.js
index 3dddf7065..f6dbf899d 100644
--- a/app/scripts/metamask-controller.js
+++ b/app/scripts/metamask-controller.js
@@ -11,10 +11,10 @@ const streamIntoProvider = require('web3-stream-provider/handler')
 const MetaMaskProvider = require('web3-provider-engine/zero.js')
 const setupMultiplex = require('./lib/stream-utils.js').setupMultiplex
 const KeyringController = require('./keyring-controller')
-const PreferencesController = require('./lib/controllers/preferences')
-const CurrencyController = require('./lib/controllers/currency')
+const PreferencesController = require('./controllers/preferences')
+const CurrencyController = require('./controllers/currency')
 const NoticeController = require('./notice-controller')
-const ShapeShiftController = require('./lib/controllers/shapeshift')
+const ShapeShiftController = require('./controllers/shapeshift')
 const MessageManager = require('./lib/message-manager')
 const PersonalMessageManager = require('./lib/personal-message-manager')
 const TxManager = require('./transaction-manager')
@@ -265,6 +265,7 @@ module.exports = class MetamaskController extends EventEmitter {
 
       // PreferencesController
       setSelectedAddress:        nodeify(preferencesController.setSelectedAddress).bind(preferencesController),
+      updateFrequentRpcList:      nodeify(preferencesController.updateFrequentRpcList).bind(preferencesController),
 
       // KeyringController
       setLocked:                 nodeify(keyringController.setLocked).bind(keyringController),