4 files changed, 41 insertions, 53 deletions

diff --git a/app/scripts/controllers/address-book.js b/app/scripts/controllers/address-book.js
index c91e6b2e4..4697e074c 100644
--- a/app/scripts/controllers/address-book.js
+++ b/app/scripts/controllers/address-book.js
@@ -13,19 +13,17 @@ class AddressBookController {
    * @param {object} opts Overrides the defaults for the initial state of this.store
    * @property {array} opts.initState  initializes the the state of the AddressBookController. Can contain an
    * addressBook property to initialize the addressBook array
-   * @param {KeyringController} keyringController (Soon to be deprecated) The keyringController used in the current
-   * MetamaskController. Contains the identities used in this AddressBookController.
+   * @property {object} opts.preferencesStore the {@code PreferencesController} store
    * @property {object} store The the store of the current users address book
    * @property {array} store.addressBook An array of addresses and nicknames. These are set by the user when sending
    * to a new address.
    *
    */
-  constructor (opts = {}, keyringController) {
-    const initState = extend({
+  constructor ({initState, preferencesStore}) {
+    this.store = new ObservableStore(extend({
       addressBook: [],
-    }, opts.initState)
-    this.store = new ObservableStore(initState)
-    this.keyringController = keyringController
+    }, initState))
+    this._preferencesStore = preferencesStore
   }
 
   //
@@ -62,7 +60,7 @@ class AddressBookController {
    */
   _addToAddressBook (address, name) {
     const addressBook = this._getAddressBook()
-    const identities = this._getIdentities()
+    const {identities} = this._preferencesStore.getState()
 
     const addressBookIndex = addressBook.findIndex((element) => { return element.address.toLowerCase() === address.toLowerCase() || element.name === name })
     const identitiesIndex = Object.keys(identities).findIndex((element) => { return element.toLowerCase() === address.toLowerCase() })
@@ -95,19 +93,6 @@ class AddressBookController {
   _getAddressBook () {
     return this.store.getState().addressBook
   }
-
-  /**
-   * Retrieves identities from the keyring controller in order to avoid
-   * duplication
-   *
-   * @deprecated
-   * @returns {array} Returns the identies array from the keyringContoller's state
-   *
-   */
-  _getIdentities () {
-    return this.keyringController.memStore.getState().identities
-  }
-
 }
 
 module.exports = AddressBookController
diff --git a/app/scripts/controllers/preferences.js b/app/scripts/controllers/preferences.js
index 1d3308d36..a4ff1207e 100644
--- a/app/scripts/controllers/preferences.js
+++ b/app/scripts/controllers/preferences.js
@@ -27,6 +27,7 @@ class PreferencesController {
       useBlockie: false,
       featureFlags: {},
       currentLocale: opts.initLangCode,
+      identities: {},
     }, opts.initState)
     this.store = new ObservableStore(initState)
   }
@@ -62,6 +63,16 @@ class PreferencesController {
     this.store.updateState({ currentLocale: key })
   }
 
+  setAddresses (addresses) {
+    const oldIdentities = this.store.getState().identities
+    const identities = addresses.reduce((ids, address, index) => {
+      const oldId = oldIdentities[address] || {}
+      ids[address] = {name: `Account ${index + 1}`, address, ...oldId}
+      return ids
+    }, {})
+    this.store.updateState({ identities })
+  }
+
   /**
    * Setter for the `selectedAddress` property
    *
@@ -156,6 +167,21 @@ class PreferencesController {
   }
 
   /**
+   * Sets a custom label for an account
+   * @param {string} account the account to set a label for
+   * @param {string} label the custom label for the account
+   * @return {Promise<string>}
+   */
+  setAccountLabel (account, label) {
+    const address = normalizeAddress(account)
+    const {identities} = this.store.getState()
+    identities[address] = identities[address] || {}
+    identities[address].name = label
+    this.store.updateState({ identities })
+    return Promise.resolve(label)
+  }
+
+  /**
    * Gets an updated rpc list from this.addToFrequentRpcList() and sets the `frequentRpcList` to this update list.
    *
    * @param {string} _url The the new rpc url to add to the updated list
@@ -189,8 +215,8 @@ class PreferencesController {
    * The returned list will have a max length of 2. If the _url currently exists it the list, it will be moved to the
    * end of the list. The current list is modified and returned as a promise.
    *
-   * @param {string} _url The rpc url to add to the frequentRpcList.
-   * @returns {Promise<array>} The updated frequentRpcList. 
+   * @param {string} _url The rpc url to add to the frequentRpcList. 
+   * @returns {Promise<array>} The updated frequentRpcList.
    *
    */
   addToFrequentRpcList (_url) {
diff --git a/app/scripts/controllers/recent-blocks.js b/app/scripts/controllers/recent-blocks.js
index 9a215d0e5..a6208b89c 100644
--- a/app/scripts/controllers/recent-blocks.js
+++ b/app/scripts/controllers/recent-blocks.js
@@ -3,7 +3,6 @@ const extend = require('xtend')
 const EthQuery = require('eth-query')
 const log = require('loglevel')
 const pify = require('pify')
-const timeout = (duration) => new Promise(resolve => setTimeout(resolve, duration))
 
 class RecentBlocksController {
 
@@ -123,28 +122,21 @@ class RecentBlocksController {
    */
   async backfill() {
     this.blockTracker.once('latest', async (blockNumberHex) => {
-      let recentBlocks
-      let blockNumber = Number.parseInt(blockNumberHex, 16)
-      let state = this.store.getState()
-      recentBlocks = state.recentBlocks
-
-      while (recentBlocks.length < this.historyLength) {
+      const currentBlockNumber = Number.parseInt(blockNumberHex, 16)
+      const blocksToFetch = Math.min(currentBlockNumber, this.historyLength)
+      const prevBlockNumber = currentBlockNumber - 1
+      const targetBlockNumbers = Array(blocksToFetch).fill().map((_, index) => prevBlockNumber - index)
+      await Promise.all(targetBlockNumbers.map(async (targetBlockNumber) => {
         try {
-          const prevBlockNumber = blockNumber - 1
-          const newBlock = await this.getBlockByNumber(prevBlockNumber)
+          const newBlock = await this.getBlockByNumber(targetBlockNumber)
 
           if (newBlock) {
             this.backfillBlock(newBlock)
-            blockNumber = Number.parseInt(newBlock.number, 16)
           }
-
-          state = this.store.getState()
-          recentBlocks = state.recentBlocks
         } catch (e) {
           log.error(e)
         }
-        await timeout(100)
-      }
+      }))
     })
   }
 
diff --git a/app/scripts/controllers/transactions/index.js b/app/scripts/controllers/transactions/index.js
index 313b20675..7cb8af3a8 100644
--- a/app/scripts/controllers/transactions/index.js
+++ b/app/scripts/controllers/transactions/index.js
@@ -114,21 +114,6 @@ class TransactionController extends EventEmitter {
   }
 
   /**
-    Check if a txMeta in the list with the same nonce has been confirmed in a block
-    if the txParams dont have a nonce will return false
-    @returns {boolean} whether the nonce has been used in a transaction confirmed in a block
-    @param {object} txMeta - the txMeta object
-  */
-  async isNonceTaken (txMeta) {
-    const { from, nonce } = txMeta.txParams
-    if ('nonce' in txMeta.txParams) {
-      const sameNonceTxList = this.txStateManager.getFilteredTxList({from, nonce, status: 'confirmed'})
-      return (sameNonceTxList.length >= 1)
-    }
-    return false
-  }
-
-  /**
   add a new unapproved transaction to the pipeline
 
   @returns {Promise<string>} the hash of the transaction after being submitted to the network