Merge pull request #1054 from MetaMask/i#1048

Background - Extracts primary account code from keyring controller

3 files changed, 34 insertions, 34 deletions

diff --git a/app/manifest.json b/app/manifest.json
index c34b17e72..8662c8030 100644
--- a/app/manifest.json
+++ b/app/manifest.json
@@ -1,7 +1,7 @@
 {
   "name": "MetaMask",
   "short_name": "Metamask",
-  "version": "3.1.1",
+  "version": "3.1.2",
   "manifest_version": 2,
   "author": "https://metamask.io",
   "description": "Ethereum Browser Extension",
diff --git a/app/scripts/keyring-controller.js b/app/scripts/keyring-controller.js
index 76422bf6b..741757c5a 100644
--- a/app/scripts/keyring-controller.js
+++ b/app/scripts/keyring-controller.js
@@ -150,12 +150,13 @@ module.exports = class KeyringController extends EventEmitter {
         mnemonic: seed,
         numberOfAccounts: 1,
       })
-    }).then(() => {
-      const firstKeyring = this.keyrings[0]
+    })
+    .then((firstKeyring) => {
       return firstKeyring.getAccounts()
     })
     .then((accounts) => {
       const firstAccount = accounts[0]
+      if (!firstAccount) throw new Error('KeyringController - First Account not found.')
       const hexAccount = normalize(firstAccount)
       this.configManager.setSelectedAccount(hexAccount)
       return this.setupAccounts(accounts)
@@ -164,25 +165,6 @@ module.exports = class KeyringController extends EventEmitter {
     .then(this.fullUpdate.bind(this))
   }
 
-  // PlaceSeedWords
-  // returns Promise( @object state )
-  //
-  // Adds the current vault's seed words to the UI's state tree.
-  //
-  // Used when creating a first vault, to allow confirmation.
-  // Also used when revealing the seed words in the confirmation view.
-  placeSeedWords () {
-    const hdKeyrings = this.keyrings.filter((keyring) => keyring.type === 'HD Key Tree')
-    const firstKeyring = hdKeyrings[0]
-    if (!firstKeyring) throw new Error('KeyringController - No HD Key Tree found')
-    return firstKeyring.serialize()
-    .then((serialized) => {
-      const seedWords = serialized.mnemonic
-      this.configManager.setSeedWords(seedWords)
-      return this.fullUpdate()
-    })
-  }
-
   // ClearSeedWordCache
   //
   // returns Promise( @string currentSelectedAccount )
@@ -259,11 +241,8 @@ module.exports = class KeyringController extends EventEmitter {
   // Calls the `addAccounts` method on the Keyring
   // in the kryings array at index `keyringNum`,
   // and then saves those changes.
-  addNewAccount () {
-    const hdKeyrings = this.keyrings.filter((keyring) => keyring.type === 'HD Key Tree')
-    const firstKeyring = hdKeyrings[0]
-    if (!firstKeyring) throw new Error('KeyringController - No HD Key Tree found')
-    return firstKeyring.addAccounts(1)
+  addNewAccount (selectedKeyring) {
+    return selectedKeyring.addAccounts(1)
     .then(this.setupAccounts.bind(this))
     .then(this.persistAllKeyrings.bind(this))
     .then(this.fullUpdate.bind(this))
@@ -428,18 +407,17 @@ module.exports = class KeyringController extends EventEmitter {
   // puts the current seed words into the state tree.
   createFirstKeyTree () {
     this.clearKeyrings()
-    return this.addNewKeyring('HD Key Tree', {numberOfAccounts: 1})
-    .then(() => {
-      return this.keyrings[0].getAccounts()
+    return this.addNewKeyring('HD Key Tree', { numberOfAccounts: 1 })
+    .then((keyring) => {
+      return keyring.getAccounts()
     })
     .then((accounts) => {
       const firstAccount = accounts[0]
+      if (!firstAccount) throw new Error('KeyringController - No account found on keychain.')
       const hexAccount = normalize(firstAccount)
       this.configManager.setSelectedAccount(hexAccount)
       this.emit('newAccount', hexAccount)
       return this.setupAccounts(accounts)
-    }).then(() => {
-      return this.placeSeedWords()
     })
     .then(this.persistAllKeyrings.bind(this))
   }
@@ -589,6 +567,10 @@ module.exports = class KeyringController extends EventEmitter {
     return this.keyringTypes.find(kr => kr.type === type)
   }
 
+  getKeyringsByType (type) {
+    return this.keyrings.filter((keyring) => keyring.type === type)
+  }
+
   // Get Accounts
   // returns Promise( @Array[ @string accounts ] )
   //
diff --git a/app/scripts/metamask-controller.js b/app/scripts/metamask-controller.js
index 7084bbc2d..5c663255a 100644
--- a/app/scripts/metamask-controller.js
+++ b/app/scripts/metamask-controller.js
@@ -1,5 +1,6 @@
 const EventEmitter = require('events')
 const extend = require('xtend')
+const promiseToCallback = require('promise-to-callback')
 const EthStore = require('./lib/eth-store')
 const MetaMaskProvider = require('web3-provider-engine/zero.js')
 const KeyringController = require('./keyring-controller')
@@ -107,7 +108,20 @@ module.exports = class MetamaskController extends EventEmitter {
       // forward directly to keyringController
       createNewVaultAndKeychain: nodeify(keyringController.createNewVaultAndKeychain).bind(keyringController),
       createNewVaultAndRestore: nodeify(keyringController.createNewVaultAndRestore).bind(keyringController),
-      placeSeedWords: nodeify(keyringController.placeSeedWords).bind(keyringController),
+      // Adds the current vault's seed words to the UI's state tree.
+      //
+      // Used when creating a first vault, to allow confirmation.
+      // Also used when revealing the seed words in the confirmation view.
+      placeSeedWords: (cb) => {
+        const primaryKeyring = keyringController.getKeyringsByType('HD Key Tree')[0]
+        if (!primaryKeyring) return cb(new Error('MetamaskController - No HD Key Tree found'))
+        primaryKeyring.serialize()
+        .then((serialized) => {
+          const seedWords = serialized.mnemonic
+          this.configManager.setSeedWords(seedWords)
+          promiseToCallback(this.keyringController.fullUpdate())(cb)
+        })
+      },
       clearSeedWordCache: nodeify(keyringController.clearSeedWordCache).bind(keyringController),
       setLocked: nodeify(keyringController.setLocked).bind(keyringController),
       submitPassword: (password, cb) => {
@@ -122,6 +136,11 @@ module.exports = class MetamaskController extends EventEmitter {
         .then((newState) => { cb(null, newState) })
         .catch((reason) => { cb(reason) })
       },
+      addNewAccount: (cb) => {
+        const primaryKeyring = keyringController.getKeyringsByType('HD Key Tree')[0]
+        if (!primaryKeyring) return cb(new Error('MetamaskController - No HD Key Tree found'))
+        promiseToCallback(keyringController.addNewAccount(primaryKeyring))(cb)
+      },
       importAccountWithStrategy: (strategy, args, cb) => {
         accountImporter.importAccount(strategy, args)
         .then((privateKey) => {
@@ -132,7 +151,6 @@ module.exports = class MetamaskController extends EventEmitter {
         .then(() => { cb(null, keyringController.fullUpdate()) })
         .catch((reason) => { cb(reason) })
       },
-      addNewAccount: nodeify(keyringController.addNewAccount).bind(keyringController),
       setSelectedAccount: nodeify(keyringController.setSelectedAccount).bind(keyringController),
       saveAccountLabel: nodeify(keyringController.saveAccountLabel).bind(keyringController),
       exportAccount: nodeify(keyringController.exportAccount).bind(keyringController),