background controller - extract KeyringC.placeSeedWords to MetamaskC

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)
@@ -164,22 +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 (selectedKeyring) {
-    return selectedKeyring.serialize()
-    .then((serialized) => {
-      const seedWords = serialized.mnemonic
-      this.configManager.setSeedWords(seedWords)
-      return this.fullUpdate()
-    })
-  }
-
   // ClearSeedWordCache
   //
   // returns Promise( @string currentSelectedAccount )
@@ -424,15 +409,15 @@ module.exports = class KeyringController extends EventEmitter {
     this.clearKeyrings()
     return this.addNewKeyring('HD Key Tree', { numberOfAccounts: 1 })
     .then((keyring) => {
-      const accounts = keyring.getAccounts()
+      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(this.getKeyringsByType('HD Key Tree')[0])
     })
     .then(this.persistAllKeyrings.bind(this))
   }

app/scripts/metamask-controller.js

@@ -107,10 +107,19 @@ module.exports = class MetamaskController extends EventEmitter {
       // forward directly to keyringController
       createNewVaultAndKeychain: nodeify(keyringController.createNewVaultAndKeychain).bind(keyringController),
       createNewVaultAndRestore: nodeify(keyringController.createNewVaultAndRestore).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'))
-        promiseToCallback(keyringController.placeSeedWords(primaryKeyring))(cb)
+        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),

test/unit/keyring-controller-test.js

@@ -41,6 +41,9 @@ describe('KeyringController', function() {
       state = newState
       done()
     })
+    .catch((err) => {
+      done(err)
+    })
   })
 
   afterEach(function() {

ui/app/actions.js

@@ -230,7 +230,21 @@ function createNewVaultAndRestore (password, seed) {
 }
 
 function createNewVaultAndKeychain (password) {
-  return callBackgroundThenUpdate(background.createNewVaultAndKeychain, password)
+  return (dispatch) => {
+    dispatch(actions.showLoadingIndication())
+    background.createNewVaultAndKeychain(password, (err, newState) => {
+      if (err) {
+        return dispatch(actions.displayWarning(err.message))
+      }
+      background.placeSeedWords((err, newState) => {
+        if (err) {
+          return dispatch(actions.displayWarning(err.message))
+        }
+        dispatch(actions.hideLoadingIndication())
+        dispatch(actions.updateMetamaskState(newState))
+      })
+    })
+  }
 }
 
 function revealSeedConfirmation () {