Delete ConfigManager, replacing its usages with PreferencesController

4 files changed, 27 insertions, 341 deletions

diff --git a/app/scripts/controllers/preferences.js b/app/scripts/controllers/preferences.js
index 464a37017..928ebdf1f 100644
--- a/app/scripts/controllers/preferences.js
+++ b/app/scripts/controllers/preferences.js
@@ -36,6 +36,8 @@ class PreferencesController {
       currentLocale: opts.initLangCode,
       identities: {},
       lostIdentities: {},
+      seedWords: null,
+      forgottenPassword: false,
     }, opts.initState)
 
     this.diagnostics = opts.diagnostics
@@ -47,6 +49,22 @@ class PreferencesController {
 // PUBLIC METHODS
 
   /**
+   * Sets the {@code forgottenPassword} state property
+   * @param {boolean} forgottenPassword whether or not the user has forgotten their password
+   */
+  setPasswordForgotten (forgottenPassword) {
+    this.store.updateState({ forgottenPassword })
+  }
+
+  /**
+   * Sets the {@code seedWords} seed words
+   * @param {string|null} seedWords the seed words
+   */
+  setSeedWords (seedWords) {
+    this.store.updateState({ seedWords })
+  }
+
+  /**
    * Setter for the `useBlockie` property
    *
    * @param {boolean} val Whether or not the user prefers blockie indicators
diff --git a/app/scripts/lib/config-manager.js b/app/scripts/lib/config-manager.js
deleted file mode 100644
index 221746467..000000000
--- a/app/scripts/lib/config-manager.js
+++ /dev/null
@@ -1,254 +0,0 @@
-const ethUtil = require('ethereumjs-util')
-const normalize = require('eth-sig-util').normalize
-const {
-  MAINNET_RPC_URL,
-  ROPSTEN_RPC_URL,
-  KOVAN_RPC_URL,
-  RINKEBY_RPC_URL,
-} = require('../controllers/network/enums')
-
-/* The config-manager is a convenience object
- * wrapping a pojo-migrator.
- *
- * It exists mostly to allow the creation of
- * convenience methods to access and persist
- * particular portions of the state.
- */
-module.exports = ConfigManager
-function ConfigManager (opts) {
-  // ConfigManager is observable and will emit updates
-  this._subs = []
-  this.store = opts.store
-}
-
-ConfigManager.prototype.setConfig = function (config) {
-  var data = this.getData()
-  data.config = config
-  this.setData(data)
-  this._emitUpdates(config)
-}
-
-ConfigManager.prototype.getConfig = function () {
-  var data = this.getData()
-  return data.config
-}
-
-ConfigManager.prototype.setData = function (data) {
-  this.store.putState(data)
-}
-
-ConfigManager.prototype.getData = function () {
-  return this.store.getState()
-}
-
-ConfigManager.prototype.setPasswordForgotten = function (passwordForgottenState) {
-  const data = this.getData()
-  data.forgottenPassword = passwordForgottenState
-  this.setData(data)
-}
-
-ConfigManager.prototype.getPasswordForgotten = function (passwordForgottenState) {
-  const data = this.getData()
-  return data.forgottenPassword
-}
-
-ConfigManager.prototype.setWallet = function (wallet) {
-  var data = this.getData()
-  data.wallet = wallet
-  this.setData(data)
-}
-
-ConfigManager.prototype.setVault = function (encryptedString) {
-  var data = this.getData()
-  data.vault = encryptedString
-  this.setData(data)
-}
-
-ConfigManager.prototype.getVault = function () {
-  var data = this.getData()
-  return data.vault
-}
-
-ConfigManager.prototype.getKeychains = function () {
-  return this.getData().keychains || []
-}
-
-ConfigManager.prototype.setKeychains = function (keychains) {
-  var data = this.getData()
-  data.keychains = keychains
-  this.setData(data)
-}
-
-ConfigManager.prototype.getSelectedAccount = function () {
-  var config = this.getConfig()
-  return config.selectedAccount
-}
-
-ConfigManager.prototype.setSelectedAccount = function (address) {
-  var config = this.getConfig()
-  config.selectedAccount = ethUtil.addHexPrefix(address)
-  this.setConfig(config)
-}
-
-ConfigManager.prototype.getWallet = function () {
-  return this.getData().wallet
-}
-
-// Takes a boolean
-ConfigManager.prototype.setShowSeedWords = function (should) {
-  var data = this.getData()
-  data.showSeedWords = should
-  this.setData(data)
-}
-
-
-ConfigManager.prototype.getShouldShowSeedWords = function () {
-  var data = this.getData()
-  return data.showSeedWords
-}
-
-ConfigManager.prototype.setSeedWords = function (words) {
-  var data = this.getData()
-  data.seedWords = words
-  this.setData(data)
-}
-
-ConfigManager.prototype.getSeedWords = function () {
-  var data = this.getData()
-  return data.seedWords
-}
-ConfigManager.prototype.setRpcTarget = function (rpcUrl) {
-  var config = this.getConfig()
-  config.provider = {
-    type: 'rpc',
-    rpcTarget: rpcUrl,
-  }
-  this.setConfig(config)
-}
-
-ConfigManager.prototype.setProviderType = function (type) {
-  var config = this.getConfig()
-  config.provider = {
-    type: type,
-  }
-  this.setConfig(config)
-}
-
-ConfigManager.prototype.useEtherscanProvider = function () {
-  var config = this.getConfig()
-  config.provider = {
-    type: 'etherscan',
-  }
-  this.setConfig(config)
-}
-
-ConfigManager.prototype.getProvider = function () {
-  var config = this.getConfig()
-  return config.provider
-}
-
-ConfigManager.prototype.getCurrentRpcAddress = function () {
-  var provider = this.getProvider()
-  if (!provider) return null
-  switch (provider.type) {
-
-    case 'mainnet':
-      return MAINNET_RPC_URL
-
-    case 'ropsten':
-      return ROPSTEN_RPC_URL
-
-    case 'kovan':
-      return KOVAN_RPC_URL
-
-    case 'rinkeby':
-      return RINKEBY_RPC_URL
-
-    default:
-      return provider && provider.rpcTarget ? provider.rpcTarget : RINKEBY_RPC_URL
-  }
-}
-
-//
-// Tx
-//
-
-ConfigManager.prototype.getTxList = function () {
-  var data = this.getData()
-  if (data.transactions !== undefined) {
-    return data.transactions
-  } else {
-    return []
-  }
-}
-
-ConfigManager.prototype.setTxList = function (txList) {
-  var data = this.getData()
-  data.transactions = txList
-  this.setData(data)
-}
-
-
-// wallet nickname methods
-
-ConfigManager.prototype.getWalletNicknames = function () {
-  var data = this.getData()
-  const nicknames = ('walletNicknames' in data) ? data.walletNicknames : {}
-  return nicknames
-}
-
-ConfigManager.prototype.nicknameForWallet = function (account) {
-  const address = normalize(account)
-  const nicknames = this.getWalletNicknames()
-  return nicknames[address]
-}
-
-ConfigManager.prototype.setNicknameForWallet = function (account, nickname) {
-  const address = normalize(account)
-  const nicknames = this.getWalletNicknames()
-  nicknames[address] = nickname
-  var data = this.getData()
-  data.walletNicknames = nicknames
-  this.setData(data)
-}
-
-// observable
-
-ConfigManager.prototype.getSalt = function () {
-  var data = this.getData()
-  return data.salt
-}
-
-ConfigManager.prototype.setSalt = function (salt) {
-  var data = this.getData()
-  data.salt = salt
-  this.setData(data)
-}
-
-ConfigManager.prototype.subscribe = function (fn) {
-  this._subs.push(fn)
-  var unsubscribe = this.unsubscribe.bind(this, fn)
-  return unsubscribe
-}
-
-ConfigManager.prototype.unsubscribe = function (fn) {
-  var index = this._subs.indexOf(fn)
-  if (index !== -1) this._subs.splice(index, 1)
-}
-
-ConfigManager.prototype._emitUpdates = function (state) {
-  this._subs.forEach(function (handler) {
-    handler(state)
-  })
-}
-
-ConfigManager.prototype.setLostAccounts = function (lostAccounts) {
-  var data = this.getData()
-  data.lostAccounts = lostAccounts
-  this.setData(data)
-}
-
-ConfigManager.prototype.getLostAccounts = function () {
-  var data = this.getData()
-  return data.lostAccounts || []
-}
diff --git a/app/scripts/metamask-controller.js b/app/scripts/metamask-controller.js
index 3ab256314..f9a12628b 100644
--- a/app/scripts/metamask-controller.js
+++ b/app/scripts/metamask-controller.js
@@ -36,7 +36,6 @@ const TransactionController = require('./controllers/transactions')
 const BalancesController = require('./controllers/computed-balances')
 const TokenRatesController = require('./controllers/token-rates')
 const DetectTokensController = require('./controllers/detect-tokens')
-const ConfigManager = require('./lib/config-manager')
 const nodeify = require('./lib/nodeify')
 const accountImporter = require('./account-import-strategies')
 const getBuyEthUrl = require('./lib/buy-eth-url')
@@ -83,11 +82,6 @@ module.exports = class MetamaskController extends EventEmitter {
     // network store
     this.networkController = new NetworkController(initState.NetworkController)
 
-    // config manager
-    this.configManager = new ConfigManager({
-      store: this.store,
-    })
-
     // preferences controller
     this.preferencesController = new PreferencesController({
       initState: initState.PreferencesController,
@@ -314,18 +308,15 @@ module.exports = class MetamaskController extends EventEmitter {
    * @returns {Object} status
    */
   getState () {
-    const wallet = this.configManager.getWallet()
     const vault = this.keyringController.store.getState().vault
-    const isInitialized = (!!wallet || !!vault)
+    const isInitialized = !!vault
 
     return {
       ...{ isInitialized },
       ...this.memStore.getFlatState(),
-      ...this.configManager.getConfig(),
       ...{
-        lostAccounts: this.configManager.getLostAccounts(),
-        seedWords: this.configManager.getSeedWords(),
-        forgottenPassword: this.configManager.getPasswordForgotten(),
+        // TODO: Remove usages of lost accounts
+        lostAccounts: [],
       },
     }
   }
@@ -727,7 +718,7 @@ module.exports = class MetamaskController extends EventEmitter {
 
     this.verifySeedPhrase()
       .then((seedWords) => {
-        this.configManager.setSeedWords(seedWords)
+        this.preferencesController.setSeedWords(seedWords)
         return cb(null, seedWords)
       })
       .catch((err) => {
@@ -776,7 +767,7 @@ module.exports = class MetamaskController extends EventEmitter {
    * @param {function} cb Callback function called with the current address.
    */
   clearSeedWordCache (cb) {
-    this.configManager.setSeedWords(null)
+    this.preferencesController.setSeedWords(null)
     cb(null, this.preferencesController.getSelectedAddress())
   }
 
@@ -1037,36 +1028,17 @@ module.exports = class MetamaskController extends EventEmitter {
   /**
    * A legacy method used to record user confirmation that they understand
    * that some of their accounts have been recovered but should be backed up.
+   * This function no longer does anything and will be removed.
    *
    * @deprecated
    * @param {Function} cb - A callback function called with a full state update.
    */
   markAccountsFound (cb) {
-    this.configManager.setLostAccounts([])
-    this.sendUpdate()
+    // TODO Remove me
     cb(null, this.getState())
   }
 
   /**
-   * A legacy method (probably dead code) that was used when we swapped out our
-   * key management library that we depended on.
-   *
-   * Described in:
-   * https://medium.com/metamask/metamask-3-migration-guide-914b79533cdd
-   *
-   * @deprecated
-   * @param  {} migratorOutput
-   */
-  restoreOldLostAccounts (migratorOutput) {
-    const { lostAccounts } = migratorOutput
-    if (lostAccounts) {
-      this.configManager.setLostAccounts(lostAccounts.map(acct => acct.address))
-      return this.importLostAccounts(migratorOutput)
-    }
-    return Promise.resolve(migratorOutput)
-  }
-
-  /**
    * An account object
    * @typedef Account
    * @property string privateKey - The private key of the account.
@@ -1144,7 +1116,7 @@ module.exports = class MetamaskController extends EventEmitter {
    * @param {Function} cb - A callback function called when complete.
    */
   markPasswordForgotten (cb) {
-    this.configManager.setPasswordForgotten(true)
+    this.preferencesController.setPasswordForgotten(true)
     this.sendUpdate()
     cb()
   }
@@ -1154,7 +1126,7 @@ module.exports = class MetamaskController extends EventEmitter {
    * @param {Function} cb - A callback function called when complete.
    */
   unMarkPasswordForgotten (cb) {
-    this.configManager.setPasswordForgotten(false)
+    this.preferencesController.setPasswordForgotten(false)
     this.sendUpdate()
     cb()
   }
diff --git a/app/scripts/migrations/_multi-keyring.js b/app/scripts/migrations/_multi-keyring.js
deleted file mode 100644
index 7a4578ea7..000000000
--- a/app/scripts/migrations/_multi-keyring.js
+++ /dev/null
@@ -1,50 +0,0 @@
-const version = 5
-
-/*
-
-This is an incomplete migration bc it requires post-decrypted data
-which we dont have access to at the time of this writing.
-
-*/
-
-const ObservableStore = require('obs-store')
-const ConfigManager = require('../../app/scripts/lib/config-manager')
-const IdentityStoreMigrator = require('../../app/scripts/lib/idStore-migrator')
-const KeyringController = require('eth-keyring-controller')
-
-const password = 'obviously not correct'
-
-module.exports = {
-  version,
-
-  migrate: function (versionedData) {
-    versionedData.meta.version = version
-
-    const store = new ObservableStore(versionedData.data)
-    const configManager = new ConfigManager({ store })
-    const idStoreMigrator = new IdentityStoreMigrator({ configManager })
-    const keyringController = new KeyringController({
-      configManager: configManager,
-    })
-
-    // attempt to migrate to multiVault
-    return idStoreMigrator.migratedVaultForPassword(password)
-    .then((result) => {
-      // skip if nothing to migrate
-      if (!result) return Promise.resolve(versionedData)
-      delete versionedData.data.wallet
-      // create new keyrings
-      const privKeys = result.lostAccounts.map(acct => acct.privateKey)
-      return Promise.all([
-        keyringController.restoreKeyring(result.serialized),
-        keyringController.restoreKeyring({ type: 'Simple Key Pair', data: privKeys }),
-      ]).then(() => {
-        return keyringController.persistAllKeyrings(password)
-      }).then(() => {
-        // copy result on to state object
-        versionedData.data = store.get()
-        return Promise.resolve(versionedData)
-      })
-    })
-  },
-}