account removal is working

app/scripts/controllers/preferences.js

@@ -85,6 +85,30 @@ class PreferencesController {
     this.store.updateState({ identities })
   }
 
+  /**
+   * Removes an address from state
+   *
+   * @param {string} address A hex address
+   * @returns {string} the address that was removed
+   */
+  removeAddress (address) {
+    const identities = this.store.getState().identities
+    if (!identities[address]) {
+      throw new Error(`${address} can't be deleted cause it was not found`)
+    }
+    delete identities[address]
+    this.store.updateState({ identities })
+
+    // If the selected account is no longer valid,
+    // select an arbitrary other account:
+    if (address === this.getSelectedAddress()) {
+      const selected = Object.keys(identities)[0]
+      this.setSelectedAddress(selected)
+    }
+    return address
+  }
+
+
   /**
    * Adds addresses to the identities object without removing identities
    *

app/scripts/metamask-controller.js

@@ -354,6 +354,7 @@ module.exports = class MetamaskController extends EventEmitter {
       verifySeedPhrase: nodeify(this.verifySeedPhrase, this),
       clearSeedWordCache: this.clearSeedWordCache.bind(this),
       resetAccount: nodeify(this.resetAccount, this),
+      removeAccount: nodeify(this.removeAccount, this),
       importAccountWithStrategy: nodeify(this.importAccountWithStrategy, this),
 
       // trezor
@@ -587,7 +588,8 @@ module.exports = class MetamaskController extends EventEmitter {
       }
     })
 
-    this.preferencesController.setAccountLabel(trezorAccount, `TREZOR #${index + 1}`)
+    this.preferencesController.setAccountLabel(trezorAccount, `TREZOR #${parseInt(index, 10) + 1}`)
+    this.preferencesController.setSelectedAddress(trezorAccount)
     const { identities } = this.preferencesController.store.getState()
     return { ...keyState, identities }
    }
@@ -705,6 +707,18 @@ module.exports = class MetamaskController extends EventEmitter {
     return selectedAddress
   }
 
+  /**
+   * Removes a "Loose" account from state.
+   *
+   * @param {string[]} address A hex address
+   *
+   */
+  async removeAccount (address) {
+    this.preferencesController.removeAddress(address)
+    return address
+  }
+
+
   /**
    * Imports an account with the specified import strategy.
    * These are defined in app/scripts/account-import-strategies

ui/app/actions.js

@@ -83,6 +83,7 @@ var actions = {
   NEW_ACCOUNT_SCREEN: 'NEW_ACCOUNT_SCREEN',
   navigateToNewAccountScreen,
   resetAccount,
+  removeAccount,
   showNewVaultSeed: showNewVaultSeed,
   showInfoPage: showInfoPage,
   CLOSE_WELCOME_SCREEN: 'CLOSE_WELCOME_SCREEN',
@@ -535,6 +536,26 @@ function resetAccount () {
   }
 }
 
+function removeAccount (address) {
+  return dispatch => {
+    dispatch(actions.showLoadingIndication())
+
+    return new Promise((resolve, reject) => {
+      background.removeAccount(address, (err, account) => {
+        dispatch(actions.hideLoadingIndication())
+        if (err) {
+          dispatch(actions.displayWarning(err.message))
+          return reject(err)
+        }
+
+        log.info('Account removed: ' + account)
+        dispatch(actions.showAccountsPage())
+        resolve()
+      })
+    })
+  }
+}
+
 function addNewKeyring (type, opts) {
   return (dispatch) => {
     dispatch(actions.showLoadingIndication())

ui/app/components/account-menu/index.js

@@ -68,7 +68,7 @@ function mapDispatchToProps (dispatch) {
       dispatch(actions.hideSidebar())
       dispatch(actions.toggleAccountMenu())
     },
-    showForgetAccountConfirmationModal: (address) => {
+    showRemoveAccountConfirmationModal: (address) => {
       return dispatch(actions.showModal({ name: 'CONFIRM_FORGET_ACCOUNT', address }))
     },
   }
@@ -156,7 +156,8 @@ AccountMenu.prototype.renderAccounts = function () {
   } = this.props
 
   const accountOrder = keyrings.reduce((list, keyring) => list.concat(keyring.accounts), [])
-  return accountOrder.map((address) => {
+  return accountOrder.filter(address => !!identities[address]).map((address) => {
+
     const identity = identities[address]
     const isSelected = identity.address === selectedAddress
 
@@ -191,25 +192,24 @@ AccountMenu.prototype.renderAccounts = function () {
         ]),
 
         this.renderKeyringType(keyring),
-        this.renderForgetAccount(keyring, identity.address),
+        this.renderRemoveAccount(keyring, identity.address),
       ],
     )
   })
 }
 
-AccountMenu.prototype.renderForgetAccount = function (keyring, address) {
+AccountMenu.prototype.renderRemoveAccount = function (keyring, address) {
   // Any account that's not form the HD wallet can be forgotten
   const type = keyring.type
-  const isForgetable = type !== 'HD Key Tree'
-  return isForgetable ? h('a.forget-account-icon', { onClick: (e) => this.forgetAccount(e, address) }, '') : null
+  const isRemovable = type !== 'HD Key Tree'
+  return isRemovable ? h('a.forget-account-icon', { onClick: (e) => this.removeAccount(e, address) }, '') : null
 }
 
-AccountMenu.prototype.forgetAccount = function (e, address) {
+AccountMenu.prototype.removeAccount = function (e, address) {
   e.preventDefault()
   e.stopPropagation()
-  const { showForgetAccountConfirmationModal } = this.props
-  console.log('should forget address: ', address)
-  showForgetAccountConfirmationModal(address)
+  const { showRemoveAccountConfirmationModal } = this.props
+  showRemoveAccountConfirmationModal(address)
 }
 
 AccountMenu.prototype.renderKeyringType = function (keyring) {

ui/app/components/modals/confirm-remove-account/confirm-remove-account.container.js

@@ -3,6 +3,12 @@ import ConfirmRemoveAccount from './confirm-remove-account.component'
 
 const { hideModal, removeAccount } = require('../../../actions')
 
+const mapStateToProps = state => {
+  return {
+    address: state.appState.modal.modalState.props.address,
+  }
+}
+
 const mapDispatchToProps = dispatch => {
   return {
     hideModal: () => dispatch(hideModal()),
@@ -10,4 +16,4 @@ const mapDispatchToProps = dispatch => {
   }
 }
 
-export default connect(null, mapDispatchToProps)(ConfirmRemoveAccount)
+export default connect(mapStateToProps, mapDispatchToProps)(ConfirmRemoveAccount)

ui/app/components/modals/modal.js

@@ -1,5 +1,4 @@
-const React = require('react')
-const Component = React.Component
+const Component = require('react').Component
 const h = require('react-hyperscript')
 const inherits = require('util').inherits
 const connect = require('react-redux').connect
@@ -385,7 +384,7 @@ Modal.prototype.render = function () {
       backdropStyle: BACKDROPSTYLE,
       closeOnClick: !disableBackdropClick,
     },
-    React.cloneElement(children, {...this.props.modalState.props}, null),
+    children,
   )
 }