eth_watchToken working

app/scripts/controllers/preferences.js

@@ -211,6 +211,13 @@ class PreferencesController {
     return selected
   }
 
+  removeSuggestedTokens () {
+    return new Promise((resolve, reject) => {
+      this.store.updateState({ suggestedTokens: {} })
+      resolve()
+    })
+  }
+
   /**
    * Setter for the `selectedAddress` property
    *

app/scripts/metamask-controller.js

@@ -392,6 +392,7 @@ module.exports = class MetamaskController extends EventEmitter {
       setSelectedAddress: nodeify(preferencesController.setSelectedAddress, preferencesController),
       addToken: nodeify(preferencesController.addToken, preferencesController),
       removeToken: nodeify(preferencesController.removeToken, preferencesController),
+      removeSuggestedTokens: nodeify(preferencesController.removeSuggestedTokens, preferencesController),
       setCurrentAccountTab: nodeify(preferencesController.setCurrentAccountTab, preferencesController),
       setAccountLabel: nodeify(preferencesController.setAccountLabel, preferencesController),
       setFeatureFlag: nodeify(preferencesController.setFeatureFlag, preferencesController),

ui/app/actions.js

@@ -226,6 +226,7 @@ var actions = {
   addTokens,
   removeToken,
   updateTokens,
+  removeSuggestedTokens,
   UPDATE_TOKENS: 'UPDATE_TOKENS',
   setRpcTarget: setRpcTarget,
   setProviderType: setProviderType,
@@ -1612,6 +1613,29 @@ function addTokens (tokens) {
   }
 }
 
+function removeSuggestedTokens () {
+  return (dispatch) => {
+    dispatch(actions.showLoadingIndication())
+    return new Promise((resolve, reject) => {
+      background.removeSuggestedTokens((err) => {
+        dispatch(actions.hideLoadingIndication())
+        if (err) {
+          dispatch(actions.displayWarning(err.message))
+          reject(err)
+        }
+        dispatch(actions.clearPendingTokens())
+        resolve()
+      })
+    })
+  }
+}
+
+function clearPendingTokens () {
+  return {
+    type: actions.CLEAR_PENDING_TOKENS,
+  }
+}
+
 function updateTokens (newTokens) {
   return {
     type: actions.UPDATE_TOKENS,

ui/app/components/pages/confirm-add-token/confirm-add-token.component.js

@@ -15,6 +15,7 @@ export default class ConfirmAddToken extends Component {
     clearPendingTokens: PropTypes.func,
     addTokens: PropTypes.func,
     pendingTokens: PropTypes.object,
+    removeSuggestedTokens: PropTypes.func,
   }
 
   componentDidMount () {
@@ -32,7 +33,7 @@ export default class ConfirmAddToken extends Component {
   }
 
   render () {
-    const { history, addTokens, clearPendingTokens, pendingTokens } = this.props
+    const { history, addTokens, clearPendingTokens, pendingTokens, removeSuggestedTokens } = this.props
 
     return (
       <div className="page-container">
@@ -90,7 +91,11 @@ export default class ConfirmAddToken extends Component {
             type="default"
             large
             className="page-container__footer-button"
-            onClick={() => history.push(ADD_TOKEN_ROUTE)}
+            onClick={() => {
+              // TODO find the right pace to removeSuggestedTokens
+              removeSuggestedTokens()
+              history.push(ADD_TOKEN_ROUTE)
+            }}
           >
             { this.context.t('back') }
           </Button>

ui/app/components/pages/confirm-add-token/confirm-add-token.container.js

@@ -3,7 +3,7 @@ import ConfirmAddToken from './confirm-add-token.component'
 
 const extend = require('xtend')
 
-const { addTokens, clearPendingTokens } = require('../../../actions')
+const { addTokens, clearPendingTokens, removeSuggestedTokens } = require('../../../actions')
 
 const mapStateToProps = ({ metamask }) => {
   const { pendingTokens, suggestedTokens } = metamask
@@ -18,6 +18,7 @@ const mapDispatchToProps = dispatch => {
   return {
     addTokens: tokens => dispatch(addTokens(tokens)),
     clearPendingTokens: () => dispatch(clearPendingTokens()),
+    removeSuggestedTokens: () => dispatch(removeSuggestedTokens()),
   }
 }
 

ui/app/reducers/metamask.js

@@ -29,6 +29,7 @@ function reduceMetamask (state, action) {
     tokenExchangeRates: {},
     tokens: [],
     pendingTokens: {},
+    suggestedTokens: {},
     send: {
       gasLimit: null,
       gasPrice: null,