Adds toggle for primary currency (#5421)

* Add UnitInput component

* Add CurrencyInput component

* Add UserPreferencedCurrencyInput component

* Add UserPreferencedCurrencyDisplay component

* Add updatePreferences action

* Add styles for CurrencyInput, CurrencyDisplay, and UnitInput

* Update SettingsTab page with Primary Currency toggle

* Refactor currency displays and inputs to use UserPreferenced displays and inputs

* Add TokenInput component

* Add UserPreferencedTokenInput component

* Use TokenInput in the send screen

* Fix unit tests

* Fix e2e and integration tests

* Remove send/CurrencyDisplay component

* Replace diamond unicode character with Eth logo. Fix typos

2 files changed, 10 insertions, 11 deletions

diff --git a/ui/app/components/modals/cancel-transaction/cancel-transaction-gas-fee/cancel-transaction-gas-fee.component.js b/ui/app/components/modals/cancel-transaction/cancel-transaction-gas-fee/cancel-transaction-gas-fee.component.js
index b082db1d0..b973f221c 100644
--- a/ui/app/components/modals/cancel-transaction/cancel-transaction-gas-fee/cancel-transaction-gas-fee.component.js
+++ b/ui/app/components/modals/cancel-transaction/cancel-transaction-gas-fee/cancel-transaction-gas-fee.component.js
@@ -1,7 +1,7 @@
 import React, { PureComponent } from 'react'
 import PropTypes from 'prop-types'
-import CurrencyDisplay from '../../../currency-display'
-import { ETH } from '../../../../constants/common'
+import UserPreferencedCurrencyDisplay from '../../../user-preferenced-currency-display'
+import { PRIMARY, SECONDARY } from '../../../../constants/common'
 
 export default class CancelTransaction extends PureComponent {
   static propTypes = {
@@ -13,15 +13,15 @@ export default class CancelTransaction extends PureComponent {
 
     return (
       <div className="cancel-transaction-gas-fee">
-        <CurrencyDisplay
+        <UserPreferencedCurrencyDisplay
           className="cancel-transaction-gas-fee__eth"
-          currency={ETH}
           value={value}
-          numberOfDecimals={6}
+          type={PRIMARY}
         />
-        <CurrencyDisplay
+        <UserPreferencedCurrencyDisplay
           className="cancel-transaction-gas-fee__fiat"
           value={value}
+          type={SECONDARY}
         />
       </div>
     )
diff --git a/ui/app/components/modals/cancel-transaction/cancel-transaction-gas-fee/tests/cancel-transaction-gas-fee.component.test.js b/ui/app/components/modals/cancel-transaction/cancel-transaction-gas-fee/tests/cancel-transaction-gas-fee.component.test.js
index 994c2a577..014815503 100644
--- a/ui/app/components/modals/cancel-transaction/cancel-transaction-gas-fee/tests/cancel-transaction-gas-fee.component.test.js
+++ b/ui/app/components/modals/cancel-transaction/cancel-transaction-gas-fee/tests/cancel-transaction-gas-fee.component.test.js
@@ -2,7 +2,7 @@ import React from 'react'
 import assert from 'assert'
 import { shallow } from 'enzyme'
 import CancelTransactionGasFee from '../cancel-transaction-gas-fee.component'
-import CurrencyDisplay from '../../../../currency-display'
+import UserPreferencedCurrencyDisplay from '../../../../user-preferenced-currency-display'
 
 describe('CancelTransactionGasFee Component', () => {
   it('should render', () => {
@@ -13,12 +13,11 @@ describe('CancelTransactionGasFee Component', () => {
     )
 
     assert.ok(wrapper)
-    assert.equal(wrapper.find(CurrencyDisplay).length, 2)
-    const ethDisplay = wrapper.find(CurrencyDisplay).at(0)
-    const fiatDisplay = wrapper.find(CurrencyDisplay).at(1)
+    assert.equal(wrapper.find(UserPreferencedCurrencyDisplay).length, 2)
+    const ethDisplay = wrapper.find(UserPreferencedCurrencyDisplay).at(0)
+    const fiatDisplay = wrapper.find(UserPreferencedCurrencyDisplay).at(1)
 
     assert.equal(ethDisplay.props().value, '0x3b9aca00')
-    assert.equal(ethDisplay.props().currency, 'ETH')
     assert.equal(ethDisplay.props().className, 'cancel-transaction-gas-fee__eth')
 
     assert.equal(fiatDisplay.props().value, '0x3b9aca00')