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, 67 insertions, 28 deletions

diff --git a/ui/app/components/pages/confirm-transaction-base/confirm-transaction-base.component.js b/ui/app/components/pages/confirm-transaction-base/confirm-transaction-base.component.js
index 707dad62d..c92867afe 100644
--- a/ui/app/components/pages/confirm-transaction-base/confirm-transaction-base.component.js
+++ b/ui/app/components/pages/confirm-transaction-base/confirm-transaction-base.component.js
@@ -1,7 +1,6 @@
 import React, { Component } from 'react'
 import PropTypes from 'prop-types'
 import ConfirmPageContainer, { ConfirmDetailRow } from '../../confirm-page-container'
-import { formatCurrency } from '../../../helpers/confirm-transaction/util'
 import { isBalanceSufficient } from '../../send/send.utils'
 import { DEFAULT_ROUTE } from '../../../routes'
 import {
@@ -9,6 +8,8 @@ import {
   TRANSACTION_ERROR_KEY,
 } from '../../../constants/error-keys'
 import { CONFIRMED_STATUS, DROPPED_STATUS } from '../../../constants/transactions'
+import UserPreferencedCurrencyDisplay from '../../user-preferenced-currency-display'
+import { PRIMARY, SECONDARY } from '../../../constants/common'
 
 export default class ConfirmTransactionBase extends Component {
   static contextTypes = {
@@ -36,7 +37,9 @@ export default class ConfirmTransactionBase extends Component {
     fiatTransactionTotal: PropTypes.string,
     fromAddress: PropTypes.string,
     fromName: PropTypes.string,
-    hexGasTotal: PropTypes.string,
+    hexTransactionAmount: PropTypes.string,
+    hexTransactionFee: PropTypes.string,
+    hexTransactionTotal: PropTypes.string,
     isTxReprice: PropTypes.bool,
     methodData: PropTypes.object,
     nonce: PropTypes.string,
@@ -59,8 +62,8 @@ export default class ConfirmTransactionBase extends Component {
     detailsComponent: PropTypes.node,
     errorKey: PropTypes.string,
     errorMessage: PropTypes.string,
-    ethTotalTextOverride: PropTypes.string,
-    fiatTotalTextOverride: PropTypes.string,
+    primaryTotalTextOverride: PropTypes.oneOfType([PropTypes.string, PropTypes.node]),
+    secondaryTotalTextOverride: PropTypes.string,
     hideData: PropTypes.bool,
     hideDetails: PropTypes.bool,
     hideSubtitle: PropTypes.bool,
@@ -70,8 +73,10 @@ export default class ConfirmTransactionBase extends Component {
     onEditGas: PropTypes.func,
     onSubmit: PropTypes.func,
     subtitle: PropTypes.string,
+    subtitleComponent: PropTypes.node,
     summaryComponent: PropTypes.node,
     title: PropTypes.string,
+    titleComponent: PropTypes.node,
     valid: PropTypes.bool,
     warning: PropTypes.string,
   }
@@ -105,7 +110,7 @@ export default class ConfirmTransactionBase extends Component {
     const {
       balance,
       conversionRate,
-      hexGasTotal,
+      hexTransactionFee,
       txData: {
         simulationFails,
         txParams: {
@@ -116,7 +121,7 @@ export default class ConfirmTransactionBase extends Component {
 
     const insufficientBalance = balance && !isBalanceSufficient({
       amount,
-      gasTotal: hexGasTotal || '0x0',
+      gasTotal: hexTransactionFee || '0x0',
       balance,
       conversionRate,
     })
@@ -153,13 +158,10 @@ export default class ConfirmTransactionBase extends Component {
   renderDetails () {
     const {
       detailsComponent,
-      fiatTransactionFee,
-      ethTransactionFee,
-      currentCurrency,
-      fiatTransactionTotal,
-      ethTransactionTotal,
-      fiatTotalTextOverride,
-      ethTotalTextOverride,
+      primaryTotalTextOverride,
+      secondaryTotalTextOverride,
+      hexTransactionFee,
+      hexTransactionTotal,
       hideDetails,
     } = this.props
 
@@ -167,16 +169,13 @@ export default class ConfirmTransactionBase extends Component {
       return null
     }
 
-    const formattedCurrency = formatCurrency(fiatTransactionTotal, currentCurrency)
-
     return (
       detailsComponent || (
         <div className="confirm-page-container-content__details">
           <div className="confirm-page-container-content__gas-fee">
             <ConfirmDetailRow
               label="Gas Fee"
-              fiatText={formatCurrency(fiatTransactionFee, currentCurrency)}
-              ethText={`\u2666 ${ethTransactionFee}`}
+              value={hexTransactionFee}
               headerText="Edit"
               headerTextClassName="confirm-detail-row__header-text--edit"
               onHeaderClick={() => this.handleEditGas()}
@@ -185,11 +184,12 @@ export default class ConfirmTransactionBase extends Component {
           <div>
             <ConfirmDetailRow
               label="Total"
-              fiatText={fiatTotalTextOverride || formattedCurrency}
-              ethText={ethTotalTextOverride || `\u2666 ${ethTransactionTotal}`}
+              value={hexTransactionTotal}
+              primaryText={primaryTotalTextOverride}
+              secondaryText={secondaryTotalTextOverride}
               headerText="Amount + Gas Fee"
               headerTextClassName="confirm-detail-row__header-text--total"
-              fiatTextColor="#2f9ae0"
+              primaryValueTextColor="#2f9ae0"
             />
           </div>
         </div>
@@ -311,6 +311,43 @@ export default class ConfirmTransactionBase extends Component {
     }
   }
 
+  renderTitleComponent () {
+    const { title, titleComponent, hexTransactionAmount } = this.props
+
+    // Title string passed in by props takes priority
+    if (title) {
+      return null
+    }
+
+    return titleComponent || (
+      <UserPreferencedCurrencyDisplay
+        value={hexTransactionAmount}
+        type={PRIMARY}
+        showEthLogo
+        ethLogoHeight="26"
+        hideLabel
+      />
+    )
+  }
+
+  renderSubtitleComponent () {
+    const { subtitle, subtitleComponent, hexTransactionAmount } = this.props
+
+    // Subtitle string passed in by props takes priority
+    if (subtitle) {
+      return null
+    }
+
+    return subtitleComponent || (
+      <UserPreferencedCurrencyDisplay
+        value={hexTransactionAmount}
+        type={SECONDARY}
+        showEthLogo
+        hideLabel
+      />
+    )
+  }
+
   render () {
     const {
       isTxReprice,
@@ -319,12 +356,9 @@ export default class ConfirmTransactionBase extends Component {
       toName,
       toAddress,
       methodData,
-      ethTransactionAmount,
-      fiatTransactionAmount,
       valid: propsValid = true,
       errorMessage,
       errorKey: propsErrorKey,
-      currentCurrency,
       action,
       title,
       subtitle,
@@ -341,7 +375,6 @@ export default class ConfirmTransactionBase extends Component {
     const { submitting, submitError } = this.state
 
     const { name } = methodData
-    const fiatConvertedAmount = formatCurrency(fiatTransactionAmount, currentCurrency)
     const { valid, errorKey } = this.getErrorKey()
 
     return (
@@ -352,8 +385,10 @@ export default class ConfirmTransactionBase extends Component {
         toAddress={toAddress}
         showEdit={onEdit && !isTxReprice}
         action={action || name || this.context.t('unknownFunction')}
-        title={title || `${fiatConvertedAmount} ${currentCurrency.toUpperCase()}`}
-        subtitle={subtitle || `\u2666 ${ethTransactionAmount}`}
+        title={title}
+        titleComponent={this.renderTitleComponent()}
+        subtitle={subtitle}
+        subtitleComponent={this.renderSubtitleComponent()}
         hideSubtitle={hideSubtitle}
         summaryComponent={summaryComponent}
         detailsComponent={this.renderDetails()}
diff --git a/ui/app/components/pages/confirm-transaction-base/confirm-transaction-base.container.js b/ui/app/components/pages/confirm-transaction-base/confirm-transaction-base.container.js
index b34067686..c366d5137 100644
--- a/ui/app/components/pages/confirm-transaction-base/confirm-transaction-base.container.js
+++ b/ui/app/components/pages/confirm-transaction-base/confirm-transaction-base.container.js
@@ -36,7 +36,9 @@ const mapStateToProps = (state, props) => {
     fiatTransactionAmount,
     fiatTransactionFee,
     fiatTransactionTotal,
-    hexGasTotal,
+    hexTransactionAmount,
+    hexTransactionFee,
+    hexTransactionTotal,
     tokenData,
     methodData,
     txData,
@@ -87,7 +89,9 @@ const mapStateToProps = (state, props) => {
     fiatTransactionAmount,
     fiatTransactionFee,
     fiatTransactionTotal,
-    hexGasTotal,
+    hexTransactionAmount,
+    hexTransactionFee,
+    hexTransactionTotal,
     txData,
     tokenData,
     methodData,