Improve customize gas modal error handling

1 files changed, 23 insertions, 0 deletions

diff --git a/ui/app/selectors.js b/ui/app/selectors.js
index 4c3d21d33..3a15cef4c 100644
--- a/ui/app/selectors.js
+++ b/ui/app/selectors.js
@@ -1,5 +1,9 @@
 const valuesFor = require('./util').valuesFor
 
+const {
+  multiplyCurrencies,
+} = require('./conversion-util')
+
 const selectors = {
   getSelectedAddress,
   getSelectedIdentity,
@@ -16,6 +20,8 @@ const selectors = {
   getAddressBook,
   getSendFrom,
   getCurrentCurrency,
+  getSendAmount,
+  getSelectedTokenToFiatRate,
 }
 
 module.exports = selectors
@@ -123,6 +129,23 @@ function getSendFrom (state) {
   return state.metamask.send.from
 }
 
+function getSendAmount (state) {
+  return state.metamask.send.amount
+}
+
 function getCurrentCurrency (state) {
   return state.metamask.currentCurrency
 }
+
+function getSelectedTokenToFiatRate (state) {
+  const selectedTokenExchangeRate = getSelectedTokenExchangeRate(state)
+  const conversionRate = conversionRateSelector(state)
+
+  const tokenToFiatRate = multiplyCurrencies(
+    conversionRate,
+    selectedTokenExchangeRate,
+    { toNumericBase: 'dec' }
+  )
+
+  return tokenToFiatRate
+}