From a180d1880c16e0f5340ae91ba6f31a3b08a84244 Mon Sep 17 00:00:00 2001
From: Pedro Pablo Aste Kompen <wachunei@gmail.com>
Date: Fri, 14 May 2021 17:54:31 -0400
Subject: [PATCH] Fix use max in send flow

---
 app/components/Views/SendFlow/Amount/index.js | 14 ++++++++++----
 1 file changed, 10 insertions(+), 4 deletions(-)

diff --git a/app/components/Views/SendFlow/Amount/index.js b/app/components/Views/SendFlow/Amount/index.js
index 736fdae5a73..298476d14bc 100644
--- a/app/components/Views/SendFlow/Amount/index.js
+++ b/app/components/Views/SendFlow/Amount/index.js
@@ -27,7 +27,6 @@ import {
 	renderFromWei,
 	weiToFiat,
 	fromWei,
-	fromTokenMinimalUnit,
 	toWei,
 	isDecimal,
 	toTokenMinimalUnit,
@@ -36,7 +35,8 @@ import {
 	weiToFiatNumber,
 	balanceToFiatNumber,
 	getCurrencySymbol,
-	handleWeiNumber
+	handleWeiNumber,
+	fromTokenMinimalUnitString
 } from '../../../../util/number';
 import { getTicker, generateTransferData, getEther } from '../../../../util/transactions';
 import { util } from '@metamask/controllers';
@@ -657,10 +657,16 @@ class Amount extends PureComponent {
 		} else {
 			const exchangeRate = contractExchangeRates[selectedAsset.address];
 			if (internalPrimaryCurrencyIsCrypto || !exchangeRate) {
-				input = fromTokenMinimalUnit(contractBalances[selectedAsset.address], selectedAsset.decimals);
+				input = fromTokenMinimalUnitString(
+					contractBalances[selectedAsset.address]?.toString(10),
+					selectedAsset.decimals
+				);
 			} else {
 				input = `${balanceToFiatNumber(
-					fromTokenMinimalUnit(contractBalances[selectedAsset.address], selectedAsset.decimals),
+					fromTokenMinimalUnitString(
+						contractBalances[selectedAsset.address]?.toString(10),
+						selectedAsset.decimals
+					),
 					conversionRate,
 					exchangeRate
 				)}`;