From 148e415fe85f11b4817abfe5cb8438aed1ac29d1 Mon Sep 17 00:00:00 2001
From: Eugene Sokovikov <skv-headless@yandex.ru>
Date: Mon, 23 May 2022 17:59:49 +0400
Subject: [PATCH] fix: handle non existing inputCurrency from url #3056 (#3857)

- fix: handle non existing inputCurrency from url

oppening an url swap?inputCurrency=not_existing_address
cause a state where you are not able to change input currency
---
 src/pages/Swap/index.tsx | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/pages/Swap/index.tsx b/src/pages/Swap/index.tsx
index c1e83603d6..5c9facb030 100644
--- a/src/pages/Swap/index.tsx
+++ b/src/pages/Swap/index.tsx
@@ -426,7 +426,7 @@ export default function Swap({ history }: RouteComponentProps) {
                 }
                 value={formattedAmounts[Field.INPUT]}
                 showMaxButton={showMaxButton}
-                currency={currencies[Field.INPUT]}
+                currency={currencies[Field.INPUT] ?? null}
                 onUserInput={handleTypeInput}
                 onMax={handleMaxInput}
                 fiatValue={fiatValueInput ?? undefined}
@@ -454,7 +454,7 @@ export default function Swap({ history }: RouteComponentProps) {
                 hideBalance={false}
                 fiatValue={fiatValueOutput ?? undefined}
                 priceImpact={priceImpact}
-                currency={currencies[Field.OUTPUT]}
+                currency={currencies[Field.OUTPUT] ?? null}
                 onCurrencySelect={handleOutputSelect}
                 otherCurrency={currencies[Field.INPUT]}
                 showCommonBases={true}