From f5986a30f850eead4eb633069967ac34947ab68e Mon Sep 17 00:00:00 2001
From: Alexandr Kazachenko <shoom3301@gmail.com>
Date: Thu, 19 Oct 2023 18:56:00 +0600
Subject: [PATCH 1/2] fix(swap): periodically refresh unsupported tokens state
 (#3252)

---
 .../src/common/updaters/FeesUpdater.ts             | 14 +++++++++++++-
 1 file changed, 13 insertions(+), 1 deletion(-)

diff --git a/apps/cowswap-frontend/src/common/updaters/FeesUpdater.ts b/apps/cowswap-frontend/src/common/updaters/FeesUpdater.ts
index dfaf831e1b..d8deca92cd 100644
--- a/apps/cowswap-frontend/src/common/updaters/FeesUpdater.ts
+++ b/apps/cowswap-frontend/src/common/updaters/FeesUpdater.ts
@@ -7,6 +7,8 @@ import { OrderKind } from '@cowprotocol/cow-sdk'
 import { useENSAddress } from '@cowprotocol/ens'
 import { useWalletInfo } from '@cowprotocol/wallet'
 
+import ms from 'ms.macro'
+
 import { useRefetchQuoteCallback } from 'legacy/hooks/useRefetchPriceCallback'
 import { useIsUnsupportedTokenGp } from 'legacy/state/lists/hooks'
 import { useAllQuotes, useIsBestQuoteLoading, useSetQuoteError } from 'legacy/state/price/hooks'
@@ -29,6 +31,14 @@ export const TYPED_VALUE_DEBOUNCE_TIME = 350
 const REFETCH_CHECK_INTERVAL = 10000 // Every 10s
 const RENEW_FEE_QUOTES_BEFORE_EXPIRATION_TIME = 30000 // Will renew the quote if there's less than 30 seconds left for the quote to expire
 const WAITING_TIME_BETWEEN_EQUAL_REQUESTS = 5000 // Prevents from sending the same request to often (max, every 5s)
+const UNSUPPORTED_TOKEN_TTL = ms`1h`
+
+/**
+ * Since a token might become supported, we should periodically (once in 1h) refresh its state
+ */
+const isUnsupportedTokenExpired = ({ dateAdded }: { dateAdded: number }) => {
+  return dateAdded + UNSUPPORTED_TOKEN_TTL < Date.now()
+}
 
 type FeeQuoteParams = Omit<LegacyFeeQuoteParams, 'validTo'>
 
@@ -233,7 +243,9 @@ export function FeesUpdater(): null {
     // Callback to re-fetch both the fee and the price
     const refetchQuoteIfRequired = () => {
       // if no token is unsupported and needs refetching
-      const hasToRefetch = !unsupportedToken && isRefetchQuoteRequired(isLoading, quoteParams, quoteInfo)
+      const hasToRefetch =
+        (!unsupportedToken || isUnsupportedTokenExpired(unsupportedToken)) &&
+        isRefetchQuoteRequired(isLoading, quoteParams, quoteInfo)
 
       if (hasToRefetch) {
         // Decide if this is a new quote, or just a refresh

From 8a219e6aa74ec11ea8adbe9a3ca9cc7a1026c77c Mon Sep 17 00:00:00 2001
From: Alexandr Kazachenko <shoom3301@gmail.com>
Date: Thu, 19 Oct 2023 18:57:53 +0600
Subject: [PATCH 2/2] chore(main): release 1.48.7 (#3253)

---
 CHANGELOG.md | 7 +++++++
 package.json | 2 +-
 2 files changed, 8 insertions(+), 1 deletion(-)

diff --git a/CHANGELOG.md b/CHANGELOG.md
index 175b3d7320..916058d8ce 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,12 @@
 # Changelog
 
+## [1.48.7](https://github.com/cowprotocol/cowswap/compare/v1.48.6...v1.48.7) (2023-10-19)
+
+
+### Bug Fixes
+
+* **swap:** periodically refresh unsupported tokens state ([#3252](https://github.com/cowprotocol/cowswap/issues/3252)) ([f5986a3](https://github.com/cowprotocol/cowswap/commit/f5986a30f850eead4eb633069967ac34947ab68e))
+
 ## [1.48.6](https://github.com/cowprotocol/cowswap/compare/v1.48.5...v1.48.6) (2023-10-18)
 
 
diff --git a/package.json b/package.json
index 5225372f6f..1a35988f55 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "cowswap",
-  "version": "1.48.6",
+  "version": "1.48.7",
   "description": "CoW Swap",
   "main": "index.js",
   "author": "",