From 042c04ce6bda65a0fc21897819b8deb49602e6b0 Mon Sep 17 00:00:00 2001
From: Alberto Gualis <agualis@gmail.com>
Date: Thu, 26 Sep 2024 07:58:29 +0200
Subject: [PATCH] chore: handle BAL#402 (paused) error

---
 lib/shared/components/errors/GenericError.tsx | 13 ++++++++++++-
 lib/shared/utils/error-filters.ts             | 19 ++++++++++++-------
 lib/shared/utils/query-errors.ts              |  4 +++-
 3 files changed, 27 insertions(+), 9 deletions(-)

diff --git a/lib/shared/components/errors/GenericError.tsx b/lib/shared/components/errors/GenericError.tsx
index 037d9b307..eca1b7c57 100644
--- a/lib/shared/components/errors/GenericError.tsx
+++ b/lib/shared/components/errors/GenericError.tsx
@@ -2,7 +2,7 @@
 
 import { AlertProps, Text } from '@chakra-ui/react'
 import { ErrorAlert } from './ErrorAlert'
-import { isUserRejectedError, isViemHttpFetchError } from '../../utils/error-filters'
+import { isPausedError, isUserRejectedError, isViemHttpFetchError } from '../../utils/error-filters'
 import { ensureError } from '../../utils/errors'
 import { BalAlertLink } from '../alerts/BalAlertLink'
 
@@ -28,6 +28,17 @@ export function GenericError({ error: _error, customErrorName, ...rest }: Props)
       </ErrorAlert>
     )
   }
+  if (isPausedError(_error)) {
+    return (
+      <ErrorAlert title={customErrorName} {...rest}>
+        <Text variant="secondary" color="black">
+          The pool or one of the pool tokens is paused. Check{' '}
+          <BalAlertLink href="https://discord.balancer.fi/">our discord</BalAlertLink> for more
+          information.
+        </Text>
+      </ErrorAlert>
+    )
+  }
   const errorMessage = error?.shortMessage || error.message
 
   if (errorMessage === 'RPC Request failed.' || errorMessage === 'An unknown RPC error occurred.') {
diff --git a/lib/shared/utils/error-filters.ts b/lib/shared/utils/error-filters.ts
index e959e2921..94971f718 100644
--- a/lib/shared/utils/error-filters.ts
+++ b/lib/shared/utils/error-filters.ts
@@ -8,11 +8,16 @@ export function isUserRejectedError(error: Error): boolean {
 */
 export function isViemHttpFetchError(error?: Error | null): boolean {
   if (!error) return false
-  if (
-    error.message.startsWith('HTTP request failed.') &&
-    error.message.includes('Failed to fetch')
-  ) {
-    return true
-  }
-  return false
+  return (
+    error.message.startsWith('HTTP request failed.') && error.message.includes('Failed to fetch')
+  )
+}
+
+export function isPausedError(error?: Error | null): boolean {
+  if (!error) return false
+  return isPausedErrorMessage(error.message)
+}
+
+export function isPausedErrorMessage(errorMessage: string): boolean {
+  return errorMessage.includes('reverted with the following reason:\nBAL#402\n')
 }
diff --git a/lib/shared/utils/query-errors.ts b/lib/shared/utils/query-errors.ts
index 3f0b9a6b6..73cf5c3ff 100644
--- a/lib/shared/utils/query-errors.ts
+++ b/lib/shared/utils/query-errors.ts
@@ -6,7 +6,7 @@ import {
   Exception as SentryException,
 } from '@sentry/types'
 import { SentryError, ensureError } from './errors'
-import { isUserRejectedError } from './error-filters'
+import { isPausedErrorMessage, isUserRejectedError } from './error-filters'
 import {
   AddLiquidityParams,
   stringifyHumanAmountsIn,
@@ -332,6 +332,8 @@ export function shouldIgnore(message: string, stackTrace = ''): boolean {
     return true
   }
 
+  if (isPausedErrorMessage(message)) return true
+
   return false
 }