fix: extend transaction deadline to 3 days (#2982)

src/components/TransactionSettings/index.tsx

@@ -3,6 +3,7 @@ import { Percent } from '@uniswap/sdk-core'
 import { L2_CHAIN_IDS } from 'constants/chains'
 import { DEFAULT_DEADLINE_FROM_NOW } from 'constants/misc'
 import { useActiveWeb3React } from 'hooks/web3'
+import ms from 'ms.macro'
 import { darken } from 'polished'
 import { useContext, useState } from 'react'
 import { useSetUserSlippageTolerance, useUserSlippageTolerance, useUserTransactionTTL } from 'state/user/hooks'
@@ -93,6 +94,8 @@ interface TransactionSettingsProps {
   placeholderSlippage: Percent // varies according to the context in which the settings dialog is placed
 }
 
+const THREE_DAYS_IN_SECONDS = ms`3 days` / 1000
+
 export default function TransactionSettings({ placeholderSlippage }: TransactionSettingsProps) {
   const { chainId } = useActiveWeb3React()
   const theme = useContext(ThemeContext)
@@ -142,7 +145,7 @@ export default function TransactionSettings({ placeholderSlippage }: Transaction
     } else {
       try {
         const parsed: number = Math.floor(Number.parseFloat(value) * 60)
-        if (!Number.isInteger(parsed) || parsed < 60 || parsed > 180 * 60) {
+        if (!Number.isInteger(parsed) || parsed < 60 || parsed > THREE_DAYS_IN_SECONDS) {
           setDeadlineError(DeadlineError.InvalidInput)
         } else {
           setDeadline(parsed)