fix: switch to sell order if wallet changed from safe to EOA

Author: kernelwhisperer

apps/cowswap-frontend/project.json

@@ -35,7 +35,8 @@
       "executor": "@nx/vite:dev-server",
       "defaultConfiguration": "development",
       "options": {
-        "buildTarget": "cowswap-frontend:build"
+        "buildTarget": "cowswap-frontend:build",
+        "host": true
       },
       "configurations": {
         "dev": {

apps/cowswap-frontend/src/modules/swap/containers/SwapWidget/index.tsx

@@ -12,11 +12,13 @@ import { useHooksEnabledManager } from 'legacy/state/user/hooks'
 import { useTryFindIntermediateToken } from 'modules/bridge'
 import { TradeApproveWithAffectedOrderList } from 'modules/erc20Approve'
 import { EthFlowModal, EthFlowProps } from 'modules/ethFlow'
+import { SELL_ETH_RESET_STATE } from 'modules/swap/consts'
 import { AddIntermediateTokenModal } from 'modules/tokensList'
 import {
   TradeWidget,
   TradeWidgetSlots,
   useGetReceiveAmountInfo,
+  useIsEoaEthFlow,
   useTradePriceImpact,
   useWrapNativeFlow,
 } from 'modules/trade'
@@ -97,12 +99,19 @@ export function SwapWidget({ topContent, bottomContent }: SwapWidgetProps): Reac
   const [isHydrated, setIsHydrated] = useState(false)
   const handleUnlock = useCallback(() => updateSwapState({ isUnlocked: true }), [updateSwapState])
   const isPrimaryValidationPassed = useIsTradeFormValidationPassed()
+  const isEoaEthFlow = useIsEoaEthFlow()
 
   useEffect(() => {
     // Hydration guard: defer lock-screen until persisted state (isUnlocked) loads to prevent initial flash.
     setIsHydrated(true)
   }, [])
 
+  useEffect(() => {
+    if (isEoaEthFlow && !isSellOrder(orderKind)) {
+      updateSwapState(SELL_ETH_RESET_STATE)
+    }
+  }, [isEoaEthFlow, orderKind, updateSwapState])
+
   const isSellTrade = isSellOrder(orderKind)
 
   const ethFlowProps: EthFlowProps = useSafeMemoObject({