feat: STAKE-914 Remove MM_POOLED_STAKING_UI_ENABLED feature flag (#12852

)

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## **Description**
This PR removes the `MM_POOLED_STAKING_UI_ENABLED` feature flag, removed
related usages in the codebase, and updates breaking tests. We no longer
need this feature flag as pooled-staking is live.

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Write a short description of the changes included in this pull request,
also include relevant motivation and context. Have in mind the following
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1. What is the reason for the change?
2. What is the improvement/solution?
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## **Related issues**

- Jira ticket: [STAKE-914 Remove MM_POOLED_STAKING_UI_ENABLED feature
flag](https://consensyssoftware.atlassian.net/browse/STAKE-914)

## **Manual testing steps**

N/A

## **Screenshots/Recordings**

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before and after of your change. -->

### **Before**

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### **After**

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## **Pre-merge author checklist**

- [x] I’ve followed [MetaMask Contributor
Docs](https://github.com/MetaMask/contributor-docs) and [MetaMask Mobile
Coding
Standards](https://github.com/MetaMask/metamask-mobile/blob/main/.github/guidelines/CODING_GUIDELINES.md).
- [x] I've completed the PR template to the best of my ability
- [x] I’ve included tests if applicable
- [ ] I’ve documented my code using [JSDoc](https://jsdoc.app/) format
if applicable
- [x] I’ve applied the right labels on the PR (see [labeling
guidelines](https://github.com/MetaMask/metamask-mobile/blob/main/.github/guidelines/LABELING_GUIDELINES.md)).
Not required for external contributors.

## **Pre-merge reviewer checklist**

- [ ] I've manually tested the PR (e.g. pull and build branch, run the
app, test code being changed).
- [ ] I confirm that this PR addresses all acceptance criteria described
in the ticket it closes and includes the necessary testing evidence such
as recordings and or screenshots.

app/components/UI/AssetOverview/Balance/Balance.tsx

@@ -29,7 +29,6 @@ import Text, {
 } from '../../../../component-library/components/Texts/Text';
 import { TokenI } from '../../Tokens/types';
 import { useNavigation } from '@react-navigation/native';
-import { isPooledStakingFeatureEnabled } from '../../Stake/constants';
 import StakingBalance from '../../Stake/components/StakingBalance/StakingBalance';
 import {
   PopularList,
@@ -167,9 +166,7 @@ const Balance = ({ asset, mainBalance, secondaryBalance }: BalanceProps) => {
           {asset.name || asset.symbol}
         </Text>
       </AssetElement>
-      {isPooledStakingFeatureEnabled() && asset?.isETH && (
-        <StakingBalance asset={asset} />
-      )}
+      {asset?.isETH && <StakingBalance asset={asset} />}
     </View>
   );
 };

app/components/UI/AssetOverview/Balance/index.test.tsx

@@ -58,11 +58,21 @@ const mockETH = {
   isNative: true,
 };
 
-const mockInitialState = {
-  engine: {
-    backgroundState,
+jest.mock('../../../../core/Engine', () => ({
+  context: {
+    NetworkController: {
+      getNetworkClientById: () => ({
+        configuration: {
+          chainId: '0x1',
+          rpcUrl: 'https://mainnet.infura.io/v3',
+          ticker: 'ETH',
+          type: 'custom',
+        },
+      }),
+      findNetworkClientIdByChainId: () => 'mainnet',
+    },
   },
-};
+}));
 
 jest.mock('../../../../util/networks', () => ({
   ...jest.requireActual('../../../../util/networks'),
@@ -74,6 +84,48 @@ jest.mock('../../../../util/networks', () => ({
   isPortfolioViewEnabled: jest.fn(),
 }));
 
+jest.mock('../../Stake/hooks/usePooledStakes', () => ({
+  __esModule: true,
+  default: () => ({
+    pooledStakesData: {
+      account: '0xabc',
+      assets: '10000000000000000',
+      exitRequests: [],
+      lifetimeRewards: '100000000000000',
+    },
+    exchangeRate: 1.018,
+    hasStakedPositions: true,
+    hasEthToUnstake: true,
+    isLoadingPooledStakesData: false,
+  }),
+}));
+
+jest.mock('../../Stake/hooks/useVaultData', () => ({
+  __esModule: true,
+  default: () => ({
+    vaultData: {
+      apy: '2.437033146840025387168141592920355',
+      capacity: '1000000000000000000000000000000000000000000000000000000000000',
+      feePercent: 1500,
+      totalAssets: '10000000000000000000000',
+      vaultAddress: '0xdef',
+    },
+  }),
+}));
+
+jest.mock('../../Stake/hooks/useStakingEligibility', () => ({
+  __esModule: true,
+  default: () => ({
+    isEligible: true,
+  }),
+}));
+
+const mockInitialState = {
+  engine: {
+    backgroundState,
+  },
+};
+
 describe('Balance', () => {
   const mockStore = configureMockStore();
   const store = mockStore(mockInitialState);
@@ -131,13 +183,19 @@ describe('Balance', () => {
   });
 
   it('should not fire navigation event for native tokens', () => {
-    const { queryByTestId } = render(
+    const { queryAllByTestId } = render(
       <Provider store={store}>
-        <Balance asset={mockETH} mainBalance="100" secondaryBalance="200" />
+        <Balance asset={mockETH} mainBalance="100" secondaryBalance="200" />,
       </Provider>,
     );
-    const assetElement = queryByTestId('asset-ETH');
-    fireEvent.press(assetElement);
+
+    // Includes native ETH and staked ETH
+    const ethElements = queryAllByTestId('asset-ETH');
+
+    ethElements.forEach((ethElement) => {
+      fireEvent.press(ethElement);
+    });
+
     expect(mockNavigate).toHaveBeenCalledTimes(0);
   });
 

app/components/UI/AssetOverview/TokenDetails/TokenDetails.tsx

@@ -28,7 +28,6 @@ import Logger from '../../../../util/Logger';
 import TokenDetailsList from './TokenDetailsList';
 import MarketDetailsList from './MarketDetailsList';
 import { TokenI } from '../../Tokens/types';
-import { isPooledStakingFeatureEnabled } from '../../Stake/constants';
 import StakingEarnings from '../../Stake/components/StakingEarnings';
 import { isPortfolioViewEnabled } from '../../../../util/networks';
 
@@ -147,7 +146,7 @@ const TokenDetails: React.FC<TokenDetailsProps> = ({ asset }) => {
 
   return (
     <View style={styles.tokenDetailsContainer}>
-      {asset.isETH && isPooledStakingFeatureEnabled() && <StakingEarnings />}
+      {asset.isETH && <StakingEarnings />}
       {(asset.isETH || tokenMetadata) && (
         <TokenDetailsList tokenDetails={tokenDetails} />
       )}

app/components/UI/Stake/components/StakeButton/StakeButton.test.tsx

@@ -21,10 +21,6 @@ jest.mock('@react-navigation/native', () => {
   };
 });
 
-jest.mock('../../constants', () => ({
-  isPooledStakingFeatureEnabled: jest.fn().mockReturnValue(true),
-}));
-
 jest.mock('../../../../hooks/useMetrics');
 
 (useMetrics as jest.MockedFn<typeof useMetrics>).mockReturnValue({

app/components/UI/Stake/components/StakeButton/index.tsx

@@ -1,7 +1,6 @@
 import React from 'react';
 import { TokenI, BrowserTab } from '../../../Tokens/types';
 import { useNavigation } from '@react-navigation/native';
-import { isPooledStakingFeatureEnabled } from '../../constants';
 import Routes from '../../../../../constants/navigation/Routes';
 import { useSelector } from 'react-redux';
 import AppConstants from '../../../../../core/AppConstants';
@@ -43,7 +42,7 @@ const StakeButtonContent = ({ asset }: StakeButtonProps) => {
 
   const onStakeButtonPress = async () => {
     const { isEligible } = await refreshPooledStakingEligibility();
-    if (isPooledStakingFeatureEnabled() && isEligible) {
+    if (isEligible) {
       navigation.navigate('StakeScreens', { screen: Routes.STAKING.STAKE });
     } else {
       const existingStakeTab = browserTabs.find((tab: BrowserTab) =>
@@ -88,9 +87,7 @@ const StakeButtonContent = ({ asset }: StakeButtonProps) => {
       <Text variant={TextVariant.BodyLGMedium}>
         {' • '}
         <Text color={TextColor.Primary} variant={TextVariant.BodyLGMedium}>
-          {isPooledStakingFeatureEnabled()
-            ? `${strings('stake.earn')} `
-            : `${strings('stake.stake')} `}
+          {`${strings('stake.earn')} `}
         </Text>
       </Text>
       <Icon

app/components/UI/Stake/components/StakingBalance/StakingBalance.tsx

@@ -198,7 +198,7 @@ const StakingBalanceContent = ({ asset }: StakingBalanceProps) => {
 
   return (
     <View>
-      {hasEthToUnstake && (
+      {hasEthToUnstake && !isLoadingPooledStakesData && (
         <AssetElement
           asset={asset}
           mainBalance={stakedBalanceETH}

app/components/UI/Stake/components/StakingEarnings/StakingEarnings.test.tsx

@@ -4,10 +4,6 @@ import renderWithProvider from '../../../../../util/test/renderWithProvider';
 import { strings } from '../../../../../../locales/i18n';
 import { mockNetworkState } from '../../../../../util/test/network';
 
-jest.mock('../../constants', () => ({
-  isPooledStakingFeatureEnabled: jest.fn().mockReturnValue(true),
-}));
-
 const mockNavigate = jest.fn();
 
 const STATE_MOCK = {

app/components/UI/Stake/components/StakingEarnings/index.tsx

@@ -15,7 +15,6 @@ import ButtonIcon, {
 } from '../../../../../component-library/components/Buttons/ButtonIcon';
 import useTooltipModal from '../../../../../components/hooks/useTooltipModal';
 import { strings } from '../../../../../../locales/i18n';
-import { isPooledStakingFeatureEnabled } from '../../../Stake/constants';
 import useStakingChain from '../../hooks/useStakingChain';
 import { StakeSDKProvider } from '../../sdk/stakeSdkProvider';
 import useStakingEarnings from '../../hooks/useStakingEarnings';
@@ -47,12 +46,7 @@ const StakingEarningsContent = () => {
 
   const { isStakingSupportedChain } = useStakingChain();
 
-  if (
-    !isPooledStakingFeatureEnabled() ||
-    !isStakingSupportedChain ||
-    !hasStakedPositions
-  )
-    return <></>;
+  if (!isStakingSupportedChain || !hasStakedPositions) return <></>;
 
   return (
     <View style={styles.stakingEarningsContainer}>

app/components/UI/Stake/constants/index.ts

@@ -1,7 +1,3 @@
-/* eslint-disable import/prefer-default-export */
-export const isPooledStakingFeatureEnabled = () =>
-  process.env.MM_POOLED_STAKING_UI_ENABLED === 'true';
-
 export const isStablecoinLendingFeatureEnabled = () =>
   process.env.MM_STABLECOIN_LENDING_UI_ENABLED === 'true';
 

app/components/UI/Stake/sdk/stakeSdkProvider.test.tsx

@@ -8,10 +8,6 @@ import { View } from 'react-native';
 import Text from '../../../../component-library/components/Texts/Text';
 import { MOCK_POOL_STAKING_SDK } from '../__mocks__/mockData';
 
-jest.mock('../../Stake/constants', () => ({
-  isPooledStakingFeatureEnabled: jest.fn().mockReturnValue(true),
-}));
-
 jest.mock('../../../../core/Engine', () => ({
   context: {
     NetworkController: {

app/components/UI/Tokens/index.test.tsx

@@ -236,10 +236,6 @@ jest.mock('@react-navigation/native', () => {
   };
 });
 
-jest.mock('../../UI/Stake/constants', () => ({
-  isPooledStakingFeatureEnabled: jest.fn().mockReturnValue(true),
-}));
-
 jest.mock('../../UI/Stake/hooks/useStakingEligibility', () => ({
   __esModule: true,
   default: jest.fn(() => ({

app/core/Engine/Engine.ts

@@ -199,7 +199,6 @@ import { getSmartTransactionMetricsProperties } from '../../util/smart-transacti
 import { trace } from '../../util/trace';
 import { MetricsEventBuilder } from '../Analytics/MetricsEventBuilder';
 import { JsonMap } from '../Analytics/MetaMetrics.types';
-import { isPooledStakingFeatureEnabled } from '../../components/UI/Stake/constants';
 import {
   ControllerMessenger,
   EngineState,
@@ -740,7 +739,7 @@ export class Engine {
         assetsContractController.getStakedBalanceForChain.bind(
           assetsContractController,
         ),
-      includeStakedAssets: isPooledStakingFeatureEnabled(),
+      includeStakedAssets: true,
     });
     const permissionController = new PermissionController({
       messenger: this.controllerMessenger.getRestricted({

bitrise.yml

@@ -1755,9 +1755,6 @@ app:
     - opts:
         is_expand: false
       MM_PERMISSIONS_SETTINGS_V1_ENABLED: false
-    - opts:
-        is_expand: false
-      MM_POOLED_STAKING_UI_ENABLED: true
     - opts:
         is_expand: false
       MM_SECURITY_ALERTS_API_ENABLED: true