Add ESLint Rule to Lighthouse Plugin

Signed-off-by: Aditya Kumar <aditya.kumar60@infosys.com>

.changeset/rich-houses-wonder.md

@@ -0,0 +1,5 @@
+---
+'@backstage/plugin-lighthouse': patch
+---
+
+Added ESLint rule `no-top-level-material-ui-4-imports` in the Lighthouse plugin to migrate the Material UI imports.

plugins/lighthouse/.eslintrc.js

@@ -1 +1,5 @@
-module.exports = require('@backstage/cli/config/eslint-factory')(__dirname);
+module.exports = require('@backstage/cli/config/eslint-factory')(__dirname, {
+    rules: {
+      '@backstage/no-top-level-material-ui-4-imports': 'error',
+    },
+});

plugins/lighthouse/src/components/AuditList/AuditListForEntity.tsx

@@ -24,7 +24,7 @@ import {
   Progress,
   WarningPanel,
 } from '@backstage/core-components';
-import { Button } from '@material-ui/core';
+import Button from '@material-ui/core/Button';
 import { resolvePath, useNavigate } from 'react-router-dom';
 import { useEntity } from '@backstage/plugin-catalog-react';
 import { useRouteRef } from '@backstage/core-plugin-api';

plugins/lighthouse/src/components/AuditList/index.tsx

@@ -14,7 +14,8 @@
  * limitations under the License.
  */
 
-import { Button, Grid } from '@material-ui/core';
+import Button from '@material-ui/core/Button';
+import Grid from '@material-ui/core/Grid';
 import Pagination from '@material-ui/lab/Pagination';
 import React, { ChangeEvent, ReactNode, useMemo, useState } from 'react';
 import { useNavigate } from 'react-router-dom';

plugins/lighthouse/src/components/AuditView/index.tsx

@@ -14,15 +14,13 @@
  * limitations under the License.
  */
 
-import {
-  Button,
-  Grid,
-  List,
-  ListItem,
-  ListItemIcon,
-  ListItemText,
-  makeStyles,
-} from '@material-ui/core';
+import Button from '@material-ui/core/Button';
+import Grid from '@material-ui/core/Grid';
+import List from '@material-ui/core/List';
+import ListItem from '@material-ui/core/ListItem';
+import ListItemIcon from '@material-ui/core/ListItemIcon';
+import ListItemText from '@material-ui/core/ListItemText';
+import { makeStyles } from '@material-ui/core/styles';
 import Alert from '@material-ui/lab/Alert';
 import React, { ReactNode, useEffect, useState } from 'react';
 import {

plugins/lighthouse/src/components/CreateAudit/index.tsx

@@ -14,15 +14,13 @@
  * limitations under the License.
  */
 
-import {
-  Button,
-  Grid,
-  List,
-  ListItem,
-  makeStyles,
-  MenuItem,
-  TextField,
-} from '@material-ui/core';
+import Button from '@material-ui/core/Button';
+import Grid from '@material-ui/core/Grid';
+import List from '@material-ui/core/List';
+import ListItem from '@material-ui/core/ListItem';
+import MenuItem from '@material-ui/core/MenuItem';
+import TextField from '@material-ui/core/TextField';
+import { makeStyles } from '@material-ui/core/styles';
 import React, { useCallback, useState } from 'react';
 import { useNavigate } from 'react-router-dom';
 import {

plugins/lighthouse/src/components/Intro/index.tsx

@@ -14,7 +14,11 @@
  * limitations under the License.
  */
 
-import { Button, Grid, makeStyles, Tab, Tabs } from '@material-ui/core';
+import Button from '@material-ui/core/Button';
+import Grid from '@material-ui/core/Grid';
+import Tab from '@material-ui/core/Tab';
+import Tabs from '@material-ui/core/Tabs';
+import { makeStyles } from '@material-ui/core/styles';
 import CloseIcon from '@material-ui/icons/Close';
 import React, { useState } from 'react';
 import useLocalStorage from 'react-use/lib/useLocalStorage';