perf(theme-default): reduce unnecessary lodash methods

packages/core/package.json

@@ -54,7 +54,6 @@
     "@rspress/runtime": "workspace:*",
     "@rspress/shared": "workspace:*",
     "@rspress/theme-default": "workspace:*",
-    "copy-to-clipboard": "^3.3.3",
     "enhanced-resolve": "5.17.1",
     "github-slugger": "^2.0.0",
     "hast-util-from-html": "^2.0.3",
@@ -64,7 +63,6 @@
     "lodash-es": "^4.17.21",
     "mdast-util-mdxjs-esm": "^1.3.1",
     "node-fetch": "3.3.2",
-    "nprogress": "^0.2.0",
     "react": "^18.3.1",
     "react-dom": "^18.3.1",
     "react-helmet-async": "^1.3.0",
@@ -87,7 +85,6 @@
     "@types/lodash-es": "^4.17.12",
     "@types/mdast": "^4.0.4",
     "@types/node": "^18.11.17",
-    "@types/nprogress": "^0.2.3",
     "@types/react": "^18.3.12",
     "@types/react-dom": "^18.3.1",
     "postcss": "8.4.49",

packages/core/src/node/mdx/loader.ts

@@ -78,9 +78,7 @@ export function createCheckPageMetaUpdateFn() {
 
     if (prevMeta !== deserializedMeta) {
       setTimeout(async () => {
-        logger.info(
-          '⭐️ Page metadata changed, rspress will trigger page reload...',
-        );
+        logger.info('Page metadata changed, page reloading...');
         await updateSiteDataRuntimeModule(modulePath, pageMeta);
       });
     }

packages/theme-default/src/components/Search/SearchPanel.tsx

@@ -1,7 +1,7 @@
 /* eslint-disable max-lines */
 import { usePageData } from '@rspress/runtime';
 import { type SearchOptions, isProduction } from '@rspress/shared';
-import { debounce, groupBy } from 'lodash-es';
+import { debounce } from 'lodash-es';
 import { useCallback, useEffect, useRef, useState } from 'react';
 import { createPortal } from 'react-dom';
 import * as userSearchHooks from 'virtual-search-hooks';
@@ -310,8 +310,19 @@ export function SearchPanel({ focused, setFocused }: SearchPanelProps) {
 
   const handleQueryChange = useDebounce(handleQueryChangedImpl);
 
-  const normalizeSuggestions = (suggestions: DefaultMatchResult['result']) =>
-    groupBy(suggestions, 'group');
+  const normalizeSuggestions = (suggestions: DefaultMatchResult['result']) => {
+    return suggestions.reduce(
+      (groups, item) => {
+        const group = item.group;
+        if (!groups[group]) {
+          groups[group] = [];
+        }
+        groups[group].push(item);
+        return groups;
+      },
+      {} as Record<string, DefaultMatchResult['result']>,
+    );
+  };
 
   const renderSearchResult = (
     result: MatchResult,

packages/theme-default/src/components/SwitchAppearance/index.tsx

@@ -4,14 +4,12 @@ import SunSvg from '@theme-assets/sun';
 import MoonSvg from '@theme-assets/moon';
 import { SvgWrapper } from '../SvgWrapper';
 import siteData from 'virtual-site-data';
-import { isUndefined } from 'lodash-es';
 import { flushSync } from 'react-dom';
 import './index.scss';
 
 const supportAppearanceTransition = () => {
   return (
-    !isUndefined(document) &&
-    document.startViewTransition &&
+    document?.startViewTransition &&
     !window.matchMedia('(prefers-reduced-motion: reduce)').matches
   );
 };

packages/theme-default/src/logic/utils.ts

@@ -1,6 +1,5 @@
 import { isEqualPath } from '@rspress/runtime';
 import htmr from 'htmr';
-import { isNumber } from 'lodash-es';
 // eslint-disable-next-line @typescript-eslint/no-unused-vars
 import React from 'react';
 
@@ -33,7 +32,7 @@ export function renderHtmlOrText(str?: string | number | null) {
     return '';
   }
 
-  if (isNumber(str)) {
+  if (typeof str === 'number') {
     return str;
   }