From b53227dab587d3605e742bca0e04f146dd339118 Mon Sep 17 00:00:00 2001
From: Tunglies <77394545+Tunglies@users.noreply.github.com>
Date: Fri, 10 Jul 2026 19:40:51 +0800
Subject: [PATCH] perf(frontend): optimize initial dependency loading

---
 src/components/setting/mods/update-viewer.tsx | 136 ++++++++++--------
 src/utils/network.ts                          |  16 ++-
 2 files changed, 88 insertions(+), 64 deletions(-)

diff --git a/src/components/setting/mods/update-viewer.tsx b/src/components/setting/mods/update-viewer.tsx
index 077a6fc0c..aaa2d8228 100644
--- a/src/components/setting/mods/update-viewer.tsx
+++ b/src/components/setting/mods/update-viewer.tsx
@@ -4,10 +4,16 @@ import { open as openUrl } from '@tauri-apps/plugin-shell'
 import type { DownloadEvent } from '@tauri-apps/plugin-updater'
 import { useLockFn } from 'ahooks'
 import type { Ref } from 'react'
-import { useImperativeHandle, useMemo, useRef, useState } from 'react'
+import {
+  lazy,
+  Suspense,
+  useImperativeHandle,
+  useMemo,
+  useRef,
+  useState,
+} from 'react'
 import { useTranslation } from 'react-i18next'
-import ReactMarkdown from 'react-markdown'
-import rehypeRaw from 'rehype-raw'
+import type { Options as ReactMarkdownOptions } from 'react-markdown'
 
 import { BaseDialog, DialogRef } from '@/components/base'
 import { useUpdate } from '@/hooks/use-update'
@@ -39,6 +45,17 @@ const GITHUB_ALERT_PATTERN =
 const GITHUB_ALERT_CLASS_PATTERN =
   /markdown-alert-(note|tip|important|warning|caution)/
 
+const LazyReactMarkdown = lazy(async () => {
+  const [{ default: ReactMarkdown }, { default: rehypeRaw }] =
+    await Promise.all([import('react-markdown'), import('rehype-raw')])
+
+  return {
+    default: (props: ReactMarkdownOptions) => (
+      <ReactMarkdown {...props} rehypePlugins={[rehypeRaw]} />
+    ),
+  }
+})
+
 const getAlertTypeFromClassName = (
   className: unknown,
 ): GitHubAlertType | null => {
@@ -367,62 +384,67 @@ export function UpdateViewer({ ref }: { ref?: Ref<DialogRef> }) {
           },
         }}
       >
-        <ReactMarkdown
-          remarkPlugins={[remarkGitHubAlerts]}
-          rehypePlugins={[rehypeRaw]}
-          components={{
-            a: ({ ...props }) => {
-              const { children } = props
-              return (
-                <a {...props} target="_blank" rel="noreferrer">
-                  {children}
-                </a>
-              )
-            },
-            blockquote: ({ className, children }) => {
-              const alertType = getAlertTypeFromClassName(className)
+        {open && (
+          <Suspense fallback={<LinearProgress />}>
+            <LazyReactMarkdown
+              remarkPlugins={[remarkGitHubAlerts]}
+              components={{
+                a: ({ ...props }) => {
+                  const { children } = props
+                  return (
+                    <a {...props} target="_blank" rel="noreferrer">
+                      {children}
+                    </a>
+                  )
+                },
+                blockquote: ({ className, children }) => {
+                  const alertType = getAlertTypeFromClassName(className)
 
-              if (!alertType) {
-                return <blockquote className={className}>{children}</blockquote>
-              }
+                  if (!alertType) {
+                    return (
+                      <blockquote className={className}>{children}</blockquote>
+                    )
+                  }
 
-              return (
-                <Box
-                  component="blockquote"
-                  className={className}
-                  sx={(theme) => {
-                    const color = GITHUB_ALERTS[alertType].color
-                    return {
-                      m: '12px 0 18px',
-                      px: 2,
-                      py: 1,
-                      borderLeft: `4px solid ${color}`,
-                      borderRadius: 1,
-                      bgcolor: alpha(
-                        color,
-                        theme.palette.mode === 'dark' ? 0.16 : 0.08,
-                      ),
-                      '& p': {
-                        my: 0.75,
-                      },
-                      '& .markdown-alert-title': {
-                        display: 'flex',
-                        alignItems: 'center',
-                        gap: 0.75,
-                        fontWeight: 700,
-                        lineHeight: 1.4,
-                      },
-                    }
-                  }}
-                >
-                  {children}
-                </Box>
-              )
-            },
-          }}
-        >
-          {markdownContent}
-        </ReactMarkdown>
+                  return (
+                    <Box
+                      component="blockquote"
+                      className={className}
+                      sx={(theme) => {
+                        const color = GITHUB_ALERTS[alertType].color
+                        return {
+                          m: '12px 0 18px',
+                          px: 2,
+                          py: 1,
+                          borderLeft: `4px solid ${color}`,
+                          borderRadius: 1,
+                          bgcolor: alpha(
+                            color,
+                            theme.palette.mode === 'dark' ? 0.16 : 0.08,
+                          ),
+                          '& p': {
+                            my: 0.75,
+                          },
+                          '& .markdown-alert-title': {
+                            display: 'flex',
+                            alignItems: 'center',
+                            gap: 0.75,
+                            fontWeight: 700,
+                            lineHeight: 1.4,
+                          },
+                        }
+                      }}
+                    >
+                      {children}
+                    </Box>
+                  )
+                },
+              }}
+            >
+              {markdownContent}
+            </LazyReactMarkdown>
+          </Suspense>
+        )}
       </Box>
       {updateState && (
         <LinearProgress
diff --git a/src/utils/network.ts b/src/utils/network.ts
index 62218c667..647efafc1 100644
--- a/src/utils/network.ts
+++ b/src/utils/network.ts
@@ -1,16 +1,18 @@
 import { ipv4, ipv6 } from 'cidr-block'
-import validator from 'validator'
+import isFQDN from 'validator/es/lib/isFQDN'
+import isIP from 'validator/es/lib/isIP'
+import isPort from 'validator/es/lib/isPort'
+import isURL from 'validator/es/lib/isURL'
 
 const stripBrackets = (value: string) =>
   value.startsWith('[') && value.endsWith(']') ? value.slice(1, -1) : value
 
-const isIpv4 = (value: string) => validator.isIP(value, 4)
-const isIpv6 = (value: string) => validator.isIP(value, 6)
-const isHostname = (value: string) =>
-  validator.isFQDN(value, { require_tld: false })
+const isIpv4 = (value: string) => isIP(value, 4)
+const isIpv6 = (value: string) => isIP(value, 6)
+const isHostname = (value: string) => isFQDN(value, { require_tld: false })
 
 export const isValidUrl = (value: string) =>
-  validator.isURL(value.trim(), {
+  isURL(value.trim(), {
     protocols: ['http', 'https'],
     require_protocol: true,
     require_valid_protocol: true,
@@ -18,7 +20,7 @@ export const isValidUrl = (value: string) =>
     require_tld: false,
   })
 
-export const isValidPort = (value: string) => validator.isPort(value.trim())
+export const isValidPort = (value: string) => isPort(value.trim())
 
 export const normalizeHost = (value: string): string | null => {
   const host = value.trim()