修复顶栏语言切换在英文浏览器下无法进入中文站

语言切换链接始终使用 /zh/ 或 /en/ 前缀，避免经根路径被浏览器偏好重定向回 /en/；同步更新首页平台数据指标。

Co-authored-by: Cursor <cursoragent@cursor.com>

Author: linyn-zero

src/components/HomeStatsSection.astro

@@ -15,15 +15,15 @@ type StatItem = {
 
 const stats: Record<SiteLang, StatItem[]> = {
   zh: [
-    { value: "400+", title: "注册用户", icon: "users" },
+    { value: "600+", title: "注册用户", icon: "users" },
     { value: "200+亿", title: "Token调用量", icon: "tokens" },
-    { value: "500+", title: "容器镜像实例", icon: "containers" },
+    { value: "700+", title: "容器镜像实例", icon: "containers" },
     { value: "10+", title: "教学科研奖项", icon: "awards" },
   ],
   en: [
-    { value: "400+", title: "Registered users", icon: "users" },
+    { value: "600+", title: "Registered users", icon: "users" },
     { value: "20B+", title: "Tokens consumed", icon: "tokens" },
-    { value: "500+", title: "Container image instances", icon: "containers" },
+    { value: "700+", title: "Container image instances", icon: "containers" },
     { value: "10+", title: "Teaching & research awards", icon: "awards" },
   ],
 };

src/components/Topbar.astro

@@ -4,17 +4,12 @@ import iconImage from "@assets/yatcc-icon.png";
 import ThemeToggleButton from "@components/ThemeToggleButton.astro";
 import NavDropdown from "@components/NavDropdown.astro";
 import Link from "@components/Link.astro";
-import {
-  getLangFromUrl,
-  useTranslations,
-  useTranslatedPath,
-} from "../i18n/utils";
-import { languages } from "../i18n/ui";
+import { getLangFromUrl, getSwitcherPath, useTranslations } from "../i18n/utils";
+import { languages, ui } from "../i18n/ui";
 import LanguageIcon from "@assets/language.svg";
 
 const lang = getLangFromUrl(Astro.url);
 const t = useTranslations(lang);
-const translatePath = useTranslatedPath(lang);
 
 interface Props {
   logoText?: string;
@@ -63,8 +58,10 @@ const { logoText = "YatCC AI", menuLabel = "Menu" } = Astro.props;
           />
         </div>
         {
-          Object.entries(languages).map(([lang, label]) => (
-            <Link href={translatePath("/", lang)}>{label}</Link>
+          Object.entries(languages).map(([langCode, label]) => (
+            <Link href={getSwitcherPath(Astro.url, langCode as keyof typeof ui)}>
+              {label}
+            </Link>
           ))
         }
       </NavDropdown>

src/i18n/utils.ts

@@ -12,6 +12,26 @@ export function getLangFromUrl(url: URL) {
   return defaultLang;
 }
 
+/** Strip leading /zh or /en from a pathname. */
+export function stripLangPrefix(pathname: string): string {
+  const segments = pathname.split("/").filter(Boolean);
+  if (segments.length > 0 && segments[0] in ui) {
+    const rest = segments.slice(1).join("/");
+    return rest ? `/${rest}` : "/";
+  }
+  return pathname || "/";
+}
+
+/**
+ * Path for the language switcher — always uses /zh/... or /en/... so switching
+ * to the default language does not hit / (browser-language redirect).
+ */
+export function getSwitcherPath(url: URL, targetLang: keyof typeof ui): string {
+  const pathWithoutLang = stripLangPrefix(url.pathname);
+  const suffix = pathWithoutLang === "/" ? "/" : pathWithoutLang;
+  return `/${targetLang}${suffix}`;
+}
+
 export function useTranslations(lang: keyof typeof ui) {
   return function t(key: keyof (typeof ui)[typeof defaultLang]) {
     return ui[lang][key] || ui[defaultLang][key];