fix: geo show

src/components/hooks/useFormat.ts

@@ -1,5 +1,5 @@
 import { BROWSERS, OS_NAMES } from '@/lib/constants';
-import regions from '../../../public/iso-3166-2.json';
+import { getRegionNames } from '@/lib/geo';
 import { useCountryNames } from './useCountryNames';
 import { useLanguageNames } from './useLanguageNames';
 import { useLocale } from './useLocale';
@@ -10,6 +10,7 @@ export function useFormat() {
   const { locale } = useLocale();
   const { countryNames } = useCountryNames(locale);
   const { languageNames } = useLanguageNames(locale);
+  const regionNames = getRegionNames(locale);
 
   const formatOS = (value: string): string => {
     return OS_NAMES[value] || value;
@@ -29,7 +30,7 @@ export function useFormat() {
 
   const formatRegion = (value?: string): string => {
     const [country] = value?.split('-') || [];
-    return regions[value] ? `${regions[value]}, ${countryNames[country]}` : value;
+    return regionNames[value] ? `${regionNames[value]}, ${countryNames[country]}` : value;
   };
 
   const formatCity = (value: string, country?: string): string => {

src/components/hooks/useRegionNames.ts

@@ -1,8 +1,9 @@
-import regions from '../../../public/iso-3166-2.json';
+import { getRegionNames } from '@/lib/geo';
 import { useCountryNames } from './useCountryNames';
 
 export function useRegionNames(locale: string) {
   const { countryNames } = useCountryNames(locale);
+  const regions = getRegionNames(locale);
 
   const getRegionName = (regionCode: string, countryCode?: string) => {
     if (!countryCode) {

src/lib/detect.ts

@@ -4,6 +4,7 @@ import ipaddr from 'ipaddr.js';
 import isLocalhost from 'is-localhost-ip';
 import maxmind from 'maxmind';
 import { UAParser } from 'ua-parser-js';
+import { getChinaRegionCode } from '@/lib/geo';
 import { getIpAddress, stripPort } from '@/lib/ip';
 import { safeDecodeURIComponent } from '@/lib/url';
 
@@ -11,43 +12,6 @@ const MAXMIND = 'maxmind';
 const IP_LOCATION_API_URL = 'https://ip9.com.cn/get';
 const IP_LOCATION_API_TIMEOUT = 2000;
 
-const CHINA_REGION_CODES = {
-  北京: 'BJ',
-  天津: 'TJ',
-  河北: 'HE',
-  山西: 'SX',
-  内蒙古: 'NM',
-  辽宁: 'LN',
-  吉林: 'JL',
-  黑龙江: 'HL',
-  上海: 'SH',
-  江苏: 'JS',
-  浙江: 'ZJ',
-  安徽: 'AH',
-  福建: 'FJ',
-  江西: 'JX',
-  山东: 'SD',
-  河南: 'HA',
-  湖北: 'HB',
-  湖南: 'HN',
-  广东: 'GD',
-  广西: 'GX',
-  海南: 'HI',
-  重庆: 'CQ',
-  四川: 'SC',
-  贵州: 'GZ',
-  云南: 'YN',
-  西藏: 'XZ',
-  陕西: 'SN',
-  甘肃: 'GS',
-  青海: 'QH',
-  宁夏: 'NX',
-  新疆: 'XJ',
-  台湾: 'TW',
-  香港: 'HK',
-  澳门: 'MO',
-};
-
 const PROVIDER_HEADERS = [
   // Umami custom headers (cloud mode only)
   ...(process.env.CLOUD_MODE
@@ -123,13 +87,6 @@ async function isLocalIp(ip: string) {
   }
 }
 
-function getChinaRegionCode(province: string) {
-  const name = province?.trim();
-  const region = Object.entries(CHINA_REGION_CODES).find(([key]) => name?.startsWith(key))?.[1];
-
-  return region ? getRegionCode('CN', region) : undefined;
-}
-
 async function getOnlineLocation(ip: string) {
   try {
     const url = new URL(process.env.IP_LOCATION_API_URL || IP_LOCATION_API_URL);

src/lib/geo.test.ts

@@ -0,0 +1,11 @@
+import { expect, test } from 'vitest';
+import { getChinaRegionCode, getRegionNames } from './geo';
+
+test('getChinaRegionCode: converts Chinese province names to ISO codes', () => {
+  expect(getChinaRegionCode('福建省')).toBe('CN-FJ');
+});
+
+test('getRegionNames: localizes Chinese regions for zh-CN', () => {
+  expect(getRegionNames('zh-CN')['CN-FJ']).toBe('福建');
+  expect(getRegionNames('en-US')['CN-FJ']).toBe('Fujian');
+});

src/lib/geo.ts

@@ -0,0 +1,57 @@
+import regions from '../../public/iso-3166-2.json';
+
+export const CHINA_REGION_CODES = {
+  北京: 'BJ',
+  天津: 'TJ',
+  河北: 'HE',
+  山西: 'SX',
+  内蒙古: 'NM',
+  辽宁: 'LN',
+  吉林: 'JL',
+  黑龙江: 'HL',
+  上海: 'SH',
+  江苏: 'JS',
+  浙江: 'ZJ',
+  安徽: 'AH',
+  福建: 'FJ',
+  江西: 'JX',
+  山东: 'SD',
+  河南: 'HA',
+  湖北: 'HB',
+  湖南: 'HN',
+  广东: 'GD',
+  广西: 'GX',
+  海南: 'HI',
+  重庆: 'CQ',
+  四川: 'SC',
+  贵州: 'GZ',
+  云南: 'YN',
+  西藏: 'XZ',
+  陕西: 'SN',
+  甘肃: 'GS',
+  青海: 'QH',
+  宁夏: 'NX',
+  新疆: 'XJ',
+  台湾: 'TW',
+  香港: 'HK',
+  澳门: 'MO',
+};
+
+const CHINA_REGION_NAMES = Object.fromEntries(
+  Object.entries(CHINA_REGION_CODES).map(([name, code]) => [`CN-${code}`, name]),
+);
+
+export function getChinaRegionCode(province: string) {
+  const name = province?.trim();
+  const region = Object.entries(CHINA_REGION_CODES).find(([key]) => name?.startsWith(key))?.[1];
+
+  return region ? `CN-${region}` : undefined;
+}
+
+export function getRegionNames(locale?: string): Record<string, string> {
+  if (locale?.toLowerCase() === 'zh-cn') {
+    return { ...regions, ...CHINA_REGION_NAMES };
+  }
+
+  return regions;
+}