From efcc350bcb2990cb5f04c2a3da3d8d0a3e51f325 Mon Sep 17 00:00:00 2001
From: tangly <tlyong1992@hotmail.com>
Date: Mon, 7 Nov 2022 19:01:32 +0800
Subject: [PATCH] =?UTF-8?q?=E5=A4=9A=E8=AF=AD=E8=A8=80=E5=85=BC=E5=AE=B9?=
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---
 lib/lang.js | 44 +++++++++++++++++++++-----------------------
 1 file changed, 21 insertions(+), 23 deletions(-)

diff --git a/lib/lang.js b/lib/lang.js
index ea78fc2c..a3a2a65d 100644
--- a/lib/lang.js
+++ b/lib/lang.js
@@ -3,7 +3,7 @@ import enUS from './lang/en-US'
 import zhHK from './lang/zh-HK'
 import zhTW from './lang/zh-TW'
 import frFR from '@/lib/lang/fr-FR'
-import { isBrowser, mergeDeep } from './utils'
+import { getQueryVariable, isBrowser, mergeDeep } from './utils'
 
 const lang = {
   'en-US': enUS,
@@ -21,27 +21,23 @@ export default lang
  */
 export function generateLocaleDict(langString) {
   let userLocale = lang['en-US']
-  if (!langString) {
-    return userLocale
-  }
-  if (langString.slice(0, 2).toLowerCase() === 'zh') {
-    switch (langString.toLowerCase()) {
-      case 'zh-cn':
-      case 'zh-sg':
-        userLocale = lang['zh-CN']
-        break
-      case 'zh-hk':
-        userLocale = lang['zh-HK']
-        break
-      case 'zh-tw':
-        userLocale = lang['zh-TW']
-        break
-      case 'fr-fr':
-        userLocale = lang['fr-FR']
-        break
-      default:
-        userLocale = lang['zh-CN']
-    }
+
+  switch (langString.toLowerCase()) {
+    case 'zh-cn':
+    case 'zh-sg':
+      userLocale = lang['zh-CN']
+      break
+    case 'zh-hk':
+      userLocale = lang['zh-HK']
+      break
+    case 'zh-tw':
+      userLocale = lang['zh-TW']
+      break
+    case 'fr-fr':
+      userLocale = lang['fr-FR']
+      break
+    default:
+      userLocale = lang['en-US']
   }
   return mergeDeep({}, lang['en-US'], userLocale)
 }
@@ -52,7 +48,9 @@ export function generateLocaleDict(langString) {
  */
 export function initLocale(locale, changeLocale) {
   if (isBrowser()) {
-    const targetLocale = generateLocaleDict(window.navigator.language)
+    const browserLocale = window.navigator.language
+    const queryLocale = getQueryVariable('lang')
+    const targetLocale = generateLocaleDict(queryLocale || browserLocale)
     if (JSON.stringify(locale) !== JSON.stringify(targetLocale)) {
       changeLocale(targetLocale)
     }