From 78663b873c56b720dcc6c6e472143b1c8ff4aaea Mon Sep 17 00:00:00 2001
From: MaysWind <i@mayswind.net>
Date: Mon, 5 Jun 2023 00:56:04 +0800
Subject: [PATCH] support only match the first locale part when get browser
 language

---
 src/lib/i18n.js | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/src/lib/i18n.js b/src/lib/i18n.js
index 02b2ff8c..c57a5759 100644
--- a/src/lib/i18n.js
+++ b/src/lib/i18n.js
@@ -164,6 +164,15 @@ export function getDefaultLanguage() {
                 browserLocale = locale;
             }
         }
+
+        if (!allLanguages[browserLocale]) {
+            browserLocale = localeParts[0];
+            const locale = getLocaleFromLanguageAlias(browserLocale);
+
+            if (locale) {
+                browserLocale = locale;
+            }
+        }
     }
 
     if (!allLanguages[browserLocale]) {