From e3178f30aa5abb72773b317824646e86581aab94 Mon Sep 17 00:00:00 2001
From: Xeltica <xeltica@gmail.com>
Date: Wed, 22 Jun 2022 18:28:23 +0900
Subject: [PATCH] =?UTF-8?q?=E6=97=A5=E6=9C=AC=E8=AA=9E=E4=BB=A5=E5=A4=96?=
 =?UTF-8?q?=E3=81=AE=E8=A8=80=E8=AA=9E=E3=81=A7=E3=83=95=E3=82=A9=E3=83=BC?=
 =?UTF-8?q?=E3=83=AB=E3=83=90=E3=83=83=E3=82=AF=E8=A8=80=E8=AA=9E=E3=82=92?=
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Content-Type: text/plain; charset=UTF-8
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---
 src/frontend/langs/index.ts | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/src/frontend/langs/index.ts b/src/frontend/langs/index.ts
index 514b284..ad4246f 100644
--- a/src/frontend/langs/index.ts
+++ b/src/frontend/langs/index.ts
@@ -11,10 +11,12 @@ const merge = (baseData: Record<string, unknown>, newData: Record<string, unknow
 	});
 };
 
+const _enUS = merge(jaJP, enUS);
+
 export const resources = {
 	'ja_JP': { translation: jaJP },
-	'en_US': { translation: merge(jaJP, enUS) },
-	'ko_KR': { translation: merge(jaJP, koKR) },
+	'en_US': { translation: _enUS },
+	'ko_KR': { translation: merge(_enUS, koKR) },
 	'ja_CR': { translation: merge(jaJP, jaCR) },
 };
 
@@ -28,6 +30,6 @@ export const languageName = {
 export type LanguageCode = keyof typeof resources;
 
 export const getBrowserLanguage = () => {
-	const lang = navigator.language;
-	return (Object.keys(resources) as LanguageCode[]).find(k => k.startsWith(lang)) ?? 'en_US';
+	const lang = navigator.language.replace('-', '_').toLowerCase();
+	return (Object.keys(resources) as LanguageCode[]).map(l => l.toLowerCase()).find(k => k.startsWith(lang)) ?? 'en_US';
 };