Format util file

apps/app/src/server/util/locale-utils.ts

@@ -1,66 +1,64 @@
-import { Lang } from '@growi/core/dist/interfaces';
-import type { IncomingHttpHeaders } from 'http';
-import { type Locale } from 'date-fns/locale';
-import {
-  enUS, ja, fr, ko, zhCN,
-} from 'date-fns/locale';
-import * as i18nextConfig from '^/config/i18next.config';
+import * as i18nextConfig from "^/config/i18next.config";
+import { Lang } from "@growi/core/dist/interfaces";
+import { enUS, fr, ja, ko, type Locale, zhCN } from "date-fns/locale";
+import type { IncomingHttpHeaders } from "http";
 
 const ACCEPT_LANG_MAP = {
-  en: Lang.en_US,
-  ja: Lang.ja_JP,
-  zh: Lang.zh_CN,
-  fr: Lang.fr_FR,
-  ko: Lang.ko_KR,
+	en: Lang.en_US,
+	ja: Lang.ja_JP,
+	zh: Lang.zh_CN,
+	fr: Lang.fr_FR,
+	ko: Lang.ko_KR,
 };
-
 const DATE_FNS_LOCALE_MAP: Record<string, Locale | undefined> = {
-  'en': enUS,
-  'en-US': enUS,
-  'en_US': enUS,
-  'ja': ja,
-  'ja-JP': ja,
-  'ja_JP': ja,
-  'fr': fr,
-  'fr-FR': fr,
-  'fr_FR': fr,
-  'ko': ko,
-  'ko-KR': ko,
-  'ko_KR': ko,
-  'zh': zhCN,
-  'zh-CN': zhCN,
-  'zh_CN': zhCN,
-};
+	en: enUS,
+	"en-US": enUS,
+	en_US: enUS,
+
+	ja,
+	"ja-JP": ja,
+	ja_JP: ja,
+
+	fr,
+	"fr-FR": fr,
+	fr_FR: fr,
 
+	ko,
+	"ko-KR": ko,
+	ko_KR: ko,
+
+	zh: zhCN,
+	"zh-CN": zhCN,
+	zh_CN: zhCN,
+};
 /**
  * Gets the corresponding date-fns Locale object from an i18next language code.
  * @param langCode The i18n language code (e.g., 'ja_JP').
  * @returns The date-fns Locale object, defaulting to enUS if not found.
  */
 export const getLocale = (langCode: string): Locale => {
-  let locale = DATE_FNS_LOCALE_MAP[langCode];
+	let locale = DATE_FNS_LOCALE_MAP[langCode];
 
-  if (!locale) {
-    const baseCode = langCode.split(/[-_]/)[0];
-    locale = DATE_FNS_LOCALE_MAP[baseCode];
-  }
+	if (!locale) {
+		const baseCode = langCode.split(/[-_]/)[0];
+		locale = DATE_FNS_LOCALE_MAP[baseCode];
+	}
 
-  return locale ?? enUS;
+	return locale ?? enUS;
 };
 
-
 /**
  * It return the first language that matches ACCEPT_LANG_MAP keys from sorted accept languages array
  * @param sortedAcceptLanguagesArray
  */
 const getPreferredLanguage = (sortedAcceptLanguagesArray: string[]): Lang => {
-  for (const lang of sortedAcceptLanguagesArray) {
-    const matchingLang = Object.keys(ACCEPT_LANG_MAP).find((key) =>
-      lang.includes(key),
-    );
-    if (matchingLang) return ACCEPT_LANG_MAP[matchingLang];
-  }
-  return i18nextConfig.defaultLang;
+	for (const lang of sortedAcceptLanguagesArray) {
+		const matchingLang = Object.keys(ACCEPT_LANG_MAP).find((key) =>
+			lang.includes(key),
+		);
+		if (matchingLang) return ACCEPT_LANG_MAP[matchingLang];
+	}
+	return i18nextConfig.defaultLang;
 };
 
 /**
@@ -68,35 +66,35 @@ const getPreferredLanguage = (sortedAcceptLanguagesArray: string[]): Lang => {
  * @param headers
  */
 export const detectLocaleFromBrowserAcceptLanguage = (
-  headers: IncomingHttpHeaders,
+	headers: IncomingHttpHeaders,
 ): Lang => {
-  // 1. get the header accept-language
-  // ex. "ja,ar-SA;q=0.8,en;q=0.6,en-CA;q=0.4,en-US;q=0.2"
-  const acceptLanguages = headers['accept-language'];
+	// 1. get the header accept-language
+	// ex. "ja,ar-SA;q=0.8,en;q=0.6,en-CA;q=0.4,en-US;q=0.2"
+	const acceptLanguages = headers["accept-language"];
 
-  if (acceptLanguages == null) {
-    return i18nextConfig.defaultLang;
-  }
+	if (acceptLanguages == null) {
+		return i18nextConfig.defaultLang;
+	}
 
-  // 1. trim blank spaces.
-  // 2. separate by ,.
-  // 3. if "lang;q=x", then { 'x', 'lang' } to add to the associative array.
-  //    if "lang" has no weight x (";q=x"), add it with key = 1.
-  // ex. {'1': 'ja','0.8': 'ar-SA','0.6': 'en','0.4': 'en-CA','0.2': 'en-US'}
-  const acceptLanguagesDict = acceptLanguages
-    .replace(/\s+/g, '')
-    .split(',')
-    .map((item) => item.split(/\s*;\s*q\s*=\s*/))
-    .reduce((acc, [key, value = '1']) => {
-      acc[value] = key;
-      return acc;
-    }, {});
+	// 1. trim blank spaces.
+	// 2. separate by ,.
+	// 3. if "lang;q=x", then { 'x', 'lang' } to add to the associative array.
+	//    if "lang" has no weight x (";q=x"), add it with key = 1.
+	// ex. {'1': 'ja','0.8': 'ar-SA','0.6': 'en','0.4': 'en-CA','0.2': 'en-US'}
+	const acceptLanguagesDict = acceptLanguages
+		.replace(/\s+/g, "")
+		.split(",")
+		.map((item) => item.split(/\s*;\s*q\s*=\s*/))
+		.reduce((acc, [key, value = "1"]) => {
+			acc[value] = key;
+			return acc;
+		}, {});
 
-  // 1. create an array of sorted languages in descending order.
-  // ex. [ 'ja', 'ar-SA', 'en', 'en-CA', 'en-US' ]
-  const sortedAcceptLanguagesArray = Object.keys(acceptLanguagesDict)
-    .sort((x, y) => y.localeCompare(x))
-    .map((item) => acceptLanguagesDict[item]);
+	// 1. create an array of sorted languages in descending order.
+	// ex. [ 'ja', 'ar-SA', 'en', 'en-CA', 'en-US' ]
+	const sortedAcceptLanguagesArray = Object.keys(acceptLanguagesDict)
+		.sort((x, y) => y.localeCompare(x))
+		.map((item) => acceptLanguagesDict[item]);
 
-  return getPreferredLanguage(sortedAcceptLanguagesArray);
+	return getPreferredLanguage(sortedAcceptLanguagesArray);
 };