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Split up language utils file

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This commit is contained in:
schroda
2026-01-11 17:18:42 +01:00
parent 3d8d230995
commit c1ac58f4d6
6 changed files with 74 additions and 61 deletions
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50
src/base/utils/Languages.ts
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@@ -7,10 +7,10 @@
*/
import { t } from 'i18next';
import { ISOLanguage, IsoLanguages } from '@/base/IsoLanguages.ts';
import { TranslationKey } from '@/base/Base.types.ts';
import { getISOLanguage, getPreferredISOLanguageCodes, LanguageObject } from '@/lib/ISOLanguageUtil.ts';
export enum DefaultLanguage {
ALL = 'all',
OTHER = 'other',
@@ -27,31 +27,6 @@ const DEFAULT_LANGUAGE_TO_TRANSLATION: Record<DefaultLanguage, TranslationKey> =
[DefaultLanguage.LAST_USED_SOURCE]: 'global.label.last_used',
};
type LanguageObject = ISOLanguage & { orgCode: string; isoCode: string };
function getISOLanguageFor(code: string, orgCode: string = code, isoCode: string = code): LanguageObject | null {
if (IsoLanguages[code]) {
return {
...IsoLanguages[code],
orgCode,
isoCode,
};
}
return null;
}
function getISOLanguage(code: string): LanguageObject | null {
return (
getISOLanguageFor(code) ??
getISOLanguageFor(code.toLowerCase(), code) ??
getISOLanguageFor(code.replace('-', '_'), code) ??
getISOLanguageFor(code.replace('_', '-'), code) ??
getISOLanguageFor(code.split('-')[0], code) ??
getISOLanguageFor(code.split('_')[0], code)
);
}
export function getLanguage(code: string): LanguageObject {
const isoLanguage = getISOLanguage(code);
@@ -76,31 +51,12 @@ export function languageCodeToName(code: string): string {
return getLanguage(code).nativeName;
}
export const toUniqueLanguageCodes = (codes: string[]): string[] => {
const languages = codes.map((code) => getLanguage(code));
const languagesByIsoCode = Object.groupBy(languages, (language) => language.isoCode);
return Object.entries(languagesByIsoCode)
.filter(([, languagesOfIsoCode]) => !!languagesOfIsoCode?.length)
.map(([, languagesOfIsoCode]) => languagesOfIsoCode![0].orgCode);
};
export const toComparableLanguage = (code: string): string => getLanguage(code).isoCode;
export const toComparableLanguages = (codes: string[]): string[] => codes.map(toComparableLanguage);
function defaultNativeLang(): readonly string[] {
const preferredLanguages = toUniqueLanguageCodes([...navigator.languages]);
if (!preferredLanguages.length) {
return ['en'];
}
return preferredLanguages;
}
export function getDefaultLanguages(): string[] {
return [...defaultNativeLang(), DefaultLanguage.ALL];
return [...getPreferredISOLanguageCodes(), DefaultLanguage.ALL];
}
/**