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new-api/web/src/i18n/language.js

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JavaScript
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/*
Copyright (C) 2025 QuantumNous
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU Affero General Public License as
published by the Free Software Foundation, either version 3 of the
License, or (at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU Affero General Public License for more details.
You should have received a copy of the GNU Affero General Public License
along with this program. If not, see <https://www.gnu.org/licenses/>.
For commercial licensing, please contact support@quantumnous.com
*/
export const supportedLanguages = [
'zh-CN',
'zh-TW',
'en',
'fr',
'ru',
'ja',
'vi',
];
export const normalizeLanguage = (language) => {
if (!language) {
return language;
}
const normalized = language.trim().replace(/_/g, '-');
const lower = normalized.toLowerCase();
if (
lower === 'zh' ||
lower === 'zh-cn' ||
lower === 'zh-sg' ||
lower.startsWith('zh-hans')
) {
return 'zh-CN';
}
if (
lower === 'zh-tw' ||
lower === 'zh-hk' ||
lower === 'zh-mo' ||
lower.startsWith('zh-hant')
) {
return 'zh-TW';
}
const matchedLanguage = supportedLanguages.find(
(supportedLanguage) => supportedLanguage.toLowerCase() === lower,
);
return matchedLanguage || normalized;
};