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new-api/web/default/src/components/language-switcher.tsx
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/*
Copyright (C) 2023-2026 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
*/
import { Languages, Check } from 'lucide-react'
import { useCallback } from 'react'
import { useTranslation } from 'react-i18next'
import { Button } from '@/components/ui/button'
import {
DropdownMenu,
DropdownMenuContent,
DropdownMenuItem,
DropdownMenuTrigger,
} from '@/components/ui/dropdown-menu'
import {
INTERFACE_LANGUAGE_OPTIONS,
normalizeInterfaceLanguage,
} from '@/i18n/languages'
import { api } from '@/lib/api'
import { cn } from '@/lib/utils'
import { useAuthStore } from '@/stores/auth-store'
export function LanguageSwitcher() {
const { i18n, t } = useTranslation()
const user = useAuthStore((s) => s.auth.user)
const currentLanguage = normalizeInterfaceLanguage(i18n.language)
const handleChangeLanguage = useCallback(
async (code: string) => {
await i18n.changeLanguage(code)
if (user) {
try {
await api.put('/api/user/self', { language: code })
} catch {
// Best-effort persistence; don't block the UI on failure
}
}
},
[i18n, user]
)
return (
<DropdownMenu modal={false}>
<DropdownMenuTrigger
render={<Button variant='ghost' size='icon' className='h-9 w-9' />}
>
<Languages className='size-[1.2rem]' />
<span className='sr-only'>{t('Change language')}</span>
</DropdownMenuTrigger>
<DropdownMenuContent align='end'>
{INTERFACE_LANGUAGE_OPTIONS.map((lang) => (
<DropdownMenuItem
key={lang.code}
onClick={() => handleChangeLanguage(lang.code)}
>
{lang.label}
<Check
size={14}
className={cn(
'ms-auto',
currentLanguage !== lang.code && 'hidden'
)}
/>
</DropdownMenuItem>
))}
</DropdownMenuContent>
</DropdownMenu>
)
}