Nicolas Cantu cc49c9d7c1 Add language preference selector in settings
**Motivations:**
- Allow users to set their preferred language (fr/en) in the settings page
- Load language preference from localStorage at startup to configure the application locale

**Root causes:**
- Language preference was only available in the header via LanguageSelector component
- Language preference was stored in IndexedDB instead of localStorage
- No centralized language settings management in the settings page

**Correctifs:**
- Created LanguageSettingsManager component for settings page
- Migrated language storage from IndexedDB to localStorage for consistency
- Updated _app.tsx to load locale from localStorage synchronously at startup
- Updated useI18n hook to use localStorage instead of IndexedDB
- Updated LanguageSelector component to use localStorage instead of IndexedDB

**Evolutions:**
- Added language preference section in settings page (displayed first)
- Language preference is now loaded at application startup from localStorage
- Added translations for language settings (settings.language.*)

**Pages affectées:**
- components/LanguageSettingsManager.tsx (new)
- pages/settings.tsx
- pages/_app.tsx
- hooks/useI18n.ts
- components/LanguageSelector.tsx
- locales/fr.txt
- locales/en.txt
2026-01-06 14:57:38 +01:00

50 lines
1.4 KiB
TypeScript

import '@/styles/globals.css'
import type { AppProps } from 'next/app'
import { useI18n } from '@/hooks/useI18n'
import React from 'react'
function I18nProvider({ children }: { children: React.ReactNode }) {
// Get saved locale from localStorage or default to French
const getInitialLocale = (): 'fr' | 'en' => {
if (typeof window === 'undefined') {
return 'fr'
}
try {
const savedLocale = localStorage.getItem('zapwall-locale') as 'fr' | 'en' | null
if (savedLocale === 'fr' || savedLocale === 'en') {
return savedLocale
}
} catch {
// Fallback to browser locale detection
}
// Try to detect browser locale
const browserLocale = navigator.language.split('-')[0]
return browserLocale === 'en' ? 'en' : 'fr'
}
const [initialLocale, setInitialLocale] = React.useState<'fr' | 'en'>('fr')
const [localeLoaded, setLocaleLoaded] = React.useState(false)
React.useEffect(() => {
const locale = getInitialLocale()
setInitialLocale(locale)
setLocaleLoaded(true)
}, [])
const { loaded } = useI18n(initialLocale)
if (!localeLoaded || !loaded) {
return <div className="min-h-screen bg-cyber-darker flex items-center justify-center text-neon-cyan">Loading...</div>
}
return <>{children}</>
}
export default function App({ Component, pageProps }: AppProps) {
return (
<I18nProvider>
<Component {...pageProps} />
</I18nProvider>
)
}