ims/lib/i18n/context.tsx

'use client'

import { createContext, useContext } from 'react'
import type en from '../../messages/en.json'

export type Messages = typeof en

const I18nContext = createContext<Messages | null>(null)

export function I18nProvider({
  messages,
  children,
}: {
  messages: Messages
  children: React.ReactNode
}) {
  return <I18nContext.Provider value={messages}>{children}</I18nContext.Provider>
}

export function useTranslations<K extends keyof Messages>(namespace: K): Messages[K] {
  const ctx = useContext(I18nContext)
  if (!ctx) throw new Error('useTranslations must be used inside I18nProvider')
  return ctx[namespace]
}