import type { InjectionKey } from 'vue'

type FdsI18nTranslate = (key: string, ...args: unknown[]) => unknown
type FdsI18nHasKey = (key: string, ...args: unknown[]) => boolean
type FdsI18nLocale = string | { value: string }

export interface FdsI18nLike {
  t?: FdsI18nTranslate
  te?: FdsI18nHasKey
  locale?: FdsI18nLocale
  getLocaleMessage?: (locale: string) => unknown
  setLocaleMessage?: (locale: string, message: unknown) => void
  global?: {
    t?: FdsI18nTranslate
    te?: FdsI18nHasKey
    locale?: FdsI18nLocale
    getLocaleMessage?: (locale: string) => unknown
    setLocaleMessage?: (locale: string, message: unknown) => void
  }
}

export const FDS_VUE_CORE_I18N_KEY: InjectionKey<FdsI18nLike | undefined> = Symbol('fds-vue-core:i18n')