import { App, ComputedRef } from "vue";

//#region src/types.d.ts
type LocaleMessageValue<Message = string> = LocaleMessageDictionary<any, Message> | string;
declare type LocaleMessageType<T, Message = string> = T extends string ? string : T extends Record<string, unknown> ? LocaleMessageDictionary<T, Message> : T extends readonly unknown[] ? { [K in keyof T]: T[K] } : T;
type LocaleMessageDictionary<T, Message = string> = { [K in keyof T]: LocaleMessageType<T[K], Message> };
type LocaleMessage<Message = string> = Record<string, LocaleMessageValue<Message>>;
type LocaleMessages<Locale extends string = string, Messages extends Record<string, unknown> = LocaleMessage> = Record<Locale, Messages>;
type MessageParameterValue = string | number | null | undefined;
type MessageParameters = Record<string, MessageParameterValue> | MessageParameterValue[];
interface I18nConfig<Locale extends string = string> {
  defaultLocale?: Locale;
  locales?: Locale[];
  messages?: LocaleMessages<Locale>;
  /** @default 'warn' */
  logLevel?: "warn" | "silent";
}
interface I18nInstance<Locale extends string = string, Messages extends Record<string, unknown> = Record<string, unknown>> {
  defaultLocale: Locale;
  locale: ComputedRef<Locale>;
  locales: readonly Locale[];
  messages: LocaleMessages<Locale, Messages>;
  t: <const T extends string>(key: T, params?: MessageParameters) => string;
  setLocale: (locale: Locale) => void;
  getLocale: () => string;
}
//#endregion
//#region src/composables.d.ts
declare function useI18n<Locale extends string = string, Messages extends Record<string, unknown> = Record<string, unknown>>(): I18nInstance<Locale, Messages>;
//#endregion
//#region src/i18n.d.ts
declare function createI18n(config: I18nConfig): I18nInstance & {
  install: (app: App) => void;
};
//#endregion
//#region src/index.d.ts
declare module "vue" {
  interface ComponentCustomProperties {
    $i18n: I18nInstance;
    $t: I18nInstance["t"];
  }
}
//#endregion
export { I18nConfig, I18nInstance, LocaleMessage, LocaleMessageDictionary, LocaleMessageType, LocaleMessageValue, LocaleMessages, MessageParameterValue, MessageParameters, createI18n, useI18n };