import { inject } from '@angular/core';
import { type ResolveFn } from '@angular/router';
import { DEFAULT_LOCALE, isAppLocale, type AppLocale } from './locale';
import { LocaleService } from './locale.service';

export const localeResolver: ResolveFn<AppLocale> = (route) => {
  const localeValue: unknown = route.data['locale'];
  const locale = isAppLocale(localeValue) ? localeValue : DEFAULT_LOCALE;
  inject(LocaleService).setLocale(locale);
  return locale;
};