// Alphabetical order in the UI language: Hungarian puts "Ö" after "O" and "Cs" after "Cu". A
// bare `localeCompare` compares in the BROWSER's locale; the server sorts by the same ICU rules
// (backend `app/collation.py`), so a list sorted here agrees with one the server sorted. Its own
// module, apart from lib/format.ts, because it needs no i18n: the pure sort helpers import it.
const collators = new Map<string, Intl.Collator>();
export function compareText(a: string, b: string, lang: string): number {
  let c = collators.get(lang);
  if (!c) {
    c = new Intl.Collator(lang);
    collators.set(lang, c);
  }
  return c.compare(a, b);
}