export type LocalDraft = Readonly<{
  draftId: string;
  title: string;
  body: string;
}>;

export function createLocalDraft(values: LocalDraft): LocalDraft {
  const draftId = values.draftId.trim();
  const title = values.title.trim();
  if (!draftId || !title) {
    throw new TypeError("Local draft requires draftId and title");
  }
  if (title.length > 160 || values.body.length > 100_000) {
    throw new TypeError("Local draft exceeds bounded field limits");
  }
  return Object.freeze({
    draftId,
    title,
    body: values.body,
  });
}