import { t } from "elysia";

/**
 * Shared `limit`/`offset` query parameters for the list endpoints.
 *
 * Every list here is unbounded in principle - a farm accumulates print jobs
 * forever - so a default limit is applied whether or not the caller asks for
 * one. `maximum` is enforced by the validator rather than silently clamped:
 * a client that asks for 10,000 rows should be told no, not handed 200 and
 * left to conclude that is all there is.
 */
export const PaginationQuery = {
  limit: t.Optional(t.Integer({ minimum: 1, maximum: 200, default: 50 })),
  offset: t.Optional(t.Integer({ minimum: 0, default: 0 })),
};

export const DEFAULT_LIMIT = 50;

export function paginate(query: { limit?: number; offset?: number }) {
  return { limit: query.limit ?? DEFAULT_LIMIT, offset: query.offset ?? 0 };
}