dates.ts

mcp-server/src/lib/dates.ts

1. /**
2. * Date helpers. The API is asymmetric:
3. * - REQUEST filters: yyyymmdd, no separators (ISO is rejected).
4. * - orders.fetch responses: MySQL "YYYY-MM-DD HH:MM:SS".
5. * - orders.splitShipments responses: plain ISO "YYYY-MM-DD".
6. */
8. /**
9. * Convert an ISO date ("YYYY-MM-DD") or Date into the request format
10. * `yyyymmdd` with no separators. Throws on malformed input rather than sending
11. * something the API will reject with {"error": "Bad since date"}.
12. */
13. export function toRequestDate(input: string | Date): string {
14. const d = typeof input === "string" ? new Date(`${input}T00:00:00Z`) : input;
15. if (Number.isNaN(d.getTime())) {
16. throw new RangeError(`Invalid date: ${String(input)} (expected YYYY-MM-DD)`);
17. }
18. const yyyy = String(d.getUTCFullYear());
19. const mm = String(d.getUTCMonth() + 1).padStart(2, "0");
20. const dd = String(d.getUTCDate()).padStart(2, "0");
21. return `${yyyy}${mm}${dd}`;
22. }