import type { WorkOrderBoardCreatePayload } from "@/domain/work-orders/types/work-order-board";
import type { WorkOrderWizardDraft } from "@/domain/work-orders/types/work-order-wizard";
import { formatApptTimeValue } from "@/domain/work-orders/utils/wizard-date-utils";

/** Mutates `payload` with `vendorId` and, when applicable, single-day appt date/time. */
export function assignWizardVendorApptFields(
  payload: WorkOrderBoardCreatePayload,
  draft: WorkOrderWizardDraft,
): void {
  const vendorId = draft.vendorId.trim() ? Number(draft.vendorId) : NaN;
  const hasVendor = Number.isFinite(vendorId);

  if (hasVendor) {
    payload.vendorId = vendorId;
  }

  const apptTime = formatApptTimeValue(draft.apptStart, draft.apptEnd);
  const isRange = draft.schedMode === "range";

  if (hasVendor && (draft.scheduledOn || apptTime) && !draft.scheduleWeekOnly && !isRange) {
    if (draft.scheduledOn) {
      payload.apptDate = draft.scheduledOn;
    }

    if (apptTime) {
      payload.apptTime = apptTime;
    }
  }
}