export interface SchedulingPriorityRow {
  isGovernment?: boolean;
  priorityScore?: number;
  scheduledDate: string;
}

/** Government first, then priority score, then earliest scheduled date. */
export function compareSchedulingPriority(
  a: SchedulingPriorityRow,
  b: SchedulingPriorityRow,
): number {
  const govDiff = Number(Boolean(b.isGovernment)) - Number(Boolean(a.isGovernment));
  if (govDiff !== 0) return govDiff;

  const priorityDiff = (b.priorityScore ?? 0) - (a.priorityScore ?? 0);
  if (priorityDiff !== 0) return priorityDiff;

  return new Date(a.scheduledDate).getTime() - new Date(b.scheduledDate).getTime();
}