import type { QueueDropPolicy, QueueMode } from "./types.js";

export function normalizeQueueMode(raw?: string): QueueMode | undefined {
  if (!raw) return undefined;
  const cleaned = raw.trim().toLowerCase();
  if (cleaned === "queue" || cleaned === "queued") return "steer";
  if (
    cleaned === "interrupt" ||
    cleaned === "interrupts" ||
    cleaned === "abort"
  )
    return "interrupt";
  if (cleaned === "steer" || cleaned === "steering") return "steer";
  if (
    cleaned === "followup" ||
    cleaned === "follow-ups" ||
    cleaned === "followups"
  )
    return "followup";
  if (cleaned === "collect" || cleaned === "coalesce") return "collect";
  if (
    cleaned === "steer+backlog" ||
    cleaned === "steer-backlog" ||
    cleaned === "steer_backlog"
  )
    return "steer-backlog";
  return undefined;
}

export function normalizeQueueDropPolicy(
  raw?: string,
): QueueDropPolicy | undefined {
  if (!raw) return undefined;
  const cleaned = raw.trim().toLowerCase();
  if (cleaned === "old" || cleaned === "oldest") return "old";
  if (cleaned === "new" || cleaned === "newest") return "new";
  if (cleaned === "summarize" || cleaned === "summary") return "summarize";
  return undefined;
}