import type { Job, JobStatus } from "../domain/types";

/** 任務類型顯示名（中文） */
export function jobTemplateLabel(
  templateType: string,
  t: (key: string, params?: Record<string, string | number>) => string,
): string {
  switch (templateType) {
    case "demo":
      return t("jobs.demoLabel");
    case "threads_token_renew":
      return t("jobs.template.tokenRenew");
    case "persona_analyze_account":
      return t("jobs.template.personaAnalyzeAccount");
    case "persona_analyze_text":
      return t("jobs.template.personaAnalyzeText");
    case "compose_mimic":
      return t("jobs.template.composeMimic");
    case "play_generate_script":
      return t("jobs.template.playGenerateScript");
    default:
      return templateType || t("jobs.template.unknown");
  }
}

/** 是否為約每 30 天的定期 Token 延長任務 */
export function isRecurringTokenRenew(job: { template_type: string }): boolean {
  return job.template_type === "threads_token_renew";
}

/**
 * 是否應在頂欄／加速輪詢中視為「即時進行中」：
 * - running 一律
 * - pending/queued 且已到期（run_after 空或 ≤ now）— 不含遠期排程（如 30 天後 token 延長）
 */
export function isJobLiveActive(
  job: { status: string; run_after?: number },
  nowNs: number = Date.now() * 1_000_000,
): boolean {
  if (job.status === "running") return true;
  if (job.status !== "pending" && job.status !== "queued") return false;
  if (!job.run_after || job.run_after <= 0) return true;
  return job.run_after <= nowNs;
}

/** 執行中不可手動刪除；其餘（含已排程／終態）可刪 */
export function canDeleteJob(job: { status: string }): boolean {
  return job.status !== "running";
}

/** 狀態中文 */
export function jobStatusLabel(
  status: JobStatus | string,
  t: (key: string, params?: Record<string, string | number>) => string,
): string {
  const key = `jobs.status.${status}`;
  const label = t(key);
  // 若缺 key，i18n 常回傳 key 本身
  if (label === key) return status;
  return label;
}

export function jobStatusTone(
  status: JobStatus | string,
): "success" | "danger" | "warning" | "brand" | "neutral" {
  switch (status) {
    case "succeeded":
      return "success";
    case "failed":
      return "danger";
    case "cancelled":
    case "cancel_requested":
      return "neutral";
    case "running":
      return "brand";
    case "queued":
    case "pending":
      return "warning";
    default:
      return "neutral";
  }
}

/**
 * 副標：定期節奏（約每 30 天）+ 進度摘要 + 下次執行時間。
 * 標題已含「約每 30 天」；此處再強調一次節奏，方便列表一眼辨認。
 */
export function jobSubtitle(
  job: Job,
  t: (key: string, params?: Record<string, string | number>) => string,
  formatTime: (n: number | null | undefined) => string,
): string {
  const parts: string[] = [];
  if (isRecurringTokenRenew(job)) {
    parts.push(t("jobs.template.tokenRenewCadence"));
  }
  if (job.progress_summary) {
    parts.push(job.progress_summary);
  }
  if (
    job.run_after &&
    job.run_after > 0 &&
    (job.status === "queued" || job.status === "pending")
  ) {
    parts.push(t("jobs.nextRun", { time: formatTime(job.run_after) }));
  }
  return parts.join(" · ");
}