import "server-only";

export type JobStatus =
  | "queued"
  | "running"
  | "completed"
  | "warning"
  | "failed"
  | "cancelled";

export interface JobRow {
  id: string;
  code: string;
  videoAbs: string;
  jobDir: string;
  /** Final destination of the moved .srt, populated on success/warning. */
  targetSubtitlePath: string | null;
  status: JobStatus;
  enqueuedAt: number;
  startedAt: number | null;
  endedAt: number | null;
  exitCode: number | null;
  error: string | null;
  /** Latest "Step X/Y: <description>" parsed from stderr. */
  stage: string | null;
  stageIndex: number | null;
  stageTotal: number | null;
  cueCount: number | null;
  /** JSON-stringified args array passed to whisperjav. */
  cliArgs: string;
  logPath: string;
  statsPath: string | null;
  /** Source video duration (sec) at enqueue time — used for ETA. Null
   *  when the video hasn't been probed yet. */
  videoDurationSec: number | null;
  /** WhisperJAV --mode at enqueue time. Persisted so historical ETA
   *  multipliers can be grouped per mode. */
  mode: string | null;
}

/** Snapshot returned by the detail endpoint — JobRow plus a tail of log lines. */
export interface JobDetail extends JobRow {
  logTail: string[];
}

export interface EnqueueRequest {
  code: string;
  partIdx: number;
  /** When true, allow overwriting an existing target subtitle file. */
  overwrite?: boolean;
}