#!/usr/bin/env python3
"""批次1效果信号：人审流转助手（只动 example_lesson 状态机）。

用法：
  list [--work-id N] [--status proposed|reviewing|promoted|rejected]
  review <lesson_id> --by <who> [--rationale ...]
  promote <lesson_id> --by <who> --target-type pattern|skill|tool --target-ref <ref> [--rationale ...]
  reject <lesson_id> --by <who> [--rationale ...]
"""

from __future__ import annotations

import argparse
import json
import sys
from pathlib import Path

SCRIPT = Path(__file__).resolve().parent
EVIDENCE = SCRIPT.parent / ".agent" / "skills" / "record-run-evidence" / "scripts"
if str(EVIDENCE) not in sys.path:
    sys.path.insert(0, str(EVIDENCE))

from lesson_registry import (  # noqa: E402
    list_lessons,
    promote,
    reject,
    start_review,
)


def _print(payload) -> None:
    print(json.dumps(payload, ensure_ascii=False, indent=2, default=str))


def main(argv: list[str] | None = None) -> int:
    parser = argparse.ArgumentParser(description=__doc__)
    sub = parser.add_subparsers(dest="cmd", required=True)

    p_list = sub.add_parser("list", help="列出经验登记")
    p_list.add_argument("--work-id", type=int)
    p_list.add_argument("--status")
    p_list.add_argument("--kind")

    p_review = sub.add_parser("review", help="proposed → reviewing")
    p_review.add_argument("lesson_id", type=int)
    p_review.add_argument("--by", required=True, dest="decided_by")
    p_review.add_argument("--rationale", default=None)

    p_promote = sub.add_parser("promote", help="reviewing → promoted")
    p_promote.add_argument("lesson_id", type=int)
    p_promote.add_argument("--by", required=True, dest="decided_by")
    p_promote.add_argument("--target-type", required=True, choices=["pattern", "skill", "tool"])
    p_promote.add_argument("--target-ref", required=True)
    p_promote.add_argument("--rationale", default=None)

    p_reject = sub.add_parser("reject", help="proposed/reviewing → rejected")
    p_reject.add_argument("lesson_id", type=int)
    p_reject.add_argument("--by", required=True, dest="decided_by")
    p_reject.add_argument("--rationale", default=None)

    args = parser.parse_args(argv)
    if args.cmd == "list":
        _print(list_lessons(work_id=args.work_id, status=args.status, kind=args.kind))
        return 0
    if args.cmd == "review":
        _print(start_review(args.lesson_id, decided_by=args.decided_by, rationale=args.rationale))
        return 0
    if args.cmd == "promote":
        _print(promote(
            args.lesson_id,
            decided_by=args.decided_by,
            target_type=args.target_type,
            target_ref=args.target_ref,
            rationale=args.rationale,
        ))
        return 0
    if args.cmd == "reject":
        _print(reject(args.lesson_id, decided_by=args.decided_by, rationale=args.rationale))
        return 0
    return 2


if __name__ == "__main__":
    raise SystemExit(main())