#!/usr/bin/env python3
"""Record a Blender/WBV2 context rotation without deleting evidence."""

from __future__ import annotations

import argparse
import json
from datetime import datetime, timezone

from wbv2_runtime import CONTROL_ROOT, ROOT, queue_pointer


def main() -> int:
    parser = argparse.ArgumentParser(description=__doc__)
    parser.add_argument("--reason", choices=("completed", "timeout", "interrupted"), required=True)
    parser.add_argument("--next-task", required=True)
    args = parser.parse_args()
    pointer = queue_pointer()
    path = CONTROL_ROOT / "my-tools-context-rotation.json"
    payload = {
        "schemaVersion": 1,
        "rotatedAt": datetime.now(timezone.utc).isoformat(),
        "reason": args.reason,
        "previousTask": pointer.get("task"),
        "nextTask": args.next_task,
        "preserved": ["docs/EXECUTION_QUEUE.md", "docs/tasks/**", "tests/golden/**"],
        "nextStep": "Run node tools/web/print-task-context.mjs and node tools/web/check-task-context.mjs.",
    }
    path.parent.mkdir(parents=True, exist_ok=True)
    path.write_text(json.dumps(payload, ensure_ascii=False, indent=2) + "\n", encoding="utf-8")
    print(json.dumps({"previousTask": pointer.get("task"), "nextTask": args.next_task, "reason": args.reason}, ensure_ascii=False))
    return 0


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