from __future__ import annotations

from pathlib import Path
import json
import os
import sys

ROOT = Path(__file__).resolve().parents[1]
if str(ROOT) not in sys.path:
    sys.path.insert(0, str(ROOT))

from src.api.maintenance import get_maintenance_summary


def main(env=None) -> int:
    env = os.environ if env is None else env
    payload = get_maintenance_summary(
        instrument_id=int(env.get("MAINTENANCE_SUMMARY_INSTRUMENT_ID", "1")),
        alert_limit=int(env.get("MAINTENANCE_SUMMARY_ALERT_LIMIT", "50")),
        visual_limit=int(env.get("MAINTENANCE_SUMMARY_VISUAL_LIMIT", "50")),
        incident_limit=int(env.get("MAINTENANCE_SUMMARY_INCIDENT_LIMIT", "50")),
    )
    if _get_bool(env, "MAINTENANCE_SUMMARY_OUTPUT_JSON", False):
        print(json.dumps(payload, ensure_ascii=False, sort_keys=True, default=str))
    else:
        print(f"Maintenance summary status: {payload.get('status', 'unknown')}")
        print(f"Blockers: {', '.join(payload.get('blockers') or []) or 'none'}")
        print(f"Warnings: {', '.join(payload.get('warnings') or []) or 'none'}")
        actions = dict(payload.get("maintenance_actions") or {})
        print(f"Automatic actions: {', '.join(actions.get('automatic_actions') or []) or 'none'}")
        print(f"Operator actions: {', '.join(actions.get('operator_actions') or []) or 'none'}")
    return 0 if not payload.get("blockers") else 2


def _get_bool(env, key: str, default: bool) -> bool:
    value = env.get(key)
    if value is None or value == "":
        return default
    return str(value).strip().lower() in {"1", "true", "yes", "on"}


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