from __future__ import annotations

import argparse
import json
from pathlib import Path
from typing import Any


ROOT = Path(__file__).resolve().parents[1]
DEFAULT_SCORE = ROOT / "Temp" / "data_integrity_score_v1.json"
DEFAULT_OUT = ROOT / "Temp" / "data_integrity_100_lock_v2.json"


def _load(path: Path) -> dict[str, Any]:
    if not path.exists():
        return {}
    try:
        v = json.loads(path.read_text(encoding="utf-8"))
    except Exception:
        return {}
    return v if isinstance(v, dict) else {}


def _f(v: Any) -> float:
    try:
        return float(v)
    except Exception:
        return 0.0


def main() -> int:
    ap = argparse.ArgumentParser()
    ap.add_argument("--score", default=str(DEFAULT_SCORE))
    ap.add_argument("--out", default=str(DEFAULT_OUT))
    args = ap.parse_args()

    sp = Path(args.score)
    op = Path(args.out)
    if not sp.is_absolute():
        sp = ROOT / sp
    if not op.is_absolute():
        op = ROOT / op

    src = _load(sp)
    m = src.get("metrics") if isinstance(src.get("metrics"), dict) else {}
    score = _f(src.get("score"))
    placeholder_safety = _f(m.get("placeholder_safety_pct"))
    required_complete = _f(m.get("required_field_completeness_pct"))
    sla_breached = bool(m.get("sla_breached"))
    json_validation_status = str(m.get("json_validation_status") or "")

    reasons: list[str] = []
    if score < 100.0:
        reasons.append("DATA_INTEGRITY_SCORE_NOT_100")
    if placeholder_safety < 100.0:
        reasons.append("PLACEHOLDER_SAFETY_NOT_100")
    if required_complete < 100.0:
        reasons.append("REQUIRED_COMPLETENESS_NOT_100")
    if sla_breached:
        reasons.append("CAPTURE_SLA_BREACHED")
    if json_validation_status in {"PENDING_EXPORT", "EXPORT_BLOCKED_CRITICAL"}:
        reasons.append("JSON_VALIDATION_NOT_EXPORT_READY")

    if reasons:
        gate = "HTS_ENTRY_BLOCK"
        mode = "REVIEW_ONLY"
    else:
        gate = "PASS_100"
        mode = "ALLOW_EXECUTION"

    out = {
        "formula_id": "DATA_INTEGRITY_100_LOCK_V2",
        "gate": gate,
        "execution_mode": mode,
        "reasons": reasons,
        "metrics": {
            "data_integrity_score": score,
            "placeholder_safety_pct": placeholder_safety,
            "required_field_completeness_pct": required_complete,
            "sla_breached": sla_breached,
            "json_validation_status": json_validation_status
        },
        "target": {
            "data_integrity_score": 100.0,
            "placeholder_safety_pct": 100.0,
            "required_field_completeness_pct": 100.0
        }
    }

    op.parent.mkdir(parents=True, exist_ok=True)
    op.write_text(json.dumps(out, ensure_ascii=False, indent=2), encoding="utf-8")
    print(json.dumps(out, ensure_ascii=False, indent=2))
    return 0


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