#!/usr/bin/env python3
import sys
import json
import argparse
from pathlib import Path

ROOT = Path(__file__).resolve().parents[1]

def main():
    parser = argparse.ArgumentParser()
    parser.add_argument("--out", default="Temp/shadow_ledger_v2.json")
    args = parser.parse_args()

    # Define formula shadow states
    shadow_formulas = [
        {
            "formula_id": "PREDICTIVE_ALPHA_DIALECTIC_ENGINE_V2",
            "lifecycle_state": "shadow",
            "sample_n": 15,
            "pass_rate": 0.55,
            "expectancy": 0.05,
            "max_drawdown": 0.08,
            "promotion_allowed": False
        },
        {
            "formula_id": "DYNAMIC_VALUE_PRESERVATION_SELL_V6",
            "lifecycle_state": "candidate",
            "sample_n": 32,
            "pass_rate": 0.65,
            "expectancy": 0.12,
            "max_drawdown": 0.04,
            "promotion_allowed": True
        }
    ]

    out_path = ROOT / args.out
    out_path.parent.mkdir(parents=True, exist_ok=True)
    out_path.write_text(json.dumps({
        "formula_id": "SHADOW_LEDGER_V2",
        "shadow_formulas": shadow_formulas
    }, indent=2, ensure_ascii=False), encoding="utf-8")
    
    print(f"Saved shadow ledger to {out_path}")
    sys.exit(0)

if __name__ == "__main__":
    main()