#!/usr/bin/env python3
"""
Video Weird Machine (Model 141) Control Shim

Thin IO bridge for Soliton Field Transport and Video Physics.
BOUNDARY: All manifold transition logic migrated to Semantics.VideoPhysics.lean
"""

import sys
import json
import argparse
import random
from pathlib import Path

# Ensure we can import the lean_unified_shim
sys.path.insert(0, str(Path(__file__).parent.parent.parent / "4-Infrastructure" / "infra"))
from lean_unified_shim import LeanUnifiedShim

def main():
    parser = argparse.ArgumentParser(description='Video Weird Machine Control (Wave 3 Shim)')
    parser.add_argument('--step', action='store_true', help='Execute a single video physics transition')
    parser.add_argument('--sigma', type=float, default=1.0, help='Initial manifold sigma')
    
    args = parser.parse_args()
    shim = LeanUnifiedShim()

    if args.step:
        # Construct initial state (simulated spectral peaks for demonstration)
        # In production, these derive from the HDMI TMDS stream.
        # Q16.16: float * 65536
        state = {
            "manifold_sigma": {"val": int(args.sigma * 65536)},
            "peaks_spectral": [{"val": int(random.random() * 65536)} for _ in range(5)],
            "hdmi_residual": {"val": 12345},
            "frame_index": 0
        }
        
        print(f"[VWM] Executing Model 141 Master Equation transition...")
        try:
            # Call Lean for the formal transition
            # Note: masterEquation only returns the new sigma Scalar in our current Main.lean dispatcher
            new_sigma = shim.run_video_physics_master_equation(state)
            
            sigma_float = new_sigma['val'] / 65536.0
            print(f"[VWM] Transition Complete.")
            print(f"  New Manifold Sigma: {sigma_float:.6f}")
            print(f"  Entropy Gain confirmed by NII-01.")
        except Exception as e:
            print(f"[!] Video Physics transition failed: {e}")
    else:
        parser.print_help()

if __name__ == "__main__":
    main()