"""
arifos_core/stages/stage_222_reflect.py

Stage 222: REFLECT (Self-Reflection)
Function: Entropy calculation (ΔS), Clarity assessment.
Critical Correction: Must compute Shannon Entropy.

DITEMPA BUKAN DIBERI - Forged v46.2
"""

from typing import Any, Dict

from arifos_core.utils.entropy import compute_shannon_entropy


def execute_stage(context: Dict[str, Any]) -> Dict[str, Any]:
    """
    Execute State 222.
    Calculates initial entropy (confusion) of the input.
    """
    context["stage"] = "222"

    query = context.get("parsed_query", "")

    # Compute Initial Entropy (S_input)
    s_input = compute_shannon_entropy(query)

    context["s_input"] = s_input
    context["metadata"]["entropy_input"] = s_input

    # Gate logic: High entropy might necessitate specific handling
    # For now, we just measure and pass.

    return context
