# -*- coding: utf-8 -*-
from .processor_utils import get_scl_representation, format_variable_name,get_target_scl_name


# TODO: Import necessary functions from processor_utils
# Example: from .processor_utils import get_scl_representation, format_variable_name
# Or: import processors.processor_utils as utils

# TODO: Define constants if needed (e.g., SCL_SUFFIX) or import them
SCL_SUFFIX = "_scl"

# --- Function code starts ---
def process_contact(instruction, network_id, scl_map, access_map, data):
    """Traduce Contact (normal o negado) a una expresión booleana SCL."""
    instr_uid = instruction["instruction_uid"]
    instr_type = instruction["type"]
    if instr_type.endswith(SCL_SUFFIX) or "_error" in instr_type:
        return False

    # --- INICIO LEER NEGACIÓN ---
    # Verificar si el pin 'operand' está marcado como negado en el JSON
    is_negated = instruction.get("negated_pins", {}).get("operand", False)
    # --- FIN LEER NEGACIÓN ---

    # print(f"DEBUG: Intentando procesar CONTACT{' (N)' if is_negated else ''} - UID: {instr_uid} en Red: {network_id}")

    in_input = instruction["inputs"].get("in")
    in_rlo_scl = (
        "TRUE"
        if in_input is None
        else get_scl_representation(in_input, network_id, scl_map, access_map)
    )
    operand_scl = get_scl_representation(
        instruction["inputs"].get("operand"), network_id, scl_map, access_map
    )

    if in_rlo_scl is None or operand_scl is None:
        return False

    # Usar is_negated para aplicar NOT
    term = f"NOT {operand_scl}" if is_negated else operand_scl
    if not (term.startswith('"') and term.endswith('"')):
        # Añadir paréntesis si es NOT o si contiene espacios/operadores
        if is_negated or (
            " " in term and not (term.startswith("(") and term.endswith(")"))
        ):
            term = f"({term})"

    new_rlo_scl = (
        term
        if in_rlo_scl == "TRUE"
        else (
            f"({in_rlo_scl}) AND {term}"
            if ("AND" in in_rlo_scl or "OR" in in_rlo_scl)
            and not (in_rlo_scl.startswith("(") and in_rlo_scl.endswith(")"))
            else f"{in_rlo_scl} AND {term}"
        )
    )

    map_key = (network_id, instr_uid, "out")
    scl_map[map_key] = new_rlo_scl
    instruction["scl"] = f"// RLO: {new_rlo_scl}"
    instruction["type"] = instr_type + SCL_SUFFIX
    return True

# --- process_edge_detector MODIFICADA ---

# --- Function code ends ---

# --- Processor Information Function ---
def get_processor_info():
    """Devuelve la información para el procesador Contact."""
    return {'type_name': 'contact', 'processor_func': process_contact, 'priority': 1}