Simatic_XML_Parser_to_SCL/processors/process_sd.py

74 lines
3.2 KiB
Python

# -*- 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_sd(instruction, network_id, scl_map, access_map, data):
"""
Genera SCL para Temporizador On-Delay (Sd -> TON).
Requiere datos de instancia (DB o STAT/TEMP).
"""
instr_uid = instruction["instruction_uid"]
instr_type = "Sd" # Tipo original LAD
if instruction["type"].endswith(SCL_SUFFIX) or "_error" in instruction["type"]:
return False
# 1. Obtener Inputs: s (start), tv (time value)
# El pin 'r' (reset) no tiene equivalente directo en TON, se ignora aquí.
s_info = instruction["inputs"].get("s")
tv_info = instruction["inputs"].get("tv")
timer_instance_info = instruction["inputs"].get("timer") # Esperando que x1 lo extraiga
scl_s = get_scl_representation(s_info, network_id, scl_map, access_map)
scl_tv = get_scl_representation(tv_info, network_id, scl_map, access_map)
scl_instance_name = get_scl_representation(timer_instance_info, network_id, scl_map, access_map)
if scl_s is None or scl_tv is None:
return False # Dependencias no listas
# 2. Validar y obtener Nombre de Instancia
instance_name = None
if timer_instance_info and timer_instance_info.get("type") == "variable":
instance_name = scl_instance_name
elif timer_instance_info:
print(f"Advertencia: Pin 'timer' de {instr_type} UID {instr_uid} conectado a algo inesperado: {timer_instance_info.get('type')}")
instance_name = f"#TON_INSTANCE_{instr_uid}"
else:
instance_name = f"#TON_INSTANCE_{instr_uid}"
print(f"Advertencia: No se encontró conexión al pin 'timer' para {instr_type} UID {instr_uid}. Usando placeholder '{instance_name}'. ¡Revisar x1.py y XML!")
# 3. Formatear entradas si son variables
scl_s_formatted = format_variable_name(scl_s) if s_info and s_info.get("type") == "variable" else scl_s
scl_tv_formatted = format_variable_name(scl_tv) if tv_info and tv_info.get("type") == "variable" else scl_tv
# 4. Generar la llamada SCL (TON usa IN, PT, Q, ET)
scl_call = f"{instance_name}(IN := {scl_s_formatted}, PT := {scl_tv_formatted}); // TODO: Declarar {instance_name} : TON; en VAR_STAT o VAR"
instruction["scl"] = scl_call
instruction["type"] = instr_type + SCL_SUFFIX
# 5. Actualizar scl_map para las salidas Q y RT (mapeado a ET de TON)
map_key_q = (network_id, instr_uid, "q")
scl_map[map_key_q] = f"{instance_name}.Q"
map_key_rt = (network_id, instr_uid, "rt")
scl_map[map_key_rt] = f"{instance_name}.ET"
return True
# --- NUEVO: Procesador de Agrupación (Refinado) ---
# --- Function code ends ---
# --- Processor Information Function ---
def get_processor_info():
"""Devuelve la información para el temporizador On-Delay (Sd -> TON)."""
# Asumiendo que el tipo en el JSON es 'Sd'
return {'type_name': 'sd', 'processor_func': process_sd, 'priority': 5}