Simatic_XML_Parser_to_SCL/processors/process_counter.py

95 lines
3.9 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_counter(instruction, network_id, scl_map, access_map, data):
"""
Genera SCL para Contadores (CTU, CTD, CTUD).
Requiere datos de instancia (DB o STAT).
"""
instr_uid = instruction["instruction_uid"]
instr_type = instruction["type"] # CTU, CTD, CTUD
if instr_type.endswith(SCL_SUFFIX) or "_error" in instr_type:
return False
# 1. Obtener Inputs (varía según tipo)
params = []
resolved = True
input_pins = []
if instr_type == "CTU": input_pins = ["CU", "R", "PV"]
elif instr_type == "CTD": input_pins = ["CD", "LD", "PV"]
elif instr_type == "CTUD": input_pins = ["CU", "CD", "R", "LD", "PV"]
else:
instruction["scl"] = f"// ERROR: Tipo de contador no soportado: {instr_type}"
instruction["type"] += "_error"
return True # Procesado con error
for pin in input_pins:
pin_info = instruction["inputs"].get(pin)
if pin_info is None and pin not in ["R", "LD"]: # R y LD pueden no estar conectados
print(f"Error: Falta entrada requerida '{pin}' para {instr_type} UID {instr_uid}.")
# Permitir continuar si solo faltan R o LD opcionales? Por ahora no.
instruction["scl"] = f"// ERROR: Falta entrada requerida '{pin}' para {instr_type} UID {instr_uid}."
instruction["type"] += "_error"
return True # Error
elif pin_info: # Si el pin existe en el JSON
scl_pin = get_scl_representation(pin_info, network_id, scl_map, access_map)
if scl_pin is None:
resolved = False
break # Salir si una dependencia no está lista
scl_pin_formatted = format_variable_name(scl_pin) if pin_info.get("type") == "variable" else scl_pin
params.append(f"{pin} := {scl_pin_formatted}")
if not resolved: return False
# 2. Obtener Nombre de Instancia (NECESITA MEJORA EN x1.py)
instance_name = instruction.get("instance_db")
if not instance_name:
instance_name = f"#COUNTER_INSTANCE_{instr_uid}" # Placeholder
print(f"Advertencia: No se encontró instancia para {instr_type} UID {instr_uid}. Usando placeholder '{instance_name}'. Ajustar x1.py y declarar en x3.py.")
else:
instance_name = format_variable_name(instance_name)
# 3. Generar la llamada SCL
param_string = ", ".join(params)
scl_call = f"{instance_name}({param_string}); // TODO: Declarar {instance_name} : {instr_type}; en VAR_STAT o VAR"
instruction["scl"] = scl_call
instruction["type"] = instr_type + SCL_SUFFIX
# 4. Actualizar scl_map para las salidas (QU, QD, CV)
output_pins = []
if instr_type == "CTU": output_pins = ["QU", "CV"]
elif instr_type == "CTD": output_pins = ["QD", "CV"]
elif instr_type == "CTUD": output_pins = ["QU", "QD", "CV"]
for pin in output_pins:
map_key = (network_id, instr_uid, pin)
scl_map[map_key] = f"{instance_name}.{pin}"
# Contadores no tienen ENO estándar en LAD/FBD
return True
# --- Procesador de Comparadores (EQ ya existe, añadir otros) ---
# --- Function code ends ---
# --- Processor Information Function ---
def get_processor_info():
"""Devuelve la información para los contadores CTU, CTD, CTUD."""
# Asumiendo que los tipos en el JSON son CTU, CTD, CTUD
return [
{'type_name': 'ctu', 'processor_func': process_counter, 'priority': 5},
{'type_name': 'ctd', 'processor_func': process_counter, 'priority': 5},
{'type_name': 'ctud', 'processor_func': process_counter, 'priority': 5}
]