PLC.py
1.14 KB
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from common.models import *
import abc
import json
from .Device import DeviceController
'''
Device controller for PLC.
This class must implement set, get and do functions (DeviceController is an abstract)
'''
class PLCController(DeviceController):
def __init__(self):
super().__init__("PLC")
def sendCommand(self, dict_list):
command = { "command" : dict_list }
return self.sendMessage(json.dumps(command))
# EP sert à rien
#return ""
def sendCommandWithAnswer(self, dict_list):
# Send commmand TO plc
status = self.sendCommand(dict_list)
#EP added
if not status: return "NOT_SET1"
# Read result FROM plc
return (self.blockAndReadBytes(4096))
def getList(self):
return self.sendCommandWithAnswer([{"name":"LIST"}])
def getStatus(self):
return self.sendCommandWithAnswer([{"name":"STATUS"}])
'''
Value is a string ("on" or "off"), current is a decimal value ("0.231")
'''
def setLampFlatCagire(self, value, current):
return self.sendCommand([{"name":"LAMP_FLAT_CAGIRE", "value":value, "current":current}])