from FromDevices import FromDevices
from ToDevices import ToDevices
from ModbusBase import ModbusHandler
from loguru import logger
from config import Config
import logging
import threading
import sys



deathBell = threading.Event()

def exceptHook(args):
    global deathBell
    logger.error("Exception in thread caught: {}".format(args))
    deathBell.set()
    logger.error("rang the death bell")


logger.info("pv controller starting")

config = Config.load_from_file()

# configure loguru: only log INFO and above
logger.remove()
logger.add(sys.stdout, level=config.global_.log_level)


modbusHandler = ModbusHandler(config)

toDevicesThread = ToDevices(config, modbusHandler)
toDevicesThread.start()
logger.info("toDevices started")

fromDevicesThread = FromDevices(config, modbusHandler)
fromDevicesThread.start()
logger.info("fromDevices started")

threading.excepthook = exceptHook
logger.info("Threading excepthook set")

logger.info("pv controller is running")


deathBell.wait()
logger.error("pv controller is dying")

toDevicesThread.stop()
fromDevicesThread.stop()

toDevicesThread.join()
logger.error("toDevices joined")
fromDevicesThread.join()
logger.error("fromDevices joined")

logger.error("pv controller is terminated")