'''
Created on 19 mar 2020

@author: Emanuele Trabattoni
@copyright:  Briq srl
@contact:  Scritto per Briq srl come collaboratore esterno, contiene dei frammenti di codice di proprieta' di Briq srl
'''

import threading, sys, queue, logging
from driver.tsc_printer import tsc_printer
from driver.notifier import URL_EVENT, URL_RESPONSE

Q_TIMEOUT = 2

printer_map={}

def get_queue_id(ip):
	global printer_map
	if ip in printer_map.keys():
		return printer_map[str(ip)]['queue_id']
	else:
		return None

def get_queue_command():
	global printer_map
	return printer_map['queue_command']

#lancia i thread, uno per stampante
def main(q_in :queue.Queue, q_out :queue.Queue, q_comm: queue.Queue, logger: logging.getLogger):
	global printer_map
	while True:
		try:
			comando = q_comm.get(block=True, timeout=Q_TIMEOUT)
			cmd = comando['name']
			par = comando['parameters']
			
			if cmd == "CONNETTI":
				printer_map[par['ip']] = {}
				# genera nuove code in ingresso per la nuova stampante
				q_in_prt = queue.Queue()
				q_cmd_prt = queue.Queue()
				printer_map['queue_command'] = q_comm
				printer_map[par['ip']]['queue_id'] = q_in_prt # aggiungi la nuova coda al dict delle code
				printer_map[par['ip']]['port'] = par['port']
				# lancia un thread stampante con la nuova coda ingresso
				t_prt = threading.Thread(name = f"Stampante {par['ip']}:{par['port']}",
										target = tsc_printer,
										args = [q_in_prt, q_out, q_cmd_prt, par['ip'], par['port'], logger],
										daemon = True)
				printer_map[par['ip']]['thr'] = t_prt # aggiungi il nuovo thread al dict dei thread
				t_prt.start()
				pass
			
			elif comando['name'] == "DISCONNETTI":
				pass
			
			else:
				q_out.put({'url':URL_RESPONSE,
							'msg':{'error':'comando inesistente'}
						})
				logger.error("Comando non Trovato")
		except (InterruptedError, KeyboardInterrupt):
			logger.critical("sto quittando")
	pass