import nfc
import time
import socket


clf = nfc.ContactlessFrontend('tty')

UDP_IP = "192.168.100.110"
UDP_PORT = 5005

from nfc.clf import RemoteTarget

sock = socket.socket(socket.AF_INET, socket.SOCK_DGRAM)

def checkTag(records):
	message = records[0].text
	print message
	sock.sendto(message, (UDP_IP, UDP_PORT))


	time.sleep(5)
	main()

def main():
	tag = clf.connect(rdwr={'on-connect': lambda tag: False})
	try:
		#assert tag.ndef is not None
		if tag.ndef.records != None:
			checkTag(tag.ndef.records)
	except:
		print("error")
		time.sleep(2)
		main()

if __name__ == '__main__':
    main()