nfc-test

#!/usr/bin/env python3


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# Copyright (c) 2025, Andy Schroder
# See the file README.md for licensing information.
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from argparse import ArgumentParser,ArgumentDefaultsHelpFormatter
from dc.NFC import NFCClass
import logging

# setup command line parsing
parser = ArgumentParser(description='[ ** Test python NFC function calls that are used by Distributed Charge ** ] This script should do the same thing as running `ndeftool uri "URL"|python3 ./tagtool.py emulate - tt3`, where `tagtool.py` comes from `https://github.com/nfcpy/nfcpy/blob/master/examples/tagtool.py` and `https://nfcpy.readthedocs.io/en/latest/examples/tagtool.html`, and installation instructions for `ndeftool` can be found at `https://ndeftool.readthedocs.io/`.',formatter_class=ArgumentDefaultsHelpFormatter)
parser.add_argument('URL', help='URL you would like to send over NFC.',default='http://andyschroder.com/DistributedCharge/',nargs='?')
parser.add_argument('--path','-p', help='The path to the NFC device. See `https://nfcpy.readthedocs.io/en/latest/modules/clf.html#nfc.clf.ContactlessFrontend.open` for more details on path formats allowed.',default='usb',type=str)
arguments=parser.parse_args()


# setup logging
logging.basicConfig()                           # turn on logging
logging.getLogger().setLevel(logging.INFO)      # set logging level


# connect to the NFC device and be ready to send a URL in a separate thread
NFC=NFCClass(path=arguments.path)

# send a URL to the NFC device
NFC.Link=arguments.URL

# don't quit the script while the NFC thread is running, waiting for a user to tap the NFC device.
NFC.join()