from os import sys, path


USAGE = '''
python3 read.py [device] <mac-address>

DEVICE:
  flora     Mi Flower Care
  mijia     Mijia Temperature & Humidity sensor

'''

def UsageAndExit(msg):
    if msg:
        print(msg)
    print(USAGE)
    sys.exit(0)

if __name__ == '__main__' and __package__ is None:
    sys.path.append(path.dirname(path.dirname(path.abspath(__file__))))
    from dynamo import save_data
    argv = sys.argv[1:]
    if len(argv) != 2:
        UsageAndExit()

    supported_devices = ['flora', 'mijia']
    if argv[0] not in supported_devices:
        UsageAndExit("Unsupported devices")

    device, mac_addr = argv
    if device == 'flora':
        from miflora.miflora.miflora_poller import MiFloraPoller
        poller = MiFloraPoller(mac_addr)
    elif device == 'mijia':
        from mijia.mijia.mijia_poller import MijiaPoller
        poller = MijiaPoller(mac_addr)

    save_data(device, poller)