#!/usr/bin/env python3
# SPDX-FileCopyrightText: © 2019 The glucometerutils Authors
# SPDX-License-Identifier: MIT
"""CLI tool to send messages through FreeStyle HID protocol."""
import argparse
import logging
import sys
from glucometerutils import exceptions
from glucometerutils.support import freestyle
def main():
parser = argparse.ArgumentParser()
parser.add_argument(
"--text_cmd_type",
action="store",
type=int,
default=0x60,
help="Message type for text commands sent to the device.",
)
parser.add_argument(
"--text_reply_type",
action="store",
type=int,
default=0x60,
help="Message type for text replies received from the device.",
)
parser.add_argument(
"device", action="store", help="Path to the HID device to open."
)
parser.add_argument(
"--vlog",
action="store",
required=False,
type=int,
help=(
"Python logging level. See the levels at "
"https://docs.python.org/3/library/logging.html#logging-levels"
),
)
args = parser.parse_args()
logging.basicConfig(level=args.vlog)
session = freestyle.FreeStyleHidSession(
None, args.device, args.text_cmd_type, args.text_reply_type
)
session.connect()
while True:
if sys.stdin.isatty():
command = input(">>> ")
else:
command = input()
print(f">>> {command}")
try:
print(session.send_text_command(bytes(command, "ascii")))
except exceptions.InvalidResponse as error:
print(f"! {error}")
if __name__ == "__main__":
main()