import asyncio
from bleak import BleakScanner, BleakClient

ADDRESS = ""
SERVICE = "65970000-4bda-4c1e-af4b-551c4cf74769"

# Descriptor UUIDs
CLIENT_CHARACTERISTIC_CONFIGURATION = "00002902-0000-1000-8000-00805f9b34fb"
CHARACTERISTIC_USER_DESCRIPTION = "00002901-0000-1000-8000-00805f9b34fb"

async def main():
    # devices = await BleakScanner.discover()
    # for d in devices:
    #     print(d)
    device = await BleakScanner.find_device_by_address(ADDRESS, timeout=20.0)
    if not device:
        raise BleakError(f"A device with address {ble_address} could not be found.")
    async with BleakClient(device) as client:
        for service in client.services:
            if service.uuid == SERVICE:
                for characteristic in service.characteristics:
                    description = 'Unknown'
                    for descriptor in characteristic.descriptors:
                        if descriptor.uuid ==  CHARACTERISTIC_USER_DESCRIPTION:
                            descriptor_value = await client.read_gatt_descriptor(descriptor.handle)
                            description = descriptor_value.decode('UTF-8')
                    char_value = await client.read_gatt_char(characteristic.uuid)
                    print(f"{description}: {int.from_bytes(char_value, byteorder='little', signed=False)} (0x{char_value.hex()})")

asyncio.run(main())