import smbus2

def main():
    # Initialize configuration
    config = {
        'i2c': {
            'bus': 1,
            'debug': False
        }
    }
    
    # Create I2C service instance
    i2c_service = I2CService(config)
    
    # Test parameters
    i2c_address = 0x48
    num_slots = 1
    
    try:
        # Request status list from the device
        status_list = i2c_service.request_status_list(i2c_address, num_slots)
        print(f"Status list received: {status_list}")
        
    except Exception as e:
        print(f"Error occurred: {str(e)}")


class I2CService:
    status_register = 0x01
    cell_data_register = 0x02
    battery_limit_register = 0x03

    def __init__(self, config: dict):
        self.config = config
        self.bus = None
        bus_number = config.get('i2c', {}).get('bus', 1)
        self.bus = smbus2.SMBus(bus_number)

    def request_status_list(self, i2c_adress: int, num_slots: int) -> bool:
        """Request the status of a all slots."""
        print(f"Requesting status list (i2c_adress: {i2c_adress}, register: {self.status_register})")
        status_list = self.bus.read_i2c_block_data(i2c_adress, self.status_register, 1)
        print(f"Received status list: {status_list} (i2c_adress: {i2c_adress})")
        return True

if __name__ == "__main__":
    main()