# MIT License
#
# Copyright (c) 2017 Arkadiusz Netczuk <dev.arnet@gmail.com>
#
# Permission is hereby granted, free of charge, to any person obtaining a copy
# of this software and associated documentation files (the "Software"), to deal
# in the Software without restriction, including without limitation the rights
# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
# copies of the Software, and to permit persons to whom the Software is
# furnished to do so, subject to the following conditions:
#
# The above copyright notice and this permission notice shall be included in all
# copies or substantial portions of the Software.
#
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
# SOFTWARE.
#


from enum import Enum, unique, auto
import abc


@unique
class ConnectionState(Enum):
    CONNECTED           = auto()
    CONN_IN_PROGRESS    = auto()
    DISCONNECTED        = auto()


class DeviceConnector(metaclass=abc.ABCMeta):

    def __init__(self):
        pass

    @abc.abstractmethod
    def address(self):
        raise NotImplementedError('You need to define this method in derived class!')

    def isConnected(self):
        status = self.getConnectionStatus()
        return status == ConnectionState.CONNECTED

    @abc.abstractmethod
    def getConnectionStatus(self) -> ConnectionState:
        raise NotImplementedError('You need to define this method in derived class!')

    @abc.abstractmethod
    def scanDevices(self):
        raise NotImplementedError('You need to define this method in derived class!')

    @abc.abstractmethod
    def connectTo(self, deviceAddr):
        raise NotImplementedError('You need to define this method in derived class!')

    @abc.abstractmethod
    def reconnect(self):
        raise NotImplementedError('You need to define this method in derived class!')

    @abc.abstractmethod
    def disconnect(self):
        raise NotImplementedError('You need to define this method in derived class!')


class ScanItem():

    def __init__(self, name, address):
        self._name = name
        self._address = address

    @property
    def name(self):
        return self._name

    @property
    def address(self):
        return self._address

