manyi/apps/web/core/helpers.py

# -*- coding: utf-8 -*-
#!/usr/bin/env python

import logging

from typing import TYPE_CHECKING

from apps.web.core.models import DriverAdapter, DriverEventer


logger = logging.getLogger(__name__)

if TYPE_CHECKING:
    from apps.web.device.models import DeviceDict
    from apps.web.core.adapter.base import SmartBox
    from apps.web.eventer import EventBuilder


def arguments():
    """Returns tuple containing dictionary of calling function's
       named arguments and a list of calling function's unnamed
       positional arguments.
    """
    from inspect import getargvalues, stack
    positional_name, keyword_name, args = getargvalues(stack()[1][0])[-3:]
    positional_args = args.pop(positional_name, [])
    args.update(args.pop(keyword_name, []))
    return args, positional_args

def named_arguments():
    from inspect import getargvalues, stack
    positional_name, keyword_name, args = getargvalues(stack()[1][0])[-3:]
    args.pop(positional_name, [])
    args.update(args.pop(keyword_name, []))
    return args


class ActionDeviceBuilder(object):
    @staticmethod
    def create_action_device(dev, typeCode = None):
        from apps.web.device.define import DeviceChannelType
        assert dev.channelType != DeviceChannelType.Channel_BT, u'蓝牙设备不能调用该接口'

        if not typeCode:
            devType = dev.get('devType', None)
            if not devType:
                return None

            typeCode = devType.get('code', None)
            if typeCode is None:
                return None

            is_online = devType.get('online', True)
        else:
            is_online = True

        return DriverAdapter.get_driver_adapter(typeCode, dev, is_online)

    @staticmethod
    def create_eventer(dev, typeCode = None):
        from apps.web.device.define import DeviceChannelType
        assert dev.channelType != DeviceChannelType.Channel_BT, u'蓝牙设备不能调用该接口'

        adapter = ActionDeviceBuilder.create_action_device(dev, typeCode)

        if not typeCode:
            devType = dev.get('devType', None)
            if not devType:
                return None

            typeCode = devType.get('code', None)
            if typeCode is None:
                return None

            is_online = devType.get('online', True)
        else:
            is_online = True

        return DriverEventer.get_driver_eventer(typeCode, adapter, is_online)

    @staticmethod
    def create_eventer_by_adapter(adapter):
        # type: (SmartBox)->EventBuilder

        dev = adapter.device # type: DeviceDict

        devType = dev.get('devType', None)
        if not devType:
            return None

        typeCode = devType.get('code', None)
        if typeCode is None:
            return None

        is_online = devType.get('online', True)

        return DriverEventer.get_driver_eventer(typeCode, adapter, is_online)