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

import datetime
import logging

import simplejson as json
from typing import TYPE_CHECKING

from apps.web.constant import DeviceCmdCode
from apps.web.core.accounting import Accounting
from apps.web.core.helpers import ActionDeviceBuilder
from apps.web.core.networking import MessageSender
from apps.web.device.timescale import FluentedEngine, OfflineManager
from apps.web.eventer import EventBuilder
from script.eventer.handlers import Handler

logger = logging.getLogger(__name__)

if TYPE_CHECKING:
    pass


class SimpleAckHandler(Handler):
    def do(self):
        if not self.payload:
            logger.info('device event is null.')
            return

        if 'ackid' not in self.payload:
            logger.info('has not ackid in payload.')
            return

        ackid = self.payload['ackid']

        if not self.dev.is_registered:
            logger.warning('{} is not registered, so ignore ackid<{}>'.format(self.dev, ackid))
            return MessageSender.send_no_wait(
                device = self.dev, cmd = DeviceCmdCode.SIMPLE_ACKED, payload = {"ackid": ackid})

        eventer = ActionDeviceBuilder.create_eventer(self.dev)  # type:EventBuilder
        if not eventer:
            logger.error('no smartbox or no eventer. imei = {}'.format(self.dev.devNo))
            return

        # 业务模块处理各自的ACK事件, 是否还需要继续上报由业务模块决定, 如果抛异常则不ACKED
        try:
            event = eventer.getEvent(self.payload)
            if event:
                event.do()

        except Exception as e:
            logger.exception(e)
        else:
            MessageSender.send_no_wait(
                device = self.dev, cmd = DeviceCmdCode.SIMPLE_ACKED, payload = {"ackid": ackid})