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

import datetime
import logging

from apilib.utils_datetime import to_datetime
from apps.web.constant import DeviceCmdCode, MQTT_TIMEOUT
from apps.web.core.networking import MessageSender
from apps.web.device.models import Device
from apps.web.eventer.base import WorkEvent
from apps.web.eventer import EventBuilder

logger = logging.getLogger(__name__)


class builder(EventBuilder):
    def __getEvent__(self, device_event):
        if device_event['cmd'] == 100:
            return ZhiyangjiEvent(self.deviceAdapter, device_event)


class ZhiyangjiEvent(WorkEvent):
    def do(self, **args):
        devNo = self.device['devNo']
        logger.info('zhiyangji event detected, devNo=%s,msg=%s' % (devNo, self.event_data))

        if self.device.softVer.startswith('v5.3.'):
            pass
        else:
            # 老版本. 如果制氧机还没有过期，就直接把制氧机的剩余时间启动
            ctrInfo = Device.get_dev_control_cache(devNo)
            if (not ctrInfo.has_key('startTime')):
                return
            needTime = int(ctrInfo['needTime'])
            startTime = to_datetime(ctrInfo['startTime'])
            passTime = (datetime.datetime.now() - startTime).total_seconds()
            if passTime > needTime:
                logger.info('time is over')
                return
            givenTime = needTime - passTime

            devInfo = MessageSender.send(device = self.device,
                                         cmd = DeviceCmdCode.PAY_MONEY,
                                         payload = {
                                             'IMEI': self.device['devNo'], 'duration': givenTime
                                         },
                                         timeout = MQTT_TIMEOUT.START_DEVICE)

            if devInfo.has_key('rst') and devInfo['rst'] != 0:
                if devInfo['rst'] == -1:
                    logger.info('give left time error,devNo=%s,givenTime=%s' % (devNo, givenTime))
                elif devInfo['rst'] == 1:
                    logger.info('give left time error,devNo=%s,givenTime=%s' % (devNo, givenTime))

            logger.info('add time for zhiyangji=%s seconds=%s' % (self.device['devNo'], givenTime))