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

from gevent import monkey

monkey.patch_all()

import datetime
import getopt
import logging
import sys
import time

from typing import TYPE_CHECKING

try:
    options, args = getopt.getopt(sys.argv[1:], 'l:q:e:p:d:m:b',
                                  ['queue=', 'env=', 'port=', 'debug='])
except getopt.GetoptError as e:
    print(str(e))
    sys.exit()

platform_env = 'testing'
queue = False
port = None
debug = ''

for name, value in options:
    if name in ('-e', '--env'):
        platform_env = value

    if name in ('-q', '--queue'):
        queue = value

    if name in ('-p', '--port'):
        port = int(value)

    if name in ('-d', '--debug'):
        debug = value

if not port:
    print 'no port parameter.'
    sys.exit(1)

import os

os.environ.setdefault('DJANGO_SETTINGS_MODULE', 'configs.{env}'.format(env = platform_env))

PROJECT_ROOT = os.path.join(os.path.abspath(os.path.split(os.path.realpath(__file__))[0] + "/.."), '..')
sys.path.insert(0, PROJECT_ROOT)

from script.base import init_env

init_env(interactive = False)

import simplejson as json
from django.conf import settings
from apps.web.core.sysparas import SysParas
from script.eventer.mqtt_context_co import MqttContext, message_received
from apps.web.device.timescale import OfflineManager, FluentedEngine
from apps.web.device.models import Device, DeviceCmdStatics
from apps.web.constant import Const

if TYPE_CHECKING:
    from apps.web.device.models import DeviceDict

logger = logging.getLogger(__name__)

host = SysParas.get_private_ip(settings.MQTT_HOSTNAME)


@message_received.connect_via('/message')
def worker(sender, cmd, dev, payload):
    # type: (object, str, DeviceDict, str)->None

    if cmd == 'log':
        logger.debug('log message[{}]: {}'.format(dev.devNo, payload))
    else:
        try:
            device_event = json.loads(bytes.decode(payload))
        except ValueError:
            logger.error(
                "can not loads message payload, cmd = <{}>, dev= <{}>, payload = <{}>".format(cmd, dev.devNo, payload))
            return

        if dev.devNo != device_event.get('IMEI', None):
            logger.warning('invalid msg for not same devNo({} != {})'.format(dev.devNo, device_event.get('IMEI')))
            return

        if cmd != str(device_event.get('cmd', '')):
            logger.warning('invalid msg for not same cmd({} ！= {})'.format(cmd, device_event.get('cmd', None)))
            return

        if cmd == '208':
            FluentedEngine().in_signal_udp(devNo = dev.devNo, ts = int(time.time()), signal = 0, cmd = cmd)

            # 准备发起设备离线通知
            OfflineManager.registe_device_offline_notify(devNo = dev.devNo)

        elif cmd in ['207', '200']:
            try:
                signal = int(device_event.get('signal', 10))
            except Exception:
                return

            FluentedEngine().in_signal_udp(devNo = dev.devNo, ts = int(time.time()), signal = signal, cmd = cmd)

            # 设备离线通知的取消
            OfflineManager.discard_device_offline_notify(devNo = dev.devNo)

            if cmd == '200':  # 此处记录下sim卡的激活时间，不想放到设备管理中做，放这里做方便修改
                logger.debug('dev<{}> 200 message.'.format(dev.devNo))

                if (not dev.has_key('ownerId')) or (not dev['ownerId']):
                    try:
                        devObj = dev.my_obj
                        if not devObj.simActiveFirstTime:
                            devObj.simActiveFirstTime = datetime.datetime.now()
                            devObj.save()
                    except Exception, e:
                        pass

                DeviceCmdStatics.record(dev.devNo, '200')
        else:
            pass


with MqttContext(host = host,
                 port = port,
                 user = settings.MQTT_USER,
                 password = settings.MQTT_PSWD,
                 platform_env = platform_env,
                 queue = queue,
                 debug = debug,
                 cmds = {
                     '207': {
                         'qos': Const.MQTT_QOS,
                         'checkRegistered': False
                     },
                     '200': {
                         'qos': Const.MQTT_QOS,
                         'checkRegistered': False
                     },
                     '208': {
                         'qos': Const.MQTT_QOS,
                         'checkRegistered': False
                     },
                     'log': {
                         'qos': Const.MQTT_QOS,
                         'checkRegistered': False
                     }
                 },
                 logger = logger,
                 name = 'monitor',
                 checkRegistered = False) as context:
    context.start()

logger.debug('exit now.')